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using System;
using System.Collections.Generic;
using System.Text;
namespace LumiSoft.Net.SIP.Message
{
/// <summary>
/// Implements SIP "hi-entry" value. Defined in RFC 4244.
/// </summary>
/// <remarks>
/// <code>
/// RFC 4244 Syntax:
/// hi-entry = hi-targeted-to-uri *( SEMI hi-param )
/// hi-targeted-to-uri= name-addr
/// hi-param = hi-index / hi-extension
/// hi-index = "index" EQUAL 1*DIGIT *(DOT 1*DIGIT)
/// hi-extension = generic-param
/// </code>
/// </remarks>
public class SIP_t_HiEntry : SIP_t_ValueWithParams
{
private SIP_t_NameAddress m_pAddress = null;
/// <summary>
/// Default constructor.
/// </summary>
public SIP_t_HiEntry()
{
}
#region method Parse
/// <summary>
/// Parses "hi-entry" from specified value.
/// </summary>
/// <param name="value">SIP "hi-entry" value.</param>
/// <exception cref="ArgumentNullException">Raised when <b>value</b> is null.</exception>
/// <exception cref="SIP_ParseException">Raised when invalid SIP message.</exception>
public void Parse(string value)
{
if(value == null){
throw new ArgumentNullException("value");
}
Parse(new StringReader(value));
}
/// <summary>
/// Parses "hi-entry" from specified reader.
/// </summary>
/// <param name="reader">Reader from where to parse.</param>
/// <exception cref="ArgumentNullException">Raised when <b>reader</b> is null.</exception>
/// <exception cref="SIP_ParseException">Raised when invalid SIP message.</exception>
public override void Parse(StringReader reader)
{
/*
hi-entry = hi-targeted-to-uri *( SEMI hi-param )
hi-targeted-to-uri= name-addr
hi-param = hi-index / hi-extension
hi-index = "index" EQUAL 1*DIGIT *(DOT 1*DIGIT)
hi-extension = generic-param
*/
if(reader == null){
throw new ArgumentNullException("reader");
}
// name-addr
m_pAddress = new SIP_t_NameAddress();
m_pAddress.Parse(reader);
// Parse parameters
ParseParameters(reader);
}
#endregion
#region method ToStringValue
/// <summary>
/// Converts this to valid "hi-entry" value.
/// </summary>
/// <returns>Returns "hi-entry" value.</returns>
public override string ToStringValue()
{
/*
hi-entry = hi-targeted-to-uri *( SEMI hi-param )
hi-targeted-to-uri= name-addr
hi-param = hi-index / hi-extension
hi-index = "index" EQUAL 1*DIGIT *(DOT 1*DIGIT)
hi-extension = generic-param
*/
StringBuilder retVal = new StringBuilder();
// name-addr
retVal.Append(m_pAddress.ToStringValue());
// Add parameters
retVal.Append(ParametersToString());
return retVal.ToString();
}
#endregion
#region Properties Implementation
/// <summary>
/// Gets or sets address.
/// </summary>
/// <exception cref="ArgumentNullException">Is raised when null value is passed.</exception>
public SIP_t_NameAddress Address
{
get{ return m_pAddress; }
set{
if(m_pAddress == null){
throw new ArgumentNullException("m_pAddress");
}
m_pAddress = value;
}
}
/// <summary>
/// Gets or sets 'index' parameter value. Value -1 means not specified.
/// </summary>
public double Index
{
get{
SIP_Parameter parameter = this.Parameters["index"];
if(parameter != null){
return Convert.ToInt32(parameter.Value);
}
else{
return -1;
}
}
set{
if(value == -1){
this.Parameters.Remove("index");
}
else{
this.Parameters.Set("index",value.ToString());
}
}
}
#endregion
}
}
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