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//------------------------------------------------------------------------------
// <copyright file="CodeIdentifiers.cs" company="Microsoft">
// Copyright (c) Microsoft Corporation. All rights reserved.
// </copyright>
// <owner current="true" primary="true">Microsoft</owner>
//------------------------------------------------------------------------------
namespace System.Xml.Serialization {
using System;
using System.Collections;
using System.IO;
using System.Globalization;
class CaseInsensitiveKeyComparer : CaseInsensitiveComparer, IEqualityComparer{
public CaseInsensitiveKeyComparer() : base(CultureInfo.CurrentCulture) {
}
bool IEqualityComparer.Equals(Object x, Object y) {
return (Compare(x, y) == 0);
}
int IEqualityComparer.GetHashCode(Object obj) {
string s = obj as string;
if (s == null)
throw new ArgumentException(null, "obj");
return s.ToUpper(CultureInfo.CurrentCulture).GetHashCode();
}
}
/// <include file='doc\CodeIdentifiers.uex' path='docs/doc[@for="CodeIdentifiers"]/*' />
///<internalonly/>
/// <devdoc>
/// <para>[To be supplied.]</para>
/// </devdoc>
public class CodeIdentifiers {
Hashtable identifiers;
Hashtable reservedIdentifiers;
ArrayList list;
bool camelCase;
public CodeIdentifiers() : this(true) {
}
public CodeIdentifiers(bool caseSensitive) {
if (caseSensitive) {
identifiers = new Hashtable();
reservedIdentifiers = new Hashtable();
}
else {
IEqualityComparer comparer = new CaseInsensitiveKeyComparer();
identifiers = new Hashtable(comparer);
reservedIdentifiers = new Hashtable(comparer);
}
list = new ArrayList();
}
/// <include file='doc\CodeIdentifiers.uex' path='docs/doc[@for="CodeIdentifiers.Clear"]/*' />
public void Clear(){
identifiers.Clear();
list.Clear();
}
/// <include file='doc\CodeIdentifiers.uex' path='docs/doc[@for="CodeIdentifiers.UseCamelCasing"]/*' />
/// <devdoc>
/// <para>[To be supplied.]</para>
/// </devdoc>
public bool UseCamelCasing {
get { return camelCase; }
set { camelCase = value; }
}
/// <include file='doc\CodeIdentifiers.uex' path='docs/doc[@for="CodeIdentifiers.MakeRightCase"]/*' />
/// <devdoc>
/// <para>[To be supplied.]</para>
/// </devdoc>
public string MakeRightCase(string identifier) {
if (camelCase)
return CodeIdentifier.MakeCamel(identifier);
else
return CodeIdentifier.MakePascal(identifier);
}
/// <include file='doc\CodeIdentifiers.uex' path='docs/doc[@for="CodeIdentifiers.MakeUnique"]/*' />
/// <devdoc>
/// <para>[To be supplied.]</para>
/// </devdoc>
public string MakeUnique(string identifier) {
if (IsInUse(identifier)) {
for (int i = 1; ; i++) {
string newIdentifier = identifier + i.ToString(CultureInfo.InvariantCulture);
if (!IsInUse(newIdentifier)) {
identifier = newIdentifier;
break;
}
}
}
// Check that we did not violate the identifier length after appending the suffix.
if (identifier.Length > CodeIdentifier.MaxIdentifierLength) {
return MakeUnique("Item");
}
return identifier;
}
/// <include file='doc\CodeIdentifiers.uex' path='docs/doc[@for="CodeIdentifiers.AddReserved"]/*' />
/// <devdoc>
/// <para>[To be supplied.]</para>
/// </devdoc>
public void AddReserved(string identifier) {
reservedIdentifiers.Add(identifier, identifier);
}
/// <include file='doc\CodeIdentifiers.uex' path='docs/doc[@for="CodeIdentifiers.RemoveReserved"]/*' />
/// <devdoc>
/// <para>[To be supplied.]</para>
/// </devdoc>
public void RemoveReserved(string identifier) {
reservedIdentifiers.Remove(identifier);
}
/// <include file='doc\CodeIdentifiers.uex' path='docs/doc[@for="CodeIdentifiers.AddUnique"]/*' />
/// <devdoc>
/// <para>[To be supplied.]</para>
/// </devdoc>
public string AddUnique(string identifier, object value) {
identifier = MakeUnique(identifier);
Add(identifier, value);
return identifier;
}
/// <include file='doc\CodeIdentifiers.uex' path='docs/doc[@for="CodeIdentifiers.IsInUse"]/*' />
/// <devdoc>
/// <para>[To be supplied.]</para>
/// </devdoc>
public bool IsInUse(string identifier) {
return identifiers.Contains(identifier) || reservedIdentifiers.Contains(identifier);
}
/// <include file='doc\CodeIdentifiers.uex' path='docs/doc[@for="CodeIdentifiers.Add"]/*' />
/// <devdoc>
/// <para>[To be supplied.]</para>
/// </devdoc>
public void Add(string identifier, object value) {
identifiers.Add(identifier, value);
list.Add(value);
}
/// <include file='doc\CodeIdentifiers.uex' path='docs/doc[@for="CodeIdentifiers.Remove"]/*' />
/// <devdoc>
/// <para>[To be supplied.]</para>
/// </devdoc>
public void Remove(string identifier) {
list.Remove(identifiers[identifier]);
identifiers.Remove(identifier);
}
/// <include file='doc\CodeIdentifiers.uex' path='docs/doc[@for="CodeIdentifiers.ToArray"]/*' />
/// <devdoc>
/// <para>[To be supplied.]</para>
/// </devdoc>
public object ToArray(Type type) {
//Array array = Array.CreateInstance(type, identifiers.Values.Count);
//identifiers.Values.CopyTo(array, 0);
Array array = Array.CreateInstance(type, list.Count);
list.CopyTo(array, 0);
return array;
}
internal CodeIdentifiers Clone() {
CodeIdentifiers newIdentifiers = new CodeIdentifiers();
newIdentifiers.identifiers = (Hashtable)this.identifiers.Clone();
newIdentifiers.reservedIdentifiers = (Hashtable)this.reservedIdentifiers.Clone();
newIdentifiers.list = (ArrayList)this.list.Clone();
newIdentifiers.camelCase = this.camelCase;
return newIdentifiers;
}
}
}
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