--- a/jdk/src/jdk.runtime/share/classes/sun/tracing/ProbeSkeleton.java Thu Feb 19 11:24:00 2015 -0800
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,90 +0,0 @@
-/*
- * Copyright (c) 2008, 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. Oracle designates this
- * particular file as subject to the "Classpath" exception as provided
- * by Oracle in the LICENSE file that accompanied this code.
- *
- * 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.
- */
-
-package sun.tracing;
-
-import java.lang.reflect.Method;
-import java.lang.reflect.Field;
-import com.sun.tracing.Probe;
-
-/**
- * Provides common code for implementation of {@code Probe} classes.
- *
- * @since 1.7
- */
-public abstract class ProbeSkeleton implements Probe {
-
- protected Class<?>[] parameters;
-
- protected ProbeSkeleton(Class<?>[] parameters) {
- this.parameters = parameters;
- }
-
- public abstract boolean isEnabled(); // framework-dependent
-
- /**
- * Triggers the probe with verified arguments.
- *
- * The caller of this method must have already determined that the
- * arity and types of the arguments match what the probe was
- * declared with.
- */
- public abstract void uncheckedTrigger(Object[] args); // framework-dependent
-
- private static boolean isAssignable(Object o, Class<?> formal) {
- if (o != null) {
- if ( !formal.isInstance(o) ) {
- if ( formal.isPrimitive() ) { // o might be a boxed primitive
- try {
- // Yuck. There must be a better way of doing this
- Field f = o.getClass().getField("TYPE");
- return formal.isAssignableFrom((Class<?>)f.get(null));
- } catch (Exception e) {
- /* fall-through. */
- }
- }
- return false;
- }
- }
- return true;
- }
-
- /**
- * Performs a type-check of the parameters before triggering the probe.
- */
- public void trigger(Object ... args) {
- if (args.length != parameters.length) {
- throw new IllegalArgumentException("Wrong number of arguments");
- } else {
- for (int i = 0; i < parameters.length; ++i) {
- if ( !isAssignable(args[i], parameters[i]) ) {
- throw new IllegalArgumentException(
- "Wrong type of argument at position " + i);
- }
- }
- uncheckedTrigger(args);
- }
- }
-}