1 /* 2 * Copyright (C) 2011 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.ide.eclipse.ddms; 18 19 import org.eclipse.core.runtime.CoreException; 20 import org.eclipse.core.runtime.IConfigurationElement; 21 22 import java.util.ArrayList; 23 import java.util.List; 24 25 public class JavaSourceRevealer { 26 private static final String SOURCE_REVEALER_EXTENSION_ID = 27 "com.android.ide.eclipse.ddms.sourceRevealer"; //$NON-NLS-1$ 28 29 private static List<ISourceRevealer> sSourceRevealers = instantiateSourceRevealers(); 30 31 /** Instantiate all providers of the {@link #SOURCE_REVEALER_EXTENSION_ID} extension. */ instantiateSourceRevealers()32 private static List<ISourceRevealer> instantiateSourceRevealers() { 33 IConfigurationElement[] configElements = 34 DdmsPlugin.getDefault().findConfigElements(SOURCE_REVEALER_EXTENSION_ID); 35 36 List<ISourceRevealer> providers = new ArrayList<ISourceRevealer>(); 37 38 for (IConfigurationElement configElement : configElements) { 39 // instantiate the class 40 Object obj = null; 41 try { 42 obj = configElement.createExecutableExtension("class"); //$NON-NLS-1$ 43 } catch (CoreException e) { 44 // ignore exception while instantiating this class. 45 } 46 47 if (obj instanceof ISourceRevealer) { 48 providers.add((ISourceRevealer) obj); 49 } 50 } 51 52 return providers; 53 } 54 reveal(String applicationName, String className, int line)55 public static boolean reveal(String applicationName, String className, int line) { 56 for (ISourceRevealer revealer : sSourceRevealers) { 57 try { 58 if (revealer.reveal(applicationName, className, line)) { 59 return true; 60 } 61 } catch (Throwable t) { 62 // ignore, we'll just not use this implementation. 63 } 64 } 65 66 return false; 67 } 68 revealMethod(String fqmn, String fileName, int linenumber, String perspective)69 public static boolean revealMethod(String fqmn, String fileName, int linenumber, 70 String perspective) { 71 for (ISourceRevealer revealer : sSourceRevealers) { 72 try { 73 if (revealer.revealMethod(fqmn, fileName, linenumber, perspective)) { 74 return true; 75 } 76 } catch (Throwable t) { 77 // ignore, we'll just not use this implementation. 78 } 79 } 80 81 return false; 82 } 83 } 84