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.bimserver.plugins.VirtualFile.java

public static VirtualFile fromJar(InputStream inputStream) throws IOException {
    VirtualFile result = new VirtualFile();
    JarInputStream jarInputStream = new JarInputStream(inputStream);
    JarEntry jarEntry = jarInputStream.getNextJarEntry();
    while (jarEntry != null) {
        String n = jarEntry.getName();
        n = n.replace("/", File.separator);
        n = n.replace("\\", File.separator);
        VirtualFile newFile = result.createFile(n);
        ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
        IOUtils.copy(jarInputStream, byteArrayOutputStream);
        newFile.setData(byteArrayOutputStream.toByteArray());
        jarEntry = jarInputStream.getNextJarEntry();
    }//  w  ww  .j  a  v a2s.c om
    return result;
}

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From source file:fr.gael.dhus.server.http.TomcatServer.java

public void install(fr.gael.dhus.server.http.WebApplication web_application) throws TomcatException {
    logger.info("Installing webapp " + web_application);
    String appName = web_application.getName();
    String folder;//from   w  w  w  .j  a v  a  2  s .co  m

    if (appName.trim().isEmpty()) {
        folder = "ROOT";
    } else {
        folder = appName;
    }

    try {
        if (web_application.hasWarStream()) {
            InputStream stream = web_application.getWarStream();
            if (stream == null) {
                throw new TomcatException("Cannot install webApplication " + web_application.getName()
                        + ". The referenced war file does not exist.");
            }
            JarInputStream jis = new JarInputStream(stream);
            File destDir = new File(tomcatpath, "webapps/" + folder);

            byte[] buffer = new byte[4096];
            JarEntry file;
            while ((file = jis.getNextJarEntry()) != null) {
                File f = new File(destDir + java.io.File.separator + file.getName());
                if (file.isDirectory()) { // if its a directory, create it
                    f.mkdirs();
                    continue;
                }
                if (!f.getParentFile().exists()) {
                    f.getParentFile().mkdirs();
                }

                java.io.FileOutputStream fos = new java.io.FileOutputStream(f);
                int read;
                while ((read = jis.read(buffer)) != -1) {
                    fos.write(buffer, 0, read);
                }
                fos.flush();
                fos.close();
            }
            jis.close();
        }
        web_application.configure(new File(tomcatpath, "webapps/" + folder).getPath());

        StandardEngine engine = (StandardEngine) cat.getServer().findServices()[0].getContainer();
        Container container = engine.findChild(engine.getDefaultHost());

        StandardContext ctx = new StandardContext();
        String url = (web_application.getName() == "" ? "" : "/") + web_application.getName();
        ctx.setName(url);
        ctx.setPath(url);
        ctx.setDocBase(new File(tomcatpath, "webapps/" + folder).getPath());

        ctx.addLifecycleListener(new DefaultWebXmlListener());
        ctx.setConfigFile(getWebappConfigFile(new File(tomcatpath, "webapps/" + folder).getPath(), url));

        ContextConfig ctxCfg = new ContextConfig();
        ctx.addLifecycleListener(ctxCfg);

        ctxCfg.setDefaultWebXml("fr/gael/dhus/server/http/global-web.xml");

        container.addChild(ctx);

        List<String> welcomeFiles = web_application.getWelcomeFiles();

        for (String welcomeFile : welcomeFiles) {
            ctx.addWelcomeFile(welcomeFile);
        }

        if (web_application.getAllow() != null || web_application.getDeny() != null) {
            RemoteIpValve valve = new RemoteIpValve();
            valve.setRemoteIpHeader("x-forwarded-for");
            valve.setProxiesHeader("x-forwarded-by");
            valve.setProtocolHeader("x-forwarded-proto");
            ctx.addValve(valve);

            RemoteAddrValve valve_addr = new RemoteAddrValve();
            valve_addr.setAllow(web_application.getAllow());
            valve_addr.setDeny(web_application.getDeny());
            ctx.addValve(valve_addr);
        }

        web_application.checkInstallation();
    } catch (Exception e) {
        throw new TomcatException("Cannot install webApplication " + web_application.getName(), e);
    }
}

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From source file:org.artifactory.maven.MavenModelUtils.java

/**
 * Gathers maven artifact information which was (or was not) managed to gather from the given Jar file
 *
 * @param file Jar file to gather info from
 */// ww w. j  a va 2 s .  co  m

private static MavenArtifactInfo gatherInfoFromJarFile(File file) {
    MavenArtifactInfo artifactInfo = null;
    JarInputStream jis = null;
    JarEntry entry;
    try {
        //Create a stream and try to find the pom file within the jar
        jis = new JarInputStream(new FileInputStream(file));
        entry = getPomFile(jis);

        //If a valid pom file was found
        if (entry != null) {
            try {
                //Read the uncompressed content
                artifactInfo = mavenModelToArtifactInfo(jis);
                artifactInfo.setType(PathUtils.getExtension(file.getPath()));
            } catch (Exception e) {
                log.warn("Failed to read maven model from '" + entry.getName() + "'. Cause: " + e.getMessage()
                        + ".", e);
                artifactInfo = null;
            }
        }
    } catch (IOException e) {
        log.warn("Failed to read maven model from '" + file + "'. Cause: " + e.getMessage() + ".", e);
    } finally {
        IOUtils.closeQuietly(jis);
    }
    return artifactInfo;
}

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From source file:de.tobiasroeser.maven.featurebuilder.FeatureBuilder.java

/**
 * @param scanJarsAtDir//from   w  w  w . jav  a  2 s.c o m
 * @return A Map(featureId -> featureVersion)
 */
public Map<String, String> scanFeatureVersionsAtDir(final String scanJarsAtDir) {
    final Map<String, String> featureVersions = new LinkedHashMap<String, String>();

    final File file = new File(scanJarsAtDir);
    if (!file.exists() || !file.isDirectory()) {
        log.error("Directory '" + file.getAbsolutePath() + "' does not exists.");
        return featureVersions;
    }

    for (final File jar : file.listFiles()) {
        if (jar.isFile() && jar.getName().toLowerCase().endsWith(".jar")) {
            try {
                final JarInputStream jarStream = new JarInputStream(
                        new BufferedInputStream(new FileInputStream(jar)));
                final Manifest manifest = jarStream.getManifest();
                final String featureId = manifest.getMainAttributes().getValue("FeatureBuilder-FeatureId");
                final String featureVersion = manifest.getMainAttributes()
                        .getValue("FeatureBuilder-FeatureVersion");

                if (featureId != null && featureVersion != null) {
                    featureVersions.put(featureId, featureVersion);
                }

            } catch (final FileNotFoundException e) {
                log.error("Errors while reading the Mainfest of: " + jar, e);
            } catch (final IOException e) {
                log.error("Errors while reading the Mainfest of: " + jar, e);
            }
        }
    }
    return featureVersions;
}

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From source file:org.apache.axis2.jaxws.framework.JAXWSDeployer.java

/**
 * Check if this inputstream is a jar/zip
 *
 * @param f - file/*ww  w .  jav  a 2 s .c  o m*/
 * @return true if inputstream is a jar
 */
public static boolean isJar(File f) {
    try {
        JarInputStream jis = new JarInputStream(new FileInputStream(f));
        if (jis.getNextEntry() != null) {
            return true;
        }
    } catch (IOException ioe) {
    }
    return false;
}

---

From source file:org.rhq.core.clientapi.descriptor.AgentPluginDescriptorUtil.java

/**
 * Loads a plugin descriptor from the given plugin jar and returns it.
 *
 * This is a static method to provide a convenience method for others to be able to use.
 *
 * @param pluginJarFileUrl URL to a plugin jar file
 * @return the plugin descriptor found in the given plugin jar file
 * @throws PluginContainerException if failed to find or parse a descriptor file in the plugin jar
 *//* w w  w.ja  v  a2 s  .c  o m*/
public static PluginDescriptor loadPluginDescriptorFromUrl(URL pluginJarFileUrl)
        throws PluginContainerException {

    final Log logger = LogFactory.getLog(AgentPluginDescriptorUtil.class);

    if (pluginJarFileUrl == null) {
        throw new PluginContainerException("A valid plugin JAR URL must be supplied.");
    }
    logger.debug("Loading plugin descriptor from plugin jar at [" + pluginJarFileUrl + "]...");

    testPluginJarIsReadable(pluginJarFileUrl);

    JarInputStream jis = null;
    JarEntry descriptorEntry = null;
    ValidationEventCollector validationEventCollector = new ValidationEventCollector();
    try {
        jis = new JarInputStream(pluginJarFileUrl.openStream());
        JarEntry nextEntry = jis.getNextJarEntry();
        while (nextEntry != null && descriptorEntry == null) {
            if (PLUGIN_DESCRIPTOR_PATH.equals(nextEntry.getName())) {
                descriptorEntry = nextEntry;
            } else {
                jis.closeEntry();
                nextEntry = jis.getNextJarEntry();
            }
        }

        if (descriptorEntry == null) {
            throw new Exception("The plugin descriptor does not exist");
        }

        return parsePluginDescriptor(jis, validationEventCollector);
    } catch (Exception e) {
        throw new PluginContainerException(
                "Could not successfully parse the plugin descriptor [" + PLUGIN_DESCRIPTOR_PATH
                        + "] found in plugin jar at [" + pluginJarFileUrl + "].",
                new WrappedRemotingException(e));
    } finally {
        if (jis != null) {
            try {
                jis.close();
            } catch (Exception e) {
                logger.warn("Cannot close jar stream [" + pluginJarFileUrl + "]. Cause: " + e);
            }
        }

        logValidationEvents(pluginJarFileUrl, validationEventCollector, logger);
    }
}

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From source file:org.xwiki.tool.packager.PackageMojo.java

private void generateConfigurationFiles(File configurationFileTargetDirectory) throws MojoExecutionException {
    VelocityContext context = createVelocityContext();
    Artifact configurationResourcesArtifact = this.factory.createArtifact("org.xwiki.platform",
            "xwiki-platform-tool-configuration-resources", this.project.getVersion(), "", "jar");
    resolveArtifact(configurationResourcesArtifact);

    configurationFileTargetDirectory.mkdirs();

    try {/* www  .  j  a v  a 2s . c om*/
        JarInputStream jarInputStream = new JarInputStream(
                new FileInputStream(configurationResourcesArtifact.getFile()));
        JarEntry entry;
        while ((entry = jarInputStream.getNextJarEntry()) != null) {
            if (entry.getName().endsWith(".vm")) {

                String fileName = entry.getName().replace(".vm", "");
                File outputFile = new File(configurationFileTargetDirectory, fileName);
                OutputStreamWriter writer = new OutputStreamWriter(new FileOutputStream(outputFile));
                getLog().info("Writing config file: " + outputFile);
                // Note: Init is done once even if this method is called several times...
                Velocity.init();
                Velocity.evaluate(context, writer, "", IOUtils.toString(jarInputStream));
                writer.close();
                jarInputStream.closeEntry();
            }
        }
        // Flush and close all the streams
        jarInputStream.close();
    } catch (Exception e) {
        throw new MojoExecutionException("Failed to extract configuration files", e);
    }
}

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From source file:com.facebook.buck.java.JarDirectoryStepTest.java

private Manifest jarDirectoryAndReadManifest(Manifest fromJar, Manifest fromUser, boolean mergeEntries)
        throws IOException {
    // Create a jar with a manifest we'd expect to see merged.
    Path originalJar = folder.newFile("unexpected.jar");
    JarOutputStream ignored = new JarOutputStream(Files.newOutputStream(originalJar), fromJar);
    ignored.close();/*from w  w  w  .j a v  a  2 s.co m*/

    // Now create the actual manifest
    Path manifestFile = folder.newFile("actual_manfiest.mf");
    try (OutputStream os = Files.newOutputStream(manifestFile)) {
        fromUser.write(os);
    }

    Path tmp = folder.newFolder();
    Path output = tmp.resolve("example.jar");
    JarDirectoryStep step = new JarDirectoryStep(new ProjectFilesystem(tmp), output,
            ImmutableSortedSet.of(originalJar), /* main class */ null, manifestFile, mergeEntries,
            /* blacklist */ ImmutableSet.<String>of());
    ExecutionContext context = TestExecutionContext.newInstance();
    step.execute(context);

    // Now verify that the created manifest matches the expected one.
    try (JarInputStream jis = new JarInputStream(Files.newInputStream(output))) {
        return jis.getManifest();
    }
}

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From source file:org.drools.guvnor.server.RepositoryModuleService.java

private JarInputStream typesForModel(List<String> res, AssetItem asset) throws IOException {
    if (!asset.isBinary()) {
        return null;
    }/*w ww  . j  av  a  2s .co m*/
    if (asset.getBinaryContentAttachment() == null) {
        return null;
    }

    JarInputStream jis;
    jis = new JarInputStream(asset.getBinaryContentAttachment());
    JarEntry entry = null;
    while ((entry = jis.getNextJarEntry()) != null) {
        if (!entry.isDirectory()) {
            if (entry.getName().endsWith(".class") && !entry.getName().endsWith("package-info.class")) {
                res.add(ModelContentHandler.convertPathToName(entry.getName()));
            }
        }
    }
    return jis;
}

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From source file:com.ecyrd.jspwiki.ui.TemplateManager.java

/**
 * List all installed i18n language properties
 * //from w ww.j a va2s. c o m
 * @param pageContext
 * @return map of installed Languages (with help of Juan Pablo Santos Rodriguez)
 * @since 2.7.x
 */
public Map listLanguages(PageContext pageContext) {
    LinkedHashMap<String, String> resultMap = new LinkedHashMap<String, String>();

    String clientLanguage = ((HttpServletRequest) pageContext.getRequest()).getLocale().toString();
    JarInputStream jarStream = null;

    try {
        JarEntry entry;
        InputStream inputStream = pageContext.getServletContext().getResourceAsStream(I18NRESOURCE_PATH);
        jarStream = new JarInputStream(inputStream);

        while ((entry = jarStream.getNextJarEntry()) != null) {
            String name = entry.getName();

            if (!entry.isDirectory() && name.startsWith(I18NRESOURCE_PREFIX)
                    && name.endsWith(I18NRESOURCE_SUFFIX)) {
                name = name.substring(I18NRESOURCE_PREFIX.length(), name.lastIndexOf(I18NRESOURCE_SUFFIX));

                Locale locale = new Locale(name.substring(0, 2),
                        ((name.indexOf("_") == -1) ? "" : name.substring(3, 5)));

                String defaultLanguage = "";

                if (clientLanguage.startsWith(name)) {
                    defaultLanguage = LocaleSupport.getLocalizedMessage(pageContext, I18NDEFAULT_LOCALE);
                }

                resultMap.put(name, locale.getDisplayName(locale) + " " + defaultLanguage);
            }
        }
    } catch (IOException ioe) {
        if (log.isDebugEnabled())
            log.debug("Could not search jar file '" + I18NRESOURCE_PATH
                    + "'for properties files due to an IOException: \n" + ioe.getMessage());
    } finally {
        if (jarStream != null) {
            try {
                jarStream.close();
            } catch (IOException e) {
            }
        }
    }

    return resultMap;
}

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