/*******************************************************************************

 * Copyright (c) 2010 SAP AG

 *

 * All rights reserved. This program and the accompanying materials

 * are made available under the terms of the Eclipse Public License v1.0

 * and Apache License v2.0 which accompanies this distribution.

 * The Eclipse Public License is available at

 *   http://www.eclipse.org/legal/epl-v10.html

 * and the Apache License v2.0 is available at

 *   http://www.opensource.org/licenses/apache2.0.php.

 * You may elect to redistribute this code under either of these licenses.

 *

 * Contributors:

 *   Violeta Georgieva - initial contribution

 *******************************************************************************/

package org.eclipse.gemini.web.internal.url;

import java.io.ByteArrayInputStream;

import java.io.ByteArrayOutputStream;

import java.io.File;

import java.io.FileInputStream;

import java.io.IOException;

import java.io.InputStream;

import java.io.PrintWriter;

import java.net.URL;

import java.util.jar.JarFile;

import org.eclipse.virgo.util.io.IOUtils;

import org.eclipse.virgo.util.io.PathReference;

/**

 * Utility class for transforming the files in a directory.

 * <p/>

 * Files cannot be added, only changed or removed. Actual transformation of files is performed by an implementation of

 * the {@link DirTransformerCallback} interface.

 */

public class DirTransformer {

    /**

     * Callback interface used to transform files in a directory.

     * 

     * @see DirTransformer

     */

    public static interface DirTransformerCallback {

        /**

         * Transform the supplied file.

         * <p/>

         * File content can be read from the supplied {@link InputStream} and transformed contents can be written to the

         * supplied {@link File}.

         * <p/>

         * Implementations <strong>must</strong> return <code>true</code> if the file was transformed or deleted.

         * Otherwise, <code>false</code> must be returned. No content should be written when not performing a

         * transformation.

         * <p/>

         * Implementations transforming a file must save the file as <code>toFile</code>. Implementations deleting a

         * file must not save the file as <code>toFile</code>.

         * 

         * @param inputStream the {@link InputStream} that will be transformed

         * @param toFile the transformed {@link File}

         * @return <code>true</code> if the file was transformed, otherwise <code>false</code>

         * @throws IOException if transformation fails

         */

        boolean transformFile(InputStream inputStream, PathReference toFile) throws IOException;

    }

    private static final String MANIFEST_VERSION_HEADER = "Manifest-Version: 1.0";

    private final DirTransformerCallback callback;

    /**

     * Creates a new <code>DirTransformer</code> that uses the supplied {@link DirTransformerCallback} for

     * transformation.

     * 

     * @param callback the <code>DirTransformerCallback</code> to use for file transformation.

     */

    public DirTransformer(DirTransformerCallback callback) {

        if (callback == null) {

            throw new IllegalArgumentException("Callback must not be null");

        }

        this.callback = callback;

    }

    /**

     * Transforms the directory content in <code>url</code> and writes the results to <code>transformedUrl</code>.

     * 

     * @param url the {@link URL} of the directory to transform.

     * @param transformedUrl the {@link URL} to write the transformed directory to.

     * @throws IOException if the directory cannot be transformed.

     */

    public void transform(URL url, URL transformedUrl) throws IOException {

        transform(url, transformedUrl, false);

    }

    /**

     * Transforms the directory content in <code>url</code> and writes the results to <code>transformedUrl</code>.

     * 

     * @param url the {@link URL} of the directory to transform.

     * @param transformedUrl the {@link URL} to write the transformed directory to.

     * @param ensureManifestIsPresent if <code>true</code> ensures that the transformed directory contains a manifest.

     * @throws IOException if the directory cannot be transformed.

     */

    public void transform(URL url, URL transformedUrl, boolean ensureManifestIsPresent) throws IOException {

        PathReference fromDirectory = new PathReference(url.getPath());

        PathReference toDirectory = new PathReference(transformedUrl.getPath());

        transformDir(fromDirectory, toDirectory);

        PathReference manifest = fromDirectory.newChild(JarFile.MANIFEST_NAME);

        if (ensureManifestIsPresent && !manifest.exists()) {

            InputStream defaultManifestStream = getDefaultManifestStream();

            PathReference toFile = toDirectory.newChild(JarFile.MANIFEST_NAME);

            toFile.getParent().createDirectory();

            try {

                this.callback.transformFile(defaultManifestStream, toFile);

            } finally {

                IOUtils.closeQuietly(defaultManifestStream);

            }

        }

    }

    private void transformDir(PathReference fromDirectory, PathReference toDirectory) throws IOException {

        File[] fileList = fromDirectory.toFile().listFiles();

        PathReference fromFile = null;

        for (int i = 0; fileList != null && i < fileList.length; i++) {

            fromFile = new PathReference(fileList[i]);

            PathReference toFile = toDirectory.newChild(fromFile.getName());

            if (!fromFile.isDirectory()) {

                transformFile(fromFile, toFile);

            } else {

                transformDir(fromFile, toFile);

            }

        }

    }

    private void transformFile(PathReference fromFile, PathReference toFile) throws IOException {

        FileInputStream fis = new FileInputStream(fromFile.toFile());

        boolean transformed = false;

        try {

            transformed = this.callback.transformFile(fis, toFile);

        } finally {

            IOUtils.closeQuietly(fis);

        }

        if (!transformed) {

            toFile.getParent().createDirectory();

            fromFile.copy(toFile);

        }

    }

    private InputStream getDefaultManifestStream() {

        ByteArrayOutputStream baos = new ByteArrayOutputStream();

        PrintWriter writer = new PrintWriter(baos);

        writer.println(MANIFEST_VERSION_HEADER);

        writer.println();

        writer.close();

        return new ByteArrayInputStream(baos.toByteArray());

    }

}

/*******************************************************************************

 * Copyright (c) 2010 SAP AG

 *

 * All rights reserved. This program and the accompanying materials

 * are made available under the terms of the Eclipse Public License v1.0

 * and Apache License v2.0 which accompanies this distribution.

 * The Eclipse Public License is available at

 *   http://www.eclipse.org/legal/epl-v10.html

 * and the Apache License v2.0 is available at

 *   http://www.opensource.org/licenses/apache2.0.php.

 * You may elect to redistribute this code under either of these licenses.

 *

 * Contributors:

 *   Violeta Georgieva - initial contribution

 *******************************************************************************/

package org.eclipse.gemini.web.internal.url;

import java.io.IOException;

import java.io.InputStream;

import java.net.MalformedURLException;

import java.net.URISyntaxException;

import java.net.URL;

import java.net.URLConnection;

import org.eclipse.virgo.util.io.PathReference;

/**

 * Implementation of {@link URLConnection} that transforms directory files as they are read.

 * <p/>

 * A {@link URL} is used to source the real connection for the directory data, and a {@link DirTransformer} is used to

 * customize the exact transformations being performed.

 * 

 * @see DirTransformer

 */

public class DirTransformingURLConnection extends URLConnection {

    private static final String TEMP_DIR = "file:temp/";

    private final DirTransformer transformer;

    private final boolean ensureManifestIsPresent;

    private URL transformedURL;

    /**

     * Creates a new <code>DirTransformingURLConnection</code> that will provide content from the directory identified

     * by <code>url</code> transformed by <code>transformer</code>.

     * 

     * @param url the {@link URL} of the directory.

     * @param transformer the <code>DirTransformer</code> to apply as content is being read.

     * @throws MalformedURLException the exception is thrown in case the new URL, where is the transformed data, cannot

     *         be created.

     * @throws URISyntaxException

     */

    public DirTransformingURLConnection(URL url, DirTransformer transformer) throws MalformedURLException {

        this(url, transformer, false);

    }

    /**

     * Creates a new <code>DirTransformingURLConnection</code> that will provide content from the directory identified

     * by <code>url</code> transformed by <code>transformer</code> and that will optionally ensure that a manifest is

     * provided, creating one if necessary.

     * 

     * @param url the {@link URL} of the directory.

     * @param transformer the <code>DirTransformer</code> to apply as content is being read.

     * @param ensureManifestIsPresent <code>true</code> if the presence of a MANIFEST.MF should be ensured.

     * @throws MalformedURLException the exception is thrown in case the new URL, where is the transformed data, cannot

     *         be created.

     * @throws URISyntaxException

     */

    public DirTransformingURLConnection(URL url, DirTransformer transformer, boolean ensureManifestIsPresent) throws MalformedURLException {

        super(url);

        this.transformer = transformer;

        this.ensureManifestIsPresent = ensureManifestIsPresent;

        this.transformedURL = new URL(TEMP_DIR + getPath());

        PathReference transformedDir = new PathReference(this.transformedURL.getPath());

        transformedDir.delete(true);

    }

    @Override

    public void connect() throws IOException {

    }

    /**

     * Transform the URL before returning the input stream.

     */

    @Override

    public InputStream getInputStream() throws IOException {

        this.transformer.transform(this.url, this.transformedURL, this.ensureManifestIsPresent);

        return this.transformedURL.openStream();

    }

    private String getPath() {

        String path = this.url.getPath();

        int index = path.lastIndexOf('/');

        if (index > -1) {

            path = path.substring(index + 1);

        }

        return path;

    }

    /**

     * Returns transformed URL instead of the original one.

     */

    @Override

    public URL getURL() {

        return this.transformedURL;

    }

    void setTransformedURL(URL transformedURL) {

        this.transformedURL = transformedURL;

    }

}

import java.io.File;

import java.io.FileOutputStream;

import java.io.OutputStream;

import org.eclipse.gemini.web.internal.url.DirTransformer.DirTransformerCallback;

import org.eclipse.virgo.util.io.IOUtils;

import org.eclipse.virgo.util.io.PathReference;

        private void transformManifest(InputStream inputStream, OutputStream outputStream) throws IOException {

            InputStreamReader reader = new InputStreamReader(inputStream);

            BundleManifest manifest = BundleManifestFactory.createBundleManifest(reader);

            InstallationOptions options = new InstallationOptions(this.webBundleUrl.getOptions());

            if (manifest.getHeader(WebContainerUtils.HEADER_SPRINGSOURCE_DEFAULT_WAB_HEADERS) != null) {

                options.setDefaultWABHeaders(true);

            }

            boolean webBundle = WebContainerUtils.isWebApplicationBundle(manifest);

            this.transformer.transform(manifest, sourceURL, options, webBundle);

            toManifest(manifest.toDictionary()).write(outputStream);

        }

        public boolean transformFile(InputStream inputStream, PathReference toFile) throws IOException {

            if (MANIFEST_MF.equals(toFile.getName()) && META_INF.equals(toFile.getParent().getName())) {

                toFile.getParent().createDirectory();

                OutputStream outputStream = null;

                try {

                    outputStream = new FileOutputStream(toFile.toFile());

                    transformManifest(inputStream, outputStream);

                } finally {

                    IOUtils.closeQuietly(outputStream);

                }

                return true;

            }

            // Delete signature files. Should be generalized into another

            // transformer type.

            return isSignatureFile(toFile);

        }

        private boolean isSignatureFile(PathReference file) {

            if (META_INF.equals(file.getParent().getName())) {

                String fileName = file.getName();

                if (fileName.endsWith(".SF") || fileName.endsWith(".DSA") || fileName.endsWith(".RSA")) {

                    return true;

                }

            }

            return false;

        }

/*******************************************************************************

 * Copyright (c) 2010 SAP AG

 *

 * All rights reserved. This program and the accompanying materials

 * are made available under the terms of the Eclipse Public License v1.0

 * and Apache License v2.0 which accompanies this distribution.

 * The Eclipse Public License is available at

 *   http://www.eclipse.org/legal/epl-v10.html

 * and the Apache License v2.0 is available at

 *   http://www.opensource.org/licenses/apache2.0.php.

 * You may elect to redistribute this code under either of these licenses.

 *

 * Contributors:

 *   Violeta Georgieva - initial contribution

 *******************************************************************************/

package org.eclipse.gemini.web.internal.url;

import static org.junit.Assert.assertEquals;

import static org.junit.Assert.assertTrue;

import java.io.File;

import java.io.FileInputStream;

import java.io.FileOutputStream;

import java.io.IOException;

import java.io.InputStream;

import java.io.OutputStream;

import java.io.PrintWriter;

import java.net.URL;

import java.util.ArrayList;

import java.util.List;

import java.util.jar.Attributes;

import java.util.jar.JarFile;

import java.util.jar.Manifest;

import org.eclipse.gemini.web.internal.url.DirTransformer.DirTransformerCallback;

import org.eclipse.virgo.util.io.IOUtils;

import org.eclipse.virgo.util.io.PathReference;

import org.junit.Test;

public class DirTransformerTest {

    private static final String WEB_INF = "WEB-INF";

    private static final String META_INF = "META-INF";

    private static final String WEB_XML = "web.xml";

    private static final String MANIFEST_MF = "MANIFEST.MF";

    private static final String HEADER_1 = "Manifest-Version: 1.0";

    private static final String HEADER_2 = "Class-Path: ";

    private static final String HEADER_3 = "Custom-Header: test";

    private static final String SOURCE_URL = "file:target/test-classes/web-app-dir";

    private static final String TARGET_URL = "file:target/test-classes/temp/web-app-dir";

    @Test

    public void testTransformManifestAdded() throws Exception {

        URL directory = new URL(SOURCE_URL);

        URL tempDirectory = new URL(TARGET_URL);

        // Create content

        PathReference webAppDir = new PathReference(directory.getPath());

        PathReference webXml = webAppDir.newChild(WEB_INF + File.separator + WEB_XML);

        webXml.createFile();

        PathReference manifest = webAppDir.newChild(JarFile.MANIFEST_NAME);

        final List<PathReference> transformedFiles = new ArrayList<PathReference>();

        DirTransformer transformer = new DirTransformer(new DirTransformerCallback() {

            public boolean transformFile(InputStream inputStream, PathReference toFile) throws IOException {

                transformedFiles.add(toFile);

                return false;

            }

        });

        PathReference tempWebAppDir = new PathReference(tempDirectory.getPath());

        transformer.transform(directory, tempDirectory, false);

        assertEquals(1, transformedFiles.size());

        assertTrue(!manifest.exists());

        assertTrue(!transformedFiles.contains(manifest));

        assertTrue(tempWebAppDir.delete(true));

        transformedFiles.clear();

        transformer.transform(directory, tempDirectory, true);

        assertEquals(2, transformedFiles.size());

        assertTrue(!manifest.exists());

        assertTrue(transformedFiles.contains(tempWebAppDir.newChild(JarFile.MANIFEST_NAME)));

        assertTrue(tempWebAppDir.delete(true));

        assertTrue(webAppDir.delete(true));

    }

    @Test

    public void testTransformManifestChanged() throws Exception {

        URL directory = new URL(SOURCE_URL);

        URL tempDirectory = new URL(TARGET_URL);

        // Create content

        PathReference webAppDir = new PathReference(directory.getPath());

        PathReference manifest = webAppDir.newChild(JarFile.MANIFEST_NAME);

        manifest.getParent().createDirectory();

        createManifest(manifest.toFile(), HEADER_1, HEADER_2);

        DirTransformer transformer = new DirTransformer(new DirTransformerCallback() {

            public boolean transformFile(InputStream inputStream, PathReference toFile) throws IOException {

                if (MANIFEST_MF.equals(toFile.getName()) && META_INF.equals(toFile.getParent().getName())) {

                    toFile.getParent().createDirectory();

                    createManifest(toFile.toFile(), HEADER_3);

                    return true;

                } else {

                    return false;

                }

            }

        });

        transformer.transform(directory, tempDirectory);

        PathReference tempWebAppDir = new PathReference(tempDirectory.getPath());

        checkManifest(tempWebAppDir.newChild(JarFile.MANIFEST_NAME).toFile());

        assertTrue(tempWebAppDir.delete(true));

        assertTrue(webAppDir.delete(true));

    }

    @Test

    public void testTransformNoChanges() throws Exception {

        URL directory = new URL(SOURCE_URL);

        URL tempDirectory = new URL(TARGET_URL);

        // Create content

        PathReference webAppDir = new PathReference(directory.getPath());

        PathReference webXml = webAppDir.newChild(WEB_INF + File.separator + WEB_XML);

        webXml.createFile();

        DirTransformer transformer;

        try {

            transformer = new DirTransformer(null);

        } catch (Exception e) {

            assertTrue("Callback must not be null".equals(e.getMessage()));

        }

        transformer = new DirTransformer(new DirTransformerCallback() {

            public boolean transformFile(InputStream inputStream, PathReference toFile) throws IOException {

                return false;

            }

        });

        transformer.transform(directory, tempDirectory);

        PathReference tempWebAppDir = new PathReference(tempDirectory.getPath());

        assertDirsSame(webAppDir.toFile(), tempWebAppDir.toFile());

        assertTrue(tempWebAppDir.delete(true));

        assertTrue(webAppDir.delete(true));

    }

    private void assertDirsSame(File source, File destination) throws IOException {

        assertEquals(source.getName(), destination.getName());

        assertEquals(source.length(), destination.length());

        File[] sourceFiles = source.listFiles();

        File[] destinationFiles = destination.listFiles();

        assertEquals(sourceFiles.length, destinationFiles.length);

        for (int i = 0; i < sourceFiles.length; i++) {

            File sourceFile = sourceFiles[i];

            File destinationFile = destinationFiles[i];

            assertEquals(sourceFile.getName(), destinationFile.getName());

            assertEquals(sourceFile.length(), destinationFile.length());

        }

    }

    private void checkManifest(File manifestFile) throws IOException {

        InputStream is = new FileInputStream(manifestFile);

        Manifest manifest = new Manifest(is);

        Attributes attr = manifest.getMainAttributes();

        String value = attr.getValue("Custom-Header");

        assertEquals("test", value);

        assertEquals(1, attr.size());

        IOUtils.closeQuietly(is);

    }

    private void createManifest(File manifest, String... headers) throws IOException {

        OutputStream outputStream = new FileOutputStream(manifest);

        PrintWriter writer = new PrintWriter(manifest);

        for (String header : headers) {

            writer.println(header);

        }

        writer.println();

        writer.close();

        IOUtils.closeQuietly(outputStream);

    }

}

/*******************************************************************************

 * Copyright (c) 2010 SAP AG

 *

 * All rights reserved. This program and the accompanying materials

 * are made available under the terms of the Eclipse Public License v1.0

 * and Apache License v2.0 which accompanies this distribution.

 * The Eclipse Public License is available at

 *   http://www.eclipse.org/legal/epl-v10.html

 * and the Apache License v2.0 is available at

 *   http://www.opensource.org/licenses/apache2.0.php.

 * You may elect to redistribute this code under either of these licenses.

 *

 * Contributors:

 *   Violeta Georgieva - initial contribution

 *******************************************************************************/

package org.eclipse.gemini.web.internal.url;

import static org.junit.Assert.assertNotNull;

import static org.junit.Assert.assertTrue;

import java.io.File;

import java.io.IOException;

import java.io.InputStream;

import java.net.URL;

import java.util.ArrayList;

import java.util.List;

import org.eclipse.gemini.web.internal.url.DirTransformer.DirTransformerCallback;

import org.eclipse.virgo.util.io.PathReference;

import org.junit.Test;

public class DirTransformingURLConnectionTest {

    private static final String WEB_INF = "WEB-INF";

    private static final String WEB_XML = "web.xml";

    private static final String SOURCE_URL = "file:target/test-classes/web-app-dir";

    private static final String TARGET_URL = "file:target/test-classes/temp/web-app-dir";

    @Test

    public void testGetURL() throws Exception {

        URL directory = new URL(SOURCE_URL);

        URL tempDirectory = new URL(TARGET_URL);

        // Create content

        PathReference webAppDir = new PathReference(directory.getPath());

        PathReference webXml = webAppDir.newChild(WEB_INF + File.separator + WEB_XML);

        webXml.createFile();

        final List<PathReference> files = new ArrayList<PathReference>();

        DirTransformer transformer = new DirTransformer(new DirTransformerCallback() {

            public boolean transformFile(InputStream inputStream, PathReference toFile) throws IOException {

                files.add(toFile);

                return false;

            }

        });

        DirTransformingURLConnection connection = new DirTransformingURLConnection(directory, transformer);

        connection.setTransformedURL(tempDirectory);

        InputStream is = connection.getInputStream();

        assertNotNull(is);

        URL url = connection.getURL();

        assertTrue(tempDirectory.equals(url));

        PathReference tempWebAppDir = new PathReference(tempDirectory.getPath());

        assertTrue(tempWebAppDir.newChild(WEB_INF + File.separator + WEB_XML).exists());

        assertTrue(files.size() == 1);

        assertTrue(tempWebAppDir.delete(true));

        assertTrue(webAppDir.delete(true));

    }

}

import static org.junit.Assert.assertTrue;

import static org.junit.Assert.assertEquals;

import java.io.File;

import java.io.FileInputStream;

import java.io.FileOutputStream;

import java.io.OutputStream;

import java.io.PrintWriter;

import java.util.jar.JarFile;

import org.eclipse.virgo.util.io.FileSystemUtils;

import org.eclipse.virgo.util.io.IOUtils;

import org.eclipse.virgo.util.io.PathReference;

    @Test

    public void testOpenDirConnection() throws Exception {

        URL directory = new URL("file:target/test-classes/web-app-dir");

        URL tempDirectory = new URL("file:target/test-classes/temp/web-app-dir");

        // Create content

        PathReference webAppDir = new PathReference(directory.getPath());

        PathReference webXml = webAppDir.newChild("WEB-INF" + File.separator + "web.xml");

        webXml.createFile();

        PathReference signatureFile = webAppDir.newChild("META-INF" + File.separator + "signature.SF");

        signatureFile.createFile();

        // There is no Manifest in the directory

        // Expectation: Manifest will have Web-ContextPath header

        WebBundleUrl url = new TestWarUrl("file:target/test-classes/web-app-dir?Web-ContextPath=/test", null);

        DirTransformingURLConnection connection = (DirTransformingURLConnection) url.toURL().openConnection();

        assertNotNull(connection);

        connection.setTransformedURL(tempDirectory);

        checkContent(connection, "/test", webXml.toFile());

        assertTrue(FileSystemUtils.deleteRecursively(tempDirectory.getPath()));

        // Create content

        PathReference manifest = webAppDir.newChild(JarFile.MANIFEST_NAME);

        manifest.createFile();

        createManifest(manifest.toFile(), "Manifest-Version: 1.0", "Class-Path: ");

        // There is Manifest in the directory with basic headers

        // Expectation: Manifest will have Web-ContextPath header

        url = new TestWarUrl("file:target/test-classes/web-app-dir?Web-ContextPath=/test1", null);

        connection = (DirTransformingURLConnection) url.toURL().openConnection();

        assertNotNull(connection);

        connection.setTransformedURL(tempDirectory);

        checkContent(connection, "/test1", webXml.toFile());

        assertTrue(FileSystemUtils.deleteRecursively(tempDirectory.getPath()));

        // Create content

        createManifest(manifest.toFile(), "Manifest-Version: 1.0", "Class-Path: ", "Web-ContextPath: /test2");

        // There is Manifest in the directory with basic headers +

        // Web-ContextPath header

        // Expectation: Manifest will have Web-ContextPath header

        url = new TestWarUrl("file:target/test-classes/web-app-dir", null);

        connection = (DirTransformingURLConnection) url.toURL().openConnection();

        assertNotNull(connection);

        connection.setTransformedURL(tempDirectory);

        checkContent(connection, "/test2", webXml.toFile());

        assertTrue(FileSystemUtils.deleteRecursively(tempDirectory.getPath()));

        assertTrue(FileSystemUtils.deleteRecursively(directory.getPath()));

    }

    private void checkContent(URLConnection connection, String contextPath, File webXml) throws Exception {

        InputStream inputStream = connection.getInputStream();

        assertNotNull(inputStream);

        File webAppDir = new File(connection.getURL().getPath());

        // Check Manifest

        InputStream is = new FileInputStream(new File(webAppDir, JarFile.MANIFEST_NAME));

        Manifest manifest = new Manifest(is);

        if (manifest != null) {

            Attributes mainAttributes = manifest.getMainAttributes();

            Set<Entry<Object, Object>> entrySet = mainAttributes.entrySet();

            for (Entry<Object, Object> entry : entrySet) {

                System.out.println(entry.getKey() + ": " + entry.getValue());

                if ("Web-ContextPath".equals(entry.getKey().toString())) {

                    assertTrue(contextPath.equals(entry.getValue().toString()));

                }

            }

        }

        IOUtils.closeQuietly(is);

        // Check web.xml

        assertEquals(webXml.length(), new File(webAppDir, "WEB-INF" + File.separator + "web.xml").length());

        // Check signature file

        File signatureFile = new File(webAppDir, "META-INF" + File.separator + "signature.SF");

        assertTrue(!signatureFile.exists());

    }

    private void createManifest(File manifest, String... headers) throws Exception {

        OutputStream os = new FileOutputStream(manifest);

        PrintWriter writer = new PrintWriter(os);

        for (String header : headers) {

            writer.println(header);

        }

        writer.println();

        writer.close();

        IOUtils.closeQuietly(os);

    }

import org.eclipse.virgo.util.io.FileSystemUtils;

    @Test

    public void testInstallWebAppDir() throws Exception {

        //Create web app dir

        File webAppDir = new File("target/test-classes/simple-web-app-dir");

        File indexHtml = new File(webAppDir, "index.html");

        createFileWithContent(indexHtml, "Hello World!");

        Bundle bundle = this.bundleContext.installBundle(LOCATION_PREFIX + webAppDir.getAbsolutePath() + "?Web-ContextPath=/simple-web-app-dir");

        bundle.start();

        WebApplicationHandle handle = this.container.createWebApplication("/simple-web-app-dir", bundle);

        this.container.startWebApplication(handle);

        try {

            validateURL("http://localhost:8080/simple-web-app-dir/index.html");

        } finally {

            this.container.stopWebApplication(handle);

            bundle.uninstall();

            FileSystemUtils.deleteRecursively(webAppDir);

            FileSystemUtils.deleteRecursively(new File("temp"));

        }

    }