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Groovy: A powerful, dynamic language for the JVM
/**
* 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.codehaus.groovy.ant;
import groovy.lang.GroovyClassLoader;
import org.apache.tools.ant.BuildException;
import org.apache.tools.ant.DirectoryScanner;
import org.apache.tools.ant.types.Path;
import org.apache.tools.ant.util.GlobPatternMapper;
import org.apache.tools.ant.util.SourceFileScanner;
import org.codehaus.groovy.control.CompilationUnit;
import java.io.File;
/**
* Compiles Groovy source files.
*
* @author Jason Dillon
*/
public class GroovycTask
extends CompileTaskSupport
{
protected boolean force;
public void setForce(final boolean flag) {
this.force = flag;
}
protected void compile() {
Path path = getClasspath();
if (path != null) {
config.setClasspath(path.toString());
}
config.setTargetDirectory(destdir);
GroovyClassLoader gcl = createClassLoader();
CompilationUnit compilation = new CompilationUnit(config, null, gcl);
GlobPatternMapper mapper = new GlobPatternMapper();
mapper.setFrom("*.groovy");
mapper.setTo("*.class");
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();
if (force) {
log.debug("Forcefully including all files from: " + basedir);
for (int j=0; j < includes.length; j++) {
File file = new File(basedir, includes[j]);
log.debug(" " + file);
compilation.addSource(file);
count++;
}
}
else {
log.debug("Including changed files from: " + basedir);
SourceFileScanner sourceScanner = new SourceFileScanner(this);
File[] files = sourceScanner.restrictAsFiles(includes, basedir, destdir, mapper);
for (int j=0; j < files.length; j++) {
log.debug(" " + files[j]);
compilation.addSource(files[j]);
count++;
}
}
}
if (count > 0) {
log.info("Compiling " + count + " source file" + (count > 1 ? "s" : "") + " to " + destdir);
compilation.compile();
}
else {
log.info("No sources found to compile");
}
}
}