Example usage for java.lang Class getProtectionDomain

Introduction

In this page you can find the example usage for java.lang Class getProtectionDomain.

Prototype

public java.security.ProtectionDomain getProtectionDomain()

Source Link

Document

Returns the ProtectionDomain of this class.

Usage

From source file:org.covito.kit.utility.ClassUtil.java

public static URL getClassLocation(final String clsName) {
    if (clsName == null) {
        return null;
    }// w ww .  j  a  v  a2  s .c o  m
    Class cls = null;
    try {
        cls = Class.forName(clsName);
    } catch (Exception e) {
        return null;
    }
    URL result = null;
    final String clsAsResource = cls.getName().replace('.', '/').concat(".class");
    final ProtectionDomain pd = cls.getProtectionDomain();
    // java.lang.Class contract does not specify if 'pd' can ever be null;
    // it is not the case for Sun's implementations, but guard against null
    // just in case:
    if (pd != null) {
        final CodeSource cs = pd.getCodeSource();
        // 'cs' can be null depending on the classloader behavior:
        if (cs != null)
            result = cs.getLocation();
        if (result != null) {
            // Convert a code source location into a full class file
            // location
            // for some common cases:
            if ("file".equals(result.getProtocol())) {
                try {
                    if (result.toExternalForm().endsWith(".jar") || result.toExternalForm().endsWith(".zip"))
                        result = new URL(
                                "jar:".concat(result.toExternalForm()).concat("!/").concat(clsAsResource));
                    else if (new File(result.getFile()).isDirectory()) {
                        result = new URL(result, clsAsResource);
                    }
                } catch (MalformedURLException ignore) {
                }
            }
        }
    }
    if (result == null) {
        // Try to find 'cls' definition as a resource; this is not
        // documentd to be legal, but Sun's implementations seem to //allow
        // this:
        final ClassLoader clsLoader = cls.getClassLoader();
        result = clsLoader != null ? clsLoader.getResource(clsAsResource)
                : ClassLoader.getSystemResource(clsAsResource);
    }
    return result;
}

From source file:org.exnebula.bootstrap.BootConfigLocatorTest.java

private File getFileFromProtectionDomain(Class<?> targetClass) {
    return new File(targetClass.getProtectionDomain().getCodeSource().getLocation().getFile());
}

From source file:org.exnebula.bootstrap.BootConfigLocatorTest.java

private File getJarFileFromClass(Class<?> aClass) throws UnsupportedEncodingException {
    return new File(
            URLDecoder.decode(aClass.getProtectionDomain().getCodeSource().getLocation().getFile(), "UTF-8"));
}

From source file:org.jajuk.util.UtilSystem.java

/**
 * Return url of jar we are executing.//  w  ww  .  j a v a2s .com
 * 
 * This code no more work with last JRE 6  under JNLP (it returns only partial URL)
 * 
 * @param cClass 
 * 
 * @return URL of jar we are executing
 */
public static URL getJarLocation(final Class<?> cClass) {
    URL url = cClass.getProtectionDomain().getCodeSource().getLocation();
    if (UtilSystem.isUnderJNLP()) {
        Log.debug("JAR location: " + url.getFile());
    }
    return url;
}

From source file:org.java.plugin.standard.StandardPluginClassLoader.java

private static URL getClassBaseUrl(final Class cls) {
    ProtectionDomain pd = cls.getProtectionDomain();
    if (pd != null) {
        CodeSource cs = pd.getCodeSource();
        if (cs != null) {
            return cs.getLocation();
        }/*from w  ww . ja v  a  2 s.c o m*/
    }
    return null;
}

From source file:org.jbpm.bpel.tools.WscompileTool.java

/**
 * Gets the directory, JAR file or remote URL from which the given class was loaded.
 * @param c the class to be located//from  w w w .j a v a2  s  .  c  om
 * @return the location from which the class was loaded, or <code>null</code> if the origin of
 * the class is unknown
 */
private static String getLocation(Class c) {
    CodeSource codeSource = c.getProtectionDomain().getCodeSource();
    if (codeSource == null) {
        /*
         * The code source of a domain may be null. This is the case for classes included in the Java
         * platform. For example, the javax.xml.soap package is part of Java SE 6. Not much more can
         * be done here, so we just tell the caller the location is unknown.
         * 
         * Thanks to Bernd Ruecker of Camunda GmbH for catching this one.
         */
        return null;
    }
    URL url = codeSource.getLocation();

    if ("jar".equals(url.getProtocol())) {
        try {
            JarURLConnection urlConnection = (JarURLConnection) url.openConnection();
            url = urlConnection.getJarFileURL();
        } catch (IOException e) {
            log.debug("could not open connection to " + url, e);
        }
    }

    if (!"file".equals(url.getProtocol()))
        return url.toString();

    String fileName = url.getFile();
    try {
        fileName = URLDecoder.decode(fileName, "UTF-8");
    } catch (UnsupportedEncodingException e) {
        log.debug("UTF-8 not supported", e);
    }
    return new File(fileName).getAbsolutePath();
}

From source file:org.jfunktor.core.meta.api.MetaScanner.java

private void scanAndRegister(Class interfaceType) {
    for (Class impl : JMattrServiceLoader.load(interfaceType)) {
        impl.getProtectionDomain().getCodeSource().getLocation();
        if (impl.isAnnotationPresent(Provider.class)) {
            //Provider annotation = (Provider) impl.getAnnotation(Provider.class);

            try {
                validateType(interfaceType, impl);

                //do the required binding here
                proc.process(impl, registry);

                if (log.isTraceEnabled()) {
                    log.trace(String.format("Registered Provider %s", impl.getName()));
                }//from   w  w  w  . j a  v a2s  . c om
            } catch (NotAProviderException e) {
                log.error(String.format("Invalid Provider Definition ", impl.getName()), e);
            }
        } else {
            if (log.isInfoEnabled()) {
                log.info(String.format(
                        "Class %s does not seem to be annotated with Provider annotations. Pls check the implementation!",
                        impl));
            }
        }

    }

}

From source file:org.mousephenotype.dcc.utils.io.jar.JARUtils.java

public static <T> String getCwd(Class<T> clazz) {
    String path = clazz.getProtectionDomain().getCodeSource().getLocation().getPath();
    return path.substring(0, path.lastIndexOf(File.separator));
}

From source file:org.mousephenotype.dcc.utils.io.jar.JARUtils.java

public static <T> URL getURL(Class<T> clazz) {
    return clazz.getProtectionDomain().getCodeSource().getLocation();
}

From source file:org.mule.util.ClassUtils.java

public static URL getClassPathRoot(Class clazz) {
    CodeSource cs = clazz.getProtectionDomain().getCodeSource();
    return (cs != null ? cs.getLocation() : null);
}