| /************************************************************** |
| * |
| * 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.openoffice.idesupport; |
| |
| import java.io.File; |
| import java.io.IOException; |
| import java.util.ArrayList; |
| import java.util.Enumeration; |
| import java.util.Vector; |
| import java.lang.reflect.Method; |
| import java.lang.reflect.Modifier; |
| import java.net.URL; |
| import java.net.URLClassLoader; |
| import java.net.MalformedURLException; |
| import org.openoffice.idesupport.zip.ParcelZipper; |
| |
| import com.sun.star.script.framework.container.ScriptEntry; |
| |
| public class JavaFinder implements MethodFinder { |
| |
| private static JavaFinder finder; |
| private static final String JAVA_SUFFIX = ".java"; |
| private static final String CLASS_SUFFIX = ".class"; |
| private static final String LANGUAGE = "Java"; |
| private static final String FIRST_PARAM = |
| "drafts.com.sun.star.script.framework.runtime.XScriptContext"; |
| |
| private Vector classpath = null; |
| |
| private JavaFinder() {} |
| |
| private JavaFinder(Vector classpath) { |
| this.classpath = classpath; |
| } |
| |
| public static JavaFinder getInstance() { |
| if (finder == null) { |
| synchronized(JavaFinder.class) { |
| if (finder == null) |
| finder = new JavaFinder(); |
| } |
| } |
| return finder; |
| } |
| |
| public static JavaFinder getInstance(Vector classpath) { |
| return new JavaFinder(classpath); |
| } |
| |
| public ScriptEntry[] findMethods(File basedir) { |
| String parcelName; |
| ArrayList result = new ArrayList(10); |
| ScriptEntry[] empty = new ScriptEntry[0]; |
| |
| if (basedir == null || basedir.exists() == false || |
| basedir.isDirectory() == false) |
| return empty; |
| |
| parcelName = basedir.getName(); |
| if (parcelName.equals(ParcelZipper.CONTENTS_DIRNAME)) |
| parcelName = basedir.getParentFile().getName(); |
| |
| String[] classNames = findClassNames(basedir); |
| if (classNames != null && classNames.length != 0) { |
| |
| ClassLoader classloader; |
| |
| if (classpath == null) |
| classloader = getClassLoader(basedir); |
| else |
| classloader = getClassLoader(); |
| |
| for (int i = 0; i < classNames.length; i++) |
| { |
| try |
| { |
| Class clazz = classloader.loadClass(classNames[i]); |
| Method[] methods = clazz.getDeclaredMethods(); |
| for (int k = 0; k < methods.length; k++) |
| { |
| if (Modifier.isPublic(methods[k].getModifiers())) |
| { |
| Class[] params = methods[k].getParameterTypes(); |
| if(params.length > 0) |
| { |
| if(params[0].getName().equals(FIRST_PARAM)) |
| { |
| ScriptEntry entry = |
| new ScriptEntry(classNames[i] + "." + |
| methods[k].getName(), parcelName); |
| result.add(entry); |
| } |
| } |
| } |
| } |
| } |
| catch (ClassNotFoundException e) |
| { |
| System.err.println("Caught ClassNotFoundException loading: " |
| + classNames[i]); |
| continue; |
| } |
| catch (NoClassDefFoundError nc) |
| { |
| System.err.println("Caught NoClassDefFoundErr loading: " + |
| classNames[i]); |
| continue; |
| } |
| } |
| } |
| |
| if (result.size() != 0) |
| return (ScriptEntry[])result.toArray(empty); |
| return empty; |
| } |
| |
| private ClassLoader getClassLoader() { |
| int len = classpath.size(); |
| ArrayList urls = new ArrayList(len); |
| |
| for (int i = 0; i < len; i++) { |
| try { |
| String s = (String)classpath.elementAt(i); |
| s = SVersionRCFile.toFileURL(s); |
| |
| if (s != null) |
| urls.add(new URL(s)); |
| } |
| catch (MalformedURLException mue) { |
| } |
| } |
| |
| return new URLClassLoader((URL[])urls.toArray(new URL[0])); |
| } |
| |
| private ClassLoader getClassLoader(File basedir) { |
| ArrayList files = findFiles(basedir, ".jar"); |
| files.add(basedir); |
| |
| try { |
| Enumeration offices = SVersionRCFile.createInstance().getVersions(); |
| |
| while (offices.hasMoreElements()) { |
| OfficeInstallation oi = (OfficeInstallation)offices.nextElement(); |
| String unoil = SVersionRCFile.getPathForUnoil(oi.getPath()); |
| |
| if (unoil != null) { |
| files.add(new File(unoil, "unoil.jar")); |
| break; |
| } |
| } |
| } |
| catch (IOException ioe) { |
| return null; |
| } |
| |
| URL[] urls = new URL[files.size()]; |
| String urlpath; |
| File f; |
| for (int i = 0; i < urls.length; i++) { |
| try { |
| f = (File)files.get(i); |
| urlpath = SVersionRCFile.toFileURL(f.getAbsolutePath()); |
| |
| if (urlpath != null) |
| urls[i] = new URL(urlpath); |
| } |
| catch (MalformedURLException mue) { |
| // do nothing, go on to next file |
| } |
| } |
| |
| return new URLClassLoader(urls); |
| } |
| |
| private ArrayList findFiles(File basedir, String suffix) { |
| ArrayList result = new ArrayList(); |
| File[] children = basedir.listFiles(); |
| |
| for (int i = 0; i < children.length; i++) { |
| if (children[i].isDirectory()) |
| result.addAll(findFiles(children[i], suffix)); |
| else if (children[i].getName().endsWith(suffix)) |
| result.add(children[i]); |
| } |
| return result; |
| } |
| |
| private String[] findClassNames(File basedir) |
| { |
| ArrayList classFiles = findFiles(basedir, CLASS_SUFFIX); |
| if(classFiles == null || classFiles.size() == 0) |
| return null; |
| |
| ArrayList javaFiles = findFiles(basedir, JAVA_SUFFIX); |
| if(javaFiles == null || javaFiles.size() == 0) |
| return null; |
| |
| ArrayList result = new ArrayList(); |
| for (int i = 0; i < classFiles.size(); i++) |
| { |
| File classFile = (File)classFiles.get(i); |
| String className = classFile.getName(); |
| className = className.substring(0, className.lastIndexOf(CLASS_SUFFIX)); |
| boolean finished = false; |
| |
| |
| for (int j = 0; j < javaFiles.size() && finished == false; j++) |
| { |
| File javaFile = (File)javaFiles.get(j); |
| String javaName = javaFile.getName(); |
| javaName = javaName.substring(0, javaName.lastIndexOf(JAVA_SUFFIX)); |
| |
| if (javaName.equals(className)) |
| { |
| String path = classFile.getAbsolutePath(); |
| path = path.substring(basedir.getAbsolutePath().length() + 1); |
| path = path.replace(File.separatorChar, '.'); |
| path = path.substring(0, path.lastIndexOf(CLASS_SUFFIX)); |
| |
| result.add(path); |
| javaFiles.remove(j); |
| finished = true; |
| } |
| } |
| } |
| return (String[])result.toArray(new String[0]); |
| } |
| } |