Java Code Examples for jdk.nashorn.internal.runtime.Context#getCurrentErr()

The following examples show how to use jdk.nashorn.internal.runtime.Context#getCurrentErr() . 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 File: NativeDebug.java    From hottub with GNU General Public License v2.0 6 votes vote down vote up 
/**
 * Dump all Nashorn debug mode counters. Calling this may be better if
 * you want to print all counters. This way you can avoid too many callsites
 * due to counter access itself!!
 * @param self self reference
 * @return undefined
 */
@Function(attributes = Attribute.NOT_ENUMERABLE, where = Where.CONSTRUCTOR)
public static Object dumpCounters(final Object self) {
    final PrintWriter out = Context.getCurrentErr();

    out.println("ScriptObject count " + ScriptObject.getCount());
    out.println("Scope count " + Scope.getScopeCount());
    out.println("ScriptObject listeners added " + PropertyListeners.getListenersAdded());
    out.println("ScriptObject listeners removed " + PropertyListeners.getListenersRemoved());
    out.println("ScriptFunction constructor calls " + ScriptFunction.getConstructorCount());
    out.println("ScriptFunction invokes " + ScriptFunction.getInvokes());
    out.println("ScriptFunction allocations " + ScriptFunction.getAllocations());
    out.println("PropertyMap count " + PropertyMap.getCount());
    out.println("PropertyMap cloned " + PropertyMap.getClonedCount());
    out.println("PropertyMap history hit " + PropertyMap.getHistoryHit());
    out.println("PropertyMap proto invalidations " + PropertyMap.getProtoInvalidations());
    out.println("PropertyMap proto history hit " + PropertyMap.getProtoHistoryHit());
    out.println("PropertyMap setProtoNewMapCount " + PropertyMap.getSetProtoNewMapCount());
    out.println("Callsite count " + LinkerCallSite.getCount());
    out.println("Callsite misses " + LinkerCallSite.getMissCount());
    out.println("Callsite misses by site at " + LinkerCallSite.getMissSamplingPercentage() + "%");

    LinkerCallSite.getMissCounts(out);

    return UNDEFINED;
}
Example 2
Source File: NativeDebug.java    From openjdk-jdk9 with GNU General Public License v2.0 6 votes vote down vote up 
/**
 * Dump all Nashorn debug mode counters. Calling this may be better if
 * you want to print all counters. This way you can avoid too many callsites
 * due to counter access itself!!
 * @param self self reference
 * @return undefined
 */
@Function(attributes = Attribute.NOT_ENUMERABLE, where = Where.CONSTRUCTOR)
public static Object dumpCounters(final Object self) {
    final PrintWriter out = Context.getCurrentErr();

    out.println("ScriptObject count " + ScriptObject.getCount());
    out.println("Scope count " + Scope.getScopeCount());
    out.println("ScriptObject listeners added " + PropertyListeners.getListenersAdded());
    out.println("ScriptObject listeners removed " + PropertyListeners.getListenersRemoved());
    out.println("ScriptFunction constructor calls " + ScriptFunction.getConstructorCount());
    out.println("ScriptFunction invokes " + ScriptFunction.getInvokes());
    out.println("ScriptFunction allocations " + ScriptFunction.getAllocations());
    out.println("PropertyMap count " + PropertyMap.getCount());
    out.println("PropertyMap cloned " + PropertyMap.getClonedCount());
    out.println("PropertyMap history hit " + PropertyMap.getHistoryHit());
    out.println("PropertyMap proto invalidations " + PropertyMap.getProtoInvalidations());
    out.println("PropertyMap proto history hit " + PropertyMap.getProtoHistoryHit());
    out.println("PropertyMap setProtoNewMapCount " + PropertyMap.getSetProtoNewMapCount());
    out.println("Callsite count " + LinkerCallSite.getCount());
    out.println("Callsite misses " + LinkerCallSite.getMissCount());
    out.println("Callsite misses by site at " + LinkerCallSite.getMissSamplingPercentage() + "%");

    LinkerCallSite.getMissCounts(out);

    return UNDEFINED;
}
Example 3
Source File: NativeDebug.java    From TencentKona-8 with GNU General Public License v2.0 6 votes vote down vote up 
/**
 * Dump all Nashorn debug mode counters. Calling this may be better if
 * you want to print all counters. This way you can avoid too many callsites
 * due to counter access itself!!
 * @param self self reference
 * @return undefined
 */
@Function(attributes = Attribute.NOT_ENUMERABLE, where = Where.CONSTRUCTOR)
public static Object dumpCounters(final Object self) {
    final PrintWriter out = Context.getCurrentErr();

    out.println("ScriptObject count " + ScriptObject.getCount());
    out.println("Scope count " + Scope.getScopeCount());
    out.println("ScriptObject listeners added " + PropertyListeners.getListenersAdded());
    out.println("ScriptObject listeners removed " + PropertyListeners.getListenersRemoved());
    out.println("ScriptFunction constructor calls " + ScriptFunction.getConstructorCount());
    out.println("ScriptFunction invokes " + ScriptFunction.getInvokes());
    out.println("ScriptFunction allocations " + ScriptFunction.getAllocations());
    out.println("PropertyMap count " + PropertyMap.getCount());
    out.println("PropertyMap cloned " + PropertyMap.getClonedCount());
    out.println("PropertyMap history hit " + PropertyMap.getHistoryHit());
    out.println("PropertyMap proto invalidations " + PropertyMap.getProtoInvalidations());
    out.println("PropertyMap proto history hit " + PropertyMap.getProtoHistoryHit());
    out.println("PropertyMap setProtoNewMapCount " + PropertyMap.getSetProtoNewMapCount());
    out.println("Callsite count " + LinkerCallSite.getCount());
    out.println("Callsite misses " + LinkerCallSite.getMissCount());
    out.println("Callsite misses by site at " + LinkerCallSite.getMissSamplingPercentage() + "%");

    LinkerCallSite.getMissCounts(out);

    return UNDEFINED;
}
Example 4
Source File: NativeDebug.java    From jdk8u60 with GNU General Public License v2.0 6 votes vote down vote up 
/**
 * Dump all Nashorn debug mode counters. Calling this may be better if
 * you want to print all counters. This way you can avoid too many callsites
 * due to counter access itself!!
 * @param self self reference
 * @return undefined
 */
@Function(attributes = Attribute.NOT_ENUMERABLE, where = Where.CONSTRUCTOR)
public static Object dumpCounters(final Object self) {
    final PrintWriter out = Context.getCurrentErr();

    out.println("ScriptObject count " + ScriptObject.getCount());
    out.println("Scope count " + Scope.getCount());
    out.println("ScriptObject listeners added " + PropertyListeners.getListenersAdded());
    out.println("ScriptObject listeners removed " + PropertyListeners.getListenersRemoved());
    out.println("ScriptFunction constructor calls " + ScriptFunction.getConstructorCount());
    out.println("ScriptFunction invokes " + ScriptFunction.getInvokes());
    out.println("ScriptFunction allocations " + ScriptFunction.getAllocations());
    out.println("PropertyMap count " + PropertyMap.getCount());
    out.println("PropertyMap cloned " + PropertyMap.getClonedCount());
    out.println("PropertyMap history hit " + PropertyMap.getHistoryHit());
    out.println("PropertyMap proto invalidations " + PropertyMap.getProtoInvalidations());
    out.println("PropertyMap proto history hit " + PropertyMap.getProtoHistoryHit());
    out.println("PropertyMap setProtoNewMapCount " + PropertyMap.getSetProtoNewMapCount());
    out.println("Callsite count " + LinkerCallSite.getCount());
    out.println("Callsite misses " + LinkerCallSite.getMissCount());
    out.println("Callsite misses by site at " + LinkerCallSite.getMissSamplingPercentage() + "%");

    LinkerCallSite.getMissCounts(out);

    return UNDEFINED;
}
Example 5
Source File: NativeDebug.java    From openjdk-8-source with GNU General Public License v2.0 5 votes vote down vote up 
/**
 * Dump all Nashorn debug mode counters. Calling this may be better if
 * you want to print all counters. This way you can avoid too many callsites
 * due to counter access itself!!
 * @param self self reference
 * @return undefined
 */
@SuppressWarnings("resource")
@Function(attributes = Attribute.NOT_ENUMERABLE, where = Where.CONSTRUCTOR)
public static Object dumpCounters(final Object self) {
    final PrintWriter out = Context.getCurrentErr();

    out.println("ScriptObject count " + ScriptObject.getCount());
    out.println("Scope count " + ScriptObject.getScopeCount());
    out.println("ScriptObject listeners added " + PropertyListenerManager.getListenersAdded());
    out.println("ScriptObject listeners removed " + PropertyListenerManager.getListenersRemoved());
    out.println("ScriptFunction constructor calls " + ScriptFunction.getConstructorCount());
    out.println("ScriptFunction invokes " + ScriptFunction.getInvokes());
    out.println("ScriptFunction allocations " + ScriptFunction.getAllocations());
    out.println("PropertyMap count " + PropertyMap.getCount());
    out.println("PropertyMap cloned " + PropertyMap.getClonedCount());
    out.println("PropertyMap shared " + PropertyMap.getSharedCount());
    out.println("PropertyMap duplicated " + PropertyMap.getDuplicatedCount());
    out.println("PropertyMap history hit " + PropertyMap.getHistoryHit());
    out.println("PropertyMap proto invalidations " + PropertyMap.getProtoInvalidations());
    out.println("PropertyMap proto history hit " + PropertyMap.getProtoHistoryHit());
    out.println("PropertyMap setProtoNewMapCount " + PropertyMap.getSetProtoNewMapCount());
    out.println("Callsite count " + LinkerCallSite.getCount());
    out.println("Callsite misses " + LinkerCallSite.getMissCount());
    out.println("Callsite misses by site at " + LinkerCallSite.getMissSamplingPercentage() + "%");

    LinkerCallSite.getMissCounts(out);

    return UNDEFINED;
}
Example 6
Source File: LinkerCallSite.java    From openjdk-8-source with GNU General Public License v2.0 3 votes vote down vote up 
/**
 * Trace event. Wrap an invocation with a return value
 *
 * @param mh     invocation handle
 * @param args   arguments to call
 *
 * @return return value from invocation
 *
 * @throws Throwable if invocation fails or throws exception/error
 */
@SuppressWarnings({"unused", "resource"})
public Object traceObject(final MethodHandle mh, final Object... args) throws Throwable {
    final PrintWriter out = Context.getCurrentErr();
    tracePrint(out, "ENTER ", args, null);
    final Object result = mh.invokeWithArguments(args);
    tracePrint(out, "EXIT  ", args, result);

    return result;
}
Example 7
Source File: LinkerCallSite.java    From jdk8u60 with GNU General Public License v2.0 3 votes vote down vote up 
/**
 * Trace event. Wrap an invocation that returns void
 *
 * @param mh     invocation handle
 * @param args   arguments to call
 *
 * @throws Throwable if invocation fails or throws exception/error
 */
@SuppressWarnings("unused")
public void traceVoid(final MethodHandle mh, final Object... args) throws Throwable {
    final PrintWriter out = Context.getCurrentErr();
    tracePrint(out, "ENTER ", args, null);
    mh.invokeWithArguments(args);
    tracePrint(out, "EXIT  ", args, null);
}
Example 8
Source File: LinkerCallSite.java    From openjdk-8-source with GNU General Public License v2.0 3 votes vote down vote up 
/**
 * Trace event. Wrap an invocation that returns void
 *
 * @param mh     invocation handle
 * @param args   arguments to call
 *
 * @throws Throwable if invocation fails or throws exception/error
 */
@SuppressWarnings({"unused", "resource"})
public void traceVoid(final MethodHandle mh, final Object... args) throws Throwable {
    final PrintWriter out = Context.getCurrentErr();
    tracePrint(out, "ENTER ", args, null);
    mh.invokeWithArguments(args);
    tracePrint(out, "EXIT  ", args, null);
}
Example 9
Source File: LinkerCallSite.java    From openjdk-jdk8u with GNU General Public License v2.0 3 votes vote down vote up 
/**
 * Trace event. Wrap an invocation with a return value
 *
 * @param mh     invocation handle
 * @param args   arguments to call
 *
 * @return return value from invocation
 *
 * @throws Throwable if invocation fails or throws exception/error
 */
@SuppressWarnings("unused")
public Object traceObject(final MethodHandle mh, final Object... args) throws Throwable {
    final PrintWriter out = Context.getCurrentErr();
    tracePrint(out, "ENTER ", args, null);
    final Object result = mh.invokeWithArguments(args);
    tracePrint(out, "EXIT  ", args, result);

    return result;
}
Example 10
Source File: LinkerCallSite.java    From jdk8u_nashorn with GNU General Public License v2.0 3 votes vote down vote up 
/**
 * Trace event. Wrap an invocation that returns void
 *
 * @param mh     invocation handle
 * @param args   arguments to call
 *
 * @throws Throwable if invocation fails or throws exception/error
 */
@SuppressWarnings("unused")
public void traceVoid(final MethodHandle mh, final Object... args) throws Throwable {
    final PrintWriter out = Context.getCurrentErr();
    tracePrint(out, "ENTER ", args, null);
    mh.invokeWithArguments(args);
    tracePrint(out, "EXIT  ", args, null);
}
Example 11
Source File: LinkerCallSite.java    From openjdk-jdk8u-backup with GNU General Public License v2.0 3 votes vote down vote up 
/**
 * Trace event. Wrap an invocation with a return value
 *
 * @param mh     invocation handle
 * @param args   arguments to call
 *
 * @return return value from invocation
 *
 * @throws Throwable if invocation fails or throws exception/error
 */
@SuppressWarnings("unused")
public Object traceObject(final MethodHandle mh, final Object... args) throws Throwable {
    final PrintWriter out = Context.getCurrentErr();
    tracePrint(out, "ENTER ", args, null);
    final Object result = mh.invokeWithArguments(args);
    tracePrint(out, "EXIT  ", args, result);

    return result;
}
Example 12
Source File: LinkerCallSite.java    From jdk8u_nashorn with GNU General Public License v2.0 3 votes vote down vote up 
/**
 * Trace event. Wrap an invocation with a return value
 *
 * @param mh     invocation handle
 * @param args   arguments to call
 *
 * @return return value from invocation
 *
 * @throws Throwable if invocation fails or throws exception/error
 */
@SuppressWarnings("unused")
public Object traceObject(final MethodHandle mh, final Object... args) throws Throwable {
    final PrintWriter out = Context.getCurrentErr();
    tracePrint(out, "ENTER ", args, null);
    final Object result = mh.invokeWithArguments(args);
    tracePrint(out, "EXIT  ", args, result);

    return result;
}
Example 13
Source File: LinkerCallSite.java    From TencentKona-8 with GNU General Public License v2.0 3 votes vote down vote up 
/**
 * Trace event. Wrap an invocation that returns void
 *
 * @param mh     invocation handle
 * @param args   arguments to call
 *
 * @throws Throwable if invocation fails or throws exception/error
 */
@SuppressWarnings("unused")
public void traceVoid(final MethodHandle mh, final Object... args) throws Throwable {
    final PrintWriter out = Context.getCurrentErr();
    tracePrint(out, "ENTER ", args, null);
    mh.invokeWithArguments(args);
    tracePrint(out, "EXIT  ", args, null);
}
Example 14
Source File: LinkerCallSite.java    From openjdk-jdk9 with GNU General Public License v2.0 3 votes vote down vote up 
/**
 * Trace event. Wrap an invocation with a return value
 *
 * @param mh     invocation handle
 * @param args   arguments to call
 *
 * @return return value from invocation
 *
 * @throws Throwable if invocation fails or throws exception/error
 */
@SuppressWarnings("unused")
public Object traceObject(final MethodHandle mh, final Object... args) throws Throwable {
    final PrintWriter out = Context.getCurrentErr();
    tracePrint(out, "ENTER ", args, null);
    final Object result = mh.invokeWithArguments(args);
    tracePrint(out, "EXIT  ", args, result);

    return result;
}
Example 15
Source File: LinkerCallSite.java    From nashorn with GNU General Public License v2.0 3 votes vote down vote up 
/**
 * Trace event. Wrap an invocation with a return value
 *
 * @param mh     invocation handle
 * @param args   arguments to call
 *
 * @return return value from invocation
 *
 * @throws Throwable if invocation fails or throws exception/error
 */
@SuppressWarnings({"unused", "resource"})
public Object traceObject(final MethodHandle mh, final Object... args) throws Throwable {
    final PrintWriter out = Context.getCurrentErr();
    tracePrint(out, "ENTER ", args, null);
    final Object result = mh.invokeWithArguments(args);
    tracePrint(out, "EXIT  ", args, result);

    return result;
}
Example 16
Source File: DebugLogger.java    From jdk8u60 with GNU General Public License v2.0 2 votes vote down vote up 
/**
 * Get the output writer for the logger. Loggers always default to
 * stderr for output as they are used mainly to output debug info
 *
 * Can be inherited so this should not be static.
 *
 * @return print writer for log output.
 */
@SuppressWarnings("static-method")
public PrintWriter getOutputStream() {
    return Context.getCurrentErr();
}
Example 17
Source File: DebugLogger.java    From TencentKona-8 with GNU General Public License v2.0 2 votes vote down vote up 
/**
 * Get the output writer for the logger. Loggers always default to
 * stderr for output as they are used mainly to output debug info
 *
 * Can be inherited so this should not be static.
 *
 * @return print writer for log output.
 */
@SuppressWarnings("static-method")
public PrintWriter getOutputStream() {
    return Context.getCurrentErr();
}
Example 18
Source File: DebugLogger.java    From openjdk-jdk8u with GNU General Public License v2.0 2 votes vote down vote up 
/**
 * Get the output writer for the logger. Loggers always default to
 * stderr for output as they are used mainly to output debug info
 *
 * Can be inherited so this should not be static.
 *
 * @return print writer for log output.
 */
@SuppressWarnings("static-method")
public PrintWriter getOutputStream() {
    return Context.getCurrentErr();
}
Example 19
Source File: DebugLogger.java    From openjdk-jdk8u-backup with GNU General Public License v2.0 2 votes vote down vote up 
/**
 * Get the output writer for the logger. Loggers always default to
 * stderr for output as they are used mainly to output debug info
 *
 * Can be inherited so this should not be static.
 *
 * @return print writer for log output.
 */
@SuppressWarnings("static-method")
public PrintWriter getOutputStream() {
    return Context.getCurrentErr();
}
Example 20
Source File: DebugLogger.java    From hottub with GNU General Public License v2.0 2 votes vote down vote up 
/**
 * Get the output writer for the logger. Loggers always default to
 * stderr for output as they are used mainly to output debug info
 *
 * Can be inherited so this should not be static.
 *
 * @return print writer for log output.
 */
@SuppressWarnings("static-method")
public PrintWriter getOutputStream() {
    return Context.getCurrentErr();
}