XmlBinaryReaderSession.cs source code in C# .NET

                        Code:
                         / 4.0 / 4.0 / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / cdf / src / WCF / Serialization / System / Xml / XmlBinaryReaderSession.cs / 1305376 / XmlBinaryReaderSession.cs
                        
                        
                            //------------------------------------------------------------ 
// Copyright (c) Microsoft Corporation.  All rights reserved.
//-----------------------------------------------------------
using StringHandle = System.Int64;
 
namespace System.Xml
{ 
    using System.Xml; 
    using System.Collections.Generic;
    using System.Runtime.Serialization; 

    public class XmlBinaryReaderSession : IXmlDictionary
    {
        const int MaxArrayEntries = 2048; 

        XmlDictionaryString[] strings; 
        Dictionary stringDict; 

        public XmlBinaryReaderSession() 
        {
        }

        public XmlDictionaryString Add(int id, string value) 
        {
            if (id < 0) 
                throw System.Runtime.Serialization.DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentOutOfRangeException(SR.GetString(SR.XmlInvalidID))); 
            if (value == null)
                throw System.Runtime.Serialization.DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("value"); 
            XmlDictionaryString xmlString;
            if (TryLookup(id, out xmlString))
                throw System.Runtime.Serialization.DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.GetString(SR.XmlIDDefined)));
 
            xmlString = new XmlDictionaryString(this, value, id);
            if (id >= MaxArrayEntries) 
            { 
                if (stringDict == null)
                    this.stringDict = new Dictionary(); 

                this.stringDict.Add(id, xmlString);
            }
            else 
            {
                if (strings == null) 
                { 
                    strings = new XmlDictionaryString[Math.Max(id + 1, 16)];
                } 
                else if (id >= strings.Length)
                {
                    XmlDictionaryString[] newStrings = new XmlDictionaryString[Math.Min(Math.Max(id + 1, strings.Length * 2), MaxArrayEntries)];
                    Array.Copy(strings, newStrings, strings.Length); 
                    strings = newStrings;
                } 
                strings[id] = xmlString; 
            }
            return xmlString; 
        }

        public bool TryLookup(int key, out XmlDictionaryString result)
        { 
            if (strings != null && key >= 0 && key < strings.Length)
            { 
                result = strings[key]; 
                return result != null;
            } 
            else if (key >= MaxArrayEntries)
            {
                if (this.stringDict != null)
                    return this.stringDict.TryGetValue(key, out result); 
            }
            result = null; 
            return false; 
        }
 
        public bool TryLookup(string value, out XmlDictionaryString result)
        {
            if (value == null)
                throw System.Runtime.Serialization.DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("value"); 

            if (strings != null) 
            { 
                for (int i = 0; i < strings.Length; i++)
                { 
                    XmlDictionaryString s = strings[i];
                    if (s != null && s.Value == value)
                    {
                        result = s; 
                        return true;
                    } 
                } 
            }
 
            if (this.stringDict != null)
            {
                foreach (XmlDictionaryString s in this.stringDict.Values)
                { 
                    if (s.Value == value)
                    { 
                        result = s; 
                        return true;
                    } 
                }
            }

            result = null; 
            return false;
        } 
 
        public bool TryLookup(XmlDictionaryString value, out XmlDictionaryString result)
        { 
            if (value == null)
                throw System.Runtime.Serialization.DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentNullException("value"));
            if (value.Dictionary != this)
            { 
                result = null;
                return false; 
            } 
            result = value;
            return true; 
        }

        public void Clear()
        { 
            if (strings != null)
                Array.Clear(strings, 0, strings.Length); 
 
            if (this.stringDict != null)
                this.stringDict.Clear(); 
        }
    }
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
//------------------------------------------------------------ 
// Copyright (c) Microsoft Corporation.  All rights reserved.
//-----------------------------------------------------------
using StringHandle = System.Int64;
 
namespace System.Xml
{ 
    using System.Xml; 
    using System.Collections.Generic;
    using System.Runtime.Serialization; 

    public class XmlBinaryReaderSession : IXmlDictionary
    {
        const int MaxArrayEntries = 2048; 

        XmlDictionaryString[] strings; 
        Dictionary stringDict; 

        public XmlBinaryReaderSession() 
        {
        }

        public XmlDictionaryString Add(int id, string value) 
        {
            if (id < 0) 
                throw System.Runtime.Serialization.DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentOutOfRangeException(SR.GetString(SR.XmlInvalidID))); 
            if (value == null)
                throw System.Runtime.Serialization.DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("value"); 
            XmlDictionaryString xmlString;
            if (TryLookup(id, out xmlString))
                throw System.Runtime.Serialization.DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.GetString(SR.XmlIDDefined)));
 
            xmlString = new XmlDictionaryString(this, value, id);
            if (id >= MaxArrayEntries) 
            { 
                if (stringDict == null)
                    this.stringDict = new Dictionary(); 

                this.stringDict.Add(id, xmlString);
            }
            else 
            {
                if (strings == null) 
                { 
                    strings = new XmlDictionaryString[Math.Max(id + 1, 16)];
                } 
                else if (id >= strings.Length)
                {
                    XmlDictionaryString[] newStrings = new XmlDictionaryString[Math.Min(Math.Max(id + 1, strings.Length * 2), MaxArrayEntries)];
                    Array.Copy(strings, newStrings, strings.Length); 
                    strings = newStrings;
                } 
                strings[id] = xmlString; 
            }
            return xmlString; 
        }

        public bool TryLookup(int key, out XmlDictionaryString result)
        { 
            if (strings != null && key >= 0 && key < strings.Length)
            { 
                result = strings[key]; 
                return result != null;
            } 
            else if (key >= MaxArrayEntries)
            {
                if (this.stringDict != null)
                    return this.stringDict.TryGetValue(key, out result); 
            }
            result = null; 
            return false; 
        }
 
        public bool TryLookup(string value, out XmlDictionaryString result)
        {
            if (value == null)
                throw System.Runtime.Serialization.DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("value"); 

            if (strings != null) 
            { 
                for (int i = 0; i < strings.Length; i++)
                { 
                    XmlDictionaryString s = strings[i];
                    if (s != null && s.Value == value)
                    {
                        result = s; 
                        return true;
                    } 
                } 
            }
 
            if (this.stringDict != null)
            {
                foreach (XmlDictionaryString s in this.stringDict.Values)
                { 
                    if (s.Value == value)
                    { 
                        result = s; 
                        return true;
                    } 
                }
            }

            result = null; 
            return false;
        } 
 
        public bool TryLookup(XmlDictionaryString value, out XmlDictionaryString result)
        { 
            if (value == null)
                throw System.Runtime.Serialization.DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentNullException("value"));
            if (value.Dictionary != this)
            { 
                result = null;
                return false; 
            } 
            result = value;
            return true; 
        }

        public void Clear()
        { 
            if (strings != null)
                Array.Clear(strings, 0, strings.Length); 
 
            if (this.stringDict != null)
                this.stringDict.Clear(); 
        }
    }
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
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XmlBinaryReaderSession.cs source code in C# .NET

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