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.apache.ranger.services.sqoop.client.SqoopClient.java

public List<String> getLinkList(final String linkMatching, final List<String> existingLinks) {
    if (LOG.isDebugEnabled()) {
        LOG.debug(/*  www .  j  av  a2s.co m*/
                "Get sqoop link list for linkMatching: " + linkMatching + ", existingLinks: " + existingLinks);
    }
    Subject subj = getLoginSubject();
    if (subj == null) {
        return Collections.emptyList();
    }

    List<String> ret = Subject.doAs(subj, new PrivilegedAction<List<String>>() {

        @Override
        public List<String> run() {

            ClientResponse response = getClientResponse(sqoopUrl, SQOOP_LINK_API_ENDPOINT, userName);

            SqoopLinksResponse sqoopLinksResponse = getSqoopResourceResponse(response,
                    SqoopLinksResponse.class);
            if (sqoopLinksResponse == null || CollectionUtils.isEmpty(sqoopLinksResponse.getLinks())) {
                return Collections.emptyList();
            }
            List<String> linkResponses = new ArrayList<>();
            for (SqoopLinkResponse sqoopLinkResponse : sqoopLinksResponse.getLinks()) {
                linkResponses.add(sqoopLinkResponse.getName());
            }

            List<String> links = null;
            if (CollectionUtils.isNotEmpty(linkResponses)) {
                links = filterResourceFromResponse(linkMatching, existingLinks, linkResponses);
            }
            return links;
        }
    });

    if (LOG.isDebugEnabled()) {
        LOG.debug("Get sqoop link list result: " + ret);
    }
    return ret;
}

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From source file:com.stratuscom.harvester.classloading.VirtualFileSystemClassLoader.java

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

    if (log.isLoggable(Level.FINE)) {
        log.fine("findResourceFileObjects(" + name + ")");
    }/*from  w w  w . jav  a2s .c  o  m*/
    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());
                    if (log.isLoggable(Level.FINE)) {
                        log.fine("..found file object with URL:" + fo.getURL());
                        log.fine("..trying to open it");
                    }
                    /* For unknown reasons, actually getting the resources
                    will fail iff the target folder is not under the current working
                    directory, unless we try to open it while we're here.
                    */
                    InputStream in = null;
                    //BufferedReader r = null;
                    try {
                        in = fo.getURL().openStream();
                        //r = new BufferedReader(new InputStreamReader(in, "utf-8"));

                    } catch (Exception x) {
                        log.log(Level.FINE, "..Got an exception:" + x);
                    } finally {
                        try {
                            //                                if (r != null) {
                            //                                    r.close();
                            //                                }
                            if (in != null) {
                                in.close();
                            }
                        } catch (IOException y) {
                            log.log(Level.FINE, "..Additionally, got an exception on close:" + y);
                        }
                    }

                }
            } 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:org.eclipse.gemini.blueprint.extender.internal.support.NamespacePlugins.java

public NamespaceHandler resolve(final String namespaceUri) {
    if (System.getSecurityManager() != null) {
        return AccessController.doPrivileged(new PrivilegedAction<NamespaceHandler>() {

            public NamespaceHandler run() {
                return doResolve(namespaceUri);
            }/*  www  .  j  ava 2  s.c om*/
        });

    } else {
        return doResolve(namespaceUri);
    }
}

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From source file:org.elasticsearch.hadoop.script.GroovyScriptEngineService.java

@Override
public Object compile(String scriptName, String scriptSource, Map<String, String> params) {
    // Create the script class name
    String className = MessageDigests
            .toHexString(MessageDigests.sha1().digest(scriptSource.getBytes(StandardCharsets.UTF_8)));

    final SecurityManager sm = System.getSecurityManager();
    if (sm != null) {
        sm.checkPermission(new SpecialPermission());
    }//from   w ww.  j a v  a  2  s. c om
    return AccessController.doPrivileged(new PrivilegedAction<Object>() {
        @Override
        public Object run() {
            try {
                GroovyCodeSource codeSource = new GroovyCodeSource(scriptSource, className,
                        BootstrapInfo.UNTRUSTED_CODEBASE);
                codeSource.setCachable(false);

                CompilerConfiguration configuration = new CompilerConfiguration()
                        .addCompilationCustomizers(new ImportCustomizer().addStarImports("org.joda.time")
                                .addStaticStars("java.lang.Math"))
                        .addCompilationCustomizers(new GroovyBigDecimalTransformer(CompilePhase.CONVERSION));

                // always enable invokeDynamic, not the crazy softreference-based stuff
                configuration.getOptimizationOptions().put(GROOVY_INDY_SETTING_NAME, true);

                GroovyClassLoader groovyClassLoader = new GroovyClassLoader(loader, configuration);
                return groovyClassLoader.parseClass(codeSource);
            } catch (Exception e) {
                if (log.isTraceEnabled()) {
                    log.trace("Exception compiling Groovy script:", e);
                }
                throw convertToScriptException("Error compiling script " + className, scriptSource, e);
            }
        }
    });
}

---

From source file:org.jwebsocket.plugins.scripting.app.js.JavaScriptApp.java

/**
 * {@inheritDoc }//from w  w w  . j av  a  2s. c o  m
 *
 * @param aObjectId
 * @param aMethod
 * @param aArgs
 * @return
 * @throws java.lang.Exception
 */
@Override
public Object callMethod(final String aObjectId, final String aMethod, final Collection aArgs)
        throws Exception {
    final Invocable lInvocable = (Invocable) getScriptApp();
    Boolean lExists = (Boolean) lInvocable.invokeMethod(mApp, "isPublished", new Object[] { aObjectId });
    Assert.isTrue(lExists, "The object with id ' " + aObjectId + "' is not published for client access!");

    // getting scripting plugin settings
    Settings lSettings = (Settings) JWebSocketBeanFactory.getInstance(ScriptingPlugIn.NS)
            .getBean("org.jwebsocket.plugins.scripting.settings");

    // calling method into a security sandbox
    return Tools.doPrivileged(lSettings.getAppPermissions(getName(), getPath()),
            new PrivilegedAction<Object>() {
                @Override
                public Object run() {
                    // invoking method
                    try {
                        return lInvocable.invokeMethod(mApp, "invokeObject",
                                new Object[] { aObjectId, aMethod, aArgs });
                    } catch (Exception lEx) {
                        throw new RuntimeException(lEx);
                    }
                }
            });
}

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

protected boolean isPreDestroy(final Method method) {
    Annotation[] annotations = (Annotation[]) AccessController.doPrivileged(new PrivilegedAction() {
        public Object run() {
            return method.getDeclaredAnnotations();
        }//from www  .  jav a  2s. c om
    });
    for (Annotation annotation : annotations) {
        return PreDestroy.class.isAssignableFrom(annotation.annotationType());
    }
    return false;
}

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From source file:org.rhq.enterprise.client.LocalClient.java

@Override
public CallTimeDataManagerRemote getCallTimeDataManager() {
    return AccessController.doPrivileged(new PrivilegedAction<CallTimeDataManagerRemote>() {
        @Override/*from  w ww. j  a  v  a  2 s. c  o m*/
        public CallTimeDataManagerRemote run() {
            return getProxy(LookupUtil.getCallTimeDataManager(), CallTimeDataManagerRemote.class);
        }
    });
}

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From source file:org.apache.tika.parser.pkg.TikaArchiveStreamFactory.java

/**
 * Constructs a new sorted map from input stream provider names to provider
 * objects./*from  ww  w.  j  a v a2  s  . c  om*/
 *
 * <p>
 * The map returned by this method will have one entry for each provider for
 * which support is available in the current Java virtual machine. If two or
 * more supported provider have the same name then the resulting map will
 * contain just one of them; which one it will contain is not specified.
 * </p>
 *
 * <p>
 * The invocation of this method, and the subsequent use of the resulting
 * map, may cause time-consuming disk or network I/O operations to occur.
 * This method is provided for applications that need to enumerate all of
 * the available providers, for example to allow user provider selection.
 * </p>
 *
 * <p>
 * This method may return different results at different times if new
 * providers are dynamically made available to the current Java virtual
 * machine.
 * </p>
 *
 * @return An immutable, map from names to provider objects
 * @since 1.13
 */
public static SortedMap<String, ArchiveStreamProvider> findAvailableArchiveInputStreamProviders() {
    return AccessController.doPrivileged(new PrivilegedAction<SortedMap<String, ArchiveStreamProvider>>() {
        @Override
        public SortedMap<String, ArchiveStreamProvider> run() {
            TreeMap<String, ArchiveStreamProvider> map = new TreeMap<>();
            putAll(SINGLETON.getInputStreamArchiveNames(), SINGLETON, map);
            for (ArchiveStreamProvider provider : findArchiveStreamProviders()) {
                putAll(provider.getInputStreamArchiveNames(), provider, map);
            }
            return map;
        }
    });
}

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From source file:org.solmix.runtime.support.spring.ContainerApplicationContext.java

/**
 * @param cfgFile/*from w w  w .  ja  v  a  2 s  .  c  o m*/
 * @return
 */
public static Resource findResource(final String cfgFile) {
    try {
        return AccessController.doPrivileged(new PrivilegedAction<Resource>() {

            @Override
            public Resource run() {
                Resource cpr = new ClassPathResource(cfgFile);
                if (cpr.exists()) {
                    return cpr;
                }
                try {
                    // see if it's a URL
                    URL url = new URL(cfgFile);
                    cpr = new UrlResource(url);
                    if (cpr.exists()) {
                        return cpr;
                    }
                } catch (MalformedURLException e) {
                    // ignore
                }
                // try loading it our way
                URL url = ClassLoaderUtils.getResource(cfgFile, ContainerApplicationContext.class);
                if (url != null) {
                    cpr = new UrlResource(url);
                    if (cpr.exists()) {
                        return cpr;
                    }
                }
                cpr = new FileSystemResource(cfgFile);
                if (cpr.exists()) {
                    return cpr;
                }
                return null;
            }
        });
    } catch (AccessControlException ex) {
        // cannot read the user config file
        return null;
    }
}

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From source file:org.apache.axis2.receivers.AbstractMessageReceiver.java

/**
 * Several pieces of information need to be available to the service
 * implementation class.  For one, the ThreadContextClassLoader needs
 * to be correct, and for another we need to give the service code
 * access to the MessageContext (getCurrentContext()).  So we toss these
 * things in TLS./*  w  w  w . j a v  a 2s  .c o m*/
 *
 * @param msgContext the current MessageContext
 * @return a ThreadContextDescriptor containing the old values
 */
protected ThreadContextDescriptor setThreadContext(final MessageContext msgContext) {
    ThreadContextDescriptor tc = new ThreadContextDescriptor();
    tc.oldMessageContext = (MessageContext) MessageContext.currentMessageContext.get();
    final ClassLoader contextClassLoader = getContextClassLoader_doPriv();
    tc.oldClassLoader = contextClassLoader;

    AxisService service = msgContext.getAxisService();
    String serviceTCCL = (String) service.getParameterValue(Constants.SERVICE_TCCL);
    if (serviceTCCL != null) {
        serviceTCCL = serviceTCCL.trim().toLowerCase();

        if (serviceTCCL.equals(Constants.TCCL_COMPOSITE)) {
            final ClassLoader loader = (ClassLoader) AccessController.doPrivileged(new PrivilegedAction() {
                public Object run() {
                    return new MultiParentClassLoader(new URL[] {}, new ClassLoader[] {
                            msgContext.getAxisService().getClassLoader(), contextClassLoader });
                }
            });
            org.apache.axis2.java.security.AccessController.doPrivileged(new PrivilegedAction() {
                public Object run() {
                    Thread.currentThread().setContextClassLoader(loader);
                    return null;
                }
            });
        } else if (serviceTCCL.equals(Constants.TCCL_SERVICE)) {
            org.apache.axis2.java.security.AccessController.doPrivileged(new PrivilegedAction() {
                public Object run() {
                    Thread.currentThread().setContextClassLoader(msgContext.getAxisService().getClassLoader());
                    return null;
                }
            });
        }
    }
    MessageContext.setCurrentMessageContext(msgContext);
    return tc;
}

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