org.apache.catalina.authenticator.SingleSignOnSessionKey Maven / Gradle / Ivy
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.catalina.authenticator;
import java.io.Serializable;
import org.apache.catalina.Context;
import org.apache.catalina.Session;
/**
* Key used by SSO to identify a session. This key is used rather than the
* actual session to facilitate the replication of the SSO information
* across a cluster where replicating the entire session would generate
* significant, unnecessary overhead.
*
*/
public class SingleSignOnSessionKey implements Serializable {
private static final long serialVersionUID = 1L;
private final String sessionId;
private final String contextName;
private final String hostName;
public SingleSignOnSessionKey(Session session) {
this.sessionId = session.getId();
Context context = (Context) session.getManager().getContainer();
this.contextName = context.getName();
this.hostName = context.getParent().getName();
}
public String getSessionId() {
return sessionId;
}
public String getContextName() {
return contextName;
}
public String getHostName() {
return hostName;
}
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result +
((sessionId == null) ? 0 : sessionId.hashCode());
result = prime * result +
((contextName == null) ? 0 : contextName.hashCode());
result = prime * result +
((hostName == null) ? 0 : hostName.hashCode());
return result;
}
@Override
public boolean equals(Object obj) {
if (this == obj) {
return true;
}
if (obj == null) {
return false;
}
if (getClass() != obj.getClass()) {
return false;
}
SingleSignOnSessionKey other = (SingleSignOnSessionKey) obj;
if (sessionId == null) {
if (other.sessionId != null) {
return false;
}
} else if (!sessionId.equals(other.sessionId)) {
return false;
}
if (contextName == null) {
if (other.contextName != null) {
return false;
}
} else if (!contextName.equals(other.contextName)) {
return false;
}
if (hostName == null) {
if (other.hostName != null) {
return false;
}
} else if (!hostName.equals(other.hostName)) {
return false;
}
return true;
}
@Override
public String toString() {
// Session ID is 32. Standard text is 36. Host could easily be 20+.
// Context could be anything from 0 upwards. 128 seems like a reasonable
// size to accommodate most cases without being too big.
StringBuilder sb = new StringBuilder(128);
sb.append("Host: [");
sb.append(hostName);
sb.append("], Context: [");
sb.append(contextName);
sb.append("], SessionID: [");
sb.append(sessionId);
sb.append("]");
return sb.toString();
}
}