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.jasper.runtime.PageContextImpl.java

public void removeAttribute(final String name, final int scope) {

    if (name == null) {
        throw new NullPointerException(Localizer.getMessage("jsp.error.attribute.null_name"));
    }/*from   ww w  .  j  av a 2s .  c  o  m*/
    if (System.getSecurityManager() != null) {
        AccessController.doPrivileged(new PrivilegedAction() {
            public Object run() {
                doRemoveAttribute(name, scope);
                return null;
            }
        });
    } else {
        doRemoveAttribute(name, scope);
    }
}

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From source file:org.codehaus.groovy.grails.web.pages.GroovyPageMetaInfo.java

public Resource checkIfReloadableResourceHasChanged(final PrivilegedAction<Resource> resourceCallable) {
    PrivilegedAction<Resource> checkerCallable = new PrivilegedAction<Resource>() {
        public Resource run() {
            Resource resource = resourceCallable.run();
            if (resource != null && resource.exists()) {
                long currentLastmodified = establishLastModified(resource);
                // granularity is required since lastmodified information is rounded some where in copying & war (zip) file information
                // usually the lastmodified time is 1000L apart in files and in files extracted from the zip (war) file
                if (currentLastmodified > 0
                        && Math.abs(currentLastmodified - lastModified) > LASTMODIFIED_CHECK_GRANULARITY) {
                    return resource;
                }//from w w w .ja va2 s . c  o m
            }
            return null;
        }
    };
    return shouldReloadCacheEntry.getValue(LASTMODIFIED_CHECK_INTERVAL, checkerCallable);
}

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From source file:org.apache.ranger.biz.KmsKeyMgr.java

public void deleteKey(String provider, String name) throws Exception {
    String providers[] = null;/*from  w  ww  . java 2  s.  c  o m*/
    try {
        providers = getKMSURL(provider);
    } catch (Exception e) {
        logger.error("deleteKey(" + provider + ", " + name + ") failed", e);
    }
    boolean isKerberos = false;
    try {
        isKerberos = checkKerberos();
    } catch (Exception e1) {
        logger.error("checkKerberos(" + provider + ") failed", e1);
    }
    if (providers != null) {
        for (int i = 0; i < providers.length; i++) {
            Client c = getClient();
            String deleteRest = KMS_DELETE_KEY_URI.replaceAll(Pattern.quote("${alias}"), name);
            String currentUserLoginId = ContextUtil.getCurrentUserLoginId();
            String uri = providers[i] + (providers[i].endsWith("/") ? deleteRest : ("/" + deleteRest));
            if (!isKerberos) {
                uri = uri.concat("?user.name=" + currentUserLoginId);
            } else {
                uri = uri.concat("?doAs=" + currentUserLoginId);
            }
            final WebResource r = c.resource(uri);
            try {
                String response = null;
                if (!isKerberos) {
                    response = r.delete(String.class);
                } else {
                    Subject sub = getSubjectForKerberos(provider);
                    response = Subject.doAs(sub, new PrivilegedAction<String>() {
                        @Override
                        public String run() {
                            return r.delete(String.class);
                        }
                    });
                }
                logger.debug("delete RESPONSE: [" + response + "]");
                break;
            } catch (Exception e) {
                if (e instanceof UniformInterfaceException || i == providers.length - 1)
                    throw e;
                else
                    continue;
            }
        }
    }
}

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From source file:org.apache.hadoop.yarn.server.resourcemanager.MockRM.java

public RMApp submitApp(int masterMemory, String name, String user, Map<ApplicationAccessType, String> acls,
        boolean unmanaged, String queue, int maxAppAttempts, Credentials ts, String appType,
        boolean waitForAccepted, boolean keepContainers, boolean isAppIdProvided, ApplicationId applicationId)
        throws Exception {
    ApplicationId appId = isAppIdProvided ? applicationId : null;
    ApplicationClientProtocol client = getClientRMService();
    if (!isAppIdProvided) {
        GetNewApplicationResponse resp = client
                .getNewApplication(Records.newRecord(GetNewApplicationRequest.class));
        appId = resp.getApplicationId();
    }/*from  w w  w .  j a  v  a 2  s.  co  m*/
    SubmitApplicationRequest req = Records.newRecord(SubmitApplicationRequest.class);
    ApplicationSubmissionContext sub = Records.newRecord(ApplicationSubmissionContext.class);
    sub.setKeepContainersAcrossApplicationAttempts(keepContainers);
    sub.setApplicationId(appId);
    sub.setApplicationName(name);
    sub.setMaxAppAttempts(maxAppAttempts);
    if (unmanaged) {
        sub.setUnmanagedAM(true);
    }
    if (queue != null) {
        sub.setQueue(queue);
    }
    sub.setApplicationType(appType);
    ContainerLaunchContext clc = Records.newRecord(ContainerLaunchContext.class);
    final Resource capability = Records.newRecord(Resource.class);
    capability.setMemory(masterMemory);
    sub.setResource(capability);
    clc.setApplicationACLs(acls);
    if (ts != null && UserGroupInformation.isSecurityEnabled()) {
        DataOutputBuffer dob = new DataOutputBuffer();
        ts.writeTokenStorageToStream(dob);
        ByteBuffer securityTokens = ByteBuffer.wrap(dob.getData(), 0, dob.getLength());
        clc.setTokens(securityTokens);
    }
    sub.setAMContainerSpec(clc);
    req.setApplicationSubmissionContext(sub);
    UserGroupInformation fakeUser = UserGroupInformation.createUserForTesting(user,
            new String[] { "someGroup" });
    PrivilegedAction<SubmitApplicationResponse> action = new PrivilegedAction<SubmitApplicationResponse>() {
        ApplicationClientProtocol client;
        SubmitApplicationRequest req;

        @Override
        public SubmitApplicationResponse run() {
            try {
                return client.submitApplication(req);
            } catch (YarnException e) {
                e.printStackTrace();
            } catch (IOException e) {
                e.printStackTrace();
            }
            return null;
        }

        PrivilegedAction<SubmitApplicationResponse> setClientReq(ApplicationClientProtocol client,
                SubmitApplicationRequest req) {
            this.client = client;
            this.req = req;
            return this;
        }
    }.setClientReq(client, req);
    fakeUser.doAs(action);
    // make sure app is immediately available after submit
    if (waitForAccepted) {
        waitForState(appId, RMAppState.ACCEPTED);
    }
    return getRMContext().getRMApps().get(appId);
}

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From source file:com.dragome.callbackevictor.serverside.DragomeContinuationClassLoader.java

/**
 * Define a class given its bytes//from w ww . j a v  a2 s.  co m
 *
 * @param classData the bytecode data for the class
 * @param classname the name of the class
 *
 * @return the Class instance created from the given data
 */
public Class defineClassFromData(final byte[] classData, final String classname) {
    return (Class) AccessController.doPrivileged(new PrivilegedAction() {
        public Object run() {
            // define a package if necessary.
            int i = classname.lastIndexOf('.');
            if (i > 0) {
                String packageName = classname.substring(0, i);
                Package pkg = getPackage(packageName);
                if (pkg == null) {
                    definePackage(packageName, null, null, null, null, null, null, null);
                }
            }

            byte[] newData;
            if (!bytecodeTransformer.requiresTransformation(classname) || loadingClass.contains(classname))
                newData = classData;
            else {
                loadingClass.add(classname);
                Thread.currentThread().setContextClassLoader(last);
                newData = transformer.transform(classData);
                Thread.currentThread().setContextClassLoader(DragomeContinuationClassLoader.this);
            }

            ProtectionDomain domain = this.getClass().getProtectionDomain();
            return defineClass(classname, newData, 0, newData.length, domain);
        }
    }, acc);
}

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From source file:com.reelfx.model.PostProcessor.java

public static void deleteOutput() {
    AccessController.doPrivileged(new PrivilegedAction<Object>() {

        @Override//ww w . j a  v a  2 s .c o m
        public Object run() {
            try {
                if (DEFAULT_OUTPUT_FILE.exists() && !DEFAULT_OUTPUT_FILE.delete())
                    throw new Exception("Can't delete the old audio file!");
            } catch (Exception e) {
                e.printStackTrace();
            }
            return null;
        }
    });
}

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From source file:com.ibm.liberty.starter.service.swagger.api.v1.ProviderEndpoint.java

private int generateCode(String javaHome, String swaggerCodeGenJarPath, String javaClientTemplates,
        String codeGenLanguage, String filePath, String outputDir) throws java.io.IOException {

    try {//  w w w  .  ja v a  2s . co  m
        final ArrayList<String> commandList = new ArrayList<String>();

        if (javaHome == null || javaHome.trim().isEmpty()) {
            //Get java home
            javaHome = AccessController.doPrivileged(new PrivilegedAction<String>() {
                @Override
                public String run() {
                    return System.getProperty("java.home");
                }

            });
            if (!javaHome.endsWith("/")) {
                javaHome += "/";
            }
            log.fine("Retrieved Java home location from System property : " + javaHome);
        }

        commandList.add(javaHome + "bin/java");
        commandList.add("-jar");
        commandList.add(swaggerCodeGenJarPath);

        commandList.add("generate");
        commandList.add("-l");
        commandList.add(codeGenLanguage);

        if (javaClientTemplates != null && !javaClientTemplates.trim().isEmpty()) {
            commandList.add("-t");
            commandList.add(javaClientTemplates);
        }

        commandList.add("-i");
        commandList.add(filePath);
        commandList.add("-o");
        commandList.add(outputDir);

        StringBuilder sb = new StringBuilder();
        for (String command : commandList) {
            sb.append(command);
            sb.append(" ");
        }

        log.finer("Swagger code gen commands:\n" + sb.toString());

        //Run the command
        ProcessBuilder builder = new ProcessBuilder(commandList);
        builder.redirectErrorStream(true); //merge error and output together

        Process codeGenProc = builder.start();
        int exitVal = codeGenProc.waitFor();

        log.finer("Exit values: " + exitVal);

        if (exitVal != 0) {
            log.fine("Error : exit value is not 0. exitVal=" + exitVal);
            log.finer("output=" + getOutput(codeGenProc));
        } else {
            log.finer("Successfully generated code using SwaggerCodegen");
        }

        return exitVal;
    } catch (Exception e) {
        log.fine("Exception occurred while executing SwaggerCodegen : e=" + e);
        return -1;
    }
}

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From source file:org.kitesdk.spring.hbase.example.service.WebPageSnapshotService.java

/**
 * Get WebPageSnapshotModels for an URL from HBase since the since param.
 *
 * @param url The URL of the page to fetch
 * @param since The models to fetch since
 * @return The list of models that have been fetched for an URL since the
 * since param.//from www. ja v  a2s .co m
 */
private List<WebPageSnapshotModel> getWebPageSnapshotsSince(String url, final long since, final String user)
        throws IOException {
    List<WebPageSnapshotModel> snapshots = null;
    final String normalizedUrl = normalizeUrl(url, user);

    UserGroupInformation ugi = UserGroupInformation.createProxyUser(user, UserGroupInformation.getLoginUser());

    ugi.doAs(new PrivilegedAction<List<WebPageSnapshotModel>>() {

        @Override
        public List<WebPageSnapshotModel> run() {
            List<WebPageSnapshotModel> models = new ArrayList<WebPageSnapshotModel>();
            DatasetReader<WebPageSnapshotModel> reader = null;
            try {
                reader = webPageSnapshotModels(user).from("url", normalizedUrl).from("fetchedAtRevTs", 0L)
                        .to("url", normalizedUrl).to("fetchedAtRevTs", since).newReader();
                while (reader.hasNext()) {
                    models.add(reader.next());
                }
            } finally {
                if (reader != null) {
                    reader.close();
                }
            }
            return models;
        }
    });

    return snapshots;
}

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From source file:org.apache.hadoop.tools.distcp2.mapred.TestCopyMapper.java

@Test
public void testCopyReadableFiles() {
    try {//from  w  ww .  j  a  va 2  s .  c o m
        deleteState();
        createSourceData();

        UserGroupInformation tmpUser = UserGroupInformation.createRemoteUser("guest");

        final CopyMapper copyMapper = new CopyMapper();

        final Mapper<Text, FileStatus, Text, Text>.Context context = tmpUser
                .doAs(new PrivilegedAction<Mapper<Text, FileStatus, Text, Text>.Context>() {
                    @Override
                    public Mapper<Text, FileStatus, Text, Text>.Context run() {
                        try {
                            StubContext stubContext = new StubContext(getConfiguration(), null, 0);
                            return stubContext.getContext();
                        } catch (Exception e) {
                            LOG.error("Exception encountered ", e);
                            throw new RuntimeException(e);
                        }
                    }
                });

        touchFile(SOURCE_PATH + "/src/file");
        mkdirs(TARGET_PATH);
        cluster.getFileSystem().setPermission(new Path(SOURCE_PATH + "/src/file"),
                new FsPermission(FsAction.READ, FsAction.READ, FsAction.READ));
        cluster.getFileSystem().setPermission(new Path(TARGET_PATH), new FsPermission((short) 511));

        final FileSystem tmpFS = tmpUser.doAs(new PrivilegedAction<FileSystem>() {
            @Override
            public FileSystem run() {
                try {
                    return FileSystem.get(configuration);
                } catch (IOException e) {
                    LOG.error("Exception encountered ", e);
                    Assert.fail("Test failed: " + e.getMessage());
                    throw new RuntimeException("Test ought to fail here");
                }
            }
        });

        tmpUser.doAs(new PrivilegedAction<Integer>() {
            @Override
            public Integer run() {
                try {
                    copyMapper.setup(context);
                    copyMapper.map(new Text("/src/file"),
                            tmpFS.getFileStatus(new Path(SOURCE_PATH + "/src/file")), context);
                } catch (Exception e) {
                    throw new RuntimeException(e);
                }
                return null;
            }
        });
    } catch (Exception e) {
        LOG.error("Exception encountered ", e);
        Assert.fail("Test failed: " + e.getMessage());
    }
}

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From source file:org.apache.struts2.jasper.runtime.PageContextImpl.java

public Enumeration getAttributeNamesInScope(final int scope) {
    if (SecurityUtil.isPackageProtectionEnabled()) {
        return (Enumeration) AccessController.doPrivileged(new PrivilegedAction() {
            public Object run() {
                return doGetAttributeNamesInScope(scope);
            }/*from   w ww. j a  v  a  2  s .c  om*/
        });
    } else {
        return doGetAttributeNamesInScope(scope);
    }
}

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