| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| package org.netbeans.modules.debugger.jpda; |
| |
| import com.sun.jdi.InternalException; |
| import java.util.logging.Level; |
| import java.util.logging.Logger; |
| import org.openide.util.Exceptions; |
| |
| /** |
| * Reports JDI exceptions and log JDI method calls. |
| * |
| * @author Martin Entlicher |
| */ |
| public final class JDIExceptionReporter { |
| |
| private static final Logger logger = Logger.getLogger("org.netbeans.modules.debugger.jpda.jdi"); // NOI18N |
| |
| public static final Object RET_VOID = new Object(); |
| |
| private static final ThreadLocal<Long> callStartTime = new ThreadLocal<Long>(); |
| |
| private JDIExceptionReporter() {} |
| |
| public static void report(InternalException iex) { |
| iex = (InternalException) Exceptions.attachMessage(iex, |
| "An unexpected internal exception occured in debug interface layer. Please submit this to your JVM vendor."); |
| Exceptions.printStackTrace(iex); |
| } |
| |
| public static boolean isLoggable() { |
| return logger.isLoggable(java.util.logging.Level.FINER); |
| } |
| |
| public static void logCallStart(String className, String methodName, String msg, Object[] args) { |
| try { |
| logger.log(java.util.logging.Level.FINER, msg, args); |
| } catch (Exception exc) { |
| logger.log(java.util.logging.Level.FINER, "Logging of "+className+"."+methodName+"() threw exception:", exc); |
| } |
| callStartTime.set(System.nanoTime()); |
| } |
| |
| public static void logCallEnd(String className, String methodName, Object ret) { |
| long t2 = System.nanoTime(); |
| long t1 = callStartTime.get(); |
| callStartTime.remove(); |
| logger.log(java.util.logging.Level.FINER, " {0}.{1}() returned after {2} ns, return value = {3}", |
| new Object[] {className, methodName, (t2 - t1), (RET_VOID == ret) ? "void" : ret}); |
| if (ret instanceof Throwable) { |
| logger.log(Level.FINER, "", (Throwable) ret); |
| } |
| } |
| |
| } |