- /*
- * Copyright 2000,2002,2004 The Apache Software Foundation
- *
- * 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.apache.tools.ant.taskdefs.optional.jlink;
-
- import java.io.File;
- import org.apache.tools.ant.BuildException;
- import org.apache.tools.ant.Project;
- import org.apache.tools.ant.taskdefs.MatchingTask;
- import org.apache.tools.ant.types.Path;
-
- /**
- * This class defines objects that can link together various jar and
- * zip files.
- *
- * <p>It is basically a wrapper for the jlink code written originally
- * by <a href="mailto:beard@netscape.com">Patrick Beard</a>. The
- * classes org.apache.tools.ant.taskdefs.optional.jlink.Jlink and
- * org.apache.tools.ant.taskdefs.optional.jlink.ClassNameReader
- * support this class.</p>
- *
- * <p>For example:
- * <code>
- * <pre>
- * <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>
- * </pre>
- * </code>
- *
- * @ant.task ignore="true"
- */
- public class JlinkTask extends MatchingTask {
-
- /**
- * The output file for this run of jlink. Usually a jar or zip file.
- */
- public void setOutfile(File outfile) {
- this.outfile = outfile;
- }
-
- /**
- * Establishes the object that contains the files to
- * be merged into the output.
- */
- 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.
- */
- 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.
- */
- 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.
- */
- 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.
- */
- public void setCompress(boolean compress) {
- this.compress = compress;
- }
-
- /**
- * Does the adding and merging.
- */
- 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;
-
- }
-
-