Struts example source code file (WrapperModuleConfig.java)

This example Struts source code file (WrapperModuleConfig.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, exceptionconfig, forwardconfig, hashmap, iterator, map, not, not, nyi, nyi, string, string, unsupportedoperationexception, unsupportedoperationexception, util

The Struts WrapperModuleConfig.java source code

/*
 * $Id: WrapperModuleConfig.java 667778 2008-06-14 12:14:42Z hermanns $
 *
 * 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.s1;

import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;

import org.apache.struts.config.ActionConfig;
import org.apache.struts.config.ControllerConfig;
import org.apache.struts.config.ExceptionConfig;
import org.apache.struts.config.FormBeanConfig;
import org.apache.struts.config.ForwardConfig;
import org.apache.struts.config.MessageResourcesConfig;
import org.apache.struts.config.ModuleConfig;
import org.apache.struts.config.PlugInConfig;

import com.opensymphony.xwork2.config.entities.ExceptionMappingConfig;
import com.opensymphony.xwork2.config.entities.PackageConfig;
import com.opensymphony.xwork2.config.entities.ResultConfig;

/**
 * Wrapper for a Struts 1.x ModuleConfig based on an XWork PackageConfig.  Using a wrapper object
 * allows us to be explicit about what is and isn't implemented.
 */
class WrapperModuleConfig implements ModuleConfig {

    private Struts1Factory strutsFactory;
    private PackageConfig delegate;
    private Map _actionMappings;
    private Map _exceptionConfigs;
    private Map _actionForwards;

    public WrapperModuleConfig(Struts1Factory factory, PackageConfig config) {
        delegate = config;
        this.strutsFactory = factory;
    }

    /**
     * Add Struts ActionMappings (from XWork ExceptionConfigs).
     */
    private void initActionMappings() {

        if (_actionMappings == null) {
            _actionMappings = new HashMap();
            for (Iterator i = delegate.getActionConfigs().entrySet().iterator(); i.hasNext();) {
                Map.Entry entry = (Map.Entry) i.next();
                String actionPath = '/' + (String) entry.getKey();
                com.opensymphony.xwork2.config.entities.ActionConfig actionConfig =
                        (com.opensymphony.xwork2.config.entities.ActionConfig) entry.getValue();
                _actionMappings.put(actionPath, strutsFactory.createActionMapping(actionConfig, actionPath, this));
            }
        }
    }

    /**
     * Add Struts ExceptionConfigs (from XWork ExceptionMappingConfigs).
     */
    private void initExceptionConfigs() {
        if (_exceptionConfigs == null) {
            _exceptionConfigs = new HashMap();
            for (Iterator i = delegate.getGlobalExceptionMappingConfigs().iterator(); i.hasNext();) {
                ExceptionMappingConfig config = (ExceptionMappingConfig) i.next();
                _exceptionConfigs.put(config.getExceptionClassName(), strutsFactory.createExceptionConfig(config));
            }
        }
    }

    /**
     * Add Struts ActionForwards (from XWork ResultConfigs).
     */
    private void initActionForwards() {
        if (_actionForwards == null) {
            _actionForwards = new HashMap();
            for (Iterator i = delegate.getGlobalResultConfigs().entrySet().iterator(); i.hasNext();) {
                Map.Entry entry = (Map.Entry) i.next();
                String name = (String) entry.getKey();
                ResultConfig config = (ResultConfig) entry.getValue();
                _actionForwards.put(name, strutsFactory.createActionForward(config));
            }
        }
    }

    public String getPrefix() {
        return delegate.getNamespace();
    }

    public void setPrefix(String prefix) {
        throw new UnsupportedOperationException("Not implemented - immutable");
    }

    public boolean getConfigured() {
        return true;
    }

    public ControllerConfig getControllerConfig() {
        throw new UnsupportedOperationException("NYI");
    }

    public void setControllerConfig(ControllerConfig cc) {
        throw new UnsupportedOperationException("Not implemented - immutable");
    }

    public String getActionFormBeanClass() {
        throw new UnsupportedOperationException("NYI");
    }

    public void setActionFormBeanClass(String actionFormBeanClass) {
        throw new UnsupportedOperationException("Not implemented - immutable");
    }

    public String getActionMappingClass() {
        throw new UnsupportedOperationException("NYI");
    }

    public void setActionMappingClass(String actionMappingClass) {
        throw new UnsupportedOperationException("Not implemented - immutable");
    }

    public void addActionConfig(ActionConfig config) {
        throw new UnsupportedOperationException("Not implemented - immutable");
    }

    public void addExceptionConfig(ExceptionConfig config) {
        throw new UnsupportedOperationException("Not implemented - immutable");
    }

    public void addFormBeanConfig(FormBeanConfig config) {
        throw new UnsupportedOperationException("Not implemented - immutable");
    }

    public String getActionForwardClass() {
        throw new UnsupportedOperationException("NYI");
    }

    public void setActionForwardClass(String actionForwardClass) {
        throw new UnsupportedOperationException("Not implemented - immutable");
    }

    public void addForwardConfig(ForwardConfig config) {
        throw new UnsupportedOperationException("NYI");
    }

    public void addMessageResourcesConfig(MessageResourcesConfig config) {
        throw new UnsupportedOperationException("Not implemented - immutable");
    }

    public void addPlugInConfig(PlugInConfig plugInConfig) {
        throw new UnsupportedOperationException("Not implemented - immutable");
    }

    public ActionConfig findActionConfig(String path) {
        initActionMappings();
        return (ActionConfig) _actionMappings.get(path);
    }

    public ActionConfig[] findActionConfigs() {
        initActionMappings();
        return (ActionConfig[]) _actionMappings.values().toArray(new ActionConfig[_actionMappings.size()]);
    }

    public ExceptionConfig findExceptionConfig(String type) {
        initExceptionConfigs();
        return (ExceptionConfig) _exceptionConfigs.get(type);
    }

    public ExceptionConfig[] findExceptionConfigs() {
        initExceptionConfigs();
        return (ExceptionConfig[]) _exceptionConfigs.values().toArray(new ExceptionConfig[_exceptionConfigs.size()]);
    }

    public FormBeanConfig findFormBeanConfig(String name) {
        throw new UnsupportedOperationException("NYI");
    }

    public FormBeanConfig[] findFormBeanConfigs() {
        throw new UnsupportedOperationException("NYI");
    }

    public ForwardConfig findForwardConfig(String name) {
        initActionForwards();
        return (ForwardConfig) _actionForwards.get(name);
    }

    public ForwardConfig[] findForwardConfigs() {
        initActionForwards();
        return (ForwardConfig[]) _actionForwards.values().toArray(new ForwardConfig[_actionForwards.size()]);
    }

    public ActionConfig findActionConfigId(String s) {
        throw new UnsupportedOperationException("NYI");
    }

    public MessageResourcesConfig findMessageResourcesConfig(String key) {
        throw new UnsupportedOperationException("NYI");
    }

    public MessageResourcesConfig[] findMessageResourcesConfigs() {
        throw new UnsupportedOperationException("NYI");
    }

    public PlugInConfig[] findPlugInConfigs() {
        throw new UnsupportedOperationException("NYI");
    }

    public void freeze() {
        throw new UnsupportedOperationException("Not implemented - immutable");
    }

    public void removeActionConfig(ActionConfig config) {
        throw new UnsupportedOperationException("Not implemented - immutable");
    }

    public void removeExceptionConfig(ExceptionConfig config) {
        throw new UnsupportedOperationException("Not implemented - immutable");
    }

    public void removeFormBeanConfig(FormBeanConfig config) {
        throw new UnsupportedOperationException("Not implemented - immutable");
    }

    public void removeForwardConfig(ForwardConfig config) {
        throw new UnsupportedOperationException("Not implemented - immutable");
    }

    public void removeMessageResourcesConfig(MessageResourcesConfig config) {
        throw new UnsupportedOperationException("Not implemented - immutable");
    }

    public ExceptionConfig findException(Class arg0) {
        throw new UnsupportedOperationException("NYI");
    }
}