| /* |
| * The Apache Software License, Version 1.1 |
| * |
| * |
| * Copyright (c) 2003 The Apache Software Foundation. All rights |
| * reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in |
| * the documentation and/or other materials provided with the |
| * distribution. |
| * |
| * 3. The end-user documentation included with the redistribution, |
| * if any, must include the following acknowledgment: |
| * "This product includes software developed by the |
| * Apache Software Foundation (http://www.apache.org/)." |
| * Alternately, this acknowledgment may appear in the software itself, |
| * if and wherever such third-party acknowledgments normally appear. |
| * |
| * 4. The names "Apache" and "Apache Software Foundation" must |
| * not be used to endorse or promote products derived from this |
| * software without prior written permission. For written |
| * permission, please contact apache@apache.org. |
| * |
| * 5. Products derived from this software may not be called "Apache |
| * XMLBeans", nor may "Apache" appear in their name, without prior |
| * written permission of the Apache Software Foundation. |
| * |
| * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED |
| * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR |
| * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF |
| * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
| * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| * SUCH DAMAGE. |
| * ==================================================================== |
| * |
| * This software consists of voluntary contributions made by many |
| * individuals on behalf of the Apache Software Foundation and was |
| * originally based on software copyright (c) 2003 BEA Systems |
| * Inc., <http://www.bea.com/>. For more information on the Apache Software |
| * Foundation, please see <http://www.apache.org/>. |
| */ |
| package org.apache.xmlbeans.impl.jam.internal.javadoc; |
| |
| import com.sun.javadoc.Doclet; |
| import com.sun.javadoc.RootDoc; |
| import java.io.*; |
| import java.util.ArrayList; |
| import java.util.List; |
| import org.apache.xmlbeans.impl.jam.JAnnotationLoader; |
| import org.apache.xmlbeans.impl.jam.JClassLoader; |
| import org.apache.xmlbeans.impl.jam.JFileSet; |
| |
| /** |
| * <p>This class does its best to encapsulate and make threadsafe the |
| * nastiness that is the javadoc 'invocation' API.</p> |
| * |
| * @author Patrick Calahan <pcal@bea.com> |
| */ |
| public class JDClassLoaderFactory extends Doclet { |
| |
| // ======================================================================== |
| // Singleton |
| |
| private static final JDClassLoaderFactory INSTANCE = |
| JDFactory.getInstance().createClassLoaderFactory(); |
| |
| /* package */ JDClassLoaderFactory() {} |
| |
| public static final JDClassLoaderFactory getInstance() { return INSTANCE; } |
| |
| // ======================================================================== |
| // Public methods |
| |
| /** |
| * Runs javadoc on the given source directory and returns a JDRoot |
| * which wraps the javadoc view of the source files there. |
| */ |
| public synchronized JDClassLoader create(JFileSet fileset, |
| JClassLoader parentLoader, |
| JAnnotationLoader annLoader, |
| PrintWriter out, |
| String sourcePath, |
| String classPath) |
| throws IOException, FileNotFoundException |
| { |
| List argList = new ArrayList(); |
| argList.add("-private"); |
| File[] files = fileset.getFiles(); |
| if (files.length == 0) { |
| throw new FileNotFoundException("No input files found."); |
| } |
| if (sourcePath != null) { |
| argList.add("-sourcepath"); |
| argList.add(sourcePath); |
| } |
| if (classPath != null) { |
| argList.add("-classpath"); |
| argList.add(classPath); |
| argList.add("-docletpath"); |
| argList.add(classPath); |
| } |
| for(int i=0; i<files.length; i++) { |
| argList.add(files[i].toString()); |
| if (out != null) out.println(files[i].toString()); |
| } |
| String[] args = new String[argList.size()]; |
| argList.toArray(args); |
| // create a buffer to capture the crap javadoc spits out. we'll |
| // just ignore it unless something goes wrong |
| PrintWriter spewWriter; |
| StringWriter spew = null; |
| if (out == null) { |
| spewWriter = new PrintWriter(spew = new StringWriter()); |
| } else { |
| spewWriter = out; |
| } |
| ClassLoader originalCCL = Thread.currentThread().getContextClassLoader(); |
| try { |
| JavadocResults.prepare(); |
| int result = com.sun.tools.javadoc.Main.execute("JAM", |
| spewWriter, |
| spewWriter, |
| spewWriter, |
| this.getClass().getName(), |
| args); |
| RootDoc root = JavadocResults.getRoot(); |
| if (result != 0 || root == null) { |
| spewWriter.flush(); |
| throw new RuntimeException("Unknown javadoc problem: result="+result+ |
| ", root="+root+":\n"+ |
| ((spew == null) ? "" : spew.toString())); |
| } |
| return JDFactory.getInstance().createClassLoader(root,parentLoader); |
| } catch(RuntimeException e) { |
| throw e; |
| } finally { |
| //make sure we do this no matter what |
| Thread.currentThread().setContextClassLoader(originalCCL); |
| } |
| } |
| |
| // ======================================================================== |
| // Doclet 'implementation' |
| |
| public static boolean start(RootDoc root) { |
| JavadocResults.setRoot(root); |
| return true; |
| } |
| |
| |
| } |