/*
* Copyright 2003-2007 the original author or authors.
*
* Licensed 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.codehaus.groovy.ant;
import groovy.lang.GroovyClassLoader;
import org.apache.tools.ant.BuildException;
import org.apache.tools.ant.DirectoryScanner;
import org.codehaus.groovy.tools.javac.JavaStubCompilationUnit;
import java.io.File;
/**
* Generates Java stubs from Groovy sources.
*
* @version $Id$
* @author <a href="mailto:jason@planet57.com">Jason Dillon</a>
*/
public class GenerateStubsTask
extends CompileTaskSupport
{
@Override
protected void compile() {
GroovyClassLoader gcl = createClassLoader();
JavaStubCompilationUnit cu = new JavaStubCompilationUnit(config, gcl, destdir);
int count = 0;
String[] list = src.list();
for (int i = 0; i < list.length; i++) {
File basedir = getProject().resolveFile(list[i]);
if (!basedir.exists()) {
throw new BuildException("Source directory does not exist: " + basedir, getLocation());
}
DirectoryScanner scanner = getDirectoryScanner(basedir);
String[] includes = scanner.getIncludedFiles();
log.debug("Including files from: " + basedir);
for (int j=0; j < includes.length; j++) {
log.debug(" " + includes[j]);
File file = new File(basedir, includes[j]);
cu.addSource(file);
// Increment the count for each non/java src we found
if (!includes[j].endsWith(".java")) {
count++;
}
}
}
if (count > 0) {
log.info("Generating " + count + " Java stub" + (count > 1 ? "s" : "") + " to " + destdir);
cu.compile();
log.info("Generated " + cu.getStubCount() + " Java stub(s)");
}
else {
log.info("No sources found for stub generation");
}
}
}