niko
243 lines
11 KiB
C#
243 lines
11 KiB
C#
using System;
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using System.Collections;
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using System.Collections.Generic;
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using System.Globalization;
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using System.Runtime.InteropServices;
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namespace System
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{
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/// <summary>Represents a string comparison operation that uses specific case and culture-based or ordinal comparison rules.</summary>
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/// <filterpriority>2</filterpriority>
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// Token: 0x020006A7 RID: 1703
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[ComVisible(true)]
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[Serializable]
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public abstract class StringComparer : IComparer<string>, IEqualityComparer<string>, IComparer, IEqualityComparer
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{
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/// <summary>Gets a <see cref="T:System.StringComparer" /> object that performs a case-sensitive string comparison using the word comparison rules of the current culture.</summary>
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/// <returns>A new <see cref="T:System.StringComparer" /> object.</returns>
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/// <filterpriority>1</filterpriority>
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/// <PermissionSet>
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/// <IPermission class="System.Security.Permissions.SecurityPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Flags="UnmanagedCode" />
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/// </PermissionSet>
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// Token: 0x17000BE8 RID: 3048
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// (get) Token: 0x0600408C RID: 16524 RVA: 0x000DBE70 File Offset: 0x000DA070
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public static StringComparer CurrentCulture
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{
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get
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{
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return new CultureAwareComparer(CultureInfo.CurrentCulture, false);
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}
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}
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/// <summary>Gets a <see cref="T:System.StringComparer" /> object that performs case-insensitive string comparisons using the word comparison rules of the current culture.</summary>
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/// <returns>A new <see cref="T:System.StringComparer" /> object.</returns>
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/// <filterpriority>1</filterpriority>
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/// <PermissionSet>
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/// <IPermission class="System.Security.Permissions.SecurityPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Flags="UnmanagedCode" />
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/// </PermissionSet>
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// Token: 0x17000BE9 RID: 3049
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// (get) Token: 0x0600408D RID: 16525 RVA: 0x000DBE80 File Offset: 0x000DA080
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public static StringComparer CurrentCultureIgnoreCase
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{
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get
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{
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return new CultureAwareComparer(CultureInfo.CurrentCulture, true);
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}
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}
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/// <summary>Gets a <see cref="T:System.StringComparer" /> object that performs a case-sensitive string comparison using the word comparison rules of the invariant culture.</summary>
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/// <returns>A new <see cref="T:System.StringComparer" /> object.</returns>
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/// <filterpriority>1</filterpriority>
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/// <PermissionSet>
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/// <IPermission class="System.Security.Permissions.SecurityPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Flags="UnmanagedCode" />
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/// </PermissionSet>
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// Token: 0x17000BEA RID: 3050
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// (get) Token: 0x0600408E RID: 16526 RVA: 0x000DBE90 File Offset: 0x000DA090
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public static StringComparer InvariantCulture
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{
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get
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{
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return StringComparer.invariantCulture;
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}
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}
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/// <summary>Gets a <see cref="T:System.StringComparer" /> object that performs a case-insensitive string comparison using the word comparison rules of the invariant culture.</summary>
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/// <returns>A new <see cref="T:System.StringComparer" /> object.</returns>
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/// <filterpriority>1</filterpriority>
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/// <PermissionSet>
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/// <IPermission class="System.Security.Permissions.SecurityPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Flags="UnmanagedCode" />
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/// </PermissionSet>
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// Token: 0x17000BEB RID: 3051
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// (get) Token: 0x0600408F RID: 16527 RVA: 0x000DBE98 File Offset: 0x000DA098
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public static StringComparer InvariantCultureIgnoreCase
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{
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get
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{
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return StringComparer.invariantCultureIgnoreCase;
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}
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}
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/// <summary>Gets a <see cref="T:System.StringComparer" /> object that performs a case-sensitive ordinal string comparison.</summary>
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/// <returns>A <see cref="T:System.StringComparer" /> object.</returns>
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/// <filterpriority>1</filterpriority>
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// Token: 0x17000BEC RID: 3052
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// (get) Token: 0x06004090 RID: 16528 RVA: 0x000DBEA0 File Offset: 0x000DA0A0
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public static StringComparer Ordinal
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{
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get
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{
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return StringComparer.ordinal;
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}
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}
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/// <summary>Gets a <see cref="T:System.StringComparer" /> object that performs a case-insensitive ordinal string comparison.</summary>
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/// <returns>A <see cref="T:System.StringComparer" /> object.</returns>
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/// <filterpriority>1</filterpriority>
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// Token: 0x17000BED RID: 3053
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// (get) Token: 0x06004091 RID: 16529 RVA: 0x000DBEA8 File Offset: 0x000DA0A8
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public static StringComparer OrdinalIgnoreCase
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{
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get
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{
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return StringComparer.ordinalIgnoreCase;
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}
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}
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/// <summary>Creates a <see cref="T:System.StringComparer" /> object that compares strings according to the rules of a specified culture.</summary>
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/// <returns>A new <see cref="T:System.StringComparer" /> object that performs string comparisons according to the comparison rules used by the <paramref name="culture" /> parameter and the case rule specified by the <paramref name="ignoreCase" /> parameter.</returns>
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/// <param name="culture">A culture whose linguistic rules are used to perform a string comparison.</param>
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/// <param name="ignoreCase">true to specify that comparison operations be case-insensitive; false to specify that comparison operations be case-sensitive.</param>
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/// <exception cref="T:System.ArgumentNullException">
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/// <paramref name="culture" /> is null.</exception>
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/// <filterpriority>1</filterpriority>
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// Token: 0x06004092 RID: 16530 RVA: 0x000DBEB0 File Offset: 0x000DA0B0
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public static StringComparer Create(CultureInfo culture, bool ignoreCase)
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{
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if (culture == null)
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{
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throw new ArgumentNullException("culture");
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}
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return new CultureAwareComparer(culture, ignoreCase);
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}
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/// <summary>When overridden in a derived class, compares two objects and returns an indication of their relative sort order.</summary>
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/// <returns>ValueMeaningLess than zero<paramref name="x" /> is less than <paramref name="y" />. -or-<paramref name="x" /> is null.Zero<paramref name="x" /> is equal to <paramref name="y" />.Greater than zero<paramref name="x" /> is greater than <paramref name="y" />.-or-<paramref name="y" /> is null.</returns>
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/// <param name="x">An object to compare to <paramref name="y" />.</param>
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/// <param name="y">An object to compare to <paramref name="x" />.</param>
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/// <exception cref="T:System.ArgumentException">Neither <paramref name="x" /> nor <paramref name="y" /> is a <see cref="T:System.String" /> object, and neither <paramref name="x" /> nor <paramref name="y" /> implements the <see cref="T:System.IComparable" /> interface.</exception>
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/// <filterpriority>1</filterpriority>
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// Token: 0x06004093 RID: 16531 RVA: 0x000DBECC File Offset: 0x000DA0CC
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public int Compare(object x, object y)
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{
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if (x == y)
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{
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return 0;
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}
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if (x == null)
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{
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return -1;
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}
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if (y == null)
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{
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return 1;
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}
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string text = x as string;
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if (text != null)
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{
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string text2 = y as string;
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if (text2 != null)
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{
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return this.Compare(text, text2);
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}
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}
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IComparable comparable = x as IComparable;
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if (comparable == null)
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{
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throw new ArgumentException();
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}
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return comparable.CompareTo(y);
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}
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/// <summary>When overridden in a derived class, indicates whether two objects are equal.</summary>
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/// <returns>true if <paramref name="x" /> and <paramref name="y" /> refer to the same object, or <paramref name="x" /> and <paramref name="y" /> are both the same type of object and those objects are equal; otherwise, false.</returns>
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/// <param name="x">An object to compare to <paramref name="y" />.</param>
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/// <param name="y">An object to compare to <paramref name="x" />.</param>
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/// <filterpriority>1</filterpriority>
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// Token: 0x06004094 RID: 16532 RVA: 0x000DBF30 File Offset: 0x000DA130
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public bool Equals(object x, object y)
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{
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if (x == y)
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{
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return true;
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}
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if (x == null || y == null)
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{
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return false;
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}
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string text = x as string;
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if (text != null)
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{
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string text2 = y as string;
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if (text2 != null)
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{
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return this.Equals(text, text2);
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}
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}
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return x.Equals(y);
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}
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/// <summary>When overridden in a derived class, gets the hash code for the specified object.</summary>
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/// <returns>A 32-bit signed hash code calculated from the value of the <paramref name="obj" /> parameter.</returns>
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/// <param name="obj">An object.</param>
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/// <exception cref="T:System.ArgumentNullException">
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/// <paramref name="obj" /> is null.</exception>
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/// <filterpriority>2</filterpriority>
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// Token: 0x06004095 RID: 16533 RVA: 0x000DBF80 File Offset: 0x000DA180
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public int GetHashCode(object obj)
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{
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if (obj == null)
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{
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throw new ArgumentNullException("obj");
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}
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string text = obj as string;
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return (text != null) ? this.GetHashCode(text) : obj.GetHashCode();
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}
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/// <summary>When overridden in a derived class, compares two strings and returns an indication of their relative sort order.</summary>
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/// <returns>ValueMeaningLess than zero<paramref name="x" /> is less than <paramref name="y" />.-or-<paramref name="x" /> is null.Zero<paramref name="x" /> is equal to <paramref name="y" />.Greater than zero<paramref name="x" /> is greater than <paramref name="y" />.-or-<paramref name="y" /> is null.</returns>
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/// <param name="x">A string to compare to <paramref name="y" />.</param>
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/// <param name="y">A string to compare to <paramref name="x" />.</param>
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/// <filterpriority>1</filterpriority>
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// Token: 0x06004096 RID: 16534
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public abstract int Compare(string x, string y);
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/// <summary>When overridden in a derived class, indicates whether two strings are equal.</summary>
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/// <returns>true if <paramref name="x" /> and <paramref name="y" /> refer to the same object, or <paramref name="x" /> and <paramref name="y" /> are equal; otherwise, false.</returns>
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/// <param name="x">A string to compare to <paramref name="y" />.</param>
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/// <param name="y">A string to compare to <paramref name="x" />.</param>
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/// <filterpriority>1</filterpriority>
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// Token: 0x06004097 RID: 16535
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public abstract bool Equals(string x, string y);
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/// <summary>When overridden in a derived class, gets the hash code for the specified string.</summary>
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/// <returns>A 32-bit signed hash code calculated from the value of the <paramref name="obj" /> parameter.</returns>
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/// <param name="obj">A string.</param>
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/// <exception cref="T:System.ArgumentException">Not enough memory is available to allocate the buffer required to compute the hash code.</exception>
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/// <filterpriority>2</filterpriority>
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// Token: 0x06004098 RID: 16536
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public abstract int GetHashCode(string obj);
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// Token: 0x040019A9 RID: 6569
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private static StringComparer invariantCultureIgnoreCase = new CultureAwareComparer(CultureInfo.InvariantCulture, true);
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// Token: 0x040019AA RID: 6570
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private static StringComparer invariantCulture = new CultureAwareComparer(CultureInfo.InvariantCulture, false);
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// Token: 0x040019AB RID: 6571
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private static StringComparer ordinalIgnoreCase = new OrdinalComparer(true);
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// Token: 0x040019AC RID: 6572
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private static StringComparer ordinal = new OrdinalComparer(false);
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}
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}
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