Example usage for java.lang ClassLoader getSystemResource

Introduction

In this page you can find the example usage for java.lang ClassLoader getSystemResource.

Prototype

public static URL getSystemResource(String name)

Source Link

Document

Find a resource of the specified name from the search path used to load classes.

Usage

From source file:org.apache.pig.test.TestGrunt.java

public void testRegisterWithoutQuotes() throws Throwable {
    PigServer server = new PigServer(ExecType.MAPREDUCE, cluster.getProperties());
    PigContext context = server.getPigContext();

    String strCmd = "register pig-withouthadoop.jar\n";

    ByteArrayInputStream cmd = new ByteArrayInputStream(strCmd.getBytes());
    InputStreamReader reader = new InputStreamReader(cmd);

    Grunt grunt = new Grunt(new BufferedReader(reader), context);

    grunt.exec();/* w ww .  j  a  v a 2s.  c  o  m*/
    assertTrue(context.extraJars.contains(ClassLoader.getSystemResource("pig-withouthadoop.jar")));
}

From source file:org.apache.pig.test.TestPigRunner.java

@Test
public void testRegisterExternalJar() throws Exception {
    String jarName = Util.findPigJarName();

    String[] args = { "-Dpig.additional.jars=" + jarName, "-Dmapred.job.queue.name=default", "-x", execType,
            "-e", "A = load '" + INPUT_FILE + "';store A into '" + OUTPUT_FILE + "';\n" };
    PigStats stats = PigRunner.run(args, new TestNotificationListener(execType));

    Util.deleteFile(cluster, OUTPUT_FILE);
    PigContext ctx = stats.getPigContext();

    assertNotNull(ctx);/*from   www  .  j  a v a 2s.  c  o m*/

    assertTrue(ctx.extraJars.contains(ClassLoader.getSystemResource(jarName)));
    assertTrue("default",
            ctx.getProperties().getProperty(MRConfiguration.JOB_QUEUE_NAME) != null
                    && ctx.getProperties().getProperty(MRConfiguration.JOB_QUEUE_NAME).equals("default")
                    || ctx.getProperties().getProperty("mapreduce.job.queuename") != null
                            && ctx.getProperties().getProperty("mapreduce.job.queuename").equals("default"));

}

From source file:org.glowroot.agent.weaving.ClassAnalyzer.java

private static List<AnalyzedMethodKey> getNonAbstractMethods(String className, @Nullable ClassLoader loader)
        throws ClassNotFoundException, IOException {
    String path = ClassNames.toInternalName(className) + ".class";
    URL url;/*from www .  j  a va 2s.  com*/
    if (loader == null) {
        // null loader means the bootstrap class loader
        url = ClassLoader.getSystemResource(path);
    } else {
        url = loader.getResource(path);
    }
    if (url == null) {
        // what follows is just a best attempt in the sort-of-rare case when a custom class
        // loader does not expose .class file contents via getResource(), e.g.
        // org.codehaus.groovy.runtime.callsite.CallSiteClassLoader
        return getNonAbstractMethodsPlanB(className, loader);
    }
    byte[] bytes = Resources.toByteArray(url);
    NonAbstractMethodClassVisitor accv = new NonAbstractMethodClassVisitor();
    new ClassReader(bytes).accept(accv, ClassReader.SKIP_FRAMES + ClassReader.SKIP_CODE);
    return accv.analyzedMethodKeys;
}

From source file:com.tibco.tgdb.test.lib.TGServer.java

/**
 * <pre>/*from w w  w . java2  s  .  co m*/
 * Kill all the TG server processes.
 * Note that this method blindly tries to kill all the servers of the machine 
 * and do not update the running status of those servers.
 * - taskkill on Windows.
 * - kill -9 on Unix.
 * </pre>
 * 
 * @throws Exception Kill operation fails
 */
public static void killAll() throws Exception {

    ByteArrayOutputStream output = new ByteArrayOutputStream();
    PumpStreamHandler psh = new PumpStreamHandler(output);
    DefaultExecutor executor = new DefaultExecutor();
    executor.setStreamHandler(psh);
    executor.setWorkingDirectory(new File(System.getProperty("java.io.tmpdir")));
    CommandLine cmdLine;
    if (OS.isFamilyWindows())
        cmdLine = CommandLine.parse("taskkill /f /im " + process + ".exe");
    else { // Unix
        File internalScriptFile = new File(ClassLoader
                .getSystemResource(
                        TGServer.class.getPackage().getName().replace('.', '/') + "/TGKillProcessByName.sh")
                .getFile());
        File finalScriptFile = new File(executor.getWorkingDirectory() + "/" + internalScriptFile.getName());
        Files.copy(internalScriptFile.toPath(), finalScriptFile.toPath(), StandardCopyOption.REPLACE_EXISTING);
        cmdLine = CommandLine.parse("sh " + finalScriptFile.getAbsolutePath() + " " + process + "");
    }
    try {
        Thread.sleep(1000);
        executor.execute(cmdLine);
    } catch (ExecuteException ee) {
        if (output.toString().contains(
                "ERROR: The process \"" + process + (OS.isFamilyWindows() ? ".exe\"" : "") + " not found"))
            return;
        throw new ExecuteException(output.toString().trim(), 1); // re-throw with better message
    }
    // Check one more thing :
    // On Windows when some processes do not get killed taskkill still
    // returns exit code
    if (OS.isFamilyWindows()) {
        if (output.toString().contains("ERROR"))
            throw new ExecuteException(output.toString().trim(), 1);
    } else {
        if (output.toString().contains("ERROR: The process \"" + process + "\" not found"))
            return;
    }

    System.out.println("TGServer - Server(s) successfully killed :");
    if (!output.toString().equals(""))
        System.out.println("\t\t- " + output.toString().trim().replace("\n", "\n\t\t- "));
}

From source file:org.commoncrawl.io.internal.NIODNSCache.java

@Test
public void validateTrieCode() throws Exception {

    //    addNode("www.google.com",System.currentTimeMillis() + 60000).setMetadata("www.google.com");
    //    addNode("pictures.google.com",System.currentTimeMillis() + 60000).setMetadata("pictures.google.com");
    //    addNode("pictures2.google.com",System.currentTimeMillis() + 60000).setMetadata("pictures2.google.com");
    //    addNode("gmail.google.com",System.currentTimeMillis() + 60000).setMetadata("gmail.google.com");
    //    addNode("foobar.google.com",System.currentTimeMillis() + 60000).setMetadata("foobar.google.com");
    //    Node googleSuperNode = addNode("google.com",System.currentTimeMillis() + 60000);
    //    googleSuperNode.markAsSuperHost();
    //    googleSuperNode.setMetadata("google.com");

    //   Node wwwGoogleCom = findNode("www.google.com");
    //   Node productsGoogleCom = findNode("products.google.com");

    //   org.junit.Assert.assertTrue(wwwGoogleCom.getMetadata().equals("www.google.com"));
    //   org.junit.Assert.assertTrue(productsGoogleCom.getMetadata().equals("google.com"));

    URL resourceURL = ClassLoader.getSystemResource("urls.txt");

    if (resourceURL == null) {
        throw new FileNotFoundException();
    }//from  w  w w.jav  a  2s  .  c  o m

    Set<String> hostSet = new HashSet<String>();

    for (int pass = 0; pass < 1; ++pass) {

        System.out.println("running pass:" + pass);

        InputStream stream = resourceURL.openStream();

        BufferedReader reader = new BufferedReader(new InputStreamReader(stream));

        String line;
        int lineCount = 0;

        while ((line = reader.readLine()) != null) {
            try {
                URL url = new URL(line);
                if (url.getHost() != null && url.getHost().length() != 0) {
                    if (pass == 0) {
                        //hostSet.add(url.getHost().toLowerCase());
                        cacheIPAddressForHost(url.getHost(), url.getHost().hashCode(),
                                System.currentTimeMillis() + 5000 + (int) (Math.random() * 30000.00),
                                Integer.toString(url.getHost().hashCode()));
                    } else {

                        Node node = findNode(url.getHost());
                        if (node != null) {

                            if (node.getIPAddress() != url.getHost().hashCode()) {
                                throw new RuntimeException(
                                        "Metadata Mismatch for host:" + url.getHost() + ".Excpected:"
                                                + url.getHost().hashCode() + " Got: " + node.getIPAddress());
                            }
                        } else {
                            throw new RuntimeException("Node Null! Excpected:" + url.getHost());
                        }
                    }
                }
                if (++lineCount % 10000 == 0) {
                    System.out.println("pruning mid-stream");
                    pruneCache();
                    System.out.println("sleeping a little while ..");
                    Thread.sleep(100);
                    System.out.println("wokeup");
                    //System.out.print(".");
                }
            } catch (MalformedURLException e) {

            } catch (Exception e) {
                e.printStackTrace();
            }
        }
        System.out.println("done reading entries");
    }
    System.out.println("Host Count:" + hostSet.size());
    System.out.println("Number of Nodes:" + numberOfNodes);
    System.out.println("Number of Nodes EQ_1:" + numberOfNodesChildEQ1);
    System.out.println("Number of Nodes LTEQ_4:" + numberOfNodesChildLTEQ4);
    System.out.println("Number of Nodes LTEQ_8:" + numberOfNodesChildLTEQ8);
    System.out.println("Number of Nodes GT_8:" + numberOfNodesChildGT8);

    while (true) {
        System.out.println("sleeping...");
        Thread.sleep(100);
        System.out.println("pruning.. ");
        pruneCache();
    }

}

From source file:org.commoncrawl.io.NIODNSCache.java

@Test
public void validateTrieCode() throws Exception {

    // addNode("www.google.com",System.currentTimeMillis() +
    // 60000).setMetadata("www.google.com");
    // addNode("pictures.google.com",System.currentTimeMillis() +
    // 60000).setMetadata("pictures.google.com");
    // addNode("pictures2.google.com",System.currentTimeMillis() +
    // 60000).setMetadata("pictures2.google.com");
    // addNode("gmail.google.com",System.currentTimeMillis() +
    // 60000).setMetadata("gmail.google.com");
    // addNode("foobar.google.com",System.currentTimeMillis() +
    // 60000).setMetadata("foobar.google.com");
    // Node googleSuperNode = addNode("google.com",System.currentTimeMillis() +
    // 60000);/*from  ww  w.j  a  v  a  2 s . c om*/
    // googleSuperNode.markAsSuperHost();
    // googleSuperNode.setMetadata("google.com");

    // Node wwwGoogleCom = findNode("www.google.com");
    // Node productsGoogleCom = findNode("products.google.com");

    // org.junit.Assert.assertTrue(wwwGoogleCom.getMetadata().equals("www.google.com"));
    // org.junit.Assert.assertTrue(productsGoogleCom.getMetadata().equals("google.com"));

    URL resourceURL = ClassLoader.getSystemResource("urls.txt");

    if (resourceURL == null) {
        throw new FileNotFoundException();
    }

    Set<String> hostSet = new HashSet<String>();

    for (int pass = 0; pass < 1; ++pass) {

        System.out.println("running pass:" + pass);

        InputStream stream = resourceURL.openStream();

        BufferedReader reader = new BufferedReader(new InputStreamReader(stream));

        String line;
        int lineCount = 0;

        while ((line = reader.readLine()) != null) {
            try {
                URL url = new URL(line);
                if (url.getHost() != null && url.getHost().length() != 0) {
                    if (pass == 0) {
                        // hostSet.add(url.getHost().toLowerCase());
                        cacheIPAddressForHost(url.getHost(), url.getHost().hashCode(),
                                System.currentTimeMillis() + 5000 + (int) (Math.random() * 30000.00),
                                Integer.toString(url.getHost().hashCode()));
                    } else {

                        Node node = findNode(url.getHost());
                        if (node != null) {

                            if (node.getIPAddress() != url.getHost().hashCode()) {
                                throw new RuntimeException(
                                        "Metadata Mismatch for host:" + url.getHost() + ".Excpected:"
                                                + url.getHost().hashCode() + " Got: " + node.getIPAddress());
                            }
                        } else {
                            throw new RuntimeException("Node Null! Excpected:" + url.getHost());
                        }
                    }
                }
                if (++lineCount % 10000 == 0) {
                    System.out.println("pruning mid-stream");
                    pruneCache();
                    System.out.println("sleeping a little while ..");
                    Thread.sleep(100);
                    System.out.println("wokeup");
                    // System.out.print(".");
                }
            } catch (MalformedURLException e) {

            } catch (Exception e) {
                e.printStackTrace();
            }
        }
        System.out.println("done reading entries");
    }
    System.out.println("Host Count:" + hostSet.size());
    System.out.println("Number of Nodes:" + numberOfNodes);
    System.out.println("Number of Nodes EQ_1:" + numberOfNodesChildEQ1);
    System.out.println("Number of Nodes LTEQ_4:" + numberOfNodesChildLTEQ4);
    System.out.println("Number of Nodes LTEQ_8:" + numberOfNodesChildLTEQ8);
    System.out.println("Number of Nodes GT_8:" + numberOfNodesChildGT8);

    while (true) {
        System.out.println("sleeping...");
        Thread.sleep(100);
        System.out.println("pruning.. ");
        pruneCache();
    }

}

From source file:com.safi.asterisk.handler.SafletEngine.java

public void updateServiceClasspath() {
    try {/*from  w ww .  j ava 2  s . co  m*/
        URL url = ClassLoader.getSystemResource("wrapper.conf");
        Properties props = new Properties();
        props.load(new FileInputStream(new File(url.toURI())));
        String patt = "^wrapper\\.java\\.classpath\\.[0-9]{1,3}\\s*=%ROOT_DIR%/lib/([a-zA-Z0-9\\.\\-_])*(\\*)?.jar$";
        Pattern pattern = Pattern.compile(patt);
        List<Map.Entry<Object, Object>> cpEntries = new LinkedList<Map.Entry<Object, Object>>();
        for (Map.Entry<Object, Object> entry : props.entrySet()) {
            String key = (String) entry.getKey();
            Matcher matcher = pattern.matcher(key);
            if (matcher.matches()) {
                matcher.group(1);
            }
            if (key.matches(patt)) {
                cpEntries.add(entry);
            }
        }

    } catch (Exception exe) {
        log.error("Couldn't udpate service classpath", exe);
    }
}

From source file:org.nebulaframework.ui.swing.cluster.ClusterMainUI.java

/**
 * Displays Splash Screen//ww  w.j  a va2  s  . c o m
 * 
 * @return Splash Screen Reference
 */
public static JWindow showSplash() {

    JWindow splash = new JWindow();
    splash.setSize(400, 250);
    splash.setLayout(null);

    JLabel status = new JLabel("Developed by Yohan Liyanage, 2008");
    JLabelAppender.setLabel(status);
    status.setFont(new Font("sansserif", Font.PLAIN, 10));
    status.setSize(350, 30);
    status.setLocation(10, 220);
    splash.add(status);

    JLabel lbl = new JLabel(
            new ImageIcon(ClassLoader.getSystemResource("META-INF/resources/nebula-startup.png")));
    lbl.setSize(400, 250);
    lbl.setLocation(0, 0);
    splash.add(lbl);

    splash.setVisible(true);
    splash.setLocationRelativeTo(null);

    return splash;
}

From source file:org.evosuite.utils.ReportGenerator.java

/**
 * <p>//ww  w  .j a va2s .  com
 * copyFile
 * </p>
 * 
 * @param name
 *            a {@link java.lang.String} object.
 */
public static void copyFile(String name) {
    URL systemResource = ClassLoader.getSystemResource("report/" + name);
    logger.debug("Copying from resource: " + systemResource);
    copyFile(systemResource, new File(getReportDir(), "files/" + name));
    copyFile(systemResource, new File(getReportDir().getAbsolutePath() + "/html/files/" + name));
}

From source file:org.fosstrak.epcis.repository.capture.CaptureOperationsModule.java

public void setDbResetScript(String dbResetScript) {
    if (dbResetScript != null) {
        String[] scripts = dbResetScript.split(",");
        List<File> scriptList = new ArrayList<File>(scripts.length);
        for (String script : scripts) {
            if (!StringUtils.isBlank(script)) {
                script = "/" + script.trim();
                URL url = ClassLoader.getSystemResource(script);
                if (url == null) {
                    url = this.getClass().getResource(script);
                }/*from www  .  j a v  a  2  s  . c  om*/
                if (url == null) {
                    LOG.warn("unable to find sql script " + script + " in classpath");
                } else {
                    LOG.debug("found dbReset sql script at " + url);
                    scriptList.add(new File(url.getFile()));
                }
            }
        }
        this.dbResetScripts = scriptList;
    }
}