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/*
* Conditions Of Use
*
* This software was developed by employees of the National Institute of
* Standards and Technology (NIST), an agency of the Federal Government.
* Pursuant to title 15 Untied States Code Section 105, works of NIST
* employees are not subject to copyright protection in the United States
* and are considered to be in the public domain. As a result, a formal
* license is not needed to use the software.
*
* This software is provided by NIST as a service and is expressly
* provided "AS IS." NIST MAKES NO WARRANTY OF ANY KIND, EXPRESS, IMPLIED
* OR STATUTORY, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTY OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, NON-INFRINGEMENT
* AND DATA ACCURACY. NIST does not warrant or make any representations
* regarding the use of the software or the results thereof, including but
* not limited to the correctness, accuracy, reliability or usefulness of
* the software.
*
* Permission to use this software is contingent upon your acceptance
* of the terms of this agreement
*
* .
*
*/
/*******************************************************************************
* Product of NIST/ITL Advanced Networking Technologies Division (ANTD) *
*******************************************************************************/
package gov.nist.javax.sip.message;
import gov.nist.javax.sip.header.Accept;
import gov.nist.javax.sip.header.AcceptEncoding;
import gov.nist.javax.sip.header.AcceptEncodingList;
import gov.nist.javax.sip.header.AcceptLanguage;
import gov.nist.javax.sip.header.AcceptLanguageList;
import gov.nist.javax.sip.header.AcceptList;
import gov.nist.javax.sip.header.AlertInfo;
import gov.nist.javax.sip.header.AlertInfoList;
import gov.nist.javax.sip.header.Allow;
import gov.nist.javax.sip.header.AllowEvents;
import gov.nist.javax.sip.header.AllowEventsList;
import gov.nist.javax.sip.header.AllowList;
import gov.nist.javax.sip.header.Authorization;
import gov.nist.javax.sip.header.AuthorizationList;
import gov.nist.javax.sip.header.CallInfo;
import gov.nist.javax.sip.header.CallInfoList;
import gov.nist.javax.sip.header.Contact;
import gov.nist.javax.sip.header.ContactList;
import gov.nist.javax.sip.header.ContentEncoding;
import gov.nist.javax.sip.header.ContentEncodingList;
import gov.nist.javax.sip.header.ContentLanguage;
import gov.nist.javax.sip.header.ContentLanguageList;
import gov.nist.javax.sip.header.ErrorInfo;
import gov.nist.javax.sip.header.ErrorInfoList;
import gov.nist.javax.sip.header.ExtensionHeaderImpl;
import gov.nist.javax.sip.header.ExtensionHeaderList;
import gov.nist.javax.sip.header.InReplyTo;
import gov.nist.javax.sip.header.InReplyToList;
import gov.nist.javax.sip.header.ProxyAuthenticate;
import gov.nist.javax.sip.header.ProxyAuthenticateList;
import gov.nist.javax.sip.header.ProxyAuthorization;
import gov.nist.javax.sip.header.ProxyAuthorizationList;
import gov.nist.javax.sip.header.ProxyRequire;
import gov.nist.javax.sip.header.ProxyRequireList;
import gov.nist.javax.sip.header.Reason;
import gov.nist.javax.sip.header.ReasonList;
import gov.nist.javax.sip.header.RecordRoute;
import gov.nist.javax.sip.header.RecordRouteList;
import gov.nist.javax.sip.header.Require;
import gov.nist.javax.sip.header.RequireList;
import gov.nist.javax.sip.header.Route;
import gov.nist.javax.sip.header.RouteList;
import gov.nist.javax.sip.header.SIPHeader;
import gov.nist.javax.sip.header.SIPHeaderList;
import gov.nist.javax.sip.header.Supported;
import gov.nist.javax.sip.header.SupportedList;
import gov.nist.javax.sip.header.Unsupported;
import gov.nist.javax.sip.header.UnsupportedList;
import gov.nist.javax.sip.header.Via;
import gov.nist.javax.sip.header.ViaList;
import gov.nist.javax.sip.header.WWWAuthenticate;
import gov.nist.javax.sip.header.WWWAuthenticateList;
import gov.nist.javax.sip.header.Warning;
import gov.nist.javax.sip.header.WarningList;
import gov.nist.javax.sip.header.ims.PAssertedIdentity;
import gov.nist.javax.sip.header.ims.PAssertedIdentityList;
import gov.nist.javax.sip.header.ims.PAssociatedURI;
import gov.nist.javax.sip.header.ims.PAssociatedURIList;
import gov.nist.javax.sip.header.ims.PMediaAuthorization;
import gov.nist.javax.sip.header.ims.PMediaAuthorizationList;
import gov.nist.javax.sip.header.ims.PVisitedNetworkID;
import gov.nist.javax.sip.header.ims.PVisitedNetworkIDList;
import gov.nist.javax.sip.header.ims.Path;
import gov.nist.javax.sip.header.ims.PathList;
import gov.nist.javax.sip.header.ims.Privacy;
import gov.nist.javax.sip.header.ims.PrivacyList;
import gov.nist.javax.sip.header.ims.SecurityClient;
import gov.nist.javax.sip.header.ims.SecurityClientList;
import gov.nist.javax.sip.header.ims.SecurityServer;
import gov.nist.javax.sip.header.ims.SecurityServerList;
import gov.nist.javax.sip.header.ims.SecurityVerify;
import gov.nist.javax.sip.header.ims.SecurityVerifyList;
import gov.nist.javax.sip.header.ims.ServiceRoute;
import gov.nist.javax.sip.header.ims.ServiceRouteList;
import java.util.HashMap;
import java.util.Map;
/**
* A map of which of the standard headers may appear as a list
*
* @version 1.2 $Revision: 1.16 $ $Date: 2010-05-06 14:08:04 $
* @since 1.1
*/
public class ListMap {
// A table that indicates whether a header has a list representation or
// not (to catch adding of the non-list form when a list exists.)
// Entries in this table allow you to look up the list form of a header
// (provided it has a list form). Note that under JAVA-5 we have
// typed collections which would render such a list obsolete. However,
// we are not using java 5.
private static Map,Class> headerListTable;
private static boolean initialized;
static {
initializeListMap();
}
static private void initializeListMap() {
/*
* Build a table mapping between objects that have a list form and the
* class of such objects.
*/
// jeand : using concurrent data structure to avoid excessive blocking
headerListTable = new HashMap, Class>(34);
headerListTable.put(ExtensionHeaderImpl.class, ExtensionHeaderList.class);
headerListTable.put(Contact.class, ContactList.class);
headerListTable.put(ContentEncoding.class, ContentEncodingList.class);
headerListTable.put(Via.class, ViaList.class);
headerListTable.put(WWWAuthenticate.class, WWWAuthenticateList.class);
headerListTable.put(Accept.class, AcceptList.class);
headerListTable.put(AcceptEncoding.class, AcceptEncodingList.class);
headerListTable.put(AcceptLanguage.class, AcceptLanguageList.class);
headerListTable.put(ProxyRequire.class, ProxyRequireList.class);
headerListTable.put(Route.class, RouteList.class);
headerListTable.put(Require.class, RequireList.class);
headerListTable.put(Warning.class, WarningList.class);
headerListTable.put(Unsupported.class, UnsupportedList.class);
headerListTable.put(AlertInfo.class, AlertInfoList.class);
headerListTable.put(CallInfo.class, CallInfoList.class);
headerListTable.put(ProxyAuthenticate.class,ProxyAuthenticateList.class);
headerListTable.put(ProxyAuthorization.class, ProxyAuthorizationList.class);
headerListTable.put(Authorization.class, AuthorizationList.class);
headerListTable.put(Allow.class, AllowList.class);
// http://java.net/jira/browse/JSIP-410
headerListTable.put(AllowEvents.class, AllowEventsList.class);
headerListTable.put(RecordRoute.class, RecordRouteList.class);
headerListTable.put(ContentLanguage.class, ContentLanguageList.class);
headerListTable.put(ErrorInfo.class, ErrorInfoList.class);
headerListTable.put(Supported.class, SupportedList.class);
headerListTable.put(InReplyTo.class,InReplyToList.class);
// IMS headers.
headerListTable.put(PAssociatedURI.class, PAssociatedURIList.class);
headerListTable.put(PMediaAuthorization.class, PMediaAuthorizationList.class);
headerListTable.put(Path.class, PathList.class);
headerListTable.put(Privacy.class,PrivacyList.class);
headerListTable.put(ServiceRoute.class, ServiceRouteList.class);
headerListTable.put(PVisitedNetworkID.class, PVisitedNetworkIDList.class);
headerListTable.put(SecurityClient.class, SecurityClientList.class);
headerListTable.put(SecurityServer.class, SecurityServerList.class);
headerListTable.put(SecurityVerify.class, SecurityVerifyList.class);
headerListTable.put(PAssertedIdentity.class, PAssertedIdentityList.class);
// https://java.net/jira/browse/JSIP-460
headerListTable.put(Reason.class, ReasonList.class);
initialized = true;
}
/**
* return true if this has an associated list object.
*/
static public boolean hasList(SIPHeader sipHeader) {
if (sipHeader instanceof SIPHeaderList)
return false;
else {
Class headerClass = sipHeader.getClass();
return headerListTable.get(headerClass) != null;
}
}
/**
* Return true if this has an associated list object.
*/
static public boolean hasList(Class sipHdrClass) {
if (!initialized)
initializeListMap();
return headerListTable.get(sipHdrClass) != null;
}
/**
* Mark a listable Header
*/
static public void addListHeader(Class sipHeaderClass,
Class> sipHeaderListClass)
{
headerListTable.put(sipHeaderClass, sipHeaderListClass);
}
/**
* Get the associated list class.
*/
static public Class getListClass(Class sipHdrClass) {
if (!initialized)
initializeListMap();
return (Class) headerListTable.get(sipHdrClass);
}
/**
* Return a list object for this header if it has an associated list object.
*/
@SuppressWarnings("unchecked")
static public SIPHeaderList getList(SIPHeader sipHeader) {
if (!initialized)
initializeListMap();
try {
Class headerClass = sipHeader.getClass();
Class listClass = headerListTable.get(headerClass);
SIPHeaderList shl = (SIPHeaderList) listClass.newInstance();
shl.setHeaderName(sipHeader.getName());
return shl;
} catch (InstantiationException ex) {
ex.printStackTrace();
} catch (IllegalAccessException ex) {
ex.printStackTrace();
}
return null;
}
}
