Example usage for java.util.jar JarInputStream JarInputStream

Introduction

In this page you can find the example usage for java.util.jar JarInputStream JarInputStream.

Prototype

public JarInputStream(InputStream in) throws IOException 

Source Link

Document

Creates a new JarInputStream and reads the optional manifest.

Usage

From source file:org.jahia.services.modulemanager.persistence.PersistentBundleInfoBuilder.java

/**
 * Parses the supplied resource and builds the information for the bundle.
 *
 * @param resource The bundle resource/*from   ww w  . ja va 2s. com*/
 * @param calculateChecksum should we calculate the resource checksum?
 * @param checkTransformationRequired should we check if the module dependency capability headers has to be added
 * @return The information about the supplied bundle
 * @throws IOException In case of resource read errors
 */
public static PersistentBundle build(Resource resource, boolean calculateChecksum,
        boolean checkTransformationRequired) throws IOException {

    // populate data from manifest
    String groupId = null;
    String symbolicName = null;
    String version = null;
    String displayName = null;
    try (JarInputStream jarIs = new JarInputStream(resource.getInputStream())) {
        Manifest mf = jarIs.getManifest();
        if (mf != null) {
            Attributes attrs = mf.getMainAttributes();
            groupId = attrs.getValue(ATTR_NAME_GROUP_ID);
            symbolicName = attrs.getValue(ATTR_NAME_BUNDLE_SYMBOLIC_NAME);
            version = StringUtils.defaultIfBlank(attrs.getValue(ATTR_NAME_BUNDLE_VERSION),
                    attrs.getValue(ATTR_NAME_IMPL_VERSION));
            displayName = StringUtils.defaultIfBlank(attrs.getValue(ATTR_NAME_IMPL_TITLE),
                    attrs.getValue(ATTR_NAME_BUNDLE_NAME));
        }
    }

    if (StringUtils.isBlank(symbolicName) || StringUtils.isBlank(version)) {
        // not a valid JAR or bundle information is missing -> we stop here
        logger.warn("Not a valid JAR or bundle information is missing for resource " + resource);
        return null;
    }

    PersistentBundle bundleInfo = new PersistentBundle(groupId, symbolicName, version);
    bundleInfo.setDisplayName(displayName);
    if (calculateChecksum) {
        bundleInfo.setChecksum(calculateDigest(resource));
    }
    if (checkTransformationRequired) {
        bundleInfo.setTransformationRequired(isTransformationRequired(resource));
    }
    bundleInfo.setResource(resource);
    return bundleInfo;
}

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From source file:org.talend.designer.maven.utils.ClasspathsJarGenerator.java

public static String getClasspathFromManifest(Property property) throws Exception {
    String jarLocation = getJarLocation(property);
    JarInputStream stream = null;
    try {/*from   www. j a  v  a2 s.  c o m*/
        stream = new JarInputStream(new FileInputStream(jarLocation));
        Manifest manifest = stream.getManifest();
        String classpath = manifest.getMainAttributes().getValue(Attributes.Name.CLASS_PATH);
        return classpath;
    } finally {
        if (stream != null) {
            stream.close();
        }
    }
}

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From source file:org.jahia.utils.maven.plugin.osgi.OsgiInspectorMojo.java

@Override
public void execute() throws MojoExecutionException, MojoFailureException {
    if (jarBundles == null || jarBundles.size() == 0) {
        jarBundles = new ArrayList<String>();
        String extension = project.getPackaging();
        if ("bundle".equals(extension)) {
            extension = "jar";
        }//from   w w w  .  j ava  2s.  com
        jarBundles.add(
                project.getBuild().getDirectory() + "/" + project.getBuild().getFinalName() + "." + extension);
    }
    for (String jarBundle : jarBundles) {
        JarInputStream jarInputStream = null;
        File jarFile = new File(jarBundle);
        if (!jarFile.exists()) {
            getLog().error(jarFile + " does not exist, skipping !");
            continue;
        }
        try {
            jarInputStream = new JarInputStream(new FileInputStream(jarBundle));
            StringWriter stringWriter = new StringWriter();
            PrintWriter stringPrintWriter = new PrintWriter(stringWriter);
            BundleUtils.dumpManifestHeaders(jarInputStream, stringPrintWriter);
            getLog().info(jarBundle + " header dump:\n" + stringWriter.getBuffer().toString());
        } catch (IOException e) {
            e.printStackTrace(); //To change body of catch statement use File | Settings | File Templates.
        } finally {
            IOUtils.closeQuietly(jarInputStream);
        }
    }
}

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From source file:org.apache.hadoop.hbase.mapreduce.hadoopbackport.TestJarFinder.java

@Test
public void testExistingManifest() throws Exception {
    File dir = new File(System.getProperty("test.build.dir", "target/test-dir"),
            TestJarFinder.class.getName() + "-testExistingManifest");
    delete(dir);/*from w  w w .  j a v  a 2 s  .c o m*/
    dir.mkdirs();

    File metaInfDir = new File(dir, "META-INF");
    metaInfDir.mkdirs();
    File manifestFile = new File(metaInfDir, "MANIFEST.MF");
    Manifest manifest = new Manifest();
    OutputStream os = new FileOutputStream(manifestFile);
    manifest.write(os);
    os.close();

    File propsFile = new File(dir, "props.properties");
    Writer writer = new FileWriter(propsFile);
    new Properties().store(writer, "");
    writer.close();
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    JarOutputStream zos = new JarOutputStream(baos);
    JarFinder.jarDir(dir, "", zos);
    JarInputStream jis = new JarInputStream(new ByteArrayInputStream(baos.toByteArray()));
    Assert.assertNotNull(jis.getManifest());
    jis.close();
}

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From source file:org.apache.pluto.util.assemble.ear.EarAssemblerTest.java

protected void validateEarAssembly(File earFile) throws Exception {
    assertTrue("EAR archive [" + earFile.getAbsolutePath() + "] cannot be found or cannot be read",
            earFile.exists() && earFile.canRead());

    PortletAppDescriptorService portletSvc = new PortletAppDescriptorServiceImpl();
    PortletApplicationDefinition portletApp = null;

    PlutoWebXmlRewriter webXmlRewriter = null;

    int earEntryCount = 0;
    int warEntryCount = 0;

    JarInputStream earIn = new JarInputStream(new FileInputStream(earFile));

    JarEntry earEntry;//from  w  w  w.  j a v a 2  s .  c  o m
    JarEntry warEntry;

    while ((earEntry = earIn.getNextJarEntry()) != null) {
        earEntryCount++;
        if (earEntry.getName().endsWith(".war")) {
            warEntryCount++;
            JarInputStream warIn = new JarInputStream(earIn);
            while ((warEntry = warIn.getNextJarEntry()) != null) {
                if (Assembler.PORTLET_XML.equals(warEntry.getName())) {
                    portletApp = portletSvc.read("test", "/test",
                            new ByteArrayInputStream(IOUtils.toByteArray(warIn)));
                }
                if (Assembler.SERVLET_XML.equals(warEntry.getName())) {
                    webXmlRewriter = new PlutoWebXmlRewriter(
                            new ByteArrayInputStream(IOUtils.toByteArray(warIn)));
                }
            }
        }
    }

    assertTrue("EAR archive did not contain any entries", earEntryCount > 0);
    assertTrue("WAR archive did not contain any entries", warEntryCount > 0);
    assertNotNull("WAR archive did not contain a portlet.xml", portletApp);
    assertNotNull("WAR archive did not contain a servlet.xml", webXmlRewriter);
    assertTrue("WAR archive did not contain any servlets", webXmlRewriter.hasServlets());
    assertTrue("WAR archive did not contain any servlet mappings", webXmlRewriter.hasServletMappings());
    assertTrue("WAR archive did not contain any portlets", portletApp.getPortlets().size() > 0);

    PortletDefinition portlet = (PortletDefinition) portletApp.getPortlets().iterator().next();
    assertEquals("Unexpected test portlet name.", testPortletName, portlet.getPortletName());

    String servletClassName = webXmlRewriter.getServletClass(portlet.getPortletName());
    assertNotNull("web.xml does not contain assembly for test portlet", servletClassName);
    assertEquals("web.xml does not contain correct dispatch servet", Assembler.DISPATCH_SERVLET_CLASS,
            servletClassName);
}

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From source file:org.apache.brooklyn.rt.felix.EmbeddedFelixFrameworkTest.java

@Test
public void testReadKnownManifest() throws Exception {
    TestResourceUnavailableException.throwIfResourceUnavailable(getClass(), BROOKLYN_TEST_OSGI_ENTITIES_PATH);
    InputStream in = this.getClass().getResourceAsStream(BROOKLYN_TEST_OSGI_ENTITIES_PATH);
    JarInputStream jarIn = new JarInputStream(in);
    ManifestHelper helper = ManifestHelper.forManifest(jarIn.getManifest());
    jarIn.close();/*w ww .  j a v a  2  s.  c om*/
    Assert.assertEquals(helper.getVersion().toString(), "0.1.0");
    Assert.assertTrue(helper.getExportedPackages().contains("org.apache.brooklyn.test.osgi.entities"));
}

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From source file:com.asual.summer.onejar.OneJarMojo.java

public void execute() throws MojoExecutionException {

    JarOutputStream out = null;//from   w  w  w. j  a v a 2 s. com
    JarInputStream in = null;

    try {

        File jarFile = new File(buildDirectory, jarName);
        File warFile = new File(buildDirectory, warName);

        Manifest manifest = new Manifest(new ByteArrayInputStream("Manifest-Version: 1.0\n".getBytes("UTF-8")));
        manifest.getMainAttributes().putValue("Main-Class", JAR_MAIN_CLASS);
        manifest.getMainAttributes().putValue("One-Jar-Main-Class", ONE_JAR_MAIN_CLASS);

        out = new JarOutputStream(new FileOutputStream(jarFile, false), manifest);
        in = new JarInputStream(getClass().getClassLoader().getResourceAsStream(ONE_JAR_DIST));

        putEntry(out, new FileInputStream(warFile), new ZipEntry(JAR_CLASSPATH + warFile.getName()));

        for (Artifact artifact : pluginArtifacts) {
            if (artifact.getArtifactId().equalsIgnoreCase("summer-onejar")) {
                artifact.updateVersion(artifact.getVersion(), localRepository);
                putEntry(out, new FileInputStream(artifact.getFile()),
                        new ZipEntry(JAR_CLASSPATH + artifact.getFile().getName()));
                MavenProject project = mavenProjectBuilder.buildFromRepository(artifact,
                        remoteArtifactRepositories, localRepository);
                List<Dependency> dependencies = project.getDependencies();
                for (Dependency dependency : dependencies) {
                    if (!"provided".equals(dependency.getScope())) {
                        Artifact dependencyArtifact = artifactFactory.createArtifact(dependency.getGroupId(),
                                dependency.getArtifactId(), dependency.getVersion(), dependency.getScope(),
                                dependency.getType());
                        dependencyArtifact.updateVersion(dependencyArtifact.getVersion(), localRepository);
                        putEntry(out, new FileInputStream(dependencyArtifact.getFile()),
                                new ZipEntry(JAR_CLASSPATH + dependencyArtifact.getFile().getName()));
                    }
                }
            }
        }

        while (true) {
            ZipEntry entry = in.getNextEntry();
            if (entry != null) {
                putEntry(out, in, entry);
            } else {
                break;
            }
        }

        projectHelper.attachArtifact(project, "jar", jarFile);

    } catch (Exception e) {
        getLog().error(e.getMessage(), e);
        throw new MojoExecutionException(e.getMessage(), e);
    } finally {
        IOUtils.closeQuietly(out);
        IOUtils.closeQuietly(in);
    }
}

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From source file:org.apache.sling.maven.slingstart.PreparePackageMojoTest.java

private static void compareJarContents(File orgJar, File actualJar) throws IOException {
    try (JarInputStream jis1 = new JarInputStream(new FileInputStream(orgJar));
            JarInputStream jis2 = new JarInputStream(new FileInputStream(actualJar))) {
        JarEntry je1 = null;/*from   w ww.  ja v a2 s . c  o  m*/
        while ((je1 = jis1.getNextJarEntry()) != null) {
            if (je1.isDirectory())
                continue;

            JarEntry je2 = null;
            while ((je2 = jis2.getNextJarEntry()) != null) {
                if (!je2.isDirectory())
                    break;
            }

            assertEquals(je1.getName(), je2.getName());
            assertEquals(je1.getSize(), je2.getSize());

            try {
                byte[] buf1 = IOUtils.toByteArray(jis1);
                byte[] buf2 = IOUtils.toByteArray(jis2);

                assertArrayEquals("Contents not equal: " + je1.getName(), buf1, buf2);
            } finally {
                jis1.closeEntry();
                jis2.closeEntry();
            }
        }
    }
}

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From source file:com.speed.ob.api.ClassStore.java

public void dump(File in, File out, Config config) throws IOException {
    if (in.isDirectory()) {
        for (ClassNode node : nodes()) {
            String[] parts = node.name.split("\\.");
            String dirName = node.name.substring(0, node.name.lastIndexOf("."));
            dirName = dirName.replace(".", "/");
            File dir = new File(out, dirName);
            if (!dir.exists()) {
                if (!dir.mkdirs())
                    throw new IOException("Could not make output dir: " + dir.getAbsolutePath());
            }// www .  ja va  2s  .c  om
            ClassWriter writer = new ClassWriter(ClassWriter.COMPUTE_MAXS);
            node.accept(writer);
            byte[] data = writer.toByteArray();
            FileOutputStream fOut = new FileOutputStream(
                    new File(dir, node.name.substring(node.name.lastIndexOf(".") + 1)));
            fOut.write(data);
            fOut.flush();
            fOut.close();
        }
    } else if (in.getName().endsWith(".jar")) {
        File output = new File(out, in.getName());
        JarFile jf = new JarFile(in);
        HashMap<JarEntry, Object> existingData = new HashMap<>();
        if (output.exists()) {
            try {
                JarInputStream jarIn = new JarInputStream(new FileInputStream(output));
                JarEntry entry;
                while ((entry = jarIn.getNextJarEntry()) != null) {
                    if (!entry.isDirectory()) {
                        byte[] data = IOUtils.toByteArray(jarIn);
                        existingData.put(entry, data);
                        jarIn.closeEntry();
                    }
                }
                jarIn.close();
            } catch (IOException e) {
                Logger.getLogger(this.getClass().getName()).log(Level.SEVERE,
                        "Could not read existing output file, overwriting", e);
            }
        }
        FileOutputStream fout = new FileOutputStream(output);
        Manifest manifest = null;
        if (jf.getManifest() != null) {
            manifest = jf.getManifest();
            if (!config.getBoolean("ClassNameTransform.keep_packages")
                    && config.getBoolean("ClassNameTransform.exclude_mains")) {
                manifest = new Manifest(manifest);
                if (manifest.getMainAttributes().getValue("Main-Class") != null) {
                    String manifestName = manifest.getMainAttributes().getValue("Main-Class");
                    if (manifestName.contains(".")) {
                        manifestName = manifestName.substring(manifestName.lastIndexOf(".") + 1);
                        manifest.getMainAttributes().putValue("Main-Class", manifestName);
                    }
                }
            }
        }
        jf.close();
        JarOutputStream jarOut = manifest == null ? new JarOutputStream(fout)
                : new JarOutputStream(fout, manifest);
        Logger.getLogger(getClass().getName()).fine("Restoring " + existingData.size() + " existing files");
        if (!existingData.isEmpty()) {
            for (Map.Entry<JarEntry, Object> entry : existingData.entrySet()) {
                Logger.getLogger(getClass().getName()).fine("Restoring " + entry.getKey().getName());
                jarOut.putNextEntry(entry.getKey());
                jarOut.write((byte[]) entry.getValue());
                jarOut.closeEntry();
            }
        }
        for (ClassNode node : nodes()) {
            ClassWriter writer = new ClassWriter(ClassWriter.COMPUTE_MAXS);
            node.accept(writer);
            byte[] data = writer.toByteArray();
            int index = node.name.lastIndexOf("/");
            String fileName;
            if (index > 0) {
                fileName = node.name.substring(0, index + 1).replace(".", "/");
                fileName += node.name.substring(index + 1).concat(".class");
            } else {
                fileName = node.name.concat(".class");
            }
            JarEntry entry = new JarEntry(fileName);
            jarOut.putNextEntry(entry);
            jarOut.write(data);
            jarOut.closeEntry();
        }
        jarOut.close();
    } else {
        if (nodes().size() == 1) {
            File outputFile = new File(out, in.getName());
            ClassNode node = nodes().iterator().next();
            ClassWriter writer = new ClassWriter(ClassWriter.COMPUTE_MAXS);
            byte[] data = writer.toByteArray();
            FileOutputStream stream = new FileOutputStream(outputFile);
            stream.write(data);
            stream.close();
        }
    }
}

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From source file:org.jahia.admin.components.AssemblerTask.java

private boolean needRewriting(File source) throws FileNotFoundException, IOException {
    final JarInputStream jarIn = new JarInputStream(new FileInputStream(source));
    String webXml = null;//from w  w w. j  av  a2 s. co  m
    JarEntry jarEntry;
    try {
        // Read the source archive entry by entry
        while ((jarEntry = jarIn.getNextJarEntry()) != null) {
            if (Assembler.SERVLET_XML.equals(jarEntry.getName())) {
                webXml = IOUtils.toString(jarIn);
            }
            jarIn.closeEntry();
        }
    } finally {
        jarIn.close();
    }

    return webXml == null || !webXml.contains(Assembler.DISPATCH_SERVLET_CLASS);
}

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