/*
* $Id$
*
* Copyright (C) 2003-2015 JNode.org
*
* This library is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published
* by the Free Software Foundation; either version 2.1 of the License, or
* (at your option) any later version.
*
* This library is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this library; If not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
package org.jnode.build;
import java.io.File;
import java.io.FileReader;
import java.io.IOException;
import java.util.HashMap;
import java.util.Hashtable;
import java.util.LinkedList;
import org.apache.tools.ant.BuildException;
import org.apache.tools.ant.Task;
import org.apache.tools.ant.taskdefs.Jar;
import org.apache.tools.ant.types.ZipFileSet;
import org.jnode.nanoxml.XMLElement;
import org.jnode.nanoxml.XMLParseException;
import org.jnode.plugin.Library;
import org.jnode.plugin.PluginDescriptor;
import org.jnode.plugin.PluginException;
import org.jnode.plugin.model.Factory;
/**
* @author Ewout Prangsma (epr@users.sourceforge.net)
*/
public abstract class AbstractPluginTask extends Task {
protected String targetArch;
private final LinkedList<LibAlias> aliases = new LinkedList<LibAlias>();
/**
* @return The target architecture
*/
protected String getTargetArch() {
return targetArch;
}
/**
* @param string
*/
public void setTargetArch(String string) {
targetArch = string;
}
protected PluginDescriptor readDescriptor(File descriptor) {
final PluginDescriptor descr;
try {
final XMLElement root = new XMLElement(new Hashtable<Object, Object>(), true, false);
try {
final FileReader r = new FileReader(descriptor);
try {
root.parseFromReader(r);
} finally {
r.close();
}
} catch (IOException ex) {
throw new BuildException("Building " + descriptor + " failed", ex);
} catch (XMLParseException ex) {
throw new BuildException("Building " + descriptor + " failed", ex);
}
descr = Factory.parseDescriptor(root);
} catch (PluginException ex) {
ex.printStackTrace();
throw new BuildException("Building " + descriptor + " failed", ex);
}
return descr;
}
protected void processLibrary(Jar jarTask, Library lib, HashMap<File, ZipFileSet> fileSets, File srcDir) {
final String jarName = jarTask.getDestFile().getName();
final File f = getLibraryFile(lib, srcDir);
ZipFileSet fs = fileSets.get(f);
if (fs == null) {
fs = new ZipFileSet();
if (f.isFile()) {
fs.setSrc(f);
} else {
fs.setDir(f);
}
fileSets.put(f, fs);
jarTask.addFileset(fs);
}
fs.createExclude().setName("**/package.html");
final String[] excludes = lib.getExcludes();
for (int i = 0; i < excludes.length; i++) {
final String exclude = excludes[i];
if (exclude.equals("*")) {
fs.createExclude().setName("**/*");
} else {
String exp = exclude.replace('.', '/');
fs.createExclude().setName(exp + ".*");
fs.createExclude().setName(exp + ".class");
if (!exp.endsWith("*")) {
fs.createExclude().setName(exp + "*");
} else {
fs.createExclude().setName(exp);
}
}
}
final String[] exports = lib.getExports();
for (int i = 0; i < exports.length; i++) {
final String export = exports[i];
if (export.equals("*")) {
checkPackageExists(jarName, export, f);
fs.createInclude().setName("**/*");
} else {
String exp = export.replace('.', '/');
fs.createInclude().setName(exp + ".*");
if (!exp.endsWith("*")) {
checkPackageExists(jarName, exp, f);
fs.createInclude().setName(exp + "*");
} else {
checkPackageExists(jarName, exp, f);
fs.createInclude().setName(exp);
}
}
}
}
/**
* Gets the file described by the given library
*/
protected File getLibraryFile(Library lib, File srcDir) {
final LibAlias libAlias = getAlias(lib.getName());
final File f;
if (libAlias == null) {
f = new File(srcDir, lib.getName());
if (!f.exists()) {
throw new BuildException("file not found " + f.getAbsoluteFile() + " because " + lib.getName()
+ " has no alias");
}
} else {
f = libAlias.getAlias();
}
return f;
}
private void checkPackageExists(String jarName, final String export, File src) {
String packageDir = export;
if (!src.isFile()) {
if (packageDir.endsWith("/*")) {
packageDir = packageDir.substring(0, packageDir.length() - 2);
} else if (packageDir.endsWith("*")) {
packageDir = packageDir.substring(0, packageDir.length() - 1);
}
File f = new File(src, packageDir);
if (!f.exists()) {
f = new File(src, packageDir + ".class");
if (!f.exists()) {
System.err.println("WARNING : " + jarName + " doesn't contain package " + export);
}
}
}
}
protected File pluginDir;
/**
* @param file
*/
public void setPluginDir(File file) {
pluginDir = file;
}
/**
* @return The plugin directory
*/
protected File getPluginDir() {
return pluginDir;
}
public LibAlias createLibAlias() {
LibAlias a = new LibAlias();
aliases.add(a);
return a;
}
public LibAlias getAlias(String name) {
for (LibAlias a : aliases) {
if (name.equals(a.getName())) {
return a;
}
}
return null;
}
public static class LibAlias {
private String name;
private File alias;
/**
* @return The alias
*/
public final File getAlias() {
return this.alias;
}
/**
* @param alias
*/
public final void setAlias(File alias) {
this.alias = alias;
}
/**
* @return The name
*/
public final String getName() {
return this.name;
}
/**
* @param name
*/
public final void setName(String name) {
this.name = name;
}
}
}