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This module contains the Metro runtime code.
/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 1997-2010 Oracle and/or its affiliates. All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can
* obtain a copy of the License at
* https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
* or packager/legal/LICENSE.txt. See the License for the specific
* language governing permissions and limitations under the License.
*
* When distributing the software, include this License Header Notice in each
* file and include the License file at packager/legal/LICENSE.txt.
*
* GPL Classpath Exception:
* Oracle designates this particular file as subject to the "Classpath"
* exception as provided by Oracle in the GPL Version 2 section of the License
* file that accompanied this code.
*
* Modifications:
* If applicable, add the following below the License Header, with the fields
* enclosed by brackets [] replaced by your own identifying information:
* "Portions Copyright [year] [name of copyright owner]"
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* If you wish your version of this file to be governed by only the CDDL or
* only the GPL Version 2, indicate your decision by adding "[Contributor]
* elects to include this software in this distribution under the [CDDL or GPL
* Version 2] license." If you don't indicate a single choice of license, a
* recipient has the option to distribute your version of this file under
* either the CDDL, the GPL Version 2 or to extend the choice of license to
* its licensees as provided above. However, if you add GPL Version 2 code
* and therefore, elected the GPL Version 2 license, then the option applies
* only if the new code is made subject to such option by the copyright
* holder.
*/
package org.glassfish.ha.store.util;
import org.glassfish.ha.store.annotations.Attribute;
import org.glassfish.ha.store.api.Storeable;
import java.io.*;
public class SimpleMetadata implements Storeable {
private long version = -1;
private long lastAccessTime;
private long maxInactiveInterval;
private byte[] state;
private static final String[] attributeNames = new String[] {"state"};
private static final boolean[] dirtyStatus = new boolean[] {true};
//Default No arg constructor required for BackingStore
public SimpleMetadata() {
}
/**
* Construct a SimpleMetadata object
*
* @param version The version of the data. A freshly created state has a version == 0
* @param lastAccesstime the last access time of the state. This must be used in
* conjunction with getMaxInactiveInterval to determine if the
* state is idle enough to be removed.
* @param maxInactiveInterval the maximum time that this state can be idle in the store
* before it can be removed.
*/
public SimpleMetadata(long version, long lastAccesstime,
long maxInactiveInterval, byte[] state)
{
this.version = version;
this.lastAccessTime = lastAccesstime;
this.maxInactiveInterval = maxInactiveInterval;
this.state = state;
}
/**
* Get the verion of the state. A freshly created state has a version == 0
*
* @return the version.
*/
public long getVersion() {
return version;
}
public void setVersion(long version) {
this.version = version;
}
/**
* Get the last access time of the state. This must be used in conjunction
* with getMaxInactiveInterval to determine if the state is idle enough to
* be removed.
*
* @return The time when the state was accessed last
*/
public long getLastAccessTime() {
return lastAccessTime;
}
public void setLastAccessTime(long lastAccessTime) {
this.lastAccessTime = lastAccessTime;
}
/**
* Get the maximum time that this state can be idle in the store before it
* can be removed.
*
* @return the maximum idle time. If zero or negative, then the component
* has no idle timeout limit
*/
public long getMaxInactiveInterval() {
return this.maxInactiveInterval;
}
public void setMaxInactiveInterval(long maxInactiveInterval) {
this.maxInactiveInterval = maxInactiveInterval;
}
public byte[] getState() {
return this.state;
}
@Attribute("state")
public void setState(byte[] state) {
this.state = state;
}
@Override
public String toString() {
StringBuilder sb = new StringBuilder("SimpleMetadata->state");
if (state != null) {
for (byte b : state) {
sb.append(b + "_");
}
} else {
sb.append("null");
}
return "SimpleMetadata{" +
"version=" + version +
", lastAccessTime=" + lastAccessTime +
", maxInactiveInterval=" + maxInactiveInterval +
", state.length=" + (state == null ? 0 : state.length) +
", state=" + sb.toString() +
'}';
}
public long _storeable_getVersion() {
return this.version;
}
public void _storeable_setVersion(long val) {
this.version = val;
}
public long _storeable_getLastAccessTime() {
return this.lastAccessTime;
}
public void _storeable_setLastAccessTime(long val) {
this.lastAccessTime = val;
}
public long _storeable_getMaxIdleTime() {
return this.maxInactiveInterval;
}
public void _storeable_setMaxIdleTime(long val) {
this.maxInactiveInterval = val;
}
public String[] _storeable_getAttributeNames() {
return attributeNames;
}
public boolean[] _storeable_getDirtyStatus() {
return dirtyStatus;
}
public void _storeable_writeState(OutputStream os) throws IOException {
ObjectOutputStream oos = new ObjectOutputStream(os);
try {
oos.writeInt(state.length);
oos.write(state);
} finally {
try {
oos.close();
} catch (Exception ex) {
}
}
}
public void _storeable_readState(InputStream is) throws IOException {
ObjectInputStream ois = new ObjectInputStream(is);
try {
int len = ois.readInt();
state = new byte[len];
ois.readFully(state);
} finally {
try {
ois.close();
} catch (Exception ex) {
}
}
}
}