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/*
* Copyright (c) 1998-2012 Caucho Technology -- all rights reserved
*
* This file is part of Resin(R) Open Source
*
* Each copy or derived work must preserve the copyright notice and this
* notice unmodified.
*
* Resin Open Source is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* Resin Open Source 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, or any warranty
* of NON-INFRINGEMENT. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License
* along with Resin Open Source; if not, write to the
*
* Free Software Foundation, Inc.
* 59 Temple Place, Suite 330
* Boston, MA 02111-1307 USA
*
* @author Scott Ferguson
*/
package com.caucho.quercus.env;
import com.caucho.quercus.QuercusRuntimeException;
import java.util.logging.Level;
import java.util.logging.Logger;
/**
* Represents a PHP session callback.
*/
public class SessionCallback extends Value {
private static final Logger log
= Logger.getLogger(SessionCallback.class.getName());
private Callable _open;
private Callable _close;
private Callable _read;
private Callable _write;
private Callable _destroy;
private Callable _gc;
public SessionCallback(Callable open,
Callable close,
Callable read,
Callable write,
Callable destroy,
Callable gc)
{
_open = open;
_close = close;
_read = read;
_write = write;
_destroy = destroy;
_gc = gc;
if (open == null)
throw new NullPointerException("open cannot be null");
}
public void open(Env env, String savePath, String sessionName)
{
_open.call(env, env.createString(savePath), env.createString(sessionName));
}
public StringValue read(Env env, String id)
{
try {
Value value = _read.call(env, env.createString(id));
if (value instanceof StringValue)
return (StringValue) value;
else
return null;
} catch (RuntimeException e) {
throw e;
} catch (Throwable e) {
throw new QuercusRuntimeException(e);
}
}
public void write(Env env, String id, String value)
{
try {
_write.call(env, env.createString(id), env.createString(value));
} catch (RuntimeException e) {
throw e;
} catch (Throwable e) {
log.log(Level.FINE, e.toString(), e);
}
}
public void destroy(Env env, String id)
{
try {
_destroy.call(env, env.createString(id));
} catch (RuntimeException e) {
throw e;
} catch (Throwable e) {
log.log(Level.FINE, e.toString(), e);
}
}
public void close(Env env)
{
try {
_close.call(env);
} catch (RuntimeException e) {
throw e;
} catch (Throwable e) {
log.log(Level.FINE, e.toString(), e);
}
}
@Override
public String toString()
{
return getClass().getSimpleName() + "[" + _open + ","
+ _close + ","
+ _read + ","
+ _write + ","
+ _destroy + ","
+ _gc + "]";
}
}