Package com.sun.management

Examples of com.sun.management.VMOption

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    boolean isExternal() {
        return external;
    }

    VMOption getVMOption() {
        return new VMOption(name, value.toString(), writeable, origin);
    }
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             // JVM support is integrated in build 52
             // this test is skipped if running with VM earlier than 52
             return;
        }

        VMOption option = findPrintGCDetailsOption();
        if (!option.getValue().equalsIgnoreCase(EXPECTED_VALUE)) {
            throw new RuntimeException("Unexpected value: " +
                option.getValue() + " expected: " + EXPECTED_VALUE);
        }
        if (option.getOrigin() != Origin.VM_CREATION) {
            throw new RuntimeException("Unexpected origin: " +
                option.getOrigin() + " expected: VM_CREATION");
        }
        if (!option.isWriteable()) {
            throw new RuntimeException("Expected " + PRINT_GC_DETAILS +
                " to be writeable");
        }

        // set VM option to a new value
        mbean.setVMOption(PRINT_GC_DETAILS, NEW_VALUE);

        option = findPrintGCDetailsOption();
        if (!option.getValue().equalsIgnoreCase(NEW_VALUE)) {
            throw new RuntimeException("Unexpected value: " +
                option.getValue() + " expected: " + NEW_VALUE);
        }
        if (option.getOrigin() != Origin.MANAGEMENT) {
            throw new RuntimeException("Unexpected origin: " +
                option.getOrigin() + " expected: MANAGEMENT");
        }
        VMOption o = mbean.getVMOption(PRINT_GC_DETAILS);
        if (!option.getValue().equals(o.getValue())) {
            throw new RuntimeException("Unmatched value: " +
                option.getValue() + " expected: " + o.getValue());
        }
        if (!option.getValue().equals(o.getValue())) {
            throw new RuntimeException("Unmatched value: " +
                option.getValue() + " expected: " + o.getValue());
        }
        if (option.getOrigin() != o.getOrigin()) {
            throw new RuntimeException("Unmatched origin: " +
                option.getOrigin() + " expected: " + o.getOrigin());
        }
        if (option.isWriteable() != o.isWriteable()) {
            throw new RuntimeException("Unmatched writeable: " +
                option.isWriteable() + " expected: " + o.isWriteable());
        }

        // check if ManagementServer is not writeable
        List<VMOption> options = mbean.getDiagnosticOptions();
        VMOption mgmtServerOption = null;
        for (VMOption o1 : options) {
            if (o1.getName().equals(MANAGEMENT_SERVER)) {
                 mgmtServerOption = o1;
                 break;
            }
        }
        if (mgmtServerOption != null) {
            throw new RuntimeException(MANAGEMENT_SERVER +
                " is not expected to be writeable");
        }
        mgmtServerOption = mbean.getVMOption(MANAGEMENT_SERVER);
        if (mgmtServerOption == null) {
            throw new RuntimeException(MANAGEMENT_SERVER +
                " should exist.");
        }
        if (mgmtServerOption.getOrigin() != Origin.DEFAULT) {
            throw new RuntimeException(MANAGEMENT_SERVER +
                " should have the default value.");
        }
        if (mgmtServerOption.isWriteable()) {
            throw new RuntimeException(MANAGEMENT_SERVER +
                " is not expected to be writeable");
        }
    }
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        }
    }

    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;
            }
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                    HotSpotDiagnosticMXBean.class);
        checkVMOption(mbean);
    }

    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) {
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Related Classes of com.sun.management.VMOption

  • GetVMOption
  • SetVMOption
  • sun.management.Flag
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