// System.String.cs
//
// Authors:
-// Patrik Torstensson (patrik.torstensson@labs2.com)
+// Patrik Torstensson
// Jeffrey Stedfast (fejj@ximian.com)
// Dan Lewis (dihlewis@yahoo.co.uk)
+// Sebastien Pouliot <sebastien@ximian.com>
//
// (C) 2001 Ximian, Inc. http://www.ximian.com
+// Copyright (C) 2004-2005 Novell (http://www.novell.com)
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
-using System;
using System.Text;
using System.Collections;
using System.Globalization;
using System.Runtime.CompilerServices;
-namespace System {
- public sealed class String : IConvertible, IComparable, ICloneable, IEnumerable {
- private int length;
+#if NET_2_0
+using System.Runtime.ConstrainedExecution;
+using System.Runtime.InteropServices;
+#endif
- public static readonly String Empty = "";
+namespace System
+{
+ [Serializable]
+#if NET_2_0
+ [ComVisible (true)]
+ public sealed class String : IConvertible, ICloneable, IEnumerable, IComparable, IComparable<String>, IEquatable <String>
+#else
+ public sealed class String : IConvertible, ICloneable, IEnumerable, IComparable
+#endif
+ {
+ [NonSerialized] private int length;
+ [NonSerialized] private char start_char;
- [CLSCompliant(false), MethodImplAttribute(MethodImplOptions.InternalCall)]
- unsafe public extern String(char *value);
+ private const int COMPARE_CASE = 0;
+ private const int COMPARE_INCASE = 1;
+ private const int COMPARE_ORDINAL = 2;
- [CLSCompliant(false), MethodImplAttribute(MethodImplOptions.InternalCall)]
- unsafe public extern String(char *value, int sindex, int length);
-
- [CLSCompliant(false), MethodImplAttribute(MethodImplOptions.InternalCall)]
- unsafe public extern String(sbyte *value);
+ public static readonly String Empty = "";
- [CLSCompliant(false), MethodImplAttribute(MethodImplOptions.InternalCall)]
- unsafe public extern String(sbyte *value, int sindex, int length);
+ public static unsafe bool Equals (string a, string b)
+ {
+ if ((a as object) == (b as object))
+ return true;
- [CLSCompliant(false), MethodImplAttribute(MethodImplOptions.InternalCall)]
- unsafe public extern String(sbyte *value, int sindex, int length, Encoding enc);
+ if (a == null || b == null)
+ return false;
- [MethodImplAttribute(MethodImplOptions.InternalCall)]
- public extern String(char [] val, int sindex, int length);
-
- [MethodImplAttribute(MethodImplOptions.InternalCall)]
- public extern String(char [] val);
+ int len = a.length;
- [MethodImplAttribute(MethodImplOptions.InternalCall)]
- public extern String(char c, int count);
-
- [MethodImplAttribute(MethodImplOptions.InternalCall)]
- public extern override int GetHashCode();
+ if (len != b.length)
+ return false;
- public static bool Equals(String str1, String str2) {
- if ((Object) str1 == (Object) str2)
+ if (len == 0)
return true;
-
- if (null == (Object) str1 || null == (Object) str2)
- return false;
- if (str1.length != str2.length)
- return false;
-
- return Compare(str1, 0, str2, 0, str1.length, false) == 0;
- }
- public static bool operator == (String str1, String str2) {
- return Equals(str1, str2);
+ fixed (char * s1 = &a.start_char, s2 = &b.start_char) {
+ // it must be one char, because 0 len is done above
+ if (len < 2)
+ return *s1 == *s2;
+
+ // check by twos
+ int * sint1 = (int *) s1, sint2 = (int *) s2;
+ int n2 = len >> 1;
+ do {
+ if (*sint1++ != *sint2++)
+ return false;
+ } while (--n2 != 0);
+
+ // nothing left
+ if ((len & 1) == 0)
+ return true;
+
+ // check the last one
+ return *(char *) sint1 == *(char *) sint2;
+ }
}
- public static bool operator != (String str1, String str2) {
- return !Equals(str1, str2);
+ public static bool operator == (String a, String b)
+ {
+ return Equals (a, b);
}
- public override bool Equals(Object obj) {
- if (null == obj)
- return false;
-
- if (!(obj is String))
- return false;
-
- return Compare (this, (String)obj, false) == 0;
+ public static bool operator != (String a, String b)
+ {
+ return !Equals (a, b);
}
- public bool Equals(String value) {
- if (null == value)
- return false;
+#if NET_2_0
+ [ReliabilityContractAttribute (Consistency.WillNotCorruptState, Cer.MayFail)]
+#endif
+ public override bool Equals (Object obj)
+ {
+ return Equals (this, obj as String);
+ }
- if (length != value.length)
- return false;
- return Compare (this, 0, value, 0, length, false) == 0;
+#if NET_2_0
+ [ReliabilityContractAttribute (Consistency.WillNotCorruptState, Cer.MayFail)]
+#endif
+ public bool Equals (String value)
+ {
+ return Equals (this, value);
}
- [IndexerName("Chars")]
- public extern char this[int index] {
- [MethodImplAttribute(MethodImplOptions.InternalCall)]
+ [IndexerName ("Chars")]
+ public extern char this [int index] {
+ [MethodImplAttribute (MethodImplOptions.InternalCall)]
get;
}
- public Object Clone() {
+ public Object Clone ()
+ {
return this;
}
- public TypeCode GetTypeCode () {
+ public TypeCode GetTypeCode ()
+ {
return TypeCode.String;
}
- public void CopyTo(int sindex, char[] dest, int dindex, int count) {
+ public void CopyTo (int sourceIndex, char[] destination, int destinationIndex, int count)
+ {
// LAMESPEC: should I null-terminate?
-
- if (dest == null)
- throw new ArgumentNullException();
+ if (destination == null)
+ throw new ArgumentNullException ("destination");
- if (sindex < 0 || dindex < 0 || count < 0)
+ if (sourceIndex < 0 || destinationIndex < 0 || count < 0)
throw new ArgumentOutOfRangeException ();
- if (sindex + count > Length)
- throw new ArgumentOutOfRangeException ();
-
- if (dindex + count > dest.Length)
- throw new ArgumentOutOfRangeException ();
+ // re-ordered to avoid possible integer overflow
+ if (sourceIndex > Length - count)
+ throw new ArgumentOutOfRangeException ("sourceIndex + count > Length");
+ // re-ordered to avoid possible integer overflow
+ if (destinationIndex > destination.Length - count)
+ throw new ArgumentOutOfRangeException ("destinationIndex + count > destination.Length");
- InternalCopyTo(sindex, dest, dindex, count);
+ InternalCopyTo (sourceIndex, destination, destinationIndex, count);
}
- public char[] ToCharArray() {
- return ToCharArray(0, length);
+ public char[] ToCharArray ()
+ {
+ return ToCharArray (0, length);
}
- public char[] ToCharArray(int sindex, int length) {
- if (sindex < 0 || length < 0 || sindex + length > this.length)
- throw new ArgumentOutOfRangeException ();
+ public char[] ToCharArray (int startIndex, int length)
+ {
+ if (startIndex < 0)
+ throw new ArgumentOutOfRangeException ("startIndex", "< 0");
+ if (length < 0)
+ throw new ArgumentOutOfRangeException ("length", "< 0");
+ // re-ordered to avoid possible integer overflow
+ if (startIndex > this.length - length)
+ throw new ArgumentOutOfRangeException ("startIndex + length > this.length");
- char [] tmp = new char[length];
+ char[] tmp = new char [length];
- InternalCopyTo(sindex, tmp, 0, length);
+ InternalCopyTo (startIndex, tmp, 0, length);
return tmp;
}
-
- public String [] Split(params char [] separator) {
- return Split(separator, Int32.MaxValue);
+
+ public String [] Split (params char [] separator)
+ {
+ return Split (separator, Int32.MaxValue);
}
- public String[] Split(char[] separator, int count) {
- if (null == separator) {
+ public String[] Split (char[] separator, int count)
+ {
+ if (separator == null || separator.Length == 0)
separator = WhiteChars;
- }
if (count < 0)
- throw new ArgumentOutOfRangeException ();
+ throw new ArgumentOutOfRangeException ("count");
if (count == 0)
+ return new String[0];
+
+ if (count == 1)
return new String[1] { ToString() };
- return InternalSplit(separator, count);
+ return InternalSplit (separator, count);
}
- public String Substring (int sindex) {
- if (sindex < 0 || sindex > this.length) {
- throw new ArgumentOutOfRangeException();
+#if NET_2_0
+ [ComVisible (false)]
+ [MonoTODO]
+ public String[] Split (char[] separator, int count, StringSplitOptions options)
+ {
+ if (separator == null || separator.Length == 0)
+ return Split (WhiteChars, count, options);
+
+ if (count < 0)
+ throw new ArgumentOutOfRangeException ("count", "Count cannot be less than zero.");
+ if ((options != StringSplitOptions.None) && (options != StringSplitOptions.RemoveEmptyEntries))
+ throw new ArgumentException ("options must be one of the values in the StringSplitOptions enumeration", "options");
+
+ bool removeEmpty = (options & StringSplitOptions.RemoveEmptyEntries) == StringSplitOptions.RemoveEmptyEntries;
+
+ if (!removeEmpty)
+ return Split (separator, count);
+ else
+ throw new NotImplementedException ();
+ }
+
+ [ComVisible (false)]
+ public String[] Split (string[] separator, int count, StringSplitOptions options)
+ {
+ if (separator == null || separator.Length == 0)
+ return Split (WhiteChars, count, options);
+
+ if (count < 0)
+ throw new ArgumentOutOfRangeException ("count", "Count cannot be less than zero.");
+ if ((options != StringSplitOptions.None) && (options != StringSplitOptions.RemoveEmptyEntries))
+ throw new ArgumentException ("Illegal enum value: " + options + ".", "options");
+
+ bool removeEmpty = (options & StringSplitOptions.RemoveEmptyEntries) == StringSplitOptions.RemoveEmptyEntries;
+
+ if (count == 0 || (this == String.Empty && removeEmpty))
+ return new String [0];
+
+ ArrayList arr = new ArrayList ();
+
+ int pos = 0;
+ while (pos < this.Length) {
+ int matchIndex = -1;
+ int matchPos = Int32.MaxValue;
+
+ // Find the first position where any of the separators matches
+ for (int i = 0; i < separator.Length; ++i) {
+ string sep = separator [i];
+ if (sep == null || sep == String.Empty)
+ continue;
+
+ int match = IndexOf (sep, pos);
+ if (match > -1 && match < matchPos) {
+ matchIndex = i;
+ matchPos = match;
+ }
+ }
+
+ if (matchIndex == -1)
+ break;
+
+ if (matchPos == pos && removeEmpty) {
+ pos = matchPos + separator [matchIndex].Length;
+ }
+ else {
+ arr.Add (this.Substring (pos, matchPos - pos));
+
+ pos = matchPos + separator [matchIndex].Length;
+
+ if (arr.Count == count - 1) {
+ break;
+ }
+ }
}
- string tmp = InternalAllocateStr(this.length - sindex);
- InternalStrcpy(tmp, 0, this, sindex, length - sindex);
-
- return tmp;
+ if (arr.Count == 0)
+ return new String [] { this };
+ else {
+ if (removeEmpty && pos == this.Length) {
+ String[] res = new String [arr.Count];
+ arr.CopyTo (0, res, 0, arr.Count);
+
+ return res;
+ }
+ else {
+ String[] res = new String [arr.Count + 1];
+ arr.CopyTo (0, res, 0, arr.Count);
+ res [arr.Count] = this.Substring (pos);
+
+ return res;
+ }
+ }
}
- public String Substring (int sindex, int length) {
- if (length < 0 || sindex < 0 || sindex + length > this.length) {
- throw new ArgumentOutOfRangeException();
+ [ComVisible (false)]
+ public String[] Split (char[] separator, StringSplitOptions options)
+ {
+ return Split (separator, Int32.MaxValue, options);
+ }
+
+ [ComVisible (false)]
+ public String[] Split (String[] separator, StringSplitOptions options)
+ {
+ return Split (separator, Int32.MaxValue, options);
+ }
+#endif
+
+ public unsafe String Substring (int startIndex)
+ {
+ if (startIndex < 0 || startIndex > this.length)
+ throw new ArgumentOutOfRangeException ("startIndex");
+
+ int newlen = this.length - startIndex;
+ string tmp = InternalAllocateStr (newlen);
+ if (newlen != 0) {
+ fixed (char *dest = tmp, src = this) {
+ memcpy ((byte*)dest, (byte*)(src + startIndex), newlen * 2);
+ }
}
+ return tmp;
+ }
+
+ public unsafe String Substring (int startIndex, int length)
+ {
+ if (length < 0)
+ throw new ArgumentOutOfRangeException ("length", "< 0");
+ if (startIndex < 0)
+ throw new ArgumentOutOfRangeException ("startIndex", "< 0");
+ // re-ordered to avoid possible integer overflow
+ if (startIndex > this.length - length)
+ throw new ArgumentOutOfRangeException ("startIndex + length > this.length");
if (length == 0)
return String.Empty;
- string tmp = InternalAllocateStr(length);
- InternalStrcpy(tmp, 0, this, sindex, length);
+ string tmp = InternalAllocateStr (length);
+ fixed (char *dest = tmp, src = this) {
+ memcpy ((byte*)dest, (byte*)(src + startIndex), length * 2);
+ }
return tmp;
}
- private static readonly char[] WhiteChars = { (char) 0x9, (char) 0xA, (char) 0xB, (char) 0xC, (char) 0xD, (char) 0x20, (char) 0xA0, (char) 0x2000, (char) 0x2001, (char) 0x2002, (char) 0x2003, (char) 0x2004, (char) 0x2005,
- (char) 0x2006, (char) 0x2007, (char) 0x2008, (char) 0x2009, (char) 0x200A, (char) 0x200B, (char) 0x3000, (char) 0xFEFF };
+ private static readonly char[] WhiteChars = { (char) 0x9, (char) 0xA, (char) 0xB, (char) 0xC, (char) 0xD,
+#if NET_2_0
+ (char) 0x85, (char) 0x1680, (char) 0x2028, (char) 0x2029,
+#endif
+ (char) 0x20, (char) 0xA0, (char) 0x2000, (char) 0x2001, (char) 0x2002, (char) 0x2003, (char) 0x2004,
+ (char) 0x2005, (char) 0x2006, (char) 0x2007, (char) 0x2008, (char) 0x2009, (char) 0x200A, (char) 0x200B,
+ (char) 0x3000, (char) 0xFEFF };
- public String Trim(params char[] chars) {
- if (null == chars || chars.Length == 0)
- chars = WhiteChars;
+ public String Trim ()
+ {
+ return InternalTrim (WhiteChars, 0);
+ }
- return InternalTrim(chars, 0);
+ public String Trim (params char[] trimChars)
+ {
+ if (trimChars == null || trimChars.Length == 0)
+ trimChars = WhiteChars;
+
+ return InternalTrim (trimChars, 0);
}
- public String TrimStart(params char[] chars) {
- if (null == chars || chars.Length == 0)
- chars = WhiteChars;
+ public String TrimStart (params char[] trimChars)
+ {
+ if (trimChars == null || trimChars.Length == 0)
+ trimChars = WhiteChars;
- return InternalTrim(chars, 1);
+ return InternalTrim (trimChars, 1);
}
- public String TrimEnd(params char[] chars) {
- if (null == chars || chars.Length == 0)
- chars = WhiteChars;
+ public String TrimEnd (params char[] trimChars)
+ {
+ if (trimChars == null || trimChars.Length == 0)
+ trimChars = WhiteChars;
- return InternalTrim(chars, 2);
+ return InternalTrim (trimChars, 2);
+ }
+
+ public static int Compare (String strA, String strB)
+ {
+ return Compare (strA, strB, false, CultureInfo.CurrentCulture);
}
- public static int Compare(String s1, String s2) {
- return Compare(s1, s2, false);
+ public static int Compare (String strA, String strB, bool ignoreCase)
+ {
+ return Compare (strA, strB, ignoreCase, CultureInfo.CurrentCulture);
}
- public static int Compare(String s1, String s2, bool inCase) {
- if (null == s1) {
- if (null == s2)
+ public static int Compare (String strA, String strB, bool ignoreCase, CultureInfo culture)
+ {
+ if (culture == null)
+ throw new ArgumentNullException ("culture");
+
+ if (strA == null) {
+ if (strB == null)
return 0;
else
return -1;
- } else if (null == s2)
+
+ }
+ else if (strB == null) {
return 1;
+ }
+
+ CompareOptions compopts;
+
+ if (ignoreCase)
+ compopts = CompareOptions.IgnoreCase;
+ else
+ compopts = CompareOptions.None;
- return InternalCompare(s1, 0, s2, 0, Math.Max(s1.length, s2.length), inCase);
+ return culture.CompareInfo.Compare (strA, strB, compopts);
}
-
- [MonoTODO()]
- public static int Compare(String s1, String s2, bool inCase, CultureInfo culture) {
- return Compare(s1, s2, inCase);
+
+ public static int Compare (String strA, int indexA, String strB, int indexB, int length)
+ {
+ return Compare (strA, indexA, strB, indexB, length, false, CultureInfo.CurrentCulture);
}
- public static int Compare(String s1, int i1, String s2, int i2, int length) {
- return Compare(s1, i1, s2, i2, length, false);
+ public static int Compare (String strA, int indexA, String strB, int indexB, int length, bool ignoreCase)
+ {
+ return Compare (strA, indexA, strB, indexB, length, ignoreCase, CultureInfo.CurrentCulture);
}
+
+ public static int Compare (String strA, int indexA, String strB, int indexB, int length, bool ignoreCase, CultureInfo culture)
+ {
+ if (culture == null)
+ throw new ArgumentNullException ("culture");
- public static int Compare(String s1, int i1, String s2, int i2, int length, bool inCase) {
- if (null == s1) {
- if (null == s2)
+ if ((indexA > strA.Length) || (indexB > strB.Length) || (indexA < 0) || (indexB < 0) || (length < 0))
+ throw new ArgumentOutOfRangeException ();
+
+ if (length == 0)
+ return 0;
+
+ if (strA == null) {
+ if (strB == null) {
return 0;
- else
+ } else {
return -1;
- } else if (null == s2)
+ }
+ }
+ else if (strB == null) {
return 1;
+ }
- if (length < 0 || i1 < 0 || i2 < 0)
- throw new ArgumentOutOfRangeException ();
+ CompareOptions compopts;
- if (i1 > s1.length || i2 > s2.length)
- throw new ArgumentOutOfRangeException ();
+ if (ignoreCase)
+ compopts = CompareOptions.IgnoreCase;
+ else
+ compopts = CompareOptions.None;
- if (length == 0)
- return 0;
+ /* Need to cap the requested length to the
+ * length of the string, because
+ * CompareInfo.Compare will insist that length
+ * <= (string.Length - offset)
+ */
+ int len1 = length;
+ int len2 = length;
+
+ if (length > (strA.Length - indexA)) {
+ len1 = strA.Length - indexA;
+ }
- return InternalCompare(s1, i1, s2, i2, length, inCase);
- }
+ if (length > (strB.Length - indexB)) {
+ len2 = strB.Length - indexB;
+ }
- [MonoTODO()]
- public static int Compare(String s1, int i1, String s2, int i2, int length, bool inCase, CultureInfo culture) {
- return Compare(s1, i1, s2, i2, length, inCase);
+ return culture.CompareInfo.Compare (strA, indexA, len1, strB, indexB, len2, compopts);
}
- public int CompareTo(Object value) {
- if (null == value)
+ public int CompareTo (Object value)
+ {
+ if (value == null)
return 1;
-
+
if (!(value is String))
- throw new ArgumentException();
+ throw new ArgumentException ();
- return String.Compare(this, (String) value, false);
+ return String.Compare (this, (String) value, false);
}
- public int CompareTo(String str) {
- if (null == str)
+ public int CompareTo (String strB)
+ {
+ if (strB == null)
return 1;
- return Compare(this, str, false);
+ return Compare (this, strB, false);
}
- public static int CompareOrdinal(String s1, String s2) {
- if (null == s1 || null == s2) {
- if ((Object)s1 == (Object) s2) {
+ public static int CompareOrdinal (String strA, String strB)
+ {
+ if (strA == null) {
+ if (strB == null)
return 0;
- }
-
- return (s1 == null) ? -1 : 1;
+ else
+ return -1;
+ }
+ else if (strB == null) {
+ return 1;
}
- return InternalCompare(s1, 0, s2, 0, Math.Max(s1.length, s2.length), false);
+ /* Invariant, because that is cheaper to
+ * instantiate (and chances are it already has
+ * been.)
+ */
+ return CultureInfo.InvariantCulture.CompareInfo.Compare (strA, strB, CompareOptions.Ordinal);
}
- public static int CompareOrdinal(String s1, int i1, String s2, int i2, int length) {
- if (null == s1 || null == s2) {
- if ((Object)s1 == (Object) s2) {
+ public static int CompareOrdinal (String strA, int indexA, String strB, int indexB, int length)
+ {
+ if ((indexA > strA.Length) || (indexB > strB.Length) || (indexA < 0) || (indexB < 0) || (length < 0))
+ throw new ArgumentOutOfRangeException ();
+
+ if (strA == null) {
+ if (strB == null)
return 0;
- }
+ else
+ return -1;
+ }
+ else if (strB == null) {
+ return 1;
+ }
- return (s1 == null) ? -1 : 1;
+ /* Need to cap the requested length to the
+ * length of the string, because
+ * CompareInfo.Compare will insist that length
+ * <= (string.Length - offset)
+ */
+ int len1 = length;
+ int len2 = length;
+
+ if (length > (strA.Length - indexA)) {
+ len1 = strA.Length - indexA;
}
- if (i1 < 0 || i2 < 0 || length < 0)
- throw new ArgumentOutOfRangeException ();
+ if (length > (strB.Length - indexB)) {
+ len2 = strB.Length - indexB;
+ }
- if (i1 > s1.length || i2 > s2.length)
- throw new ArgumentOutOfRangeException ();
+ return CultureInfo.InvariantCulture.CompareInfo.Compare (strA, indexA, len1, strB, indexB, len2, CompareOptions.Ordinal);
+ }
- return InternalCompare(s1, i1, s2, i2, length, false);
+ public bool EndsWith (String value)
+ {
+ return EndsWith (value, false, CultureInfo.CurrentCulture);
}
- public bool EndsWith(String value) {
- if (null == value)
- throw new ArgumentNullException();
+#if NET_2_0
+ public
+#else
+ internal
+#endif
+ bool EndsWith (String value, bool ignoreCase, CultureInfo culture)
+ {
+ return (culture.CompareInfo.IsSuffix (this, value,
+ ignoreCase ? CompareOptions.IgnoreCase :
+ CompareOptions.None));
+ }
- if (value.length > this.length) {
- return false;
- }
+ public int IndexOfAny (char [] anyOf)
+ {
+ if (anyOf == null)
+ throw new ArgumentNullException ("anyOf");
- return (0 == Compare(this, length - value.length, value, 0, value.length));
+ return InternalIndexOfAny (anyOf, 0, this.length);
}
-
- public int IndexOfAny(char [] arr) {
- if (null == arr)
- throw new ArgumentNullException();
- return InternalIndexOfAny(arr, 0, this.length);
+ public int IndexOfAny (char [] anyOf, int startIndex)
+ {
+ if (anyOf == null)
+ throw new ArgumentNullException ("anyOf");
+ if (startIndex < 0 || startIndex > this.length)
+ throw new ArgumentOutOfRangeException ("startIndex");
+
+ return InternalIndexOfAny (anyOf, startIndex, this.length - startIndex);
}
- public int IndexOfAny(char [] arr, int sindex) {
- if (null == arr)
- throw new ArgumentNullException();
- if (sindex < 0 || sindex >= this.length)
- throw new ArgumentOutOfRangeException();
+ public int IndexOfAny (char [] anyOf, int startIndex, int count)
+ {
+ if (anyOf == null)
+ throw new ArgumentNullException ("anyOf");
+ if (startIndex < 0)
+ throw new ArgumentOutOfRangeException ("startIndex", "< 0");
+ if (count < 0)
+ throw new ArgumentOutOfRangeException ("count", "< 0");
+ // re-ordered to avoid possible integer overflow
+ if (startIndex > this.length - count)
+ throw new ArgumentOutOfRangeException ("startIndex + count > this.length");
- return InternalIndexOfAny(arr, sindex, this.length - sindex);
+ return InternalIndexOfAny (anyOf, startIndex, count);
}
- public int IndexOfAny(char [] arr, int sindex, int count) {
- if (null == arr)
- throw new ArgumentNullException();
- if (sindex < 0 || count < 0 || sindex + count > this.length)
- throw new ArgumentOutOfRangeException ();
+ public int IndexOf (char value)
+ {
+ return IndexOf (value, 0, this.length);
+ }
- return InternalIndexOfAny(arr, sindex, count);
+ public int IndexOf (String value)
+ {
+ return IndexOf (value, 0, this.length);
}
- public int IndexOf(char value) {
- return InternalIndexOf(value, 0, this.length);
+ public int IndexOf (char value, int startIndex)
+ {
+ return IndexOf (value, startIndex, this.length - startIndex);
}
- public int IndexOf(String value) {
- return IndexOf(value, 0, this.length);
+ public int IndexOf (String value, int startIndex)
+ {
+ return IndexOf (value, startIndex, this.length - startIndex);
}
- public int IndexOf(char value, int sindex) {
- if (sindex < 0 || sindex >= this.length) {
- throw new ArgumentOutOfRangeException();
- }
+ /* This method is culture-insensitive */
+ public int IndexOf (char value, int startIndex, int count)
+ {
+ if (startIndex < 0)
+ throw new ArgumentOutOfRangeException ("startIndex", "< 0");
+ if (count < 0)
+ throw new ArgumentOutOfRangeException ("count", "< 0");
+ // re-ordered to avoid possible integer overflow
+ if (startIndex > this.length - count)
+ throw new ArgumentOutOfRangeException ("startIndex + count > this.length");
- return InternalIndexOf(value, sindex, this.length - sindex);
- }
+ if ((startIndex == 0 && this.length == 0) || (startIndex == this.length) || (count == 0))
+ return -1;
- public int IndexOf(String value, int sindex) {
- return IndexOf(value, sindex, this.length - sindex);
+ for (int pos = startIndex; pos < startIndex + count; pos++) {
+ if (this[pos] == value)
+ return(pos);
+ }
+ return -1;
}
- public int IndexOf(char value, int sindex, int count) {
- if (sindex < 0 || count < 0 || sindex + count > this.length)
- throw new ArgumentOutOfRangeException ();
-
- if (sindex == 0 && this.length == 0)
- return -1;
+ /* But this one is culture-sensitive */
+ public int IndexOf (String value, int startIndex, int count)
+ {
+ if (value == null)
+ throw new ArgumentNullException ("value");
+ if (startIndex < 0)
+ throw new ArgumentOutOfRangeException ("startIndex", "< 0");
+ if (count < 0)
+ throw new ArgumentOutOfRangeException ("count", "< 0");
+ // re-ordered to avoid possible integer overflow
+ if (startIndex > this.length - count)
+ throw new ArgumentOutOfRangeException ("startIndex + count > this.length");
- return InternalIndexOf(value, sindex, count);
- }
-
- public int IndexOf(String value, int sindex, int count) {
- if (null == value)
- throw new ArgumentNullException();
+ if (value.length == 0)
+ return startIndex;
- if (sindex < 0 || count < 0 || sindex + count > this.length)
- throw new ArgumentOutOfRangeException ();
-
- if (sindex == 0 && this.length == 0)
- return -1;
+ if (startIndex == 0 && this.length == 0)
+ return -1;
- return InternalIndexOf(value, sindex, count);
+ if (count == 0)
+ return -1;
+
+ return CultureInfo.CurrentCulture.CompareInfo.IndexOf (this, value, startIndex, count);
}
- public int LastIndexOfAny(char [] arr) {
- if (null == arr)
- throw new ArgumentNullException();
+ public int LastIndexOfAny (char [] anyOf)
+ {
+ if (anyOf == null)
+ throw new ArgumentNullException ("anyOf");
- return InternalLastIndexOfAny(arr, this.length - 1, this.length);
+ return InternalLastIndexOfAny (anyOf, this.length - 1, this.length);
}
- public int LastIndexOfAny(char [] arr, int sindex) {
- if (null == arr)
- throw new ArgumentNullException();
+ public int LastIndexOfAny (char [] anyOf, int startIndex)
+ {
+ if (anyOf == null)
+ throw new ArgumentNullException ("anyOf");
- if (sindex < 0 || sindex > this.length)
- throw new ArgumentOutOfRangeException();
+ if (startIndex < 0 || startIndex >= this.length)
+ throw new ArgumentOutOfRangeException ();
if (this.length == 0)
return -1;
- return InternalLastIndexOfAny(arr, sindex, sindex + 1);
+ return InternalLastIndexOfAny (anyOf, startIndex, startIndex + 1);
}
- public int LastIndexOfAny(char [] arr, int sindex, int count) {
- if (null == arr)
- throw new ArgumentNullException();
+ public int LastIndexOfAny (char [] anyOf, int startIndex, int count)
+ {
+ if (anyOf == null)
+ throw new ArgumentNullException ("anyOf");
- if (sindex < 0 || count < 0 || sindex > this.length || sindex - count < -1)
- throw new ArgumentOutOfRangeException();
+ if ((startIndex < 0) || (startIndex >= this.Length))
+ throw new ArgumentOutOfRangeException ("startIndex", "< 0 || > this.Length");
+ if ((count < 0) || (count > this.Length))
+ throw new ArgumentOutOfRangeException ("count", "< 0 || > this.Length");
+ if (startIndex - count + 1 < 0)
+ throw new ArgumentOutOfRangeException ("startIndex - count + 1 < 0");
if (this.length == 0)
return -1;
- return InternalLastIndexOfAny(arr, sindex, count);
+ return InternalLastIndexOfAny (anyOf, startIndex, count);
}
- public int LastIndexOf(char value) {
- return InternalLastIndexOf(value, this.length - 1, this.length);
+ public int LastIndexOf (char value)
+ {
+ if (this.length == 0)
+ return -1;
+ else
+ return LastIndexOf (value, this.length - 1, this.length);
}
- public int LastIndexOf(String value) {
- if (null == value)
- throw new ArgumentNullException();
-
- return InternalLastIndexOf(value, this.length - 1, this.length);
+ public int LastIndexOf (String value)
+ {
+ if (this.length == 0)
+ /* This overload does additional checking */
+ return LastIndexOf (value, 0, 0);
+ else
+ return LastIndexOf (value, this.length - 1, this.length);
}
- public int LastIndexOf(char value, int sindex){
- return LastIndexOf(value, sindex, sindex + 1);
+ public int LastIndexOf (char value, int startIndex)
+ {
+ return LastIndexOf (value, startIndex, startIndex + 1);
}
- public int LastIndexOf(String value, int sindex) {
- return LastIndexOf(value, sindex, sindex + 1);
+ public int LastIndexOf (String value, int startIndex)
+ {
+ if (value == null)
+ throw new ArgumentNullException ("value");
+ int max = startIndex;
+ if (max < this.Length)
+ max++;
+ return LastIndexOf (value, startIndex, max);
}
- public int LastIndexOf(char value, int sindex, int count) {
- if (count < 0 || sindex < 0)
- throw new ArgumentOutOfRangeException ();
-
- if (count > this.length || sindex > this.length)
- throw new ArgumentOutOfRangeException ();
-
- if (sindex == 0 && this.length == 0)
+ /* This method is culture-insensitive */
+ public int LastIndexOf (char value, int startIndex, int count)
+ {
+ if (startIndex == 0 && this.length == 0)
return -1;
- return InternalLastIndexOf(value, sindex, count);
+ // >= for char (> for string)
+ if ((startIndex < 0) || (startIndex >= this.Length))
+ throw new ArgumentOutOfRangeException ("startIndex", "< 0 || >= this.Length");
+ if ((count < 0) || (count > this.Length))
+ throw new ArgumentOutOfRangeException ("count", "< 0 || > this.Length");
+ if (startIndex - count + 1 < 0)
+ throw new ArgumentOutOfRangeException ("startIndex - count + 1 < 0");
+
+ for(int pos = startIndex; pos > startIndex - count; pos--) {
+ if (this [pos] == value)
+ return pos;
+ }
+ return -1;
}
- public int LastIndexOf(String value, int sindex, int count) {
- if (null == value)
- throw new ArgumentNullException();
+ /* But this one is culture-sensitive */
+ public int LastIndexOf (String value, int startIndex, int count)
+ {
+ if (value == null)
+ throw new ArgumentNullException ("value");
+ // -1 > startIndex > for string (0 > startIndex >= for char)
+ if ((startIndex < -1) || (startIndex > this.Length))
+ throw new ArgumentOutOfRangeException ("startIndex", "< 0 || > this.Length");
+ if ((count < 0) || (count > this.Length))
+ throw new ArgumentOutOfRangeException ("count", "< 0 || > this.Length");
+ if (startIndex - count + 1 < 0)
+ throw new ArgumentOutOfRangeException ("startIndex - count + 1 < 0");
+
+ if (value.Length == 0)
+ return 0;
- if (sindex < 0 || sindex > this.length)
- throw new ArgumentOutOfRangeException ();
+ if (startIndex == 0 && this.length == 0)
+ return -1;
- if (count < 0 || count - sindex <= 0)
- throw new ArgumentOutOfRangeException ();
+ // This check is needed to match undocumented MS behaviour
+ if (this.length == 0 && value.length > 0)
+ return -1;
+
+ if (value.length > startIndex)
+ return -1;
- if (sindex == 0 && this.length == 0)
+ if (count == 0)
return -1;
- return InternalLastIndexOf(value, sindex, count);
+ if (startIndex == this.Length)
+ startIndex--;
+ return CultureInfo.CurrentCulture.CompareInfo.LastIndexOf (this, value, startIndex, count);
}
- public String PadLeft(int width) {
- return PadLeft(width, ' ');
+#if NET_2_0
+ public bool Contains (String value)
+ {
+ return IndexOf (value) != -1;
}
- public String PadLeft(int width, char chr) {
- if (width < 0)
- throw new ArgumentException();
+ public static bool IsNullOrEmpty (String value)
+ {
+ return (value == null) || (value.Length == 0);
+ }
- if (width < this.length)
- return String.Copy(this);
+ public string Remove (int startIndex)
+ {
+ if (startIndex < 0)
+ throw new ArgumentOutOfRangeException ("startIndex", "StartIndex can not be less than zero");
+ if (startIndex >= this.length)
+ throw new ArgumentOutOfRangeException ("startIndex", "StartIndex must be less than the length of the string");
- return InternalPad(width, chr, false);
+ return Remove (startIndex, this.length - startIndex);
}
+#endif
- public String PadRight(int width) {
- return PadRight(width, ' ');
+ public String PadLeft (int totalWidth)
+ {
+ return PadLeft (totalWidth, ' ');
}
- public String PadRight(int width, char chr) {
- if (width < 0)
- throw new ArgumentException();
+ public String PadLeft (int totalWidth, char paddingChar)
+ {
+ if (totalWidth < 0)
+ throw new ArgumentOutOfRangeException ("totalWidth", "< 0");
- if (width < this.length)
- return String.Copy(this);
+ if (totalWidth < this.length)
+ return String.Copy (this);
- return InternalPad(width, chr, true);
+ return InternalPad (totalWidth, paddingChar, false);
}
- public bool StartsWith(String value) {
- if (null == value)
- throw new ArgumentNullException();
+ public String PadRight (int totalWidth)
+ {
+ return PadRight (totalWidth, ' ');
+ }
- if (this.length < value.length)
- return false;
+ public String PadRight (int totalWidth, char paddingChar)
+ {
+ if (totalWidth < 0)
+ throw new ArgumentOutOfRangeException ("totalWidth", "< 0");
+
+ if (totalWidth < this.length)
+ return String.Copy (this);
- return (0 == Compare(this, 0, value, 0 , value.length));
+ return InternalPad (totalWidth, paddingChar, true);
}
-
-
- public String Replace (char oldChar, char newChar) {
- return InternalReplace(oldChar, newChar);
+
+ public bool StartsWith (String value)
+ {
+ return StartsWith (value, false, CultureInfo.CurrentCulture);
}
- public String Replace(String oldValue, String newValue) {
- if (null == oldValue)
- throw new ArgumentNullException();
+#if NET_2_0
+ public
+#else
+ internal
+#endif
+ bool StartsWith (String value, bool ignoreCase, CultureInfo culture)
+ {
+ return (culture.CompareInfo.IsPrefix (this, value,
+ ignoreCase ? CompareOptions.IgnoreCase :
+ CompareOptions.None));
+ }
- return InternalReplace(oldValue, newValue);
+ /* This method is culture insensitive */
+ public String Replace (char oldChar, char newChar)
+ {
+ return InternalReplace (oldChar, newChar);
}
- public String Remove(int sindex, int count) {
- if (sindex < 0 || count < 0 || sindex + count > this.length)
- throw new ArgumentOutOfRangeException ();
+ /* This method is culture sensitive */
+ public String Replace (String oldValue, String newValue)
+ {
+ if (oldValue == null)
+ throw new ArgumentNullException ("oldValue");
- return InternalRemove(sindex, count);
+ if (oldValue.Length == 0)
+ throw new ArgumentException ("oldValue is the empty string.");
+
+ if (this.Length == 0)
+ return this;
+
+ if (newValue == null)
+ newValue = String.Empty;
+
+ return InternalReplace (oldValue, newValue, CultureInfo.CurrentCulture.CompareInfo);
+ }
+
+ public unsafe String Remove (int startIndex, int count)
+ {
+ if (startIndex < 0)
+ throw new ArgumentOutOfRangeException ("startIndex", "< 0");
+ if (count < 0)
+ throw new ArgumentOutOfRangeException ("count", "< 0");
+ // re-ordered to avoid possible integer overflow
+ if (startIndex > this.length - count)
+ throw new ArgumentOutOfRangeException ("startIndex + count > this.length");
+
+ String tmp = InternalAllocateStr (this.length - count);
+
+ fixed (char *dest = tmp, src = this) {
+ char *dst = dest;
+ memcpy ((byte*)dst, (byte*)src, startIndex * 2);
+ int skip = startIndex + count;
+ dst += startIndex;
+ memcpy ((byte*)dst, (byte*)(src + skip), (length - skip) * 2);
+ }
+ return tmp;
}
- public String ToLower() {
- return InternalToLower();
+ public String ToLower ()
+ {
+ return ToLower (CultureInfo.CurrentCulture);
}
- public String ToLower(CultureInfo culture) {
- throw new NotImplementedException();
+ public String ToLower (CultureInfo culture)
+ {
+ if (culture == null)
+ throw new ArgumentNullException ("culture");
+
+ if (culture.LCID == 0x007F) { // Invariant
+ return ToLowerInvariant ();
+ }
+ return culture.TextInfo.ToLower (this);
}
- public String ToUpper() {
- return InternalToUpper();
+#if NET_2_0
+ public unsafe String ToLowerInvariant ()
+#else
+ internal unsafe String ToLowerInvariant ()
+#endif
+ {
+ string tmp = InternalAllocateStr (length);
+ fixed (char* source = &start_char, dest = tmp) {
+
+ char* destPtr = (char*)dest;
+ char* sourcePtr = (char*)source;
+
+ for (int n = 0; n < length; n++) {
+ *destPtr = Char.ToLowerInvariant (*sourcePtr);
+ sourcePtr++;
+ destPtr++;
+ }
+ }
+ return tmp;
}
- public String ToUpper(CultureInfo culture) {
- throw new NotImplementedException();
+ public String ToUpper ()
+ {
+ return ToUpper (CultureInfo.CurrentCulture);
}
- public override String ToString() {
- return this;
+ public String ToUpper (CultureInfo culture)
+ {
+ if (culture == null)
+ throw new ArgumentNullException ("culture");
+
+ if (culture.LCID == 0x007F) { // Invariant
+ return ToUpperInvariant ();
+ }
+ return culture.TextInfo.ToUpper (this);
}
- public String ToString(IFormatProvider provider) {
+#if NET_2_0
+ public unsafe String ToUpperInvariant ()
+#else
+ internal unsafe String ToUpperInvariant ()
+#endif
+ {
+ string tmp = InternalAllocateStr (length);
+ fixed (char* source = &start_char, dest = tmp) {
+
+ char* destPtr = (char*)dest;
+ char* sourcePtr = (char*)source;
+
+ for (int n = 0; n < length; n++) {
+ *destPtr = Char.ToUpperInvariant (*sourcePtr);
+ sourcePtr++;
+ destPtr++;
+ }
+ }
+ return tmp;
+ }
+
+ public override String ToString ()
+ {
return this;
}
- public String Trim() {
- return Trim(null);
+ public String ToString (IFormatProvider provider)
+ {
+ return this;
}
- public static String Format(String format, Object arg0) {
- return Format(null, format, new Object[] {arg0});
+ public static String Format (String format, Object arg0)
+ {
+ return Format (null, format, new Object[] {arg0});
}
- public static String Format(String format, Object arg0, Object arg1) {
- return Format(null, format, new Object[] {arg0, arg1});
+ public static String Format (String format, Object arg0, Object arg1)
+ {
+ return Format (null, format, new Object[] {arg0, arg1});
}
- public static String Format(String format, Object arg0, Object arg1, Object arg2) {
- return Format(null, format, new Object[] {arg0, arg1, arg2});
+ public static String Format (String format, Object arg0, Object arg1, Object arg2)
+ {
+ return Format (null, format, new Object[] {arg0, arg1, arg2});
}
- public static string Format (string format, params object[] args) {
+ public static string Format (string format, params object[] args)
+ {
return Format (null, format, args);
}
- public static string Format (IFormatProvider provider, string format, params object[] args) {
+ public static string Format (IFormatProvider provider, string format, params object[] args)
+ {
+ StringBuilder b = new StringBuilder ();
+ FormatHelper (b, provider, format, args);
+ return b.ToString ();
+ }
+
+ internal static void FormatHelper (StringBuilder result, IFormatProvider provider, string format, params object[] args)
+ {
if (format == null || args == null)
throw new ArgumentNullException ();
-
- StringBuilder result = new StringBuilder ();
int ptr = 0;
int start = ptr;
// pad formatted string and append to result
if (width > str.length) {
- string pad = new String (' ', width - str.length);
+ const char padchar = ' ';
+ int padlen = width - str.length;
if (left_align) {
result.Append (str);
- result.Append (pad);
+ result.Append (padchar, padlen);
}
else {
- result.Append (pad);
+ result.Append (padchar, padlen);
result.Append (str);
}
}
start = ptr;
}
- else if (c == '}' && format[ptr] == '}') {
+ else if (c == '}' && ptr < format.length && format[ptr] == '}') {
result.Append (format, start, ptr - start - 1);
start = ptr ++;
}
+ else if (c == '}') {
+ throw new FormatException ("Input string was not in a correct format.");
+ }
}
if (start < format.length)
- result.Append (format.Substring (start));
-
- return result.ToString ();
+ result.Append (format, start, format.Length - start);
}
- public static String Copy (String str) {
+ public unsafe static String Copy (String str)
+ {
if (str == null)
- throw new ArgumentNullException ();
+ throw new ArgumentNullException ("str");
int length = str.length;
- String tmp = InternalAllocateStr(length);
- InternalStrcpy(tmp, 0, str);
+ String tmp = InternalAllocateStr (length);
+ if (length != 0) {
+ fixed (char *dest = tmp, src = str) {
+ memcpy ((byte*)dest, (byte*)src, length * 2);
+ }
+ }
return tmp;
}
- public static String Concat(Object obj) {
- if (null == obj)
+ public static String Concat (Object obj)
+ {
+ if (obj == null)
return String.Empty;
- return obj.ToString();
+ return obj.ToString ();
}
- public static String Concat(Object obj1, Object obj2) {
- if (null == obj1)
- obj1 = String.Empty;
-
- if (null == obj2)
- obj2 = String.Empty;
+ public unsafe static String Concat (Object obj1, Object obj2)
+ {
+ string s1, s2;
+
+ s1 = (obj1 != null) ? obj1.ToString () : null;
+ s2 = (obj2 != null) ? obj2.ToString () : null;
+
+ if (s1 == null) {
+ if (s2 == null)
+ return String.Empty;
+ else
+ return s2;
+ } else if (s2 == null)
+ return s1;
+
+ String tmp = InternalAllocateStr (s1.Length + s2.Length);
+ if (s1.Length != 0) {
+ fixed (char *dest = tmp, src = s1) {
+ memcpy ((byte*)dest, (byte*)src, s1.length * 2);
+ }
+ }
+ if (s2.Length != 0) {
+ fixed (char *dest = tmp, src = s2) {
+ memcpy ((byte*)(dest + s1.Length), (byte*)src, s2.length * 2);
+ }
+ }
- return Concat(obj1.ToString(), obj2.ToString());
+ return tmp;
}
- public static String Concat(Object obj1, Object obj2, Object obj3) {
- if (null == obj1)
- obj1 = String.Empty;
-
- if (null == obj2)
- obj2 = String.Empty;
-
- if (null == obj3)
- obj3 = String.Empty;
-
- return Concat(obj1.ToString(), obj2.ToString(), obj3.ToString());
+ public static String Concat (Object obj1, Object obj2, Object obj3)
+ {
+ string s1, s2, s3;
+ if (obj1 == null)
+ s1 = String.Empty;
+ else
+ s1 = obj1.ToString ();
+
+ if (obj2 == null)
+ s2 = String.Empty;
+ else
+ s2 = obj2.ToString ();
+
+ if (obj3 == null)
+ s3 = String.Empty;
+ else
+ s3 = obj3.ToString ();
+
+ return Concat (s1, s2, s3);
}
- //
- // I can not find the "__arglist" argument on the spec
- //
-#if !__MonoCS__
+#if ! BOOTSTRAP_WITH_OLDLIB
[CLSCompliant(false)]
- public static String Concat (Object arg0, Object arg1, Object arg2, Object arg3, __arglist)
+ public static String Concat (Object obj1, Object obj2, Object obj3,
+ Object obj4, __arglist)
{
- throw new NotImplementedException();
+ string s1, s2, s3, s4;
+
+ if (obj1 == null)
+ s1 = String.Empty;
+ else
+ s1 = obj1.ToString ();
+
+ if (obj2 == null)
+ s2 = String.Empty;
+ else
+ s2 = obj2.ToString ();
+
+ if (obj3 == null)
+ s3 = String.Empty;
+ else
+ s3 = obj3.ToString ();
+
+ ArgIterator iter = new ArgIterator (__arglist);
+ int argCount = iter.GetRemainingCount();
+
+ StringBuilder sb = new StringBuilder ();
+ if (obj4 != null)
+ sb.Append (obj4.ToString ());
+
+ for (int i = 0; i < argCount; i++) {
+ TypedReference typedRef = iter.GetNextArg ();
+ sb.Append (TypedReference.ToObject (typedRef));
+ }
+
+ s4 = sb.ToString ();
+
+ return Concat (s1, s2, s3, s4);
}
#endif
- public static String Concat(String s1, String s2) {
- if (null == s1) {
- if (null == s2) { return String.Empty; }
+
+ public unsafe static String Concat (String s1, String s2)
+ {
+ if (s1 == null) {
+ if (s2 == null)
+ return String.Empty;
return s2;
}
- if (null == s2) { return s1; }
+ if (s2 == null)
+ return s1;
+
+ String tmp = InternalAllocateStr (s1.length + s2.length);
+
+ if (s1.Length != 0) {
+ fixed (char *dest = tmp, src = s1) {
+ memcpy ((byte*)dest, (byte*)src, s1.length * 2);
+ }
+ }
+ if (s2.Length != 0) {
+ fixed (char *dest = tmp, src = s2) {
+ memcpy ((byte*)(dest + s1.Length), (byte*)src, s2.length * 2);
+ }
+ }
- String tmp = InternalAllocateStr(s1.length + s2.length);
-
- InternalStrcpy(tmp, 0, s1);
- InternalStrcpy(tmp, s1.length, s2);
-
return tmp;
}
- public static String Concat(String s1, String s2, String s3) {
- if (null == s1 && null == s2 && null == s3) {
- return String.Empty;
+ public unsafe static String Concat (String s1, String s2, String s3)
+ {
+ if (s1 == null){
+ if (s2 == null){
+ if (s3 == null)
+ return String.Empty;
+ return s3;
+ } else {
+ if (s3 == null)
+ return s2;
+ }
+ s1 = String.Empty;
+ } else {
+ if (s2 == null){
+ if (s3 == null)
+ return s1;
+ else
+ s2 = String.Empty;
+ } else {
+ if (s3 == null)
+ s3 = String.Empty;
+ }
}
- if (null == s1) { s1 = String.Empty; }
- if (null == s2) { s2 = String.Empty; }
- if (null == s3) { s3 = String.Empty; }
+ //return InternalConcat (s1, s2, s3);
+ String tmp = InternalAllocateStr (s1.length + s2.length + s3.length);
- String tmp = InternalAllocateStr(s1.length + s2.length + s3.length);
-
- InternalStrcpy(tmp, 0, s1);
- InternalStrcpy(tmp, s1.length, s2);
- InternalStrcpy(tmp, s1.length + s2.length, s3);
+ if (s1.Length != 0) {
+ fixed (char *dest = tmp, src = s1) {
+ memcpy ((byte*)dest, (byte*)src, s1.length * 2);
+ }
+ }
+ if (s2.Length != 0) {
+ fixed (char *dest = tmp, src = s2) {
+ memcpy ((byte*)(dest + s1.Length), (byte*)src, s2.length * 2);
+ }
+ }
+ if (s3.Length != 0) {
+ fixed (char *dest = tmp, src = s3) {
+ memcpy ((byte*)(dest + s1.Length + s2.Length), (byte*)src, s3.length * 2);
+ }
+ }
return tmp;
}
- public static String Concat(String s1, String s2, String s3, String s4) {
- if (null == s1 && null == s2 && null == s3 && null == s4) {
+ public unsafe static String Concat (String s1, String s2, String s3, String s4)
+ {
+ if (s1 == null && s2 == null && s3 == null && s4 == null)
return String.Empty;
- }
- if (null == s1) { s1 = String.Empty; }
- if (null == s2) { s2 = String.Empty; }
- if (null == s3) { s3 = String.Empty; }
- if (null == s4) { s4 = String.Empty; }
+ if (s1 == null)
+ s1 = String.Empty;
+ if (s2 == null)
+ s2 = String.Empty;
+ if (s3 == null)
+ s3 = String.Empty;
+ if (s4 == null)
+ s4 = String.Empty;
- String tmp = InternalAllocateStr(s1.length + s2.length + s3.length + s4.length);
+ String tmp = InternalAllocateStr (s1.length + s2.length + s3.length + s4.length);
- InternalStrcpy(tmp, 0, s1);
- InternalStrcpy(tmp, s1.length, s2);
- InternalStrcpy(tmp, s1.length + s2.length, s3);
- InternalStrcpy(tmp, s1.length + s2.length + s3.length, s4);
+ if (s1.Length != 0) {
+ fixed (char *dest = tmp, src = s1) {
+ memcpy ((byte*)dest, (byte*)src, s1.length * 2);
+ }
+ }
+ if (s2.Length != 0) {
+ fixed (char *dest = tmp, src = s2) {
+ memcpy ((byte*)(dest + s1.Length), (byte*)src, s2.length * 2);
+ }
+ }
+ if (s3.Length != 0) {
+ fixed (char *dest = tmp, src = s3) {
+ memcpy ((byte*)(dest + s1.Length + s2.Length), (byte*)src, s3.length * 2);
+ }
+ }
+ if (s4.Length != 0) {
+ fixed (char *dest = tmp, src = s4) {
+ memcpy ((byte*)(dest + s1.Length + s2.Length + s3.Length), (byte*)src, s4.length * 2);
+ }
+ }
return tmp;
}
- public static String Concat(params Object[] args) {
- string [] strings;
- int len, i, currentpos;
+ public static String Concat (params Object[] args)
+ {
+ if (args == null)
+ throw new ArgumentNullException ("args");
- if (null == args)
- throw new ArgumentNullException ();
+ int i = args.Length;
+ if (i == 0)
+ return String.Empty;
- strings = new string [args.Length];
- len = 0;
+ string [] strings = new string [i];
i = 0;
+ int len = 0;
foreach (object arg in args) {
- /* use Empty for each null argument */
- if (arg == null)
+ if (arg == null) {
strings[i] = String.Empty;
- else
+ } else {
strings[i] = arg.ToString ();
- len += strings[i].length;
+ len += strings[i].length;
+ }
i++;
}
if (len == 0)
return String.Empty;
- currentpos = 0;
-
- String tmp = InternalAllocateStr(len);
- for (i = 0; i < strings.Length; i++) {
- InternalStrcpy(tmp, currentpos, strings[i]);
- currentpos += strings[i].length;
- }
-
- return tmp;
+ return InternalJoin (String.Empty, strings, 0, strings.Length);
}
- public static String Concat(params String[] values) {
- int len, i, currentpos;
-
+ public static String Concat (params String[] values)
+ {
if (values == null)
- throw new ArgumentNullException ();
-
- len = 0;
- foreach (string value in values)
- len += value != null ? value.length : 0;
+ throw new ArgumentNullException ("values");
- if (len == 0)
- return String.Empty;
+ return InternalJoin (String.Empty, values, 0, values.Length);
+ }
- currentpos = 0;
+ public unsafe String Insert (int startIndex, String value)
+ {
+ if (value == null)
+ throw new ArgumentNullException ("value");
- String tmp = InternalAllocateStr(len);
- for (i = 0; i < values.Length; i++) {
- if (values[i] == null)
- continue;
+ if (startIndex < 0 || startIndex > this.length)
+ throw new ArgumentOutOfRangeException ();
- InternalStrcpy(tmp, currentpos, values[i]);
- currentpos += values[i].length;
- }
-
+ if (value.Length == 0)
+ return this;
+ if (this.Length == 0)
+ return value;
+ String tmp = InternalAllocateStr (this.length + value.length);
+
+ fixed (char *dest = tmp, src = this, val = value) {
+ char *dst = dest;
+ memcpy ((byte*)dst, (byte*)src, startIndex * 2);
+ dst += startIndex;
+ memcpy ((byte*)dst, (byte*)val, value.length * 2);
+ dst += value.length;
+ memcpy ((byte*)dst, (byte*)(src + startIndex), (length - startIndex) * 2);
+ }
return tmp;
}
- public String Insert(int sindex, String value) {
- if (null == value)
- throw new ArgumentNullException();
-
- if (sindex < 0 || sindex > this.length)
- throw new ArgumentOutOfRangeException();
-
- return InternalInsert(sindex, value);
- }
-
- public static string Intern (string str) {
- if (null == str)
- throw new ArgumentNullException ();
+ public static string Intern (string str)
+ {
+ if (str == null)
+ throw new ArgumentNullException ("str");
- return InternalIntern(str);
+ return InternalIntern (str);
}
- public static string IsInterned (string str) {
- if (null == str)
- throw new ArgumentNullException();
+ public static string IsInterned (string str)
+ {
+ if (str == null)
+ throw new ArgumentNullException ("str");
- return InternalIsInterned(str);
+ return InternalIsInterned (str);
}
- public static string Join (string separator, string [] value) {
+ public static string Join (string separator, string [] value)
+ {
if (value == null)
- throw new ArgumentNullException ();
+ throw new ArgumentNullException ("value");
- return Join(separator, value, 0, value.Length);
+ return Join (separator, value, 0, value.Length);
}
- public static string Join(string separator, string[] value, int sindex, int count) {
+ public static string Join (string separator, string[] value, int startIndex, int count)
+ {
if (value == null)
- throw new ArgumentNullException ();
-
- if (sindex + count > value.Length)
- throw new ArgumentOutOfRangeException ();
+ throw new ArgumentNullException ("value");
+ if (startIndex < 0)
+ throw new ArgumentOutOfRangeException ("startIndex", "< 0");
+ if (count < 0)
+ throw new ArgumentOutOfRangeException ("count", "< 0");
+ // re-ordered to avoid possible integer overflow
+ if (startIndex > value.Length - count)
+ throw new ArgumentOutOfRangeException ("startIndex + count > value.length");
- if (sindex == value.Length)
+ if (startIndex == value.Length)
return String.Empty;
+ if (separator == null)
+ separator = String.Empty;
- return InternalJoin(separator, value, sindex, count);
+ return InternalJoin (separator, value, startIndex, count);
}
- bool IConvertible.ToBoolean (IFormatProvider provider) {
- return Convert.ToBoolean (this);
+ bool IConvertible.ToBoolean (IFormatProvider provider)
+ {
+ return Convert.ToBoolean (this, provider);
}
-
- byte IConvertible.ToByte (IFormatProvider provider) {
- return Convert.ToByte (this);
+
+ byte IConvertible.ToByte (IFormatProvider provider)
+ {
+ return Convert.ToByte (this, provider);
}
-
- char IConvertible.ToChar (IFormatProvider provider) {
- return Convert.ToChar (this);
+
+ char IConvertible.ToChar (IFormatProvider provider)
+ {
+ return Convert.ToChar (this, provider);
}
- DateTime IConvertible.ToDateTime (IFormatProvider provider) {
- return Convert.ToDateTime (this);
+ DateTime IConvertible.ToDateTime (IFormatProvider provider)
+ {
+ return Convert.ToDateTime (this, provider);
}
- decimal IConvertible.ToDecimal (IFormatProvider provider) {
- return Convert.ToDecimal (this);
+ decimal IConvertible.ToDecimal (IFormatProvider provider)
+ {
+ return Convert.ToDecimal (this, provider);
}
- double IConvertible.ToDouble (IFormatProvider provider) {
- return Convert.ToDouble (this);
+ double IConvertible.ToDouble (IFormatProvider provider)
+ {
+ return Convert.ToDouble (this, provider);
}
- short IConvertible.ToInt16 (IFormatProvider provider) {
- return Convert.ToInt16 (this);
+ short IConvertible.ToInt16 (IFormatProvider provider)
+ {
+ return Convert.ToInt16 (this, provider);
}
- int IConvertible.ToInt32 (IFormatProvider provider) {
- return Convert.ToInt32 (this);
+ int IConvertible.ToInt32 (IFormatProvider provider)
+ {
+ return Convert.ToInt32 (this, provider);
}
- long IConvertible.ToInt64 (IFormatProvider provider) {
- return Convert.ToInt64 (this);
+ long IConvertible.ToInt64 (IFormatProvider provider)
+ {
+ return Convert.ToInt64 (this, provider);
}
- [CLSCompliant(false)]
- sbyte IConvertible.ToSByte (IFormatProvider provider) {
- return Convert.ToSByte (this);
+ sbyte IConvertible.ToSByte (IFormatProvider provider)
+ {
+ return Convert.ToSByte (this, provider);
}
- float IConvertible.ToSingle (IFormatProvider provider) {
- return Convert.ToSingle (this);
+ float IConvertible.ToSingle (IFormatProvider provider)
+ {
+ return Convert.ToSingle (this, provider);
}
- string IConvertible.ToString (IFormatProvider format) {
+
+ string IConvertible.ToString (IFormatProvider format)
+ {
return this;
}
- object IConvertible.ToType (Type conversionType, IFormatProvider provider) {
+ object IConvertible.ToType (Type conversionType, IFormatProvider provider)
+ {
return Convert.ToType (this, conversionType, provider);
}
- [CLSCompliant(false)]
- ushort IConvertible.ToUInt16 (IFormatProvider provider) {
- return Convert.ToUInt16 (this);
+ ushort IConvertible.ToUInt16 (IFormatProvider provider)
+ {
+ return Convert.ToUInt16 (this, provider);
}
- [CLSCompliant(false)]
- uint IConvertible.ToUInt32 (IFormatProvider provider) {
- return Convert.ToUInt32 (this);
+ uint IConvertible.ToUInt32 (IFormatProvider provider)
+ {
+ return Convert.ToUInt32 (this, provider);
}
- [CLSCompliant(false)]
- ulong IConvertible.ToUInt64 (IFormatProvider provider) {
- return Convert.ToUInt64 (this);
+ ulong IConvertible.ToUInt64 (IFormatProvider provider)
+ {
+ return Convert.ToUInt64 (this, provider);
}
- TypeCode IConvertible.GetTypeCode () {
+ TypeCode IConvertible.GetTypeCode ()
+ {
return TypeCode.String;
}
}
}
- public CharEnumerator GetEnumerator () {
+ public CharEnumerator GetEnumerator ()
+ {
return new CharEnumerator (this);
}
-
- IEnumerator IEnumerable.GetEnumerator () {
+
+ IEnumerator IEnumerable.GetEnumerator ()
+ {
return new CharEnumerator (this);
}
- private static void ParseFormatSpecifier (string str, ref int ptr, out int n, out int width, out bool left_align, out string format) {
+ private static void ParseFormatSpecifier (string str, ref int ptr, out int n, out int width,
+ out bool left_align, out string format)
+ {
// parses format specifier of form:
- // N,[[-]M][:F]}
+ // N,[\ +[-]M][:F]}
//
// where:
try {
// N = argument number (non-negative integer)
-
+
n = ParseDecimal (str, ref ptr);
if (n < 0)
- throw new FormatException ("Input string was not in correct format.");
-
+ throw new FormatException ("Input string was not in a correct format.");
+
// M = width (non-negative integer)
if (str[ptr] == ',') {
- left_align = (str[++ ptr] == '-');
+ // White space between ',' and number or sign.
+ ++ptr;
+ while (Char.IsWhiteSpace (str [ptr]))
+ ++ptr;
+ int start = ptr;
+
+ format = str.Substring (start, ptr - start);
+
+ left_align = (str [ptr] == '-');
if (left_align)
++ ptr;
width = ParseDecimal (str, ref ptr);
if (width < 0)
- throw new FormatException ("Input string was not in correct format.");
+ throw new FormatException ("Input string was not in a correct format.");
}
else {
width = 0;
left_align = false;
+ format = "";
}
// F = argument format (string)
while (str[ptr] != '}')
++ ptr;
- format = str.Substring (start, ptr - start);
+ format += str.Substring (start, ptr - start);
}
else
format = null;
if (str[ptr ++] != '}')
- throw new FormatException ("Input string was not in correct format.");
+ throw new FormatException ("Input string was not in a correct format.");
}
catch (IndexOutOfRangeException) {
- throw new FormatException ("Input string was not in correct format.");
+ throw new FormatException ("Input string was not in a correct format.");
}
}
- private static int ParseDecimal (string str, ref int ptr) {
+ private static int ParseDecimal (string str, ref int ptr)
+ {
int p = ptr;
int n = 0;
while (true) {
if (p == ptr)
return -1;
-
+
ptr = p;
return n;
}
-
- [MethodImplAttribute(MethodImplOptions.InternalCall)]
- private extern static string InternalJoin(string separator, string[] value, int sindex, int count);
-
- [MethodImplAttribute(MethodImplOptions.InternalCall)]
- private extern String InternalInsert(int sindex, String value);
- [MethodImplAttribute(MethodImplOptions.InternalCall)]
- private extern String InternalReplace(char oldChar, char newChar);
+ internal unsafe void InternalSetChar (int idx, char val)
+ {
+ if ((uint) idx >= (uint) Length)
+ throw new ArgumentOutOfRangeException ("idx");
- [MethodImplAttribute(MethodImplOptions.InternalCall)]
- private extern String InternalReplace(String oldValue, String newValue);
-
- [MethodImplAttribute(MethodImplOptions.InternalCall)]
- private extern String InternalRemove(int sindex, int count);
-
- [MethodImplAttribute(MethodImplOptions.InternalCall)]
- private extern void InternalCopyTo(int sindex, char[] dest, int dindex, int count);
+ fixed (char * pStr = &start_char)
+ {
+ pStr [idx] = val;
+ }
+ }
+
+ internal unsafe void InternalSetLength (int newLength)
+ {
+ if (newLength > length)
+ throw new ArgumentOutOfRangeException ("newLength", "newLength as to be <= length");
+
+ length = newLength;
+
+ // zero terminate, we can pass string objects directly via pinvoke
+ fixed (char * pStr = &start_char) {
+ pStr [length] = '\0';
+ }
+ }
+
+#if NET_2_0
+ [ReliabilityContractAttribute (Consistency.WillNotCorruptState, Cer.MayFail)]
+#endif
+ public unsafe override int GetHashCode ()
+ {
+ fixed (char * c = this) {
+ char * cc = c;
+ char * end = cc + length - 1;
+ int h = 0;
+ for (;cc < end; cc += 2) {
+ h = (h << 5) - h + *cc;
+ h = (h << 5) - h + cc [1];
+ }
+ ++end;
+ if (cc < end)
+ h = (h << 5) - h + *cc;
+ return h;
+ }
+ }
+
+ /* helpers used by the runtime as well as above or eslewhere in corlib */
+ internal static unsafe void memset (byte *dest, int val, int len)
+ {
+ if (len < 8) {
+ while (len != 0) {
+ *dest = (byte)val;
+ ++dest;
+ --len;
+ }
+ return;
+ }
+ if (val != 0) {
+ val = val | (val << 8);
+ val = val | (val << 16);
+ }
+ // align to 4
+ int rest = (int)dest & 3;
+ if (rest != 0) {
+ rest = 4 - rest;
+ len -= rest;
+ do {
+ *dest = (byte)val;
+ ++dest;
+ --rest;
+ } while (rest != 0);
+ }
+ while (len >= 16) {
+ ((int*)dest) [0] = val;
+ ((int*)dest) [1] = val;
+ ((int*)dest) [2] = val;
+ ((int*)dest) [3] = val;
+ dest += 16;
+ len -= 16;
+ }
+ while (len >= 4) {
+ ((int*)dest) [0] = val;
+ dest += 4;
+ len -= 4;
+ }
+ // tail bytes
+ while (len > 0) {
+ *dest = (byte)val;
+ dest++;
+ len--;
+ }
+ }
+
+ internal static unsafe void memcpy4 (byte *dest, byte *src, int size) {
+ /*while (size >= 32) {
+ // using long is better than int and slower than double
+ // FIXME: enable this only on correct alignment or on platforms
+ // that can tolerate unaligned reads/writes of doubles
+ ((double*)dest) [0] = ((double*)src) [0];
+ ((double*)dest) [1] = ((double*)src) [1];
+ ((double*)dest) [2] = ((double*)src) [2];
+ ((double*)dest) [3] = ((double*)src) [3];
+ dest += 32;
+ src += 32;
+ size -= 32;
+ }*/
+ while (size >= 16) {
+ ((int*)dest) [0] = ((int*)src) [0];
+ ((int*)dest) [1] = ((int*)src) [1];
+ ((int*)dest) [2] = ((int*)src) [2];
+ ((int*)dest) [3] = ((int*)src) [3];
+ dest += 16;
+ src += 16;
+ size -= 16;
+ }
+ while (size >= 4) {
+ ((int*)dest) [0] = ((int*)src) [0];
+ dest += 4;
+ src += 4;
+ size -= 4;
+ }
+ while (size > 0) {
+ ((byte*)dest) [0] = ((byte*)src) [0];
+ dest += 1;
+ src += 1;
+ --size;
+ }
+ }
+ static unsafe void memcpy2 (byte *dest, byte *src, int size) {
+ while (size >= 8) {
+ ((short*)dest) [0] = ((short*)src) [0];
+ ((short*)dest) [1] = ((short*)src) [1];
+ ((short*)dest) [2] = ((short*)src) [2];
+ ((short*)dest) [3] = ((short*)src) [3];
+ dest += 8;
+ src += 8;
+ size -= 8;
+ }
+ while (size >= 2) {
+ ((short*)dest) [0] = ((short*)src) [0];
+ dest += 2;
+ src += 2;
+ size -= 2;
+ }
+ if (size > 0)
+ ((byte*)dest) [0] = ((byte*)src) [0];
+ }
+ static unsafe void memcpy1 (byte *dest, byte *src, int size) {
+ while (size >= 8) {
+ ((byte*)dest) [0] = ((byte*)src) [0];
+ ((byte*)dest) [1] = ((byte*)src) [1];
+ ((byte*)dest) [2] = ((byte*)src) [2];
+ ((byte*)dest) [3] = ((byte*)src) [3];
+ ((byte*)dest) [4] = ((byte*)src) [4];
+ ((byte*)dest) [5] = ((byte*)src) [5];
+ ((byte*)dest) [6] = ((byte*)src) [6];
+ ((byte*)dest) [7] = ((byte*)src) [7];
+ dest += 8;
+ src += 8;
+ size -= 8;
+ }
+ while (size >= 2) {
+ ((byte*)dest) [0] = ((byte*)src) [0];
+ ((byte*)dest) [1] = ((byte*)src) [1];
+ dest += 2;
+ src += 2;
+ size -= 2;
+ }
+ if (size > 0)
+ ((byte*)dest) [0] = ((byte*)src) [0];
+ }
+ static unsafe void memcpy (byte *dest, byte *src, int size) {
+ // FIXME: if pointers are not aligned, try to align them
+ // so a faster routine can be used. Handle the case where
+ // the pointers can't be reduced to have the same alignment
+ // (just ignore the issue on x86?)
+ if ((((int)dest | (int)src) & 3) != 0) {
+ if (((int)dest & 1) != 0 && ((int)src & 1) != 0 && size >= 1) {
+ dest [0] = src [0];
+ ++dest;
+ ++src;
+ --size;
+ }
+ if (((int)dest & 2) != 0 && ((int)src & 2) != 0 && size >= 2) {
+ ((short*)dest) [0] = ((short*)src) [0];
+ dest += 2;
+ src += 2;
+ size -= 2;
+ }
+ if ((((int)dest | (int)src) & 1) != 0) {
+ memcpy1 (dest, src, size);
+ return;
+ }
+ if ((((int)dest | (int)src) & 2) != 0) {
+ memcpy2 (dest, src, size);
+ return;
+ }
+ }
+ memcpy4 (dest, src, size);
+ }
+
+ [CLSCompliant (false), MethodImplAttribute (MethodImplOptions.InternalCall)]
+ unsafe public extern String (char *value);
+
+ [CLSCompliant (false), MethodImplAttribute (MethodImplOptions.InternalCall)]
+ unsafe public extern String (char *value, int startIndex, int length);
+
+ [CLSCompliant (false), MethodImplAttribute (MethodImplOptions.InternalCall)]
+ unsafe public extern String (sbyte *value);
+
+ [CLSCompliant (false), MethodImplAttribute (MethodImplOptions.InternalCall)]
+ unsafe public extern String (sbyte *value, int startIndex, int length);
+
+ [CLSCompliant (false), MethodImplAttribute (MethodImplOptions.InternalCall)]
+ unsafe public extern String (sbyte *value, int startIndex, int length, Encoding enc);
+
+ [MethodImplAttribute (MethodImplOptions.InternalCall)]
+ public extern String (char [] val, int startIndex, int length);
+
+ [MethodImplAttribute (MethodImplOptions.InternalCall)]
+ public extern String (char [] val);
- [MethodImplAttribute(MethodImplOptions.InternalCall)]
- private extern String[] InternalSplit(char[] separator, int count);
+ [MethodImplAttribute (MethodImplOptions.InternalCall)]
+ public extern String (char c, int count);
- [MethodImplAttribute(MethodImplOptions.InternalCall)]
- private extern String InternalTrim(char[] chars, int typ);
+ [MethodImplAttribute (MethodImplOptions.InternalCall)]
+ private extern static string InternalJoin (string separator, string[] value, int sIndex, int count);
- [MethodImplAttribute(MethodImplOptions.InternalCall)]
- private extern int InternalIndexOf(char value, int sindex, int count);
+ [MethodImplAttribute (MethodImplOptions.InternalCall)]
+ private extern String InternalReplace (char oldChar, char newChar);
- [MethodImplAttribute(MethodImplOptions.InternalCall)]
- private extern int InternalIndexOf(string value, int sindex, int count);
+ [MethodImplAttribute (MethodImplOptions.InternalCall)]
+ private extern String InternalReplace (String oldValue, string newValue, CompareInfo comp);
- [MethodImplAttribute(MethodImplOptions.InternalCall)]
- private extern int InternalIndexOfAny(char [] arr, int sindex, int count);
+ [MethodImplAttribute (MethodImplOptions.InternalCall)]
+ private extern void InternalCopyTo (int sIndex, char[] dest, int destIndex, int count);
- [MethodImplAttribute(MethodImplOptions.InternalCall)]
- private extern int InternalLastIndexOf(char value, int sindex, int count);
+ [MethodImplAttribute (MethodImplOptions.InternalCall)]
+ private extern String[] InternalSplit (char[] separator, int count);
- [MethodImplAttribute(MethodImplOptions.InternalCall)]
- private extern int InternalLastIndexOf(String value, int sindex, int count);
+ [MethodImplAttribute (MethodImplOptions.InternalCall)]
+ private extern String InternalTrim (char[] chars, int typ);
- [MethodImplAttribute(MethodImplOptions.InternalCall)]
- private extern int InternalLastIndexOfAny(char [] anyOf, int sindex, int count);
+ [MethodImplAttribute (MethodImplOptions.InternalCall)]
+ private extern int InternalIndexOfAny (char [] arr, int sIndex, int count);
- [MethodImplAttribute(MethodImplOptions.InternalCall)]
- private extern String InternalPad(int width, char chr, bool right);
+ [MethodImplAttribute (MethodImplOptions.InternalCall)]
+ private extern int InternalLastIndexOfAny (char [] anyOf, int sIndex, int count);
- [MethodImplAttribute(MethodImplOptions.InternalCall)]
- private extern String InternalToLower();
+ [MethodImplAttribute (MethodImplOptions.InternalCall)]
+ private extern String InternalPad (int width, char chr, bool right);
- [MethodImplAttribute(MethodImplOptions.InternalCall)]
- private extern String InternalToUpper();
+ [MethodImplAttribute (MethodImplOptions.InternalCall)]
+ internal extern static String InternalAllocateStr (int length);
- [MethodImplAttribute(MethodImplOptions.InternalCall)]
- private extern static String InternalAllocateStr(int length);
+ [MethodImplAttribute (MethodImplOptions.InternalCall)]
+ internal extern static void InternalStrcpy (String dest, int destPos, String src);
- [MethodImplAttribute(MethodImplOptions.InternalCall)]
- private extern static void InternalStrcpy(String dest, int destPos, String src);
+ [MethodImplAttribute (MethodImplOptions.InternalCall)]
+ internal extern static void InternalStrcpy (String dest, int destPos, char[] chars);
- [MethodImplAttribute(MethodImplOptions.InternalCall)]
- private extern static void InternalStrcpy(String dest, int destPos, String src, int startPos, int count);
+ [MethodImplAttribute (MethodImplOptions.InternalCall)]
+ internal extern static void InternalStrcpy (String dest, int destPos, String src, int sPos, int count);
- [MethodImplAttribute(MethodImplOptions.InternalCall)]
- private extern static string InternalIntern(string str);
+ [MethodImplAttribute (MethodImplOptions.InternalCall)]
+ internal extern static void InternalStrcpy (String dest, int destPos, char[] chars, int sPos, int count);
- [MethodImplAttribute(MethodImplOptions.InternalCall)]
- private extern static string InternalIsInterned(string str);
+ [MethodImplAttribute (MethodImplOptions.InternalCall)]
+ private extern static string InternalIntern (string str);
- [MethodImplAttribute(MethodImplOptions.InternalCall)]
- private extern static int InternalCompare(String s1, int i1, String s2, int i2, int length, bool inCase);
+ [MethodImplAttribute (MethodImplOptions.InternalCall)]
+ private extern static string InternalIsInterned (string str);
}
}