Example usage for java.security PrivilegedAction PrivilegedAction

Introduction

In this page you can find the example usage for java.security PrivilegedAction PrivilegedAction.

Prototype

PrivilegedAction

Source Link

Usage

From source file:org.exoplatform.container.spring.SpringContainer.java

private <T> T getInstanceOfType(final Class<T> componentType) {
    T result;//from w  w  w  .  jav  a 2s  .co m
    PrivilegedAction<T> action = new PrivilegedAction<T>() {
        public T run() {
            String name = classToBeanName(componentType);
            if (ctx.containsBean(name) && componentType.isAssignableFrom(ctx.getType(name))) {
                return componentType.cast(ctx.getBean(name));
            }
            String[] names = ctx.getBeanNamesForType(componentType);
            if (names != null && names.length > 0) {
                return componentType.cast(ctx.getBean(names[0]));
            }
            return null;
        }
    };
    result = SecurityHelper.doPrivilegedAction(action);
    return result;
}

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From source file:org.apache.axis2.jaxws.lifecycle.BaseLifecycleManager.java

protected Method getPreDestroyMethod() {
    // REVIEW: This method should not be called in performant situations.
    // Plus the super class methods are not being considered 
    //return Method with @PreDestroy Annotation
    if (instance != null) {
        final Class endpointClazz = instance.getClass();
        Method[] methods = (Method[]) AccessController.doPrivileged(new PrivilegedAction() {
            public Object run() {
                return endpointClazz.getMethods();
            }//w  w  w  . j av  a  2 s .c o m
        });

        for (Method method : methods) {
            if (isPreDestroy(method)) {
                return method;
            }
        }
    }
    return null;
}

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From source file:org.apache.ranger.hive.client.HiveClient.java

public List<String> getTableList(String database, String tableNameMatching) {
    final String db = database;
    final String tblNameMatching = tableNameMatching;
    List<String> tableList = Subject.doAs(getLoginSubject(), new PrivilegedAction<List<String>>() {
        public List<String> run() {
            return getTblList(db, tblNameMatching);
        }/*  w  w w  . j av  a 2 s . c o m*/
    });
    return tableList;
}

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From source file:org.beangle.model.persist.hibernate.internal.ChainedClassLoader.java

/**
 * Adds a class loader defining the given class, to the chained class loader
 * space.//from  w  w  w . j av  a2  s .co  m
 * 
 * @param clazz
 */
public void addClassLoader(final Class<?> clazz) {
    Validate.notNull(clazz, "a non-null class required");
    if (System.getSecurityManager() != null) {
        addClassLoader(AccessController.doPrivileged(new PrivilegedAction<ClassLoader>() {
            public ClassLoader run() {
                return ClassUtils.getClassLoader(clazz);
            }
        }));
    } else {
        addClassLoader(ClassUtils.getClassLoader(clazz));
    }
}

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From source file:org.apache.axis2.deployment.util.Utils.java

public static boolean loadHandler(ClassLoader loader1, HandlerDescription desc) throws DeploymentException {
    String handlername = desc.getClassName();
    Handler handler;/*from   ww w.  j a v a 2s. c om*/
    try {
        final Class handlerClass = Loader.loadClass(loader1, handlername);
        Package aPackage = (Package) org.apache.axis2.java.security.AccessController
                .doPrivileged(new PrivilegedAction() {
                    public Object run() {
                        return handlerClass.getPackage();
                    }
                });
        if (aPackage != null && aPackage.getName().equals("org.apache.axis2.engine")) {
            String name = handlerClass.getName();
            log.warn("Dispatcher " + name + " is now deprecated.");
            if (name.indexOf("InstanceDispatcher") != -1) {
                log.warn("Please remove the entry for " + handlerClass.getName() + "from axis2.xml");
            } else {
                log.warn(
                        "Please edit axis2.xml and replace with the same class in org.apache.axis2.dispatchers package");
            }
        }
        handler = (Handler) org.apache.axis2.java.security.AccessController
                .doPrivileged(new PrivilegedExceptionAction() {
                    public Object run() throws InstantiationException, IllegalAccessException {
                        return handlerClass.newInstance();
                    }
                });
        handler.init(desc);
        desc.setHandler(handler);
    } catch (ClassNotFoundException e) {
        if (handlername.indexOf("jaxws") > 0) {
            log.warn("[JAXWS] - unable to load " + handlername);
            return false;
        }
        throw new DeploymentException(e);
    } catch (Exception e) {
        throw new DeploymentException(e);
    }
    return true;
}

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From source file:com.reelfx.controller.WindowsController.java

public void startRecording(AudioRecorder selectedAudio) {
    audioSource = selectedAudio;/* ww  w.j  a  v  a  2 s . c  o  m*/
    listener = this;

    recordingDone = false;

    AccessController.doPrivileged(new PrivilegedAction<Object>() {

        @Override
        public Object run() {

            deleteOutput();
            AudioRecorder.deleteOutput();
            stopped = false;
            if (audioSource != null) {
                mic = audioSource;
                mic.addProcessListener(listener);
                mic.startRecording();

                /*
                Mixer systemMixer = null;
                for(Mixer.Info info : AudioSystem.getMixerInfo())
                   // select the "stereo mix" on Windows
                    if(!info.getName().toLowerCase().contains("port")
                   && info.getName().toLowerCase().contains("stereo mix")
                   && AudioSystem.getMixer(info).getTargetLineInfo().length != 0)
                systemMixer = AudioSystem.getMixer(info);
                        
                if(systemMixer != null) {
                   systemAudio = new AudioRecorder(systemMixer);
                   //systemAudio.addProcessListener(listener);
                   systemAudio.startRecording();
                }
                */
            } else {
                logger.info("No audio source specified.");
                mic = null;
                systemAudio = null;
            }
            // start up ffmpeg
            screen.start();

            return null;
        }
    });
}

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From source file:jenkins.scm.api.SCMHeadMixinEqualityGenerator.java

/**
 * Get the {@link SCMHeadMixin.Equality} instance to use.
 *
 * @param type the {@link SCMHead} type.
 * @return the {@link SCMHeadMixin.Equality} instance.
 *///from w  w  w .  java 2s  .  c  om
@NonNull
static SCMHeadMixin.Equality getOrCreate(@NonNull Class<? extends SCMHead> type) {
    lock.readLock().lock();
    try {
        SCMHeadMixin.Equality result = mixinEqualities.get(type);
        if (result != null) {
            return result;
        }
    } finally {
        lock.readLock().unlock();
    }
    lock.writeLock().lock();
    try {
        SCMHeadMixin.Equality result = mixinEqualities.get(type);
        if (result != null) {
            // somebody else created it while we were waiting for the write lock
            return result;
        }
        final ClassLoader loader = type.getClassLoader();
        SCMHeadMixinEqualityGenerator generator;
        generator = generators.get(loader);
        if (generator == null) {
            generator = AccessController.doPrivileged(new PrivilegedAction<SCMHeadMixinEqualityGenerator>() {
                @Override
                public SCMHeadMixinEqualityGenerator run() {
                    return new SCMHeadMixinEqualityGenerator(loader);
                }
            });
            generators.put(loader, generator);
        }
        result = generator.create(type);
        mixinEqualities.put(type, result);
        return result;
    } finally {
        lock.writeLock().unlock();
    }
}

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From source file:org.apache.ranger.hadoop.client.HadoopFS.java

public List<String> listFiles(final String baseDir, final String fileMatching) {

    PrivilegedAction<List<String>> action = new PrivilegedAction<List<String>>() {
        @Override//from   w w  w .  ja  v  a 2  s .  c  o m
        public List<String> run() {
            return listFilesInternal(baseDir, fileMatching);
        }

    };
    return Subject.doAs(getLoginSubject(), action);
}

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From source file:org.apache.river.container.classloading.VirtualFileSystemClassLoader.java

@Override
public Enumeration<URL> findResources(final String name) throws IOException {

    Enumeration result = (Enumeration) Security.doPrivileged(new PrivilegedAction<Enumeration>() {

        public Enumeration run() {
            List<URL> urlList = new ArrayList<URL>();
            try {

                List<FileObject> foList = findResourceFileObjects(name);
                for (FileObject fo : foList) {
                    urlList.add(fo.getURL());
                }//  w  w  w.jav  a  2s .  co m
            } catch (FileSystemException ex) {
                Logger.getLogger(VirtualFileSystemClassLoader.class.getName()).log(Level.SEVERE, null, ex);
            }
            return Collections.enumeration(urlList);
        }
    });
    return result;
}

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From source file:tools.xor.util.ClassUtil.java

/** 
 * Invoke the given method as a privileged action, if necessary. 
 * @param target the object on which the method needs to be invoked
 * @param field we are reading or writing
 * @param value to set in the field/*w  w w.  j  a  v  a2  s  . c om*/
 * @param read true if this a read operation
 * @return result of the invocation
 * @throws InvocationTargetException while invoking the method
 * @throws IllegalAccessException when accessing the meta data
 */
public static Object invokeFieldAsPrivileged(final Object target, final Field field, final Object value,
        final boolean read) throws InvocationTargetException, IllegalAccessException {

    if (Modifier.isPublic(field.getModifiers())) {
        Object readValue = null;
        if (read)
            readValue = field.get(target);
        else
            field.set(target, value);
        return readValue;
    } else {
        return AccessController.doPrivileged(new PrivilegedAction<Object>() {
            public Object run() {
                field.setAccessible(true);
                Object readValue = null;
                try {
                    if (read)
                        readValue = field.get(target);
                    else
                        field.set(target, value);
                } catch (Exception e) {
                    throw wrapRun(e);
                }
                return readValue;
            }
        });
    }
}

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