Struts example source code file (ActionNestingTest.java)

This example Struts source code file (ActionNestingTest.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

actionproxy, exception, exception, hashmap, no_stack_action_name, override, simple_action_name, simple_action_name, stack_action_name, stack_action_name, string, string, util, value, valuestack

The Struts ActionNestingTest.java source code

/*
 * Copyright 2002-2003,2009 The Apache Software Foundation.
 * 
 * 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 com.opensymphony.xwork2;

import com.opensymphony.xwork2.config.Configuration;
import com.opensymphony.xwork2.config.ConfigurationProvider;
import com.opensymphony.xwork2.config.entities.ActionConfig;
import com.opensymphony.xwork2.config.entities.PackageConfig;
import com.opensymphony.xwork2.config.entities.ResultConfig;
import com.opensymphony.xwork2.inject.ContainerBuilder;
import com.opensymphony.xwork2.mock.MockResult;
import com.opensymphony.xwork2.util.ValueStack;
import com.opensymphony.xwork2.util.location.LocatableProperties;

import java.util.HashMap;


/**
 * ActionNestingTest
 *
 * @author Jason Carreira
 *         Created Mar 5, 2003 2:02:01 PM
 */
public class ActionNestingTest extends XWorkTestCase {

    public static final String VALUE = "myValue";
    public static final String NESTED_VALUE = "myNestedValue";
    public static final String KEY = "myProperty";
    public static final String NESTED_KEY = "nestedProperty";
    public static final String NAMESPACE = "NestedActionTest";
    public static final String SIMPLE_ACTION_NAME = "SimpleAction";
    public static final String NO_STACK_ACTION_NAME = "NoStackNestedAction";
    public static final String STACK_ACTION_NAME = "StackNestedAction";


    private ActionContext context;


    public String getMyProperty() {
        return VALUE;
    }

    @Override public void setUp() throws Exception {
        super.setUp();
        loadConfigurationProviders(new NestedTestConfigurationProvider());

        context = ActionContext.getContext();
        context.getValueStack().push(this);
    }

    @Override protected void tearDown() throws Exception {
        super.tearDown();
    }

    public void testNestedContext() throws Exception {
        assertEquals(context, ActionContext.getContext());
        ActionProxy proxy = actionProxyFactory.createActionProxy(NAMESPACE, SIMPLE_ACTION_NAME, null);
        proxy.execute();
        assertEquals(context, ActionContext.getContext());
    }

    public void testNestedNoValueStack() throws Exception {
        ValueStack stack = ActionContext.getContext().getValueStack();
        assertEquals(VALUE, stack.findValue(KEY));

        ActionProxy proxy = actionProxyFactory.createActionProxy(NAMESPACE, NO_STACK_ACTION_NAME, null);
        proxy.execute();
        stack = ActionContext.getContext().getValueStack();
        assertEquals(stack.findValue(KEY), VALUE);
        assertNull(stack.findValue(NESTED_KEY));
    }

    public void testNestedValueStack() throws Exception {
        ValueStack stack = ActionContext.getContext().getValueStack();
        assertEquals(VALUE, stack.findValue(KEY));

        HashMap<String, Object> extraContext = new HashMap();
        extraContext.put(ActionContext.VALUE_STACK, stack);

        ActionProxy proxy = actionProxyFactory.createActionProxy(NAMESPACE, STACK_ACTION_NAME, extraContext);
        proxy.execute();
        assertEquals(context, ActionContext.getContext());
        assertEquals(stack, ActionContext.getContext().getValueStack());
        assertEquals(VALUE, stack.findValue(KEY));
        assertEquals(NESTED_VALUE, stack.findValue(NESTED_KEY));
        assertEquals(3, stack.size());
    }


    class NestedTestConfigurationProvider implements ConfigurationProvider {
        private Configuration configuration;
        public void destroy() {
        }
        public void init(Configuration configuration) {
            this.configuration = configuration;
        }

        public void register(ContainerBuilder builder, LocatableProperties props) {
        }
        
        public void loadPackages() {
            
            PackageConfig packageContext = new PackageConfig.Builder("nestedActionTest")
                .addActionConfig(SIMPLE_ACTION_NAME, new ActionConfig.Builder("nestedActionTest", SIMPLE_ACTION_NAME, SimpleAction.class.getName())
                        .addResultConfig(new ResultConfig.Builder(Action.SUCCESS, MockResult.class.getName()).build())
                        .addResultConfig(new ResultConfig.Builder(Action.ERROR, MockResult.class.getName()).build())
                        .build())
                .addActionConfig(NO_STACK_ACTION_NAME, new ActionConfig.Builder("nestedActionTest", NO_STACK_ACTION_NAME, NestedAction.class.getName())
                        .addResultConfig(new ResultConfig.Builder(Action.SUCCESS, MockResult.class.getName()).build())
                        .methodName("noStack")
                        .build())
                .addActionConfig(STACK_ACTION_NAME, new ActionConfig.Builder("nestedActionTest", STACK_ACTION_NAME, NestedAction.class.getName())
                        .addResultConfig(new ResultConfig.Builder(Action.SUCCESS, MockResult.class.getName()).build())
                        .methodName("stack")
                        .build())
                .namespace(NAMESPACE)
                .build();
            configuration.addPackageConfig("nestedActionTest", packageContext);
        }

        /**
         * Tells whether the ConfigurationProvider should reload its configuration
         *
         * @return
         */
        public boolean needsReload() {
            return false;
        }
    }
}