Package com.caucho.ejb.cfg

Source Code of com.caucho.ejb.cfg.ConcurrentMethod

/*
* Copyright (c) 1998-2011 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 SoftwareFoundation, Inc.
*   59 Temple Place, Suite 330
*   Boston, MA 02111-1307  USA
*
* @author Rodrigo Westrupp
*/

package com.caucho.ejb.cfg;

import java.lang.reflect.Method;

import javax.annotation.PostConstruct;
import javax.ejb.AccessTimeout;
import javax.ejb.LockType;
import javax.enterprise.inject.spi.AnnotatedMethod;

import com.caucho.config.ConfigException;
import com.caucho.config.gen.BeanGenerator;
import com.caucho.config.reflect.AnnotatedMethodImpl;
import com.caucho.util.L10N;

/**
* Configuration for remove-method.
*/
public class ConcurrentMethod<X> extends EjbMethodPattern<X> {
  private static final L10N L = new L10N(ConcurrentMethod.class);
  private BeanMethod _beanMethod;
  private AccessTimeoutLiteral _accessTimeout;
  private LockType _lock;

  public ConcurrentMethod()
  {
  }

  public void setMethod(BeanMethod beanMethod)
  {
    _beanMethod = beanMethod;
  }
 
  public void setAccessTimeout(EjbTimeout timeout)
  {
    _accessTimeout = new AccessTimeoutLiteral(timeout.getTimeoutValue());
  }
 
  public void setLock(String lock)
  {
    if ("Read".equals(lock))
      _lock = LockType.READ;
    else if ("Write".equals(lock))
      _lock = LockType.WRITE;
    else
      throw new ConfigException(L.l("'{0}' is an unknown lock type", lock));
  }

  @PostConstruct
  public void init()
  {
    setSignature(_beanMethod.getSignature());
  }
 
  @Override
  public boolean isMatch(AnnotatedMethod<?> method)
  {
    return _beanMethod.isMatch(method);
  }

  /**
   * Configures the bean with the override values
   */
  @Override
  public void configure(AnnotatedMethod<?> method)
  {
    if (isMatch(method)) {
      AnnotatedMethodImpl<?> methodImpl = (AnnotatedMethodImpl<?>) method;
     
      if (_accessTimeout != null) {
        methodImpl.addAnnotation(_accessTimeout);
      }
     
      if (_lock != null)
        methodImpl.addAnnotation(new LockLiteral(_lock));
    }
  }
}
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