# HG changeset patch
# User amurillo
# Date 1433457480 25200
# Node ID 6cf349c0d1a5ece38e835f3fe3c72dbc2790dff4
# Parent  a832d39b95a0081ebed52f9ce4062fc63a7ad23f# Parent  317ef3b5d6f6989eceb8d878d5cbf40860ffbf90
Merge

diff -r a832d39b95a0 -r 6cf349c0d1a5 jdk/make/lib/Lib-java.instrument.gmk
--- a/jdk/make/lib/Lib-java.instrument.gmk	Thu Jun 04 19:28:45 2015 +0100
+++ b/jdk/make/lib/Lib-java.instrument.gmk	Thu Jun 04 15:38:00 2015 -0700
@@ -61,7 +61,7 @@
     OUTPUT_DIR := $(INSTALL_LIBRARIES_HERE), \
     SRC := $(LIBINSTRUMENT_SRC), \
     OPTIMIZATION := LOW, \
-    CFLAGS := $(LIBINSTRUMENT_CFLAGS) $(CFLAGS_WARNINGS_ARE_ERRORS), \
+    CFLAGS := $(LIBINSTRUMENT_CFLAGS), \
     CFLAGS_debug := -DJPLIS_LOGGING, \
     CFLAGS_release := -DNO_JPLIS_LOGGING, \
     MAPFILE := $(JDK_TOPDIR)/make/mapfiles/libinstrument/mapfile-vers, \
diff -r a832d39b95a0 -r 6cf349c0d1a5 jdk/make/lib/Lib-java.management.gmk
--- a/jdk/make/lib/Lib-java.management.gmk	Thu Jun 04 19:28:45 2015 +0100
+++ b/jdk/make/lib/Lib-java.management.gmk	Thu Jun 04 15:38:00 2015 -0700
@@ -50,7 +50,7 @@
     OUTPUT_DIR := $(INSTALL_LIBRARIES_HERE), \
     SRC := $(LIBMANAGEMENT_SRC), \
     OPTIMIZATION := $(LIBMANAGEMENT_OPTIMIZATION), \
-    CFLAGS := $(CFLAGS_JDKLIB) $(CFLAGS_WARNINGS_ARE_ERRORS) $(LIBMANAGEMENT_CFLAGS), \
+    CFLAGS := $(CFLAGS_JDKLIB) $(LIBMANAGEMENT_CFLAGS), \
     MAPFILE := $(JDK_TOPDIR)/make/mapfiles/libmanagement/mapfile-vers, \
     LDFLAGS := $(LDFLAGS_JDKLIB) \
         $(call SET_SHARED_LIBRARY_ORIGIN), \
diff -r a832d39b95a0 -r 6cf349c0d1a5 jdk/make/lib/Lib-jdk.attach.gmk
--- a/jdk/make/lib/Lib-jdk.attach.gmk	Thu Jun 04 19:28:45 2015 +0100
+++ b/jdk/make/lib/Lib-jdk.attach.gmk	Thu Jun 04 15:38:00 2015 -0700
@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2011, 2014, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 2011, 2015, Oracle and/or its affiliates. All rights reserved.
 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 #
 # This code is free software; you can redistribute it and/or modify it
@@ -39,7 +39,7 @@
     OUTPUT_DIR := $(INSTALL_LIBRARIES_HERE), \
     SRC := $(call FindSrcDirsForLib, jdk.attach, attach), \
     OPTIMIZATION := LOW, \
-    CFLAGS := $(CFLAGS_JDKLIB) $(CFLAGS_WARNINGS_ARE_ERRORS) \
+    CFLAGS := $(CFLAGS_JDKLIB) \
         -I$(SUPPORT_OUTPUTDIR)/headers/jdk.attach \
         $(LIBJAVA_HEADER_FLAGS) $(LIBATTACH_CFLAGS), \
     CFLAGS_windows := /Gy, \
diff -r a832d39b95a0 -r 6cf349c0d1a5 jdk/make/lib/Lib-jdk.hprof.agent.gmk
--- a/jdk/make/lib/Lib-jdk.hprof.agent.gmk	Thu Jun 04 19:28:45 2015 +0100
+++ b/jdk/make/lib/Lib-jdk.hprof.agent.gmk	Thu Jun 04 15:38:00 2015 -0700
@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2011, 2014, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 2011, 2015, Oracle and/or its affiliates. All rights reserved.
 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 #
 # This code is free software; you can redistribute it and/or modify it
@@ -31,7 +31,7 @@
 
 BUILD_LIBHPROF_CFLAGS := $(addprefix -I, $(BUILD_LIBHPROF_SRC)) \
     -I$(JDK_TOPDIR)/src/demo/share/jvmti/java_crw_demo
-    
+
 BUILD_LIBHPROF_LDFLAGS :=
 
 LIBHPROF_OPTIMIZATION := HIGHEST
@@ -46,7 +46,7 @@
     OUTPUT_DIR := $(INSTALL_LIBRARIES_HERE), \
     SRC := $(BUILD_LIBHPROF_SRC), \
     OPTIMIZATION := $(LIBHPROF_OPTIMIZATION), \
-    CFLAGS := $(CFLAGS_JDKLIB) $(CFLAGS_WARNINGS_ARE_ERRORS) \
+    CFLAGS := $(CFLAGS_JDKLIB) \
         $(BUILD_LIBHPROF_CFLAGS), \
     CFLAGS_debug := -DHPROF_LOGGING, \
     MAPFILE := $(JDK_TOPDIR)/make/mapfiles/libhprof/mapfile-vers, \
@@ -75,7 +75,7 @@
     OUTPUT_DIR := $(INSTALL_LIBRARIES_HERE), \
     SRC := $(LIBJAVA_CRW_DEMO_SRC), \
     OPTIMIZATION := LOW, \
-    CFLAGS := $(CFLAGS_JDKLIB) $(CFLAGS_WARNINGS_ARE_ERRORS) \
+    CFLAGS := $(CFLAGS_JDKLIB) \
         $(addprefix -I, $(LIBJAVA_CRW_DEMO_SRC)), \
     MAPFILE := $(JDK_TOPDIR)/make/mapfiles/libjava_crw_demo/mapfile-vers, \
     LDFLAGS := $(LDFLAGS_JDKLIB) \
diff -r a832d39b95a0 -r 6cf349c0d1a5 jdk/make/lib/Lib-jdk.jdi.gmk
--- a/jdk/make/lib/Lib-jdk.jdi.gmk	Thu Jun 04 19:28:45 2015 +0100
+++ b/jdk/make/lib/Lib-jdk.jdi.gmk	Thu Jun 04 15:38:00 2015 -0700
@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2011, 2014, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 2011, 2015, Oracle and/or its affiliates. All rights reserved.
 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 #
 # This code is free software; you can redistribute it and/or modify it
@@ -44,7 +44,7 @@
       OUTPUT_DIR := $(INSTALL_LIBRARIES_HERE), \
       SRC := $(LIBDT_SHMEM_SRC), \
       OPTIMIZATION := LOW, \
-      CFLAGS := $(CFLAGS_JDKLIB) $(CFLAGS_WARNINGS_ARE_ERRORS) -DUSE_MMAP \
+      CFLAGS := $(CFLAGS_JDKLIB) -DUSE_MMAP \
           $(LIBDT_SHMEM_CPPFLAGS), \
       LDFLAGS := $(LDFLAGS_JDKLIB), \
       LDFLAGS_windows := -export:jdwpTransport_OnLoad, \
diff -r a832d39b95a0 -r 6cf349c0d1a5 jdk/make/lib/Lib-jdk.jdwp.agent.gmk
--- a/jdk/make/lib/Lib-jdk.jdwp.agent.gmk	Thu Jun 04 19:28:45 2015 +0100
+++ b/jdk/make/lib/Lib-jdk.jdwp.agent.gmk	Thu Jun 04 15:38:00 2015 -0700
@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2011, 2014, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 2011, 2015, Oracle and/or its affiliates. All rights reserved.
 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 #
 # This code is free software; you can redistribute it and/or modify it
@@ -41,7 +41,7 @@
     OUTPUT_DIR := $(INSTALL_LIBRARIES_HERE), \
     SRC := $(LIBDT_SOCKET_SRC), \
     OPTIMIZATION := LOW, \
-    CFLAGS := $(CFLAGS_JDKLIB) $(CFLAGS_CFLAGS_WARNINGS_ARE_ERRORS) -DUSE_MMAP \
+    CFLAGS := $(CFLAGS_JDKLIB) -DUSE_MMAP \
         $(LIBDT_SOCKET_CPPFLAGS), \
     MAPFILE := $(JDK_TOPDIR)/make/mapfiles/libdt_socket/mapfile-vers, \
     LDFLAGS := $(LDFLAGS_JDKLIB) \
@@ -77,7 +77,7 @@
     OUTPUT_DIR := $(INSTALL_LIBRARIES_HERE), \
     SRC := $(LIBJDWP_SRC), \
     OPTIMIZATION := LOW, \
-    CFLAGS := $(CFLAGS_JDKLIB) $(CFLAGS_WARNINGS_ARE_ERRORS) -DJDWP_LOGGING \
+    CFLAGS := $(CFLAGS_JDKLIB) -DJDWP_LOGGING \
         $(LIBJDWP_CPPFLAGS) \
         -I$(SUPPORT_OUTPUTDIR)/headers/jdk.jdwp.agent, \
     MAPFILE := $(JDK_TOPDIR)/make/mapfiles/libjdwp/mapfile-vers, \
diff -r a832d39b95a0 -r 6cf349c0d1a5 jdk/make/lib/Lib-jdk.management.gmk
--- a/jdk/make/lib/Lib-jdk.management.gmk	Thu Jun 04 19:28:45 2015 +0100
+++ b/jdk/make/lib/Lib-jdk.management.gmk	Thu Jun 04 15:38:00 2015 -0700
@@ -59,7 +59,7 @@
     SRC := $(LIBMANAGEMENT_EXT_SRC), \
     LANG := C, \
     OPTIMIZATION := $(LIBMANAGEMENT_EXT_OPTIMIZATION), \
-    CFLAGS := $(CFLAGS_JDKLIB) $(CFLAGS_WARNINGS_ARE_ERRORS) $(LIBMANAGEMENT_EXT_CFLAGS), \
+    CFLAGS := $(CFLAGS_JDKLIB) $(LIBMANAGEMENT_EXT_CFLAGS), \
     MAPFILE := $(JDK_TOPDIR)/make/mapfiles/libmanagement_ext/mapfile-vers, \
     LDFLAGS := $(LDFLAGS_JDKLIB) \
         $(call SET_SHARED_LIBRARY_ORIGIN), \
diff -r a832d39b95a0 -r 6cf349c0d1a5 jdk/make/lib/Lib-jdk.sctp.gmk
--- a/jdk/make/lib/Lib-jdk.sctp.gmk	Thu Jun 04 19:28:45 2015 +0100
+++ b/jdk/make/lib/Lib-jdk.sctp.gmk	Thu Jun 04 15:38:00 2015 -0700
@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2011, 2014, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 2011, 2015, Oracle and/or its affiliates. All rights reserved.
 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 #
 # This code is free software; you can redistribute it and/or modify it
@@ -30,12 +30,8 @@
 ifeq ($(OPENJDK_TARGET_OS_TYPE), unix)
 
   ifeq (, $(filter $(OPENJDK_TARGET_OS), macosx aix))
-
-    # Suppress unused parameters required by exported JNI functions.
-    SCTP_WERROR := -Werror -Wno-error=unused-parameter
-    ifeq ($(OPENJDK_TARGET_CPU_ARCH), ppc)
-      SCTP_WERROR :=
-    endif
+    # DISABLED_WARNINGS_gcc := unused-parameter needed to
+    # suppress unused parameters required by exported JNI functions.
 
     $(eval $(call SetupNativeCompilation,BUILD_LIBSCTP, \
         LIBRARY := sctp, \
@@ -49,7 +45,7 @@
             $(LIBJAVA_HEADER_FLAGS) \
             -I$(SUPPORT_OUTPUTDIR)/headers/jdk.sctp \
             -I$(SUPPORT_OUTPUTDIR)/headers/java.base, \
-        CFLAGS_linux := $(SCTP_WERROR), \
+        DISABLED_WARNINGS_gcc := unused-parameter, \
         MAPFILE := $(JDK_TOPDIR)/make/mapfiles/libsctp/mapfile-vers, \
         LDFLAGS := $(LDFLAGS_JDKLIB) \
             $(call SET_SHARED_LIBRARY_ORIGIN), \
diff -r a832d39b95a0 -r 6cf349c0d1a5 jdk/src/java.base/share/classes/java/lang/Class.java
diff -r a832d39b95a0 -r 6cf349c0d1a5 jdk/src/java.base/share/classes/java/lang/invoke/CallSite.java
--- a/jdk/src/java.base/share/classes/java/lang/invoke/CallSite.java	Thu Jun 04 19:28:45 2015 +0100
+++ b/jdk/src/java.base/share/classes/java/lang/invoke/CallSite.java	Thu Jun 04 15:38:00 2015 -0700
@@ -27,8 +27,6 @@
 
 import static java.lang.invoke.MethodHandleStatics.*;
 import static java.lang.invoke.MethodHandles.Lookup.IMPL_LOOKUP;
-import java.lang.reflect.Field;
-import sun.misc.Cleaner;
 
 /**
  * A {@code CallSite} is a holder for a variable {@link MethodHandle},
@@ -138,47 +136,9 @@
 
     /**
      * {@code CallSite} dependency context.
-     * VM uses context class to store nmethod dependencies on the call site target.
-     * Can be in 2 states: (a) null; or (b) {@code Cleaner} instance pointing to some Class instance.
-     * Lazily initialized when CallSite instance is linked to some indy call site or VM needs
-     * it to store dependencies. As a corollary, "null" context means there are no dependencies
-     * registered yet. {@code Cleaner} is used in 2 roles:
-     *   (a) context class access for VM;
-     *   (b) stale context class cleanup.
-     * {@code Cleaner} holds the context class until cleanup action is finished (see {@code PhantomReference}).
-     * Though it's impossible to get the context class using {@code Reference.get()}, VM extracts it directly
-     * from {@code Reference.referent} field.
-     */
-    private volatile Cleaner context = null;
-
-    /**
-     * Default context.
-     * VM uses it to initialize non-linked CallSite context.
+     * JVM uses CallSite.context to store nmethod dependencies on the call site target.
      */
-    private static class DefaultContext {}
-    private static final Cleaner DEFAULT_CONTEXT = makeContext(DefaultContext.class, null);
-
-    private static Cleaner makeContext(Class<?> referent, final CallSite holder) {
-        return Cleaner.create(referent,
-                new Runnable() {
-                    @Override public void run() {
-                        MethodHandleNatives.invalidateDependentNMethods(holder);
-                    }
-                });
-    }
-
-    /** Initialize context class used for nmethod dependency tracking */
-    /*package-private*/
-    void initContext(Class<?> newContext) {
-        // If there are concurrent actions, exactly one succeeds.
-        if (context == null) {
-            UNSAFE.compareAndSwapObject(this, CONTEXT_OFFSET, /*expected=*/null, makeContext(newContext, this));
-            // No need to care about failed CAS attempt.
-            // Since initContext is called from indy call site linkage in newContext class, there's no risk
-            // that the context class becomes dead while corresponding context cleaner is alive (causing cleanup
-            // action in the wrong context).
-        }
-    }
+    private final MethodHandleNatives.CallSiteContext context = MethodHandleNatives.CallSiteContext.make(this);
 
     /**
      * Returns the type of this call site's target.
diff -r a832d39b95a0 -r 6cf349c0d1a5 jdk/src/java.base/share/classes/java/lang/invoke/MethodHandleNatives.java
--- a/jdk/src/java.base/share/classes/java/lang/invoke/MethodHandleNatives.java	Thu Jun 04 19:28:45 2015 +0100
+++ b/jdk/src/java.base/share/classes/java/lang/invoke/MethodHandleNatives.java	Thu Jun 04 15:38:00 2015 -0700
@@ -30,6 +30,7 @@
 import static java.lang.invoke.MethodHandleNatives.Constants.*;
 import static java.lang.invoke.MethodHandleStatics.*;
 import static java.lang.invoke.MethodHandles.Lookup.IMPL_LOOKUP;
+import sun.misc.Cleaner;
 
 /**
  * The JVM interface for the method handles package is all here.
@@ -61,8 +62,27 @@
     static native void setCallSiteTargetNormal(CallSite site, MethodHandle target);
     static native void setCallSiteTargetVolatile(CallSite site, MethodHandle target);
 
-    /** Invalidate CallSite context: clean up dependent nmethods and reset call site context to initial state (null). */
-    static native void invalidateDependentNMethods(CallSite site);
+    /** Represents a context to track nmethod dependencies on CallSite instance target. */
+    static class CallSiteContext implements Runnable {
+        //@Injected JVM_nmethodBucket* vmdependencies;
+
+        static CallSiteContext make(CallSite cs) {
+            final CallSiteContext newContext = new CallSiteContext();
+            // Cleaner is attached to CallSite instance and it clears native structures allocated for CallSite context.
+            // Though the CallSite can become unreachable, its Context is retained by the Cleaner instance (which is
+            // referenced from Cleaner class) until cleanup is performed.
+            Cleaner.create(cs, newContext);
+            return newContext;
+        }
+
+        @Override
+        public void run() {
+            MethodHandleNatives.clearCallSiteContext(this);
+        }
+    }
+
+    /** Invalidate all recorded nmethods. */
+    private static native void clearCallSiteContext(CallSiteContext context);
 
     private static native void registerNatives();
     static {
@@ -235,7 +255,6 @@
             return Invokers.linkToTargetMethod(type);
         } else {
             appendixResult[0] = callSite;
-            callSite.initContext(caller);
             return Invokers.linkToCallSiteMethod(type);
         }
     }
diff -r a832d39b95a0 -r 6cf349c0d1a5 jdk/src/java.base/share/classes/sun/reflect/Reflection.java
diff -r a832d39b95a0 -r 6cf349c0d1a5 jdk/test/java/lang/invoke/8022701/InvokeSeveralWays.java
--- a/jdk/test/java/lang/invoke/8022701/InvokeSeveralWays.java	Thu Jun 04 19:28:45 2015 +0100
+++ b/jdk/test/java/lang/invoke/8022701/InvokeSeveralWays.java	Thu Jun 04 15:38:00 2015 -0700
@@ -38,12 +38,19 @@
             failures++;
         } catch (InvocationTargetException e) {
             Throwable c = e.getCause();
-            if (expected.isInstance(c))
-               System.out.println("EXPECTED: " + expected.getName() + ", "+ c);
-            else {
-               failures++;
-               System.out.println("FAIL: Unexpected wrapped exception " + c);
-               e.printStackTrace(System.out);
+            if (BootstrapMethodError.class.isInstance(c)) {
+                c = c.getCause();
+                if (expected.isInstance(c))
+                    System.out.println("EXPECTED: " + expected.getName() + ", "+ c);
+                else {
+                    failures++;
+                    System.out.println("FAIL: Unexpected wrapped exception " + c);
+                    e.printStackTrace(System.out);
+                }
+            } else {
+                failures++;
+                System.out.println("FAIL: Exception from MethodHandle invocation not wrapped in BootstrapMethodError " + c);
+                e.printStackTrace(System.out);
             }
         } catch (Throwable e) {
             failures++;
@@ -74,14 +81,19 @@
             Invoker.invoke();
             System.out.println("FAIL: No exception throw, probably failed to load modified bytecodes for MethodSupplier");
             failures++;
-        } catch (Throwable e) {
-            if (expected.isInstance(e))
-               System.out.println("EXPECTED: " + expected.getName() + ", "+ e);
+        } catch (BootstrapMethodError e) {
+            Throwable c = e.getCause();
+            if (expected.isInstance(c))
+                System.out.println("EXPECTED: " + expected.getName() + ", "+ c);
             else {
+                failures++;
+                System.out.println("FAIL: Unexpected exception has been caught " + c);
+                e.printStackTrace(System.out);
+            }
+        } catch (Throwable e) {
             failures++;
-            System.out.println("FAIL: Unexpected exception has been caught " + e);
+            System.out.println("FAIL: Exception from MethodHandle invocation not wrapped in BootstrapMethodError " + e);
             e.printStackTrace(System.out);
-            }
         }
         System.out.println();
         try {
diff -r a832d39b95a0 -r 6cf349c0d1a5 jdk/test/sun/tools/jmap/heapconfig/JMapHeapConfigTest.java
--- a/jdk/test/sun/tools/jmap/heapconfig/JMapHeapConfigTest.java	Thu Jun 04 19:28:45 2015 +0100
+++ b/jdk/test/sun/tools/jmap/heapconfig/JMapHeapConfigTest.java	Thu Jun 04 15:38:00 2015 -0700
@@ -21,25 +21,29 @@
  * questions.
  */
 
-/*
- * @test
- * @bug 8042397
- * @summary Unit test for jmap utility test heap configuration reader
- * @library /lib/testlibrary
- * @modules java.management
- * @build jdk.testlibrary.*
- * @build JMapHeapConfigTest LingeredApp TmtoolTestScenario
- * @run main JMapHeapConfigTest
- */
 import java.io.IOException;
 import java.math.BigDecimal;
 import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
+
+import jdk.test.lib.apps.LingeredApp;
 import jdk.testlibrary.Utils;
 import jdk.testlibrary.Platform;
 
+/*
+ * @test
+ * @bug 8042397
+ * @summary Unit test for jmap utility test heap configuration reader
+ * @library /../../test/lib/share/classes
+ * @library /lib/testlibrary
+ * @modules java.management
+ * @build jdk.testlibrary.*
+ * @build jdk.test.lib.apps.*
+ * @build JMapHeapConfigTest TmtoolTestScenario
+ * @run main JMapHeapConfigTest
+ */
 public class JMapHeapConfigTest {
 
     static final String expectedJMapValues[] = {
diff -r a832d39b95a0 -r 6cf349c0d1a5 jdk/test/sun/tools/jmap/heapconfig/LingeredApp.java
--- a/jdk/test/sun/tools/jmap/heapconfig/LingeredApp.java	Thu Jun 04 19:28:45 2015 +0100
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,431 +0,0 @@
-/*
- * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * This code is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 only, as
- * published by the Free Software Foundation.
- *
- * This code is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
- * version 2 for more details (a copy is included in the LICENSE file that
- * accompanied this code).
- *
- * You should have received a copy of the GNU General Public License version
- * 2 along with this work; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
- * or visit www.oracle.com if you need additional information or have any
- * questions.
- */
-import java.io.BufferedReader;
-import java.io.IOException;
-import java.io.InputStream;
-import java.io.InputStreamReader;
-import java.nio.file.Files;
-import java.nio.file.NoSuchFileException;
-import java.nio.file.Path;
-import java.nio.file.Paths;
-import java.nio.file.attribute.BasicFileAttributes;
-import java.nio.file.attribute.FileTime;
-import java.util.ArrayList;
-import java.util.Date;
-import java.util.List;
-import java.util.Map;
-import java.util.UUID;
-
-/**
- * This is a framework to launch an app that could be synchronized with caller
- * to make further attach actions reliable across supported platforms
-
- * Caller example:
- *   SmartTestApp a = SmartTestApp.startApp(cmd);
- *     // do something
- *   a.stopApp();
- *
- *   or fine grained control
- *
- *   a = new SmartTestApp("MyLock.lck");
- *   a.createLock();
- *   a.runApp();
- *   a.waitAppReady();
- *     // do something
- *   a.deleteLock();
- *   a.waitAppTerminate();
- *
- *  Then you can work with app output and process object
- *
- *   output = a.getAppOutput();
- *   process = a.getProcess();
- *
- */
-public class LingeredApp {
-
-    private static final long spinDelay = 1000;
-
-    private final String lockFileName;
-    private long lockCreationTime;
-    private Process appProcess;
-    private final ArrayList<String> storedAppOutput;
-
-    /*
-     * Drain child process output, store it into string array
-     */
-    class InputGobbler extends Thread {
-
-        InputStream is;
-        List<String> astr;
-
-        InputGobbler(InputStream is, List<String> astr) {
-            this.is = is;
-            this.astr = astr;
-        }
-
-        public void run() {
-            try {
-                InputStreamReader isr = new InputStreamReader(is);
-                BufferedReader br = new BufferedReader(isr);
-                String line = null;
-                while ((line = br.readLine()) != null) {
-                    astr.add(line);
-                }
-            } catch (IOException ex) {
-                // pass
-            }
-        }
-    }
-
-    /**
-     * Create LingeredApp object on caller side. Lock file have be a valid filename
-     * at writable location
-     *
-     * @param lockFileName - the name of lock file
-     */
-    public LingeredApp(String lockFileName) {
-        this.lockFileName = lockFileName;
-        this.storedAppOutput = new ArrayList();
-    }
-
-    /**
-     *
-     * @return name of lock file
-     */
-    public String getLockFileName() {
-        return this.lockFileName;
-    }
-
-    /**
-     *
-     * @return name of testapp
-     */
-    public String getAppName() {
-        return this.getClass().getName();
-    }
-
-    /**
-     *
-     *  @return pid of java process running testapp
-     */
-    public long getPid() {
-        if (appProcess == null) {
-            throw new RuntimeException("Process is not alive");
-        }
-        return appProcess.getPid();
-    }
-
-    /**
-     *
-     * @return process object
-     */
-    public Process getProcess() {
-        return appProcess;
-    }
-
-    /**
-     *
-     * @return application output as string array. Empty array if application produced no output
-     */
-    List<String> getAppOutput() {
-        if (appProcess.isAlive()) {
-            throw new RuntimeException("Process is still alive. Can't get its output.");
-        }
-        return storedAppOutput;
-    }
-
-    /* Make sure all part of the app use the same method to get dates,
-     as different methods could produce different results
-     */
-    private static long epoch() {
-        return new Date().getTime();
-    }
-
-    private static long lastModified(String fileName) throws IOException {
-        Path path = Paths.get(fileName);
-        BasicFileAttributes attr = Files.readAttributes(path, BasicFileAttributes.class);
-        return attr.lastModifiedTime().toMillis();
-    }
-
-    private static void setLastModified(String fileName, long newTime) throws IOException {
-        Path path = Paths.get(fileName);
-        FileTime fileTime = FileTime.fromMillis(newTime);
-        Files.setLastModifiedTime(path, fileTime);
-    }
-
-    /**
-     * create lock
-     *
-     * @throws IOException
-     */
-    public void createLock() throws IOException {
-        Path path = Paths.get(lockFileName);
-        // Files.deleteIfExists(path);
-        Files.createFile(path);
-        lockCreationTime = lastModified(lockFileName);
-    }
-
-    /**
-     * Delete lock
-     *
-     * @throws IOException
-     */
-    public void deleteLock() throws IOException {
-        try {
-            Path path = Paths.get(lockFileName);
-            Files.delete(path);
-        } catch (NoSuchFileException ex) {
-            // Lock already deleted. Ignore error
-        }
-    }
-
-    public void waitAppTerminate() {
-        while (true) {
-            try {
-                appProcess.waitFor();
-                break;
-            } catch (InterruptedException ex) {
-                // pass
-            }
-        }
-    }
-
-    /**
-     * The app touches the lock file when it's started
-     * wait while it happens. Caller have to delete lock on wait error.
-     *
-     * @param timeout
-     * @throws java.io.IOException
-     */
-    public void waitAppReady(long timeout) throws IOException {
-        long here = epoch();
-        while (true) {
-            long epoch = epoch();
-            if (epoch - here > (timeout * 1000)) {
-                throw new IOException("App waiting timeout");
-            }
-
-            // Live process should touch lock file every second
-            long lm = lastModified(lockFileName);
-            if (lm > lockCreationTime) {
-                break;
-            }
-
-            // Make sure process didn't already exit
-            if (!appProcess.isAlive()) {
-                throw new IOException("App exited unexpectedly with " + appProcess.exitValue());
-            }
-
-            try {
-                Thread.sleep(spinDelay);
-            } catch (InterruptedException ex) {
-                // pass
-            }
-        }
-    }
-
-    /**
-     * Run the app
-     *
-     * @param vmArguments
-     * @throws IOException
-     */
-    public void runApp(List<String> vmArguments)
-            throws IOException {
-
-        // We should always use testjava or throw an exception,
-        // so we can't use JDKToolFinder.getJDKTool("java");
-        // that falls back to compile java on error
-        String jdkPath = System.getProperty("test.jdk");
-        if (jdkPath == null) {
-            // we are not under jtreg, try env
-            Map<String, String> env = System.getenv();
-            jdkPath = env.get("TESTJAVA");
-        }
-
-        if (jdkPath == null) {
-            throw new RuntimeException("Can't determine jdk path neither test.jdk property no TESTJAVA env are set");
-        }
-
-        String osname = System.getProperty("os.name");
-        String javapath = jdkPath + ((osname.startsWith("window")) ? "/bin/java.exe" : "/bin/java");
-
-        List<String> cmd = new ArrayList();
-        cmd.add(javapath);
-
-
-        if (vmArguments == null) {
-            // Propagate test.vm.options to LingeredApp, filter out possible empty options
-            String testVmOpts[] = System.getProperty("test.vm.opts","").split("\\s+");
-            for (String s : testVmOpts) {
-                if (!s.equals("")) {
-                    cmd.add(s);
-                }
-            }
-        }
-        else{
-            // Lets user manage LingerApp options
-            cmd.addAll(vmArguments);
-        }
-
-        // Make sure we set correct classpath to run the app
-        cmd.add("-cp");
-        String classpath = System.getProperty("test.class.path");
-        cmd.add((classpath == null) ? "." : classpath);
-
-        cmd.add(this.getAppName());
-        cmd.add(lockFileName);
-
-        // Reporting
-        StringBuilder cmdLine = new StringBuilder();
-        for (String strCmd : cmd) {
-            cmdLine.append("'").append(strCmd).append("' ");
-        }
-
-        // A bit of verbosity
-        System.out.println("Command line: [" + cmdLine.toString() + "]");
-
-        ProcessBuilder pb = new ProcessBuilder(cmd);
-        // we don't expect any error output but make sure we are not stuck on pipe
-        // pb.redirectErrorStream(false);
-        pb.redirectError(ProcessBuilder.Redirect.INHERIT);
-
-        appProcess = pb.start();
-
-        // Create pipe reader for process, and read stdin and stderr to array of strings
-        InputGobbler gb = new InputGobbler(appProcess.getInputStream(), storedAppOutput);
-        gb.start();
-    }
-
-    /**
-     *  High level interface for test writers
-     */
-    /**
-     * Factory method that creates SmartAppTest object with ready to use application
-     * lock name is autogenerated, wait timeout is hardcoded
-     * @param cmd - vm options, could be null to auto add testvm.options
-     * @return LingeredApp object
-     * @throws IOException
-     */
-    public static LingeredApp startApp(List<String> cmd) throws IOException {
-        final String lockName = UUID.randomUUID().toString() + ".lck";
-        final int waitTime = 10;
-
-        LingeredApp a = new LingeredApp(lockName);
-        a.createLock();
-        try {
-            a.runApp(cmd);
-            a.waitAppReady(waitTime);
-        } catch (Exception ex) {
-            a.deleteLock();
-            throw ex;
-        }
-
-        return a;
-    }
-
-    public static LingeredApp startApp() throws IOException {
-        return startApp(null);
-    }
-
-    /**
-     * Delete lock file that signal app to terminate, then
-     * waits until app is actually terminated.
-     * @throws IOException
-     */
-    public void stopApp() throws IOException {
-        deleteLock();
-        waitAppTerminate();
-        int exitcode = appProcess.exitValue();
-        if (exitcode != 0) {
-            throw new IOException("LingeredApp terminated with non-zero exit code " + exitcode);
-        }
-    }
-
-    /**
-     * LastModified time might not work correctly in some cases it might
-     * cause later failures
-     */
-
-    public static boolean isLastModifiedWorking() {
-        boolean sane = true;
-        try {
-            long lm = lastModified(".");
-            if (lm == 0) {
-                System.err.println("SANITY Warning! The lastModifiedTime() doesn't work on this system, it returns 0");
-                sane = false;
-            }
-
-            long now = epoch();
-            if (lm > now) {
-                System.err.println("SANITY Warning! The Clock is wrong on this system lastModifiedTime() > getTime()");
-                sane = false;
-            }
-
-            setLastModified(".", epoch());
-            long lm1 = lastModified(".");
-            if (lm1 <= lm) {
-                System.err.println("SANITY Warning! The setLastModified doesn't work on this system");
-                sane = false;
-            }
-        }
-        catch(IOException e) {
-            System.err.println("SANITY Warning! IOException during sanity check " + e);
-            sane = false;
-        }
-
-        return sane;
-    }
-
-    /**
-     * This part is the application it self
-     */
-    public static void main(String args[]) {
-
-        if (args.length != 1) {
-            System.err.println("Lock file name is not specified");
-            System.exit(7);
-        }
-
-        String theLockFileName = args[0];
-
-        try {
-            Path path = Paths.get(theLockFileName);
-
-            while (Files.exists(path)) {
-                // Touch the lock to indicate our readiness
-                setLastModified(theLockFileName, epoch());
-                Thread.sleep(spinDelay);
-            }
-        } catch (NoSuchFileException ex) {
-            // Lock deleted while we are setting last modified time.
-            // Ignore error and lets the app exits
-        } catch (Exception ex) {
-            System.err.println("LingeredApp ERROR: " + ex);
-            // Leave exit_code = 1 to Java launcher
-            System.exit(3);
-        }
-
-        System.exit(0);
-    }
-}
diff -r a832d39b95a0 -r 6cf349c0d1a5 jdk/test/sun/tools/jmap/heapconfig/LingeredAppTest.java
--- a/jdk/test/sun/tools/jmap/heapconfig/LingeredAppTest.java	Thu Jun 04 19:28:45 2015 +0100
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,70 +0,0 @@
-/*
- * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * This code is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 only, as
- * published by the Free Software Foundation.
- *
- * This code is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
- * version 2 for more details (a copy is included in the LICENSE file that
- * accompanied this code).
- *
- * You should have received a copy of the GNU General Public License version
- * 2 along with this work; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
- * or visit www.oracle.com if you need additional information or have any
- * questions.
- */
-
-/*
- * @test
- * @summary Unit test for LingeredApp
- * @compile LingeredAppTest.java
- * @compile LingeredApp.java
- * @run main LingeredAppTest
- */
-import java.io.IOException;
-import java.util.ArrayList;
-import java.util.Arrays;
-
-public class LingeredAppTest {
-
-    public static void main(String[] args) {
-        try {
-            System.out.println("Starting LingeredApp with default parameters");
-
-            ArrayList<String> cmd = new ArrayList();
-
-            // Propagate test.vm.options to LingeredApp, filter out possible empty options
-            String testVmOpts[] = System.getProperty("test.vm.opts","").split("\\s+");
-            for (String s : testVmOpts) {
-                if (!s.equals("")) {
-                    cmd.add(s);
-                }
-            }
-
-            cmd.add("-XX:+PrintFlagsFinal");
-
-            LingeredApp a = LingeredApp.startApp(cmd);
-            System.out.printf("App pid: %d\n", a.getPid());
-            a.stopApp();
-
-            System.out.println("App output:");
-            int count = 0;
-            for (String line : a.getAppOutput()) {
-                count += 1;
-            }
-            System.out.println("Found " + count + " lines in VM output");
-            System.out.println("Test PASSED");
-        } catch (IOException ex) {
-            ex.printStackTrace();
-            System.out.println("Test ERROR");
-            System.exit(3);
-        }
-    }
-}
diff -r a832d39b95a0 -r 6cf349c0d1a5 jdk/test/sun/tools/jmap/heapconfig/TmtoolTestScenario.java
--- a/jdk/test/sun/tools/jmap/heapconfig/TmtoolTestScenario.java	Thu Jun 04 19:28:45 2015 +0100
+++ b/jdk/test/sun/tools/jmap/heapconfig/TmtoolTestScenario.java	Thu Jun 04 15:38:00 2015 -0700
@@ -31,6 +31,8 @@
 import java.util.Map;
 import java.util.logging.Level;
 import java.util.logging.Logger;
+
+import jdk.test.lib.apps.LingeredApp;
 import jdk.testlibrary.JDKToolLauncher;
 import jdk.testlibrary.Utils;