org.apache.struts2.tiles.StrutsPreparerFactory Maven / Gradle / Ivy
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* 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.struts2.tiles;
import com.opensymphony.xwork2.ActionContext;
import com.opensymphony.xwork2.ObjectFactory;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.apache.logging.log4j.message.ParameterizedMessage;
import org.apache.tiles.preparer.ViewPreparer;
import org.apache.tiles.preparer.factory.BasicPreparerFactory;
/**
* This is a basic ViewPreparer factory that uses {@link ObjectFactory} to create the ViewPreparer
*/
public class StrutsPreparerFactory extends BasicPreparerFactory {
private static final Logger LOG = LogManager.getLogger(StrutsPreparerFactory.class);
@Override
protected ViewPreparer createPreparer(String name) {
ActionContext actionContext = ActionContext.getContext();
if (actionContext == null) {
LOG.warn("Action context not initialised, request has omitted an action? Fallback to super.createPreparer!");
return super.createPreparer(name);
}
try {
ObjectFactory factory = actionContext.getContainer().getInstance(ObjectFactory.class);
return (ViewPreparer) factory.buildBean(name, ActionContext.getContext().getContextMap());
} catch (Exception e) {
LOG.error(new ParameterizedMessage("Cannot create a ViewPreparer [{}], fallback to super.createPreparer!", name), e);
return super.createPreparer(name);
}
}
}