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/*
* $Id$
* IzPack - Copyright 2001-2008 Julien Ponge, All Rights Reserved.
*
* http://izpack.org/
* http://izpack.codehaus.org/
*
* Copyright 2002 Paul Wilkinson
*
* 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 com.izforge.izpack.ant;
import com.izforge.izpack.ant.logging.AntHandler;
import com.izforge.izpack.api.data.PackCompression;
import com.izforge.izpack.compiler.data.CompilerData;
import com.izforge.izpack.compiler.listener.PackagerListener;
import com.izforge.izpack.merge.resolve.ResolveUtils;
import org.apache.tools.ant.BuildException;
import org.apache.tools.ant.Project;
import org.apache.tools.ant.Task;
import org.apache.tools.ant.types.EnumeratedAttribute;
import org.apache.tools.ant.types.PropertySet;
import java.io.IOException;
import java.lang.reflect.Constructor;
import java.net.URL;
import java.net.URLClassLoader;
import java.util.*;
import java.util.logging.Handler;
import java.util.logging.Level;
import java.util.logging.Logger;
/**
* A IzPack Ant task.
*
* @author Paul Wilkinson
*/
public class IzPackTask extends Task implements PackagerListener
{
/**
* The embedded installation configuration
*/
private ConfigHolder config;
/**
* Holds value of property input.
*/
private String input;
/**
* Holds value of property basedir.
*/
private String basedir;
/**
* Holds value of property output.
*/
private String output;
/**
* Whether to automatically create parent directories of the output file
*/
private boolean mkdirs;
/**
* Holds value of property compression.
*/
private String compression;
/**
* Holds value of property compression.
*/
private int compressionLevel;
/**
* Holds value of property installerType.
*/
private InstallerType installerType;
/**
* Holds value of property izPackDir. This should point at the IzPack directory
*/
private String izPackDir;
/**
* Holds properties used to make substitutions in the install file
*/
private Properties properties;
/**
* should we inherit properties from the Ant file?
*/
private Boolean inheritAll = false;
/**
* Creates new IZPackTask
*/
public IzPackTask()
{
basedir = null;
config = null;
input = null;
output = null;
installerType = null;
izPackDir = null;
compression = PackCompression.DEFAULT.toName();
compressionLevel = -1;
}
/**
* Called by ant to create the object for the config nested element.
*
* @return a holder object for the config nested element.
*/
public ConfigHolder createConfig()
{
config = new ConfigHolder(getProject());
return config;
}
/**
* Logs a message to the Ant log at default priority (MSG_INFO).
*
* @param str The message to log.
*/
public void packagerMsg(String str)
{
packagerMsg(str, MSG_INFO);
}
/**
* Logs a message to the Ant log at the specified priority.
*
* @param str The message to log.
* @param priority The priority of the message.
*/
public void packagerMsg(String str, int priority)
{
final int antPriority;
switch (priority)
// No guarantee of a direct conversion. It's an enum
{
case MSG_DEBUG:
antPriority = Project.MSG_DEBUG;
break;
case MSG_ERR:
antPriority = Project.MSG_ERR;
break;
case MSG_INFO:
antPriority = Project.MSG_INFO;
break;
case MSG_VERBOSE:
antPriority = Project.MSG_VERBOSE;
break;
case MSG_WARN:
antPriority = Project.MSG_WARN;
break;
default: // rather than die...
antPriority = Project.MSG_INFO;
}
log(str, antPriority);
}
/**
* Called when the packaging starts.
*/
public void packagerStart()
{
log(ResourceBundle.getBundle("com/izforge/izpack/ant/langpacks/messages").getString(
"Packager_starting"), Project.MSG_DEBUG);
}
/**
* Called when the packaging stops.
*/
public void packagerStop()
{
log(ResourceBundle.getBundle("com/izforge/izpack/ant/langpacks/messages").getString(
"Packager_ended"), Project.MSG_DEBUG);
}
/**
* Packages.
*
* @throws BuildException Description of the Exception
*/
public void execute() throws org.apache.tools.ant.BuildException
{
checkInput();
String kind = (installerType == null ? null : installerType.getValue());
String configText = null;
if (config != null)
{
configText = config.getText();
input = null;
}
Logger rootLogger = Logger.getLogger("com.izforge.izpack");
rootLogger.setUseParentHandlers(false);
rootLogger.setLevel(Level.INFO);
Handler logHandler = new AntHandler(getProject());
try
{
ClassLoader loader = new URLClassLoader(getUrlsForClassloader());
@SuppressWarnings("unchecked")
Class runableClass
= (Class) loader.loadClass(IzpackAntRunnable.class.getName());
Constructor constructor = runableClass.getConstructors()[0];
Object instance = constructor.newInstance(compression, kind, input, configText, basedir, output, mkdirs,
compressionLevel, properties, inheritAll, getProject().getProperties(), izPackDir, logHandler);
final Thread thread = new Thread((Runnable) instance);
thread.setContextClassLoader(loader);
thread.start();
Thread.sleep(100);
thread.join();
}
catch (Exception e)
{
throw new BuildException(e);
}
}
private URL[] getUrlsForClassloader() throws IOException
{
Collection result = new HashSet();
ClassLoader currentLoader = getClass().getClassLoader();
Enumeration urlEnumeration = currentLoader.getResources("");
result.addAll(Collections.list(urlEnumeration));
urlEnumeration = currentLoader.getResources("META-INF/");
while (urlEnumeration.hasMoreElements())
{
URL url = urlEnumeration.nextElement();
result.add(ResolveUtils.processUrlToJarUrl(url));
}
URL[] urlArray = new URL[result.size()];
return result.toArray(urlArray);
}
private void checkInput()
{
// Either the input attribute or config element must be specified
if (input == null && config == null)
{
throw new BuildException(ResourceBundle.getBundle(
"com/izforge/izpack/ant/langpacks/messages").getString(
"input_must_be_specified"));
}
if (output == null)
{
throw new BuildException(ResourceBundle.getBundle(
"com/izforge/izpack/ant/langpacks/messages").getString(
"output_must_be_specified"));
}
// if (installerType == null) now optional
if (basedir == null)
{
throw new BuildException(ResourceBundle.getBundle(
"com/izforge/izpack/ant/langpacks/messages").getString(
"basedir_must_be_specified"));
}
}
/**
* Setter for property input.
*
* @param input New value of property input.
*/
public void setInput(String input)
{
this.input = input;
}
/**
* Setter for property basedir.
*
* @param basedir New value of property basedir.
*/
public void setBasedir(String basedir)
{
this.basedir = basedir;
}
/**
* Setter for property output.
*
* @param output New value of property output.
*/
public void setOutput(String output)
{
this.output = output;
}
/**
* Setter for property mkdirs.
*
* @param mkdirs New value of property mkdirs.
*/
public void setMkdirs(boolean mkdirs)
{
this.mkdirs = mkdirs;
}
/**
* Setter for property installerType.
*
* @param installerType New value of property installerType.
*/
public void setInstallerType(InstallerType installerType)
{
this.installerType = installerType;
}
/**
* Setter for property izPackDir.
*
* @param izPackDir New value of property izPackDir.
*/
public void setIzPackDir(String izPackDir)
{
if (!(izPackDir.endsWith("/")))
{
izPackDir += "/";
}
this.izPackDir = izPackDir;
}
/**
* If true, pass all Ant properties to IzPack. Defaults to false;
*
* @param inheritAll true if all Ant properties should be passed to IzPack.
*/
public void setInheritAll(boolean inheritAll)
{
this.inheritAll = inheritAll;
}
/**
* Setter for property compression.
*
* @param compression The type compression to set for pack compression.
*/
public void setCompression(String compression)
{
this.compression = compression;
}
/**
* @param compressionLevel The compressionLevel to set.
*/
public void setCompressionLevel(int compressionLevel)
{
this.compressionLevel = compressionLevel;
}
/**
* Ant will call this for each <property> tag to the IzPack task.
*/
public void addConfiguredProperty(Property property)
{
if (properties == null)
{
properties = new Properties();
}
property.execute(); // don't call perform(), so no build events triggered
Properties props = property.getProperties();
Enumeration e = props.keys();
while (e.hasMoreElements())
{
String name = (String) e.nextElement();
String value = props.getProperty(name);
log("Adding property: " + property.getClass() + name + "=" + value,
Project.MSG_VERBOSE);
properties.setProperty(name, value);
}
}
/**
* A set of properties to pass from the build environment to the install compile
*
* @param ps The propertyset collection of properties
*/
public void addConfiguredPropertyset(PropertySet ps)
{
if (properties == null)
{
properties = new Properties();
}
properties.putAll(ps.getProperties());
}
/**
* Enumerated attribute with the values "asis", "add" and "remove".
*
* @author Paul Wilkinson
*/
public static class InstallerType extends EnumeratedAttribute
{
public String[] getValues()
{
return new String[]{CompilerData.STANDARD, CompilerData.WEB};
}
}
}
