/*
* Copyright 2006 GigaSpaces, Inc.
*
* Licensed 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.springmodules.cache.config.gigaspaces;

import org.w3c.dom.Element;
import org.springframework.util.StringUtils;
import org.springmodules.cache.CachingModel;
import org.springmodules.cache.FlushingModel;
import org.springmodules.cache.config.AbstractCacheModelParser;
import org.springmodules.cache.config.CacheModelParser;
import org.springmodules.cache.provider.gigaspaces.GigaSpacesCachingModel;
import org.springmodules.cache.provider.gigaspaces.GigaSpacesFlushingModel;

/**
 * <p>
 * Creates instances of <code>{@link GigaSpacesCachingModel}</code> and
 * <code>{@link GigaSpacesFlushingModel}</code> from a given XML element.
 * </p>
 *
 * @author Lior Ben Yizhak
 */
public final class GigaSpacesModelParser extends AbstractCacheModelParser {

  /**
   * Creates a <code>{@link GigaSpacesCachingModel}</code> from the given XML
   * element.
   *
   * @param element
   *          the XML element to parse
   * @return the created caching model
   *
   * @see CacheModelParser#parseCachingModel(Element)
   */
  public CachingModel parseCachingModel(Element element) {
	  String cacheName = element.getAttribute("cacheName");
	  GigaSpacesCachingModel model = new GigaSpacesCachingModel(cacheName);
	  String timeToLiveAttr = element.getAttribute("timeToLive");
	  String waitForResponseAttr = element.getAttribute("waitForResponse");
	  if (StringUtils.hasText(timeToLiveAttr)) {
		  try {
			  long timeToLive = Long.parseLong(timeToLiveAttr);
			  model.setTimeToLive(timeToLive);
		  }
		  catch (NumberFormatException exception) {
			  // ignore exception
		  }
	  }
	  if (StringUtils.hasText(waitForResponseAttr)) {
		  try {
			  long waitForResponse = Long.parseLong(waitForResponseAttr);
			  model.setWaitForResponse(waitForResponse);
		  }
		  catch (NumberFormatException exception) {
			  // ignore exception
		  }
	  }
	  return model;
  }

  /**
   * Creates a <code>{@link GigaSpacesFlushingModel}</code> from the given XML
   * element.
   *
   * @param element
   *          the XML element to parse
   * @param flushBeforeMethodExecution
   *          indicates if the cache should be flushed before or after the
   *          execution of the intercepted method
   * @return the created flushing model
   *
   * @see AbstractCacheModelParser#doParseFlushingModel(Element, boolean)
   */
  protected FlushingModel doParseFlushingModel(Element element,
      boolean flushBeforeMethodExecution) {
    String csvCacheNames = element.getAttribute("cacheNames");
    GigaSpacesFlushingModel model = new GigaSpacesFlushingModel(csvCacheNames);
    model.setFlushBeforeMethodExecution(flushBeforeMethodExecution);
    return model;
  }
}