Struts example source code file (ConfigurationHelper.java)

This example Struts source code file (ConfigurationHelper.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Struts tags/keywords

actionconfig, actionconfig, inject, io, ioexception, list, map, map, meta-inf/maven, net, network, properties, properties, resolverutil, set, set, string, util

The Struts ConfigurationHelper.java source code

/*
 * $Id: ConfigurationHelper.java 651946 2008-04-27 13:41:38Z apetrelli $
 *
 * 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.config_browser;

import java.io.IOException;
import java.net.URL;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Properties;
import java.util.Set;

import org.apache.struts2.dispatcher.Dispatcher;
import org.apache.struts2.util.ClassLoaderUtils;

import com.opensymphony.xwork2.config.Configuration;
import com.opensymphony.xwork2.config.entities.ActionConfig;
import com.opensymphony.xwork2.inject.Inject;
import com.opensymphony.xwork2.util.ClassLoaderUtil;
import com.opensymphony.xwork2.util.ResolverUtil;

/**
 * ConfigurationHelper
 */
public class ConfigurationHelper {
    
    private Configuration configuration;

    @Inject
    public void setConfiguration(Configuration config) {
        this.configuration = config;
    }
    
    public Set getNamespaces() {
        Set namespaces = Collections.EMPTY_SET;
        Map allActionConfigs = configuration.getRuntimeConfiguration().getActionConfigs();
        if (allActionConfigs != null) {
            namespaces = allActionConfigs.keySet();
        }
        return namespaces;
    }

    public Set getActionNames(String namespace) {
        Set actionNames = Collections.EMPTY_SET;
        Map allActionConfigs = configuration.getRuntimeConfiguration().getActionConfigs();
        if (allActionConfigs != null) {
            Map actionMappings = (Map) allActionConfigs.get(namespace);
            if (actionMappings != null) {
                actionNames = actionMappings.keySet();
            }
        }
        return actionNames;
    }

    public ActionConfig getActionConfig(String namespace, String actionName) {
        ActionConfig config = null;
        Map allActionConfigs = configuration.getRuntimeConfiguration().getActionConfigs();
        if (allActionConfigs != null) {
            Map actionMappings = (Map) allActionConfigs.get(namespace);
            if (actionMappings != null) {
                config = (ActionConfig) actionMappings.get(actionName);
            }
        }
        return config;
    }
    
    public List<Properties> getJarProperties() throws IOException {
        ResolverUtil resolver = new ResolverUtil();
        List<Properties> poms = new ArrayList();
        resolver.findNamedResource("pom.properties", "META-INF/maven");
        Set<URL> urls = resolver.getResources();
        for (URL url : urls) {
            Properties p = new Properties();
            p.load(url.openStream());
            poms.add(p);
        }
        return poms;
    }
}