com.greenpepper.shaded.org.apache.tools.ant.taskdefs.optional.jlink.JlinkTask Maven / Gradle / Ivy
/*
* 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 com.greenpepper.shaded.org.apache.tools.ant.taskdefs.optional.jlink;
import java.io.File;
import com.greenpepper.shaded.org.apache.tools.ant.BuildException;
import com.greenpepper.shaded.org.apache.tools.ant.Project;
import com.greenpepper.shaded.org.apache.tools.ant.taskdefs.MatchingTask;
import com.greenpepper.shaded.org.apache.tools.ant.types.Path;
/**
* This class defines objects that can link together various jar and
* zip files.
*
* It is basically a wrapper for the jlink code written originally
* by Patrick Beard. The
* classes com.greenpepper.shaded.org.apache.tools.ant.taskdefs.optional.jlink.Jlink and
* com.greenpepper.shaded.org.apache.tools.ant.taskdefs.optional.jlink.ClassNameReader
* support this class.
*
* For example:
*
*
* <jlink compress="false" outfile="out.jar"/>
* <mergefiles>
* <pathelement path="${build.dir}/mergefoo.jar"/>
* <pathelement path="${build.dir}/mergebar.jar"/>
* </mergefiles>
* <addfiles>
* <pathelement path="${build.dir}/mac.jar"/>
* <pathelement path="${build.dir}/pc.zip"/>
* </addfiles>
* </jlink>
*
*
*
* @ant.task ignore="true"
*/
public class JlinkTask extends MatchingTask {
/**
* The output file for this run of jlink. Usually a jar or zip file.
* @param outfile the output file
*/
public void setOutfile(File outfile) {
this.outfile = outfile;
}
/**
* Establishes the object that contains the files to
* be merged into the output.
* @return a path to be configured
*/
public Path createMergefiles() {
if (this.mergefiles == null) {
this.mergefiles = new Path(getProject());
}
return this.mergefiles.createPath();
}
/**
* Sets the files to be merged into the output.
* @param mergefiles a path
*/
public void setMergefiles(Path mergefiles) {
if (this.mergefiles == null) {
this.mergefiles = mergefiles;
} else {
this.mergefiles.append(mergefiles);
}
}
/**
* Establishes the object that contains the files to
* be added to the output.
* @return a path to be configured
*/
public Path createAddfiles() {
if (this.addfiles == null) {
this.addfiles = new Path(getProject());
}
return this.addfiles.createPath();
}
/**
* Sets the files to be added into the output.
* @param addfiles a path
*/
public void setAddfiles(Path addfiles) {
if (this.addfiles == null) {
this.addfiles = addfiles;
} else {
this.addfiles.append(addfiles);
}
}
/**
* Defines whether or not the output should be compacted.
* @param compress a boolean value
*/
public void setCompress(boolean compress) {
this.compress = compress;
}
/**
* Does the adding and merging.
* @throws BuildException on error
*/
public void execute() throws BuildException {
//Be sure everything has been set.
if (outfile == null) {
throw new BuildException("outfile attribute is required! "
+ "Please set.");
}
if (!haveAddFiles() && !haveMergeFiles()) {
throw new BuildException("addfiles or mergefiles required! "
+ "Please set.");
}
log("linking: " + outfile.getPath());
log("compression: " + compress, Project.MSG_VERBOSE);
jlink linker = new jlink();
linker.setOutfile(outfile.getPath());
linker.setCompression(compress);
if (haveMergeFiles()) {
log("merge files: " + mergefiles.toString(), Project.MSG_VERBOSE);
linker.addMergeFiles(mergefiles.list());
}
if (haveAddFiles()) {
log("add files: " + addfiles.toString(), Project.MSG_VERBOSE);
linker.addAddFiles(addfiles.list());
}
try {
linker.link();
} catch (Exception ex) {
throw new BuildException(ex, getLocation());
}
}
private boolean haveAddFiles() {
return haveEntries(addfiles);
}
private boolean haveMergeFiles() {
return haveEntries(mergefiles);
}
private boolean haveEntries(Path p) {
if (p == null) {
return false;
}
if (p.size() > 0) {
return true;
}
return false;
}
private File outfile = null;
private Path mergefiles = null;
private Path addfiles = null;
private boolean compress = false;
}