org.restcomm.protocols.ss7.map.api.MAPApplicationContext Maven / Gradle / Ivy
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* Copyright 2011, Red Hat, Inc. and individual contributors
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.restcomm.protocols.ss7.map.api;
import java.io.Serializable;
import java.util.Arrays;
import javolution.util.FastMap;
/**
*
* @author amit bhayani
* @author sergey vetyutnev
*
*/
public class MAPApplicationContext implements Serializable {
private static long[] oidTemplate = new long[] { 0, 4, 0, 0, 1, 0, 0, 0 };
private static FastMap> appContextCache = new FastMap>()
.shared();
private MAPApplicationContextName contextName;
private MAPApplicationContextVersion contextVersion;
// Same as oidTemplate
private long[] res = new long[] { 0, 4, 0, 0, 1, 0, 0, 0 };
private MAPApplicationContext(MAPApplicationContextName contextName, MAPApplicationContextVersion contextVersion) {
this.contextName = contextName;
this.contextVersion = contextVersion;
this.res[6] = this.contextName.getApplicationContextCode();
this.res[7] = this.contextVersion.getVersion();
}
public long[] getOID() {
return res;
}
public MAPApplicationContextName getApplicationContextName() {
return this.contextName;
}
public MAPApplicationContextVersion getApplicationContextVersion() {
return this.contextVersion;
}
private static MAPApplicationContext getMAPApplicationContext(MAPApplicationContextName contextName,
MAPApplicationContextVersion contextVersion) {
FastMap verCache = appContextCache.get(contextName);
if (verCache == null) {
verCache = new FastMap();
appContextCache.put(contextName, verCache);
}
MAPApplicationContext mapApplicationContext = verCache.get(contextVersion);
if (mapApplicationContext == null) {
mapApplicationContext = new MAPApplicationContext(contextName, contextVersion);
verCache.put(contextVersion, mapApplicationContext);
}
return mapApplicationContext;
}
public static MAPApplicationContext getInstance(MAPApplicationContextName contextName,
MAPApplicationContextVersion contextVersion) {
if (MAPApplicationContext.availableApplicationContextVersion(contextName, contextVersion.getVersion()))
return getMAPApplicationContext(contextName, contextVersion);
else
return null;
}
public static MAPApplicationContext getInstance(long[] oid) {
if (oid == null || oid.length != oidTemplate.length)
return null;
for (int i1 = 0; i1 < oidTemplate.length - 2; i1++) {
if (oid[i1] != oidTemplate[i1])
return null;
}
MAPApplicationContextName contextName = MAPApplicationContextName.getInstance(oid[6]);
MAPApplicationContextVersion contextVersion = MAPApplicationContextVersion.getInstance(oid[7]);
if (contextName == null || contextVersion == null)
return null;
if (!MAPApplicationContext.availableApplicationContextVersion(contextName, (int) oid[7]))
return null;
return getMAPApplicationContext(contextName, contextVersion);
}
/**
* Return if the contextVersion is available for the contextName
*
* @param contextName
* @param version
* @return
*/
public static boolean availableApplicationContextVersion(MAPApplicationContextName contextName, int contextVersion) {
switch (contextName) {
// -- Mobility Services
// --- Location management services
case networkLocUpContext:
case locationCancellationContext:
case gprsLocationUpdateContext:
if (contextVersion >= 1 && contextVersion <= 3)
return true;
else
return false;
case interVlrInfoRetrievalContext:
case msPurgingContext:
if (contextVersion >= 2 && contextVersion <= 3)
return true;
else
return false;
case mmEventReportingContext:
if (contextVersion == 3)
return true;
else
return false;
// --- Handover services
case handoverControlContext:
if (contextVersion >= 1 && contextVersion <= 3)
return true;
else
return false;
// --- Authentication management services
case infoRetrievalContext:
if (contextVersion >= 1 && contextVersion <= 3)
return true;
else
return false;
case authenticationFailureReportContext:
if (contextVersion == 3)
return true;
else
return false;
// --- IMEI management services
case equipmentMngtContext:
if (contextVersion >= 1 && contextVersion <= 3)
return true;
else
return false;
// --- Subscriber management services
case subscriberDataMngtContext:
if (contextVersion >= 1 && contextVersion <= 3)
return true;
else
return false;
// --- Fault recovery services
case resetContext:
if (contextVersion >= 1 && contextVersion <= 2)
return true;
else
return false;
// --- Subscriber Information services
case anyTimeEnquiryContext:
case subscriberInfoEnquiryContext:
case anyTimeInfoHandlingContext:
case subscriberDataModificationNotificationContext:
if (contextVersion == 3)
return true;
else
return false;
// -- oam
case tracingContext:
if (contextVersion >= 1 && contextVersion <= 3)
return true;
else
return false;
case imsiRetrievalContext:
if (contextVersion == 2)
return true;
else
return false;
// -- Call Handling Services
case locationInfoRetrievalContext:
case roamingNumberEnquiryContext:
if (contextVersion >= 1 && contextVersion <= 3)
return true;
else
return false;
case callControlTransferContext:
if (contextVersion >= 3 && contextVersion <= 4)
return true;
else
return false;
case groupCallControlContext:
case groupCallInfoRetrievalContext:
case reportingContext:
case istAlertingContext:
case ServiceTerminationContext:
case resourceManagementContext:
if (contextVersion == 3)
return true;
else
return false;
// -- Supplementary services
case networkFunctionalSsContext:
if (contextVersion >= 1 && contextVersion <= 2)
return true;
else
return false;
case networkUnstructuredSsContext:
if (contextVersion == 2)
return true;
else
return false;
case ssInvocationNotificationContext:
case callCompletionContext:
if (contextVersion == 3)
return true;
else
return false;
// -- short message service
case shortMsgGatewayContext:
case shortMsgMORelayContext:
case shortMsgMTRelayContext:
case mwdMngtContext:
if (contextVersion >= 1 && contextVersion <= 3)
return true;
else
return false;
case shortMsgMTVgcsRelayContext:
if (contextVersion == 3)
return true;
else
return false;
case shortMsgAlertContext:
if (contextVersion >= 1 && contextVersion <= 2)
return true;
else
return false;
// -- Network-Requested PDP Context Activation services
case gprsLocationInfoRetrievalContext:
if (contextVersion >= 3 && contextVersion <= 4)
return true;
else
return false;
case failureReportContext:
case gprsNotifyContext:
if (contextVersion == 3)
return true;
else
return false;
// -- Location Service (lms)
case locationSvcEnquiryContext:
case locationSvcGatewayContext:
if (contextVersion == 3)
return true;
else
return false;
}
return false;
}
/**
* Get ApplicationContext version. If oid is bad 0 will be received
*
* @param oid
* @return
*/
public static int getProtocolVersion(long[] oid) {
if (oid == null || oid.length != 8)
return 0;
else
return (int) oid[7];
}
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + ((contextName == null) ? 0 : contextName.hashCode());
result = prime * result + ((contextVersion == null) ? 0 : contextVersion.hashCode());
result = prime * result + Arrays.hashCode(res);
return result;
}
@Override
public boolean equals(Object obj) {
if (this == obj)
return true;
if (obj == null)
return false;
if (getClass() != obj.getClass())
return false;
MAPApplicationContext other = (MAPApplicationContext) obj;
if (contextName != other.contextName)
return false;
if (contextVersion != other.contextVersion)
return false;
if (!Arrays.equals(res, other.res))
return false;
return true;
}
@Override
public String toString() {
StringBuffer s = new StringBuffer();
s.append("MAPApplicationContext [Name=");
s.append(this.contextName.toString());
s.append(", Version=");
s.append(this.contextVersion.toString());
s.append(", Oid=");
for (long l : this.getOID()) {
s.append(l).append(", ");
}
s.append("]");
return s.toString();
}
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