org.apache.myfaces.test.AbstractClassElementTestCase.java Source code

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Here is the source code for org.apache.myfaces.test.AbstractClassElementTestCase.java

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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.myfaces.test;

import java.io.IOException;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;

import javax.xml.parsers.SAXParser;
import javax.xml.parsers.SAXParserFactory;

import junit.framework.TestCase;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.myfaces.shared_tomahawk.test.ClassElementHandler;
import org.xml.sax.EntityResolver;
import org.xml.sax.InputSource;
import org.xml.sax.SAXException;
import org.xml.sax.XMLReader;

/**
 * This test makes sure all of our components, tags, renderers, 
 * validators, converters, action listeners, phase listeners and
 * core implementation classes are in the build.
 * 
 * This class has been copy and pasted into both tomahawk and core 
 * in order to avoid a compile scoped dependency on junit in shared.
 * 
 * @see ClassElementHandler
 * @author Dennis Byrne
 */

public abstract class AbstractClassElementTestCase extends TestCase {

    private Log log = LogFactory.getLog(AbstractClassElementTestCase.class);

    protected List resource = new ArrayList();
    private List className = new ArrayList();

    public class DelegateEntityResolver extends ClassElementHandler {
        public DelegateEntityResolver() {
            super();
        }

        public InputSource resolveEntity(String publicId, String systemId) throws SAXException, IOException {
            if (publicId.equals("-//Sun Microsystems, Inc.//DTD JSP Tag Library 1.2//EN")) {
                return new InputSource(Thread.currentThread().getContextClassLoader()
                        .getResourceAsStream("META-INF/dtd/web-jsptaglibrary_1_2.dtd"));
            } else if (publicId.equals("-//Sun Microsystems, Inc.//DTD JavaServer Faces Config 1.1//EN")) {
                return new InputSource(Thread.currentThread().getContextClassLoader()
                        .getResourceAsStream("org/apache/myfaces/resource/web-facesconfig_1_1.dtd"));
            } else {
                return super.resolveEntity(publicId, systemId);
            }
        }
    }

    protected void setUp() throws Exception {
        SAXParserFactory factory = SAXParserFactory.newInstance();
        factory.setValidating(false);
        factory.setNamespaceAware(false);

        SAXParser parser = factory.newSAXParser();
        ClassElementHandler handler = new DelegateEntityResolver();

        Iterator iterator = resource.iterator();

        while (iterator.hasNext()) {

            String resourceName = (String) iterator.next();

            InputStream is = getClass().getClassLoader().getResourceAsStream(resourceName);

            if (is == null)
                is = Thread.currentThread().getContextClassLoader().getResourceAsStream(resourceName);

            if (is == null)
                throw new Exception("Could not locate resource :" + resourceName);

            parser.parse(is, handler);

        }

        className.addAll(handler.getClassName());

    }

    public void testClassPath() {

        int i = 0;
        for (; i < className.size(); i++) {

            String clazz = (String) className.get(i);

            try {
                getClass().getClassLoader().loadClass(clazz);

            } catch (ClassNotFoundException e) {

                try {

                    Thread.currentThread().getContextClassLoader().loadClass(clazz);

                } catch (ClassNotFoundException e2) {

                    assertFalse("Could not load " + clazz, true);

                }

            }

        }

        log.debug((i + 1) + " class found ");

    }

}