Example usage for java.lang System setErr

Introduction

In this page you can find the example usage for java.lang System setErr.

Prototype

public static void setErr(PrintStream err) 

Source Link

Document

Reassigns the "standard" error output stream.

Usage

From source file:mockit.integration.logging.LoggingIntegrationsTest.java

@BeforeClass
public static void redirectSystemOut() {
    originalErr = System.err;/*from  w ww  .  j ava2  s . c  o m*/

    OutputStream testOutput = new OutputStream() {
        @Override
        public void write(int b) {
            fail("Logger wrote output message!");
        }
    };

    System.setErr(new PrintStream(testOutput));
}

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From source file:com.clustercontrol.util.StdOutErrLog.java

/**
 * ?log4j??<br/>/*from   w  w  w  .  j a v  a 2  s  .c o  m*/
 */
public static void initialize() {
    System.setOut(new PrintStream(new LoggerStream(log)));
    System.setErr(new PrintStream(new LoggerStream(log)));
}

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From source file:mockit.integration.logging.LoggingIntegrationsTest.java

@AfterClass
public static void restoreSystemErr() {
    System.setErr(originalErr);
}

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From source file:org.marketcetera.util.ws.wrappers.RemoteProxyExceptionTest.java

private static String getStackTraceNoArg(RemoteProxyException ex) {
    PrintStream stdErrSave = System.err;
    CloseableRegistry r = new CloseableRegistry();
    ByteArrayOutputStream byteArray = new ByteArrayOutputStream();
    try {/*w w  w.ja v  a2 s  .com*/
        r.register(byteArray);
        PrintStream stdErr = new PrintStream(byteArray);
        r.register(stdErr);
        System.setErr(stdErr);
        ex.printStackTrace();
    } finally {
        System.setErr(stdErrSave);
        r.close();
    }
    return new String(byteArray.toByteArray());
}

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From source file:Main.java

public Main() {
    setSize(300, 300);/*from  w w w.ja v a2  s  . c o  m*/
    add("Center", new JScrollPane(aTextArea));
    setVisible(true);

    System.setOut(aPrintStream); // catches System.out messages
    System.setErr(aPrintStream); // catches error messages
}

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From source file:fi.jumi.core.stdout.SystemOutErrTest.java

@After
public void restoreStdoutStderr() {
    System.setOut(originalStdout);
    System.setErr(originalStderr);
}

---

From source file:StdErrOutWindows.java

public StdErrOutWindows() {
    JScrollPane pain = new JScrollPane(outArea);
    JFrame outFrame = new JFrame("out");
    outFrame.getContentPane().add(pain);
    outFrame.setVisible(true);/*from www  . j a va 2  s . c  o m*/

    pain = new JScrollPane(errArea);
    JFrame errFrame = new JFrame("err");
    errFrame.getContentPane().add(pain);
    errFrame.setLocation(errFrame.getLocation().x + 20, errFrame.getLocation().y + 20);
    errFrame.setVisible(true);

    System.setOut(new PrintStream(new JTextAreaOutputStream(outArea)));
    System.setErr(new PrintStream(new JTextAreaOutputStream(errArea)));
}

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From source file:edu.stanford.muse.email.VerifyEmailSetup.java

public static Pair<Boolean, String> run() {
    PrintStream savedOut = System.out;
    InputStream savedIn = System.in;

    try {//from w ww.  j  a  v a2 s .co  m
        // Get a Properties object
        Properties props = System.getProperties();

        // Get a Session object
        Session session = Session.getInstance(props, null);
        session.setDebug(true);
        String filename = System.getProperty("java.io.tmpdir") + File.separatorChar + "verifyEmailSetup";
        PrintStream ps = new PrintStream(new FileOutputStream(filename));
        System.setOut(ps);
        System.setErr(ps);

        // Get a Store object
        Store store = null;
        store = session.getStore("imaps");
        store.connect("imap.gmail.com", 993, "checkmuse", ""); // not the real password. unfortunately, the checkmuse a/c will get blocked by google.
        //           Folder folder = store.getFolder("[Gmail]/Sent Mail");
        //           int totalMessages = folder.getMessageCount();
        // System.err.println (totalMessages + " messages!");
        ps.close();
        String contents = Util.getFileContents(filename);
        System.out.println(contents);
        return new Pair<Boolean, String>(Boolean.TRUE, contents);
    } catch (AuthenticationFailedException e) {
        /* its ok if auth failed. we only want to check if IMAPS network route is blocked.
         when network is blocked, we'll get something like
        javax.mail.MessagingException: No route to host; 
        nested exception is: 
        java.net.NoRouteToHostException: No route to host 
        ...
        */
        log.info("Verification succeeded: " + Util.stackTrace(e));
        return new Pair<Boolean, String>(Boolean.TRUE, "");
    } catch (Exception e) {
        log.warn("Verification failed: " + Util.stackTrace(e));
        return new Pair<Boolean, String>(Boolean.FALSE, e.toString()); // stack track reveals too much about our code... Util.stackTrace(e));         
    } finally {
        System.setOut(savedOut);
        System.setIn(savedIn);
    }
}

---

From source file:com.iciql.test.IciqlSuite.java

/**
 * Main entry point for the test suite. Executing this method will run the
 * test suite on all registered databases.
 * /*from  w w  w .ja v  a2 s  .co  m*/
 * @param args
 * @throws Exception
 */
public static void main(String... args) throws Exception {
    Params params = new Params();
    JCommander jc = new JCommander(params);
    try {
        jc.parse(args);
    } catch (ParameterException t) {
        usage(jc, t);
    }

    // Replace System.out with a file
    if (!StringUtils.isNullOrEmpty(params.dbPerformanceFile)) {
        out = new PrintStream(params.dbPerformanceFile);
        System.setErr(out);
    }

    deleteRecursively(new File("testdbs"));

    // Start the HSQL and H2 servers in-process
    org.hsqldb.Server hsql = startHSQL();
    org.h2.tools.Server h2 = startH2();

    // Statement logging
    final FileWriter statementWriter;
    if (StringUtils.isNullOrEmpty(params.sqlStatementsFile)) {
        statementWriter = null;
    } else {
        statementWriter = new FileWriter(params.sqlStatementsFile);
    }
    IciqlListener statementListener = new IciqlListener() {
        @Override
        public void logIciql(StatementType type, String statement) {
            if (statementWriter == null) {
                return;
            }
            try {
                statementWriter.append(statement);
                statementWriter.append('\n');
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    };
    IciqlLogger.registerListener(statementListener);

    SuiteClasses suiteClasses = IciqlSuite.class.getAnnotation(SuiteClasses.class);
    long quickestDatabase = Long.MAX_VALUE;
    String dividerMajor = buildDivider('*', 79);
    String dividerMinor = buildDivider('-', 79);

    // Header
    out.println(dividerMajor);
    out.println(MessageFormat.format("{0} {1} ({2}) testing {3} database configurations", Constants.NAME,
            Constants.VERSION, Constants.VERSION_DATE, TEST_DBS.length));
    out.println(dividerMajor);
    out.println();

    showProperty("java.vendor");
    showProperty("java.runtime.version");
    showProperty("java.vm.name");
    showProperty("os.name");
    showProperty("os.version");
    showProperty("os.arch");
    showProperty("available processors", "" + Runtime.getRuntime().availableProcessors());
    showProperty("available memory", MessageFormat.format("{0,number,0.0} GB",
            ((double) Runtime.getRuntime().maxMemory()) / (1024 * 1024)));
    out.println();

    // Test a database
    long lastCount = 0;
    for (TestDb testDb : TEST_DBS) {
        out.println(dividerMinor);
        out.println("Testing " + testDb.describeDatabase());
        out.println("        " + testDb.url);
        out.println(dividerMinor);

        // inject a database section delimiter in the statement log
        if (statementWriter != null) {
            statementWriter.append("\n\n");
            statementWriter.append("# ").append(dividerMinor).append('\n');
            statementWriter.append("# ").append("Testing " + testDb.describeDatabase()).append('\n');
            statementWriter.append("# ").append(dividerMinor).append('\n');
            statementWriter.append("\n\n");
        }

        if (testDb.getVersion().equals("OFFLINE")) {
            // Database not available
            out.println("Skipping.  Could not find " + testDb.url);
            out.println();
        } else {
            // Setup system properties
            System.setProperty("iciql.url", testDb.url);
            System.setProperty("iciql.user", testDb.username);
            System.setProperty("iciql.password", testDb.password);

            // Test database
            Result result = JUnitCore.runClasses(suiteClasses.value());

            // Report results
            testDb.runtime = result.getRunTime();
            if (testDb.runtime < quickestDatabase) {
                quickestDatabase = testDb.runtime;
            }
            testDb.statements = IciqlLogger.getTotalCount() - lastCount;
            // reset total count for next database
            lastCount = IciqlLogger.getTotalCount();

            out.println(MessageFormat.format(
                    "{0} tests ({1} failures, {2} ignores)  {3} statements in {4,number,0.000} secs",
                    result.getRunCount(), result.getFailureCount(), result.getIgnoreCount(), testDb.statements,
                    result.getRunTime() / 1000f));

            if (result.getFailureCount() == 0) {
                out.println();
                out.println("  100% successful test suite run.");
                out.println();
            } else {
                for (Failure failure : result.getFailures()) {
                    out.println(MessageFormat.format("\n  + {0}\n    {1}", failure.getTestHeader(),
                            failure.getMessage()));
                }
                out.println();
            }
        }
    }

    // Display runtime results sorted by performance leader
    out.println();
    out.println(dividerMajor);
    out.println(MessageFormat.format("{0} {1} ({2}) test suite performance results", Constants.NAME,
            Constants.VERSION, Constants.VERSION_DATE));
    out.println(dividerMajor);
    List<TestDb> dbs = Arrays.asList(TEST_DBS);
    Collections.sort(dbs);

    out.println(MessageFormat.format("{0} {1} {2} {3} {4}", StringUtils.pad("Name", 11, " ", true),
            StringUtils.pad("Type", 5, " ", true), StringUtils.pad("Version", 23, " ", true),
            StringUtils.pad("Stats/Sec", 10, " ", true), "Runtime"));
    out.println(dividerMinor);
    for (TestDb testDb : dbs) {
        DecimalFormat df = new DecimalFormat("0.0");
        out.println(MessageFormat.format("{0} {1} {2}   {3} {4} {5}s  ({6,number,0.0}x)",
                StringUtils.pad(testDb.name, 11, " ", true), testDb.isEmbedded ? "E" : "T",
                testDb.isMemory ? "M" : "F", StringUtils.pad(testDb.getVersion(), 21, " ", true),
                StringUtils.pad("" + testDb.getStatementRate(), 10, " ", false),
                StringUtils.pad(df.format(testDb.getRuntime()), 8, " ", false),
                ((double) testDb.runtime) / quickestDatabase));
    }
    out.println(dividerMinor);
    out.println("  E = embedded connection");
    out.println("  T = tcp/ip connection");
    out.println("  M = memory database");
    out.println("  F = file/persistent database");

    // cleanup
    for (PoolableConnectionFactory factory : connectionFactories.values()) {
        factory.getPool().close();
    }
    IciqlLogger.unregisterListener(statementListener);
    out.close();
    System.setErr(ERR);
    if (statementWriter != null) {
        statementWriter.close();
    }
    hsql.stop();
    h2.stop();
    System.exit(0);
}

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From source file:com.mbrlabs.mundus.editor.utils.Log.java

public static void init() {
    System.setErr(new ErrorStreamInterceptor(System.err));
    Thread.setDefaultUncaughtExceptionHandler(new Thread.UncaughtExceptionHandler() {
        @Override/*from  w w  w  .  j  a va  2  s . c om*/
        public void uncaughtException(Thread thread, Throwable throwable) {
            Log.exception(TAG, throwable);
            Log.fatal(TAG, "Uncaught exception occurred, error report will be saved");
            logFileWriter.flush();
        }
    });

    prepareLogFile();
}

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