Java Code Examples for com.sun.management.VMOption

The following examples show how to use com.sun.management.VMOption. These examples are extracted from open source projects. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.

Example 1

Source Project: TencentKona-8 Source File: GetVMOption.java License: GNU General Public License v2.0

6 votes

private static void checkVMOption(HotSpotDiagnosticMXBean mbean) {
    VMOption option = mbean.getVMOption(PRINT_GC_DETAILS);
    if (!option.getValue().equalsIgnoreCase(EXPECTED_VALUE)) {
        throw new RuntimeException("Unexpected value: " +
            option.getValue() + " expected: " + EXPECTED_VALUE);
    }
    boolean iae = false;
    try {
        mbean.getVMOption(BAD_OPTION);
    } catch (IllegalArgumentException e) {
        iae = true;
    }
    if (!iae) {
        throw new RuntimeException("Invalid VM Option" +
            " was not detected");
    }
}

Example 2

Source Project: jdk8u-dev-jdk Source File: GetVMOption.java License: GNU General Public License v2.0

6 votes

private static void checkVMOption(HotSpotDiagnosticMXBean mbean) {
    VMOption option = mbean.getVMOption(PRINT_GC_DETAILS);
    if (!option.getValue().equalsIgnoreCase(EXPECTED_VALUE)) {
        throw new RuntimeException("Unexpected value: " +
            option.getValue() + " expected: " + EXPECTED_VALUE);
    }
    boolean iae = false;
    try {
        mbean.getVMOption(BAD_OPTION);
    } catch (IllegalArgumentException e) {
        iae = true;
    }
    if (!iae) {
        throw new RuntimeException("Invalid VM Option" +
            " was not detected");
    }
}

Example 3

Source Project: openjdk-8 Source File: GetVMOption.java License: GNU General Public License v2.0

6 votes

private static void checkVMOption(HotSpotDiagnosticMXBean mbean) {
    VMOption option = mbean.getVMOption(PRINT_GC_DETAILS);
    if (!option.getValue().equalsIgnoreCase(EXPECTED_VALUE)) {
        throw new RuntimeException("Unexpected value: " +
            option.getValue() + " expected: " + EXPECTED_VALUE);
    }
    boolean iae = false;
    try {
        mbean.getVMOption(BAD_OPTION);
    } catch (IllegalArgumentException e) {
        iae = true;
    }
    if (!iae) {
        throw new RuntimeException("Invalid VM Option" +
            " was not detected");
    }
}

Example 4

Source Project: jdk8u-jdk Source File: GetVMOption.java License: GNU General Public License v2.0

6 votes

private static void checkVMOption(HotSpotDiagnosticMXBean mbean) {
    VMOption option = mbean.getVMOption(PRINT_GC_DETAILS);
    if (!option.getValue().equalsIgnoreCase(EXPECTED_VALUE)) {
        throw new RuntimeException("Unexpected value: " +
            option.getValue() + " expected: " + EXPECTED_VALUE);
    }
    boolean iae = false;
    try {
        mbean.getVMOption(BAD_OPTION);
    } catch (IllegalArgumentException e) {
        iae = true;
    }
    if (!iae) {
        throw new RuntimeException("Invalid VM Option" +
            " was not detected");
    }
}

Example 5

Source Project: dragonwell8_jdk Source File: HotSpotDiagnostic.java License: GNU General Public License v2.0

5 votes

public List<VMOption> getDiagnosticOptions() {
    List<Flag> allFlags = Flag.getAllFlags();
    List<VMOption> result = new ArrayList<>();
    for (Flag flag : allFlags) {
        if (flag.isWriteable() && flag.isExternal()) {
            result.add(flag.getVMOption());
        }
    }
    return result;
}

Example 6

Source Project: openjdk-jdk9 Source File: GetDoubleVMOption.java License: GNU General Public License v2.0

5 votes

private static void checkVMOption(HotSpotDiagnosticMXBean mbean) {
    VMOption option = mbean.getVMOption(COMPILE_THRESHOLD_SCALING);
    if (!option.getValue().equalsIgnoreCase(EXPECTED_VALUE)) {
        throw new RuntimeException("Unexpected value: " +
            option.getValue() + " expected: " + EXPECTED_VALUE);
    }
}

Example 7

Source Project: dragonwell8_jdk Source File: MappedMXBeanType.java License: GNU General Public License v2.0

5 votes

Object toOpenTypeData(Object data) throws OpenDataException {
    if (data instanceof MemoryUsage) {
        return MemoryUsageCompositeData.toCompositeData((MemoryUsage) data);
    }

    if (data instanceof ThreadInfo) {
        return ThreadInfoCompositeData.toCompositeData((ThreadInfo) data);
    }

    if (data instanceof LockInfo) {
        if (data instanceof java.lang.management.MonitorInfo) {
            return MonitorInfoCompositeData.toCompositeData((MonitorInfo) data);
        }
        return LockInfoCompositeData.toCompositeData((LockInfo) data);
    }

    if (data instanceof MemoryNotificationInfo) {
        return MemoryNotifInfoCompositeData.
            toCompositeData((MemoryNotificationInfo) data);
    }

    if (data instanceof VMOption) {
        return VMOptionCompositeData.toCompositeData((VMOption) data);
    }

    if (isCompositeData) {
        // Classes that implement CompositeData
        //
        // construct a new CompositeDataSupport object
        // so that no other classes are sent over the wire
        CompositeData cd = (CompositeData) data;
        CompositeType ct = cd.getCompositeType();
        String[] itemNames = ct.keySet().toArray(new String[0]);
        Object[] itemValues = cd.getAll(itemNames);
        return new CompositeDataSupport(ct, itemNames, itemValues);
    }

    throw new OpenDataException(javaClass.getName() +
        " is not supported for platform MXBeans");
}

Example 8

Source Project: dragonwell8_jdk Source File: SetVMOption.java License: GNU General Public License v2.0

5 votes

public static VMOption findPrintGCDetailsOption() {
    List<VMOption> options = mbean.getDiagnosticOptions();
    VMOption gcDetails = null;
    for (VMOption o : options) {
        if (o.getName().equals(PRINT_GC_DETAILS)) {
             gcDetails = o;
             break;
        }
    }
    if (gcDetails == null) {
        throw new RuntimeException("VM option " + PRINT_GC_DETAILS +
            " not found");
    }
    return gcDetails;
}

Example 9

Source Project: openjdk-8-source Source File: TestG1HeapRegionSize.java License: GNU General Public License v2.0

5 votes

public static void main(String[] args) {
  HotSpotDiagnosticMXBean diagnostic = ManagementFactoryHelper.getDiagnosticMXBean();

  VMOption option = diagnostic.getVMOption("UseG1GC");
  if (option.getValue().equals("false")) {
    System.out.println("Skipping this test. It is only a G1 test.");
    return;
  }

  String expectedValue = getExpectedValue(args);
  option = diagnostic.getVMOption("G1HeapRegionSize");
  if (!expectedValue.equals(option.getValue())) {
    throw new RuntimeException("Wrong value for G1HeapRegionSize. Expected " + expectedValue + " but got " + option.getValue());
  }
}

Example 10

Source Project: dragonwell8_jdk Source File: SetAllVMOptions.java License: GNU General Public License v2.0

5 votes

private static void setAllVMOptions(HotSpotDiagnosticMXBean mbean) {
    List<VMOption> options = mbean.getDiagnosticOptions();
    for (VMOption opt : options) {
        String name = opt.getName();
        String val = opt.getValue();
        System.out.println("option: "+name+"="+val);
        mbean.setVMOption(name,val);
    }
}

Example 11

Source Project: hottub Source File: TestSummarizeRSetStatsTools.java License: GNU General Public License v2.0

5 votes

public static boolean testingG1GC() {
    HotSpotDiagnosticMXBean diagnostic = ManagementFactoryHelper.getDiagnosticMXBean();

    VMOption option = diagnostic.getVMOption("UseG1GC");
    if (option.getValue().equals("false")) {
      System.out.println("Skipping this test. It is only a G1 test.");
      return false;
    }
    return true;
}

Example 12

Source Project: TencentKona-8 Source File: CompilerWhiteBoxTest.java License: GNU General Public License v2.0

5 votes

/**
 * Returns value of VM option.
 *
 * @param name option's name
 * @return value of option or {@code null}, if option doesn't exist
 * @throws NullPointerException if name is null
 */
protected static String getVMOption(String name) {
    Objects.requireNonNull(name);
    HotSpotDiagnosticMXBean diagnostic
            = ManagementFactoryHelper.getDiagnosticMXBean();
    VMOption tmp;
    try {
        tmp = diagnostic.getVMOption(name);
    } catch (IllegalArgumentException e) {
        tmp = null;
    }
    return (tmp == null ? null : tmp.getValue());
}

Example 13

Source Project: openjdk-8-source Source File: SetVMOption.java License: GNU General Public License v2.0

5 votes

public static VMOption findPrintGCDetailsOption() {
    List<VMOption> options = mbean.getDiagnosticOptions();
    VMOption gcDetails = null;
    for (VMOption o : options) {
        if (o.getName().equals(PRINT_GC_DETAILS)) {
             gcDetails = o;
             break;
        }
    }
    if (gcDetails == null) {
        throw new RuntimeException("VM option " + PRINT_GC_DETAILS +
            " not found");
    }
    return gcDetails;
}

Example 14

Source Project: hottub Source File: SetVMOption.java License: GNU General Public License v2.0

5 votes

public static VMOption findPrintGCDetailsOption() {
    List<VMOption> options = mbean.getDiagnosticOptions();
    VMOption gcDetails = null;
    for (VMOption o : options) {
        if (o.getName().equals(PRINT_GC_DETAILS)) {
             gcDetails = o;
             break;
        }
    }
    if (gcDetails == null) {
        throw new RuntimeException("VM option " + PRINT_GC_DETAILS +
            " not found");
    }
    return gcDetails;
}

Example 15

Source Project: TencentKona-8 Source File: MappedMXBeanType.java License: GNU General Public License v2.0

5 votes

Object toOpenTypeData(Object data) throws OpenDataException {
    if (data instanceof MemoryUsage) {
        return MemoryUsageCompositeData.toCompositeData((MemoryUsage) data);
    }

    if (data instanceof ThreadInfo) {
        return ThreadInfoCompositeData.toCompositeData((ThreadInfo) data);
    }

    if (data instanceof LockInfo) {
        if (data instanceof java.lang.management.MonitorInfo) {
            return MonitorInfoCompositeData.toCompositeData((MonitorInfo) data);
        }
        return LockInfoCompositeData.toCompositeData((LockInfo) data);
    }

    if (data instanceof MemoryNotificationInfo) {
        return MemoryNotifInfoCompositeData.
            toCompositeData((MemoryNotificationInfo) data);
    }

    if (data instanceof VMOption) {
        return VMOptionCompositeData.toCompositeData((VMOption) data);
    }

    if (isCompositeData) {
        // Classes that implement CompositeData
        //
        // construct a new CompositeDataSupport object
        // so that no other classes are sent over the wire
        CompositeData cd = (CompositeData) data;
        CompositeType ct = cd.getCompositeType();
        String[] itemNames = ct.keySet().toArray(new String[0]);
        Object[] itemValues = cd.getAll(itemNames);
        return new CompositeDataSupport(ct, itemNames, itemValues);
    }

    throw new OpenDataException(javaClass.getName() +
        " is not supported for platform MXBeans");
}

Example 16

Source Project: hottub Source File: MappedMXBeanType.java License: GNU General Public License v2.0

5 votes

Object toOpenTypeData(Object data) throws OpenDataException {
    if (data instanceof MemoryUsage) {
        return MemoryUsageCompositeData.toCompositeData((MemoryUsage) data);
    }

    if (data instanceof ThreadInfo) {
        return ThreadInfoCompositeData.toCompositeData((ThreadInfo) data);
    }

    if (data instanceof LockInfo) {
        if (data instanceof java.lang.management.MonitorInfo) {
            return MonitorInfoCompositeData.toCompositeData((MonitorInfo) data);
        }
        return LockInfoCompositeData.toCompositeData((LockInfo) data);
    }

    if (data instanceof MemoryNotificationInfo) {
        return MemoryNotifInfoCompositeData.
            toCompositeData((MemoryNotificationInfo) data);
    }

    if (data instanceof VMOption) {
        return VMOptionCompositeData.toCompositeData((VMOption) data);
    }

    if (isCompositeData) {
        // Classes that implement CompositeData
        //
        // construct a new CompositeDataSupport object
        // so that no other classes are sent over the wire
        CompositeData cd = (CompositeData) data;
        CompositeType ct = cd.getCompositeType();
        String[] itemNames = ct.keySet().toArray(new String[0]);
        Object[] itemValues = cd.getAll(itemNames);
        return new CompositeDataSupport(ct, itemNames, itemValues);
    }

    throw new OpenDataException(javaClass.getName() +
        " is not supported for platform MXBeans");
}

Example 17

Source Project: openjdk-8-source Source File: HotSpotDiagnostic.java License: GNU General Public License v2.0

5 votes

public List<VMOption> getDiagnosticOptions() {
    List<Flag> allFlags = Flag.getAllFlags();
    List<VMOption> result = new ArrayList<>();
    for (Flag flag : allFlags) {
        if (flag.isWriteable() && flag.isExternal()) {
            result.add(flag.getVMOption());
        }
    }
    return result;
}

Example 18

Source Project: openjdk-8-source Source File: TestSummarizeRSetStatsTools.java License: GNU General Public License v2.0

5 votes

public static boolean testingG1GC() {
    HotSpotDiagnosticMXBean diagnostic = ManagementFactoryHelper.getDiagnosticMXBean();

    VMOption option = diagnostic.getVMOption("UseG1GC");
    if (option.getValue().equals("false")) {
      System.out.println("Skipping this test. It is only a G1 test.");
      return false;
    }
    return true;
}

Example 19

Source Project: jdk8u_jdk Source File: SetVMOption.java License: GNU General Public License v2.0

5 votes

public static VMOption findPrintGCDetailsOption() {
    List<VMOption> options = mbean.getDiagnosticOptions();
    VMOption gcDetails = null;
    for (VMOption o : options) {
        if (o.getName().equals(PRINT_GC_DETAILS)) {
             gcDetails = o;
             break;
        }
    }
    if (gcDetails == null) {
        throw new RuntimeException("VM option " + PRINT_GC_DETAILS +
            " not found");
    }
    return gcDetails;
}

Example 20

Source Project: jdk8u60 Source File: CompilerWhiteBoxTest.java License: GNU General Public License v2.0

5 votes

/**
 * Returns value of VM option.
 *
 * @param name option's name
 * @return value of option or {@code null}, if option doesn't exist
 * @throws NullPointerException if name is null
 */
protected static String getVMOption(String name) {
    Objects.requireNonNull(name);
    HotSpotDiagnosticMXBean diagnostic
            = ManagementFactoryHelper.getDiagnosticMXBean();
    VMOption tmp;
    try {
        tmp = diagnostic.getVMOption(name);
    } catch (IllegalArgumentException e) {
        tmp = null;
    }
    return (tmp == null ? null : tmp.getValue());
}

Example 21

Source Project: jdk8u60 Source File: HotSpotDiagnostic.java License: GNU General Public License v2.0

5 votes

public List<VMOption> getDiagnosticOptions() {
    List<Flag> allFlags = Flag.getAllFlags();
    List<VMOption> result = new ArrayList<>();
    for (Flag flag : allFlags) {
        if (flag.isWriteable() && flag.isExternal()) {
            result.add(flag.getVMOption());
        }
    }
    return result;
}

Example 22

Source Project: jdk8u60 Source File: HotSpotDiagnostic.java License: GNU General Public License v2.0

5 votes

public VMOption getVMOption(String name) {
    if (name == null) {
        throw new NullPointerException("name cannot be null");
    }

    Flag f = Flag.getFlag(name);
    if (f == null) {
        throw new IllegalArgumentException("VM option \"" +
            name + "\" does not exist");
    }
    return f.getVMOption();
}

Example 23

Source Project: jdk8u60 Source File: MappedMXBeanType.java License: GNU General Public License v2.0

5 votes

Object toOpenTypeData(Object data) throws OpenDataException {
    if (data instanceof MemoryUsage) {
        return MemoryUsageCompositeData.toCompositeData((MemoryUsage) data);
    }

    if (data instanceof ThreadInfo) {
        return ThreadInfoCompositeData.toCompositeData((ThreadInfo) data);
    }

    if (data instanceof LockInfo) {
        if (data instanceof java.lang.management.MonitorInfo) {
            return MonitorInfoCompositeData.toCompositeData((MonitorInfo) data);
        }
        return LockInfoCompositeData.toCompositeData((LockInfo) data);
    }

    if (data instanceof MemoryNotificationInfo) {
        return MemoryNotifInfoCompositeData.
            toCompositeData((MemoryNotificationInfo) data);
    }

    if (data instanceof VMOption) {
        return VMOptionCompositeData.toCompositeData((VMOption) data);
    }

    if (isCompositeData) {
        // Classes that implement CompositeData
        //
        // construct a new CompositeDataSupport object
        // so that no other classes are sent over the wire
        CompositeData cd = (CompositeData) data;
        CompositeType ct = cd.getCompositeType();
        String[] itemNames = ct.keySet().toArray(new String[0]);
        Object[] itemValues = cd.getAll(itemNames);
        return new CompositeDataSupport(ct, itemNames, itemValues);
    }

    throw new OpenDataException(javaClass.getName() +
        " is not supported for platform MXBeans");
}

Example 24

Source Project: jdk8u-jdk Source File: SetAllVMOptions.java License: GNU General Public License v2.0

5 votes

private static void setAllVMOptions(HotSpotDiagnosticMXBean mbean) {
    List<VMOption> options = mbean.getDiagnosticOptions();
    for (VMOption opt : options) {
        String name = opt.getName();
        String val = opt.getValue();
        System.out.println("option: "+name+"="+val);
        mbean.setVMOption(name,val);
    }
}

Example 25

Source Project: openjdk-8 Source File: CompilerWhiteBoxTest.java License: GNU General Public License v2.0

5 votes

/**
 * Returns value of VM option.
 *
 * @param name option's name
 * @return value of option or {@code null}, if option doesn't exist
 * @throws NullPointerException if name is null
 */
protected static String getVMOption(String name) {
    Objects.requireNonNull(name);
    HotSpotDiagnosticMXBean diagnostic
            = ManagementFactoryHelper.getDiagnosticMXBean();
    VMOption tmp;
    try {
        tmp = diagnostic.getVMOption(name);
    } catch (IllegalArgumentException e) {
        tmp = null;
    }
    return (tmp == null ? null : tmp.getValue());
}

Example 26

Source Project: openjdk-jdk9 Source File: SetVMOption.java License: GNU General Public License v2.0

5 votes

public static VMOption findHeapDumpOnOomOption() {
    List<VMOption> options = mbean.getDiagnosticOptions();
    VMOption gcDetails = null;
    for (VMOption o : options) {
        if (o.getName().equals(HEAP_DUMP_ON_OOM)) {
             gcDetails = o;
             break;
        }
    }
    if (gcDetails == null) {
        throw new RuntimeException("VM option " + HEAP_DUMP_ON_OOM +
            " not found");
    }
    return gcDetails;
}

Example 27

Source Project: openjdk-jdk9 Source File: TestUseCompressedOopsErgoTools.java License: GNU General Public License v2.0

5 votes

private static long getCompressedClassSpaceSize() {
  HotSpotDiagnosticMXBean diagnostic =
      ManagementFactory.getPlatformMXBean(HotSpotDiagnosticMXBean.class);

  VMOption option = diagnostic.getVMOption("CompressedClassSpaceSize");
  return Long.parseLong(option.getValue());
}

Example 28

Source Project: jdk8u-dev-jdk Source File: SetVMOption.java License: GNU General Public License v2.0

5 votes

public static VMOption findPrintGCDetailsOption() {
    List<VMOption> options = mbean.getDiagnosticOptions();
    VMOption gcDetails = null;
    for (VMOption o : options) {
        if (o.getName().equals(PRINT_GC_DETAILS)) {
             gcDetails = o;
             break;
        }
    }
    if (gcDetails == null) {
        throw new RuntimeException("VM option " + PRINT_GC_DETAILS +
            " not found");
    }
    return gcDetails;
}

Example 29

Source Project: openjdk-jdk8u Source File: HotSpotDiagnostic.java License: GNU General Public License v2.0

5 votes

public VMOption getVMOption(String name) {
    if (name == null) {
        throw new NullPointerException("name cannot be null");
    }

    Flag f = Flag.getFlag(name);
    if (f == null) {
        throw new IllegalArgumentException("VM option \"" +
            name + "\" does not exist");
    }
    return f.getVMOption();
}

Example 30

Source Project: openjdk-jdk8u Source File: MappedMXBeanType.java License: GNU General Public License v2.0

5 votes

Object toOpenTypeData(Object data) throws OpenDataException {
    if (data instanceof MemoryUsage) {
        return MemoryUsageCompositeData.toCompositeData((MemoryUsage) data);
    }

    if (data instanceof ThreadInfo) {
        return ThreadInfoCompositeData.toCompositeData((ThreadInfo) data);
    }

    if (data instanceof LockInfo) {
        if (data instanceof java.lang.management.MonitorInfo) {
            return MonitorInfoCompositeData.toCompositeData((MonitorInfo) data);
        }
        return LockInfoCompositeData.toCompositeData((LockInfo) data);
    }

    if (data instanceof MemoryNotificationInfo) {
        return MemoryNotifInfoCompositeData.
            toCompositeData((MemoryNotificationInfo) data);
    }

    if (data instanceof VMOption) {
        return VMOptionCompositeData.toCompositeData((VMOption) data);
    }

    if (isCompositeData) {
        // Classes that implement CompositeData
        //
        // construct a new CompositeDataSupport object
        // so that no other classes are sent over the wire
        CompositeData cd = (CompositeData) data;
        CompositeType ct = cd.getCompositeType();
        String[] itemNames = ct.keySet().toArray(new String[0]);
        Object[] itemValues = cd.getAll(itemNames);
        return new CompositeDataSupport(ct, itemNames, itemValues);
    }

    throw new OpenDataException(javaClass.getName() +
        " is not supported for platform MXBeans");
}