Java Code Examples for java.util.jar.Attributes#containsKey()

The following examples show how to use java.util.jar.Attributes#containsKey() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: JarManifestEntriesTestIT.java    From jgitver with Apache License 2.0 6 votes vote down vote up 
private Manifest jgitverManifestOrEmpty() {
    try {
        Enumeration<URL> resources = getClass().getClassLoader().getResources("META-INF/MANIFEST.MF");
        while (resources.hasMoreElements()) {
            URL url = resources.nextElement();
            Manifest manifest = new Manifest(url.openStream());
            Attributes mfAttrs = manifest.getMainAttributes();
            Attributes.Name attributeName = new Attributes.Name(X_MAVEN_COORDINATES);
            if (mfAttrs.containsKey(attributeName) && mfAttrs.getValue(attributeName).startsWith("fr.brouillard.oss:jgitver")) {
                return manifest;
            }
        }
    } catch (IOException ignore) {
        // expected
    }
    return new Manifest();
}
Example 2
Source File: LauncherHelper.java    From TencentKona-8 with GNU General Public License v2.0 5 votes vote down vote up 
static String getMainClassFromJar(String jarname) {
    String mainValue = null;
    try (JarFile jarFile = new JarFile(jarname)) {
        Manifest manifest = jarFile.getManifest();
        if (manifest == null) {
            abort(null, "java.launcher.jar.error2", jarname);
        }
        Attributes mainAttrs = manifest.getMainAttributes();
        if (mainAttrs == null) {
            abort(null, "java.launcher.jar.error3", jarname);
        }
        mainValue = mainAttrs.getValue(MAIN_CLASS);
        if (mainValue == null) {
            abort(null, "java.launcher.jar.error3", jarname);
        }

        /*
         * Hand off to FXHelper if it detects a JavaFX application
         * This must be done after ensuring a Main-Class entry
         * exists to enforce compliance with the jar specification
         */
        if (mainAttrs.containsKey(
                new Attributes.Name(FXHelper.JAVAFX_APPLICATION_MARKER))) {
            return FXHelper.class.getName();
        }

        return mainValue.trim();
    } catch (IOException ioe) {
        abort(ioe, "java.launcher.jar.error1", jarname);
    }
    return null;
}
Example 3
Source File: JkManifest.java    From jeka with Apache License 2.0 5 votes vote down vote up 
/**
 * Returns <code>true</code> if this manifest has no entry or has only
 * "Manifest-Version" entry.
 */
public boolean isEmpty() {
    final Attributes mainAttributes = manifest.getMainAttributes();
    if (mainAttributes.size() > 1) {
        return false;
    }
    if (mainAttributes.size() == 1
            && !mainAttributes.containsKey(Attributes.Name.MANIFEST_VERSION)) {
        return false;
    }
    return manifest.getEntries().size() == 0;
}
Example 4
Source File: LauncherHelper.java    From jdk8u-dev-jdk with GNU General Public License v2.0 5 votes vote down vote up 
static String getMainClassFromJar(String jarname) {
    String mainValue = null;
    try (JarFile jarFile = new JarFile(jarname)) {
        Manifest manifest = jarFile.getManifest();
        if (manifest == null) {
            abort(null, "java.launcher.jar.error2", jarname);
        }
        Attributes mainAttrs = manifest.getMainAttributes();
        if (mainAttrs == null) {
            abort(null, "java.launcher.jar.error3", jarname);
        }
        mainValue = mainAttrs.getValue(MAIN_CLASS);
        if (mainValue == null) {
            abort(null, "java.launcher.jar.error3", jarname);
        }

        /*
         * Hand off to FXHelper if it detects a JavaFX application
         * This must be done after ensuring a Main-Class entry
         * exists to enforce compliance with the jar specification
         */
        if (mainAttrs.containsKey(
                new Attributes.Name(FXHelper.JAVAFX_APPLICATION_MARKER))) {
            return FXHelper.class.getName();
        }

        return mainValue.trim();
    } catch (IOException ioe) {
        abort(ioe, "java.launcher.jar.error1", jarname);
    }
    return null;
}
Example 5
Source File: LauncherHelper.java    From jdk8u-jdk with GNU General Public License v2.0 5 votes vote down vote up 
static String getMainClassFromJar(String jarname) {
    String mainValue = null;
    try (JarFile jarFile = new JarFile(jarname)) {
        Manifest manifest = jarFile.getManifest();
        if (manifest == null) {
            abort(null, "java.launcher.jar.error2", jarname);
        }
        Attributes mainAttrs = manifest.getMainAttributes();
        if (mainAttrs == null) {
            abort(null, "java.launcher.jar.error3", jarname);
        }
        mainValue = mainAttrs.getValue(MAIN_CLASS);
        if (mainValue == null) {
            abort(null, "java.launcher.jar.error3", jarname);
        }

        /*
         * Hand off to FXHelper if it detects a JavaFX application
         * This must be done after ensuring a Main-Class entry
         * exists to enforce compliance with the jar specification
         */
        if (mainAttrs.containsKey(
                new Attributes.Name(FXHelper.JAVAFX_APPLICATION_MARKER))) {
            return FXHelper.class.getName();
        }

        return mainValue.trim();
    } catch (IOException ioe) {
        abort(ioe, "java.launcher.jar.error1", jarname);
    }
    return null;
}
Example 6
Source File: LibraryUtil.java    From jeddict with Apache License 2.0 5 votes vote down vote up 
public static String getLibrary(ClassPath classPath, String resource) {
    // Find as resource as a class
    String classNameAsPath = resource.replace('.', '/') + ".class";
    FileObject classResource = classPath.findResource(classNameAsPath);
    if (classResource == null) {
        // Find as resource as a package
        classNameAsPath = resource.replace('.', '/');
        classResource = classPath.findResource(classNameAsPath);

    }
    if (classResource != null) {
        FileObject archiveFile = FileUtil.getArchiveFile(classResource);
        if (archiveFile != null && FileUtil.isArchiveFile(archiveFile)) {
            File toFile = FileUtil.toFile(archiveFile);
            try {
                JarFile jf = new JarFile(toFile);
                Manifest manifest = jf.getManifest();
                Attributes mainAttributes = manifest.getMainAttributes();

                // Find library version by Bundle information (Eclipse/OSGi)
                if (mainAttributes.containsKey(BUNDLE_NAME) && mainAttributes.containsKey(BUNDLE_VERSION)) {
                    if (!mainAttributes.getValue(BUNDLE_NAME).isEmpty()) {
                        return mainAttributes.getValue(BUNDLE_NAME);
                    }
                }

                // If unsuccessful, try by default Manifest Headers
                if (mainAttributes.containsKey(Name.IMPLEMENTATION_TITLE) && mainAttributes.containsKey(Name.IMPLEMENTATION_VERSION)) {
                    if (!mainAttributes.getValue(Name.IMPLEMENTATION_TITLE).isEmpty()) {
                        return mainAttributes.getValue(Name.IMPLEMENTATION_TITLE);
                    }
                }
            } catch (IOException ex) {
                Exceptions.printStackTrace(ex);
            }
        }

    }
    return null;
}
Example 7
Source File: LauncherHelper.java    From jdk8u_jdk with GNU General Public License v2.0 5 votes vote down vote up 
static String getMainClassFromJar(String jarname) {
    String mainValue = null;
    try (JarFile jarFile = new JarFile(jarname)) {
        Manifest manifest = jarFile.getManifest();
        if (manifest == null) {
            abort(null, "java.launcher.jar.error2", jarname);
        }
        Attributes mainAttrs = manifest.getMainAttributes();
        if (mainAttrs == null) {
            abort(null, "java.launcher.jar.error3", jarname);
        }
        mainValue = mainAttrs.getValue(MAIN_CLASS);
        if (mainValue == null) {
            abort(null, "java.launcher.jar.error3", jarname);
        }

        /*
         * Hand off to FXHelper if it detects a JavaFX application
         * This must be done after ensuring a Main-Class entry
         * exists to enforce compliance with the jar specification
         */
        if (mainAttrs.containsKey(
                new Attributes.Name(FXHelper.JAVAFX_APPLICATION_MARKER))) {
            return FXHelper.class.getName();
        }

        return mainValue.trim();
    } catch (IOException ioe) {
        abort(ioe, "java.launcher.jar.error1", jarname);
    }
    return null;
}
Example 8
Source File: LauncherHelper.java    From openjdk-8 with GNU General Public License v2.0 5 votes vote down vote up 
static String getMainClassFromJar(String jarname) {
    String mainValue = null;
    try (JarFile jarFile = new JarFile(jarname)) {
        Manifest manifest = jarFile.getManifest();
        if (manifest == null) {
            abort(null, "java.launcher.jar.error2", jarname);
        }
        Attributes mainAttrs = manifest.getMainAttributes();
        if (mainAttrs == null) {
            abort(null, "java.launcher.jar.error3", jarname);
        }
        mainValue = mainAttrs.getValue(MAIN_CLASS);
        if (mainValue == null) {
            abort(null, "java.launcher.jar.error3", jarname);
        }

        /*
         * Hand off to FXHelper if it detects a JavaFX application
         * This must be done after ensuring a Main-Class entry
         * exists to enforce compliance with the jar specification
         */
        if (mainAttrs.containsKey(
                new Attributes.Name(FXHelper.JAVAFX_APPLICATION_MARKER))) {
            return FXHelper.class.getName();
        }

        return mainValue.trim();
    } catch (IOException ioe) {
        abort(ioe, "java.launcher.jar.error1", jarname);
    }
    return null;
}
Example 9
Source File: ModulePackager.java    From snap-desktop with GNU General Public License v3.0 5 votes vote down vote up 
public static String getAdapterAlias(File jarFile) throws IOException {
    String version = null;
    JarFile jar = new JarFile(jarFile);
    Attributes attributes = jar.getManifest().getMainAttributes();
    if (attributes.containsKey(ATTR_MODULE_ALIAS)) {
        version = attributes.getValue(ATTR_MODULE_ALIAS);
    }
    jar.close();
    return version;
}
Example 10
Source File: LauncherHelper.java    From hottub with GNU General Public License v2.0 5 votes vote down vote up 
static String getMainClassFromJar(String jarname) {
    String mainValue = null;
    try (JarFile jarFile = new JarFile(jarname)) {
        Manifest manifest = jarFile.getManifest();
        if (manifest == null) {
            abort(null, "java.launcher.jar.error2", jarname);
        }
        Attributes mainAttrs = manifest.getMainAttributes();
        if (mainAttrs == null) {
            abort(null, "java.launcher.jar.error3", jarname);
        }
        mainValue = mainAttrs.getValue(MAIN_CLASS);
        if (mainValue == null) {
            abort(null, "java.launcher.jar.error3", jarname);
        }

        /*
         * Hand off to FXHelper if it detects a JavaFX application
         * This must be done after ensuring a Main-Class entry
         * exists to enforce compliance with the jar specification
         */
        if (mainAttrs.containsKey(
                new Attributes.Name(FXHelper.JAVAFX_APPLICATION_MARKER))) {
            return FXHelper.class.getName();
        }

        return mainValue.trim();
    } catch (IOException ioe) {
        abort(ioe, "java.launcher.jar.error1", jarname);
    }
    return null;
}
Example 11
Source File: LauncherHelper.java    From jdk8u-jdk with GNU General Public License v2.0 5 votes vote down vote up 
static String getMainClassFromJar(String jarname) {
    String mainValue = null;
    try (JarFile jarFile = new JarFile(jarname)) {
        Manifest manifest = jarFile.getManifest();
        if (manifest == null) {
            abort(null, "java.launcher.jar.error2", jarname);
        }
        Attributes mainAttrs = manifest.getMainAttributes();
        if (mainAttrs == null) {
            abort(null, "java.launcher.jar.error3", jarname);
        }
        mainValue = mainAttrs.getValue(MAIN_CLASS);
        if (mainValue == null) {
            abort(null, "java.launcher.jar.error3", jarname);
        }

        /*
         * Hand off to FXHelper if it detects a JavaFX application
         * This must be done after ensuring a Main-Class entry
         * exists to enforce compliance with the jar specification
         */
        if (mainAttrs.containsKey(
                new Attributes.Name(FXHelper.JAVAFX_APPLICATION_MARKER))) {
            return FXHelper.class.getName();
        }

        return mainValue.trim();
    } catch (IOException ioe) {
        abort(ioe, "java.launcher.jar.error1", jarname);
    }
    return null;
}
Example 12
Source File: LauncherHelper.java    From openjdk-jdk8u-backup with GNU General Public License v2.0 5 votes vote down vote up 
static String getMainClassFromJar(String jarname) {
    String mainValue = null;
    try (JarFile jarFile = new JarFile(jarname)) {
        Manifest manifest = jarFile.getManifest();
        if (manifest == null) {
            abort(null, "java.launcher.jar.error2", jarname);
        }
        Attributes mainAttrs = manifest.getMainAttributes();
        if (mainAttrs == null) {
            abort(null, "java.launcher.jar.error3", jarname);
        }
        mainValue = mainAttrs.getValue(MAIN_CLASS);
        if (mainValue == null) {
            abort(null, "java.launcher.jar.error3", jarname);
        }

        /*
         * Hand off to FXHelper if it detects a JavaFX application
         * This must be done after ensuring a Main-Class entry
         * exists to enforce compliance with the jar specification
         */
        if (mainAttrs.containsKey(
                new Attributes.Name(FXHelper.JAVAFX_APPLICATION_MARKER))) {
            return FXHelper.class.getName();
        }

        return mainValue.trim();
    } catch (IOException ioe) {
        abort(ioe, "java.launcher.jar.error1", jarname);
    }
    return null;
}
Example 13
Source File: ModulePackager.java    From snap-desktop with GNU General Public License v3.0 5 votes vote down vote up 
public static String getAdapterVersion(File jarFile) throws IOException {
    String version = null;
    JarFile jar = new JarFile(jarFile);
    Attributes attributes = jar.getManifest().getMainAttributes();
    if (attributes.containsKey(ATTR_MODULE_IMPLEMENTATION)) {
        version = attributes.getValue(ATTR_MODULE_IMPLEMENTATION);
    }
    jar.close();
    return version;
}
Example 14
Source File: LauncherHelper.java    From openjdk-jdk8u with GNU General Public License v2.0 5 votes vote down vote up 
static String getMainClassFromJar(String jarname) {
    String mainValue = null;
    try (JarFile jarFile = new JarFile(jarname)) {
        Manifest manifest = jarFile.getManifest();
        if (manifest == null) {
            abort(null, "java.launcher.jar.error2", jarname);
        }
        Attributes mainAttrs = manifest.getMainAttributes();
        if (mainAttrs == null) {
            abort(null, "java.launcher.jar.error3", jarname);
        }
        mainValue = mainAttrs.getValue(MAIN_CLASS);
        if (mainValue == null) {
            abort(null, "java.launcher.jar.error3", jarname);
        }

        /*
         * Hand off to FXHelper if it detects a JavaFX application
         * This must be done after ensuring a Main-Class entry
         * exists to enforce compliance with the jar specification
         */
        if (mainAttrs.containsKey(
                new Attributes.Name(FXHelper.JAVAFX_APPLICATION_MARKER))) {
            return FXHelper.class.getName();
        }

        return mainValue.trim();
    } catch (IOException ioe) {
        abort(ioe, "java.launcher.jar.error1", jarname);
    }
    return null;
}
Example 15
Source File: LauncherHelper.java    From jdk8u60 with GNU General Public License v2.0 5 votes vote down vote up 
static String getMainClassFromJar(String jarname) {
    String mainValue = null;
    try (JarFile jarFile = new JarFile(jarname)) {
        Manifest manifest = jarFile.getManifest();
        if (manifest == null) {
            abort(null, "java.launcher.jar.error2", jarname);
        }
        Attributes mainAttrs = manifest.getMainAttributes();
        if (mainAttrs == null) {
            abort(null, "java.launcher.jar.error3", jarname);
        }
        mainValue = mainAttrs.getValue(MAIN_CLASS);
        if (mainValue == null) {
            abort(null, "java.launcher.jar.error3", jarname);
        }

        /*
         * Hand off to FXHelper if it detects a JavaFX application
         * This must be done after ensuring a Main-Class entry
         * exists to enforce compliance with the jar specification
         */
        if (mainAttrs.containsKey(
                new Attributes.Name(FXHelper.JAVAFX_APPLICATION_MARKER))) {
            return FXHelper.class.getName();
        }

        return mainValue.trim();
    } catch (IOException ioe) {
        abort(ioe, "java.launcher.jar.error1", jarname);
    }
    return null;
}
Example 16
Source File: LauncherHelper.java    From dragonwell8_jdk with GNU General Public License v2.0 5 votes vote down vote up 
static String getMainClassFromJar(String jarname) {
    String mainValue = null;
    try (JarFile jarFile = new JarFile(jarname)) {
        Manifest manifest = jarFile.getManifest();
        if (manifest == null) {
            abort(null, "java.launcher.jar.error2", jarname);
        }
        Attributes mainAttrs = manifest.getMainAttributes();
        if (mainAttrs == null) {
            abort(null, "java.launcher.jar.error3", jarname);
        }
        mainValue = mainAttrs.getValue(MAIN_CLASS);
        if (mainValue == null) {
            abort(null, "java.launcher.jar.error3", jarname);
        }

        /*
         * Hand off to FXHelper if it detects a JavaFX application
         * This must be done after ensuring a Main-Class entry
         * exists to enforce compliance with the jar specification
         */
        if (mainAttrs.containsKey(
                new Attributes.Name(FXHelper.JAVAFX_APPLICATION_MARKER))) {
            return FXHelper.class.getName();
        }

        return mainValue.trim();
    } catch (IOException ioe) {
        abort(ioe, "java.launcher.jar.error1", jarname);
    }
    return null;
}
Example 17
Source File: LauncherHelper.java    From openjdk-jdk9 with GNU General Public License v2.0 4 votes vote down vote up 
static String getMainClassFromJar(String jarname) {
    String mainValue;
    try (JarFile jarFile = new JarFile(jarname)) {
        Manifest manifest = jarFile.getManifest();
        if (manifest == null) {
            abort(null, "java.launcher.jar.error2", jarname);
        }
        Attributes mainAttrs = manifest.getMainAttributes();
        if (mainAttrs == null) {
            abort(null, "java.launcher.jar.error3", jarname);
        }

        // Main-Class
        mainValue = mainAttrs.getValue(MAIN_CLASS);
        if (mainValue == null) {
            abort(null, "java.launcher.jar.error3", jarname);
        }

        // Launcher-Agent-Class (only check for this when Main-Class present)
        String agentClass = mainAttrs.getValue(LAUNCHER_AGENT_CLASS);
        if (agentClass != null) {
            ModuleLayer.boot().findModule("java.instrument").ifPresent(m -> {
                try {
                    String cn = "sun.instrument.InstrumentationImpl";
                    Class<?> clazz = Class.forName(cn, false, null);
                    Method loadAgent = clazz.getMethod("loadAgent", String.class);
                    loadAgent.invoke(null, jarname);
                } catch (Throwable e) {
                    if (e instanceof InvocationTargetException) e = e.getCause();
                    abort(e, "java.launcher.jar.error4", jarname);
                }
            });
        }

        // Add-Exports and Add-Opens
        String exports = mainAttrs.getValue(ADD_EXPORTS);
        if (exports != null) {
            addExportsOrOpens(exports, false);
        }
        String opens = mainAttrs.getValue(ADD_OPENS);
        if (opens != null) {
            addExportsOrOpens(opens, true);
        }

        /*
         * Hand off to FXHelper if it detects a JavaFX application
         * This must be done after ensuring a Main-Class entry
         * exists to enforce compliance with the jar specification
         */
        if (mainAttrs.containsKey(
                new Attributes.Name(JAVAFX_APPLICATION_MARKER))) {
            FXHelper.setFXLaunchParameters(jarname, LM_JAR);
            return FXHelper.class.getName();
        }

        return mainValue.trim();
    } catch (IOException ioe) {
        abort(ioe, "java.launcher.jar.error1", jarname);
    }
    return null;
}
Example 18
Source File: MCRRuntimeComponentDetector.java    From mycore with GNU General Public License v3.0 4 votes vote down vote up 
private static MCRComponent buildComponent(Manifest manifest, URL manifestURL) throws IOException {
    Attributes mainAttributes = manifest.getMainAttributes();
    String artifactId = mainAttributes.getValue(ATT_MCR_ARTIFACT_ID);
    String pomPropertiesPath = mainAttributes.getValue(ATT_POM);
    boolean usePomProperties = false;

    if (artifactId == null) {
        if (!mainAttributes.containsKey(ATT_POM)) {
            return null;
        }

        if (pomPropertiesPath == null) {
            return null;
        }

        try (InputStream pi = MCRClassTools.getClassLoader().getResourceAsStream(
            pomPropertiesPath)) {
            if (pi == null) {
                LOGGER.warn("Manifest entry {} set to \"{}\", but resource could not be loaded.", ATT_POM,
                    pomPropertiesPath);
                return null;
            }
            Properties pomProperties = new Properties();
            pomProperties.load(pi);
            artifactId = (String) pomProperties.get("artifactId");
            usePomProperties = true;
        }
    }

    if (artifactId != null && artifactId.startsWith("mycore-")
        || mainAttributes.containsKey(ATT_MCR_APPLICATION_MODULE)) {
        if (usePomProperties) {
            LOGGER.warn("No Attribute \"{}\" in Manifest of {}.", ATT_MCR_ARTIFACT_ID,
                mainAttributes.getValue(ATT_MCR_APPLICATION_MODULE));
            LOGGER.warn("Change this in the future, pom.properties path definition is deprecated.");
            LOGGER.info("Using artifactId in {}.", pomPropertiesPath);
        }

        return new MCRComponent(artifactId, manifest, extractJarFile(manifestURL));
    }
    return null;
}
Example 19
Source File: LauncherHelper.java    From Bytecoder with Apache License 2.0 4 votes vote down vote up 
static String getMainClassFromJar(String jarname) {
    String mainValue;
    try (JarFile jarFile = new JarFile(jarname)) {
        Manifest manifest = jarFile.getManifest();
        if (manifest == null) {
            abort(null, "java.launcher.jar.error2", jarname);
        }
        Attributes mainAttrs = manifest.getMainAttributes();
        if (mainAttrs == null) {
            abort(null, "java.launcher.jar.error3", jarname);
        }

        // Main-Class
        mainValue = mainAttrs.getValue(MAIN_CLASS);
        if (mainValue == null) {
            abort(null, "java.launcher.jar.error3", jarname);
        }

        // Launcher-Agent-Class (only check for this when Main-Class present)
        String agentClass = mainAttrs.getValue(LAUNCHER_AGENT_CLASS);
        if (agentClass != null) {
            ModuleLayer.boot().findModule("java.instrument").ifPresent(m -> {
                try {
                    String cn = "sun.instrument.InstrumentationImpl";
                    Class<?> clazz = Class.forName(cn, false, null);
                    Method loadAgent = clazz.getMethod("loadAgent", String.class);
                    loadAgent.invoke(null, jarname);
                } catch (Throwable e) {
                    if (e instanceof InvocationTargetException) e = e.getCause();
                    abort(e, "java.launcher.jar.error4", jarname);
                }
            });
        }

        // Add-Exports and Add-Opens
        String exports = mainAttrs.getValue(ADD_EXPORTS);
        if (exports != null) {
            addExportsOrOpens(exports, false);
        }
        String opens = mainAttrs.getValue(ADD_OPENS);
        if (opens != null) {
            addExportsOrOpens(opens, true);
        }

        /*
         * Hand off to FXHelper if it detects a JavaFX application
         * This must be done after ensuring a Main-Class entry
         * exists to enforce compliance with the jar specification
         */
        if (mainAttrs.containsKey(
                new Attributes.Name(JAVAFX_APPLICATION_MARKER))) {
            FXHelper.setFXLaunchParameters(jarname, LM_JAR);
            return FXHelper.class.getName();
        }

        return mainValue.trim();
    } catch (IOException ioe) {
        abort(ioe, "java.launcher.jar.error1", jarname);
    }
    return null;
}
Example 20
Source File: EmbeddedFelixFramework.java    From brooklyn-server with Apache License 2.0 4 votes vote down vote up 
private static boolean isValidBundle(Manifest manifest) {
    Attributes atts = manifest.getMainAttributes();
    return atts.containsKey(new Attributes.Name(Constants.BUNDLE_MANIFESTVERSION));
}