com.izforge.izpack.installer.AutomatedInstaller Maven / Gradle / Ivy
/*
* IzPack - Copyright 2001-2008 Julien Ponge, All Rights Reserved.
*
* http://izpack.org/
* http://izpack.codehaus.org/
*
* Copyright 2003 Jonathan Halliday
*
* 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.installer;
import com.izforge.izpack.CustomData;
import com.izforge.izpack.ExecutableFile;
import com.izforge.izpack.LocaleDatabase;
import com.izforge.izpack.Panel;
import com.izforge.izpack.util.Debug;
import com.izforge.izpack.util.Housekeeper;
import com.izforge.izpack.util.OsConstraint;
import net.n3.nanoxml.*;
import java.io.*;
import java.util.*;
import java.util.zip.ZipEntry;
import java.util.zip.ZipException;
import java.util.zip.ZipOutputStream;
/**
* Runs the install process in text only (no GUI) mode.
*
* @author Jonathan Halliday
* @author Julien Ponge
* @author Johannes Lehtinen
*/
public class AutomatedInstaller extends InstallerBase
{
// there are panels which can be instantiated multiple times
// we therefore need to select the right XML section for each
// instance
private TreeMap panelInstanceCount;
/**
* The automated installation data.
*/
private AutomatedInstallData idata = new AutomatedInstallData();
/**
* The result of the installation.
*/
private boolean result = false;
/**
* Constructing an instance triggers the install.
*
* @param inputFilename Name of the file containing the installation data.
* @throws Exception Description of the Exception
*/
public AutomatedInstaller(String inputFilename) throws Exception
{
super();
File input = new File(inputFilename);
// Loads the installation data
loadInstallData(this.idata);
// Loads the xml data
this.idata.xmlData = getXMLData(input);
// Loads the langpack
this.idata.localeISO3 = this.idata.xmlData.getAttribute("langpack", "eng");
InputStream in = getClass().getResourceAsStream("/langpacks/" + this.idata.localeISO3 + ".xml");
this.idata.langpack = new LocaleDatabase(in);
this.idata.setVariable(ScriptParser.ISO3_LANG, this.idata.localeISO3);
// create the resource manager singleton
ResourceManager.create(this.idata);
// Load custom langpack if exist.
addCustomLangpack(this.idata);
this.panelInstanceCount = new TreeMap();
}
/**
* Writes the uninstalldata.
*
* Unfortunately, Java doesn't allow multiple inheritance, so AutomatedInstaller
* and InstallerFrame can't share this code ... :-/
*
* TODO: We should try to fix this in the future.
*/
private boolean writeUninstallData()
{
try
{
// We get the data
UninstallData udata = UninstallData.getInstance();
List files = udata.getUninstalableFilesList();
ZipOutputStream outJar = this.idata.uninstallOutJar;
if (outJar == null)
{
return true; // it is allowed not to have an installer
}
System.out.println("[ Writing the uninstaller data ... ]");
// We write the files log
outJar.putNextEntry(new ZipEntry("install.log"));
BufferedWriter logWriter = new BufferedWriter(new OutputStreamWriter(outJar));
logWriter.write(this.idata.getInstallPath());
logWriter.newLine();
Iterator iter = files.iterator();
while (iter.hasNext())
{
logWriter.write((String) iter.next());
if (iter.hasNext())
{
logWriter.newLine();
}
}
logWriter.flush();
outJar.closeEntry();
// We write the uninstaller jar file log
outJar.putNextEntry(new ZipEntry("jarlocation.log"));
logWriter = new BufferedWriter(new OutputStreamWriter(outJar));
logWriter.write(udata.getUninstallerJarFilename());
logWriter.newLine();
logWriter.write(udata.getUninstallerPath());
logWriter.flush();
outJar.closeEntry();
// Write out executables to execute on uninstall
outJar.putNextEntry(new ZipEntry("executables"));
ObjectOutputStream execStream = new ObjectOutputStream(outJar);
iter = udata.getExecutablesList().iterator();
execStream.writeInt(udata.getExecutablesList().size());
while (iter.hasNext())
{
ExecutableFile file = (ExecutableFile) iter.next();
execStream.writeObject(file);
}
execStream.flush();
outJar.closeEntry();
// *** ADDED code bellow
// Write out additional uninstall data
// Do not "kill" the installation if there is a problem
// with custom uninstall data. Therefore log it to Debug,
// but do not throw.
Map additionalData = udata.getAdditionalData();
if (additionalData != null && !additionalData.isEmpty())
{
Iterator keys = additionalData.keySet().iterator();
HashSet exist = new HashSet();
while (keys != null && keys.hasNext())
{
String key = keys.next();
Object contents = additionalData.get(key);
if ("__uninstallLibs__".equals(key))
{
Iterator nativeLibIter = ((List) contents).iterator();
while (nativeLibIter != null && nativeLibIter.hasNext())
{
String nativeLibName = (String) ((List) nativeLibIter.next()).get(0);
byte[] buffer = new byte[5120];
long bytesCopied = 0;
int bytesInBuffer;
outJar.putNextEntry(new ZipEntry("native/" + nativeLibName));
InputStream in = getClass().getResourceAsStream(
"/native/" + nativeLibName);
while ((bytesInBuffer = in.read(buffer)) != -1)
{
outJar.write(buffer, 0, bytesInBuffer);
bytesCopied += bytesInBuffer;
}
outJar.closeEntry();
}
}
else if ("uninstallerListeners".equals(key) || "uninstallerJars".equals(key))
{ // It is a ArrayList of ArrayLists which contains the
// full
// package paths of all needed class files.
// First we create a new ArrayList which contains only
// the full paths for the uninstall listener self; thats
// the first entry of each sub ArrayList.
ArrayList subContents = new ArrayList();
// Secound put the class into uninstaller.jar
Iterator listenerIter = ((List) contents).iterator();
while (listenerIter.hasNext())
{
byte[] buffer = new byte[5120];
long bytesCopied = 0;
int bytesInBuffer;
CustomData customData = (CustomData) listenerIter.next();
// First element of the list contains the listener
// class path;
// remind it for later.
if (customData.listenerName != null)
{
subContents.add(customData.listenerName);
}
Iterator liClaIter = customData.contents.iterator();
while (liClaIter.hasNext())
{
String contentPath = liClaIter.next();
if (exist.contains(contentPath))
{
continue;
}
exist.add(contentPath);
try
{
outJar.putNextEntry(new ZipEntry(contentPath));
}
catch (ZipException ze)
{ // Ignore, or ignore not ?? May be it is a
// exception because
// a doubled entry was tried, then we should
// ignore ...
Debug.trace("ZipException in writing custom data: "
+ ze.getMessage());
continue;
}
InputStream in = getClass().getResourceAsStream("/" + contentPath);
if (in != null)
{
while ((bytesInBuffer = in.read(buffer)) != -1)
{
outJar.write(buffer, 0, bytesInBuffer);
bytesCopied += bytesInBuffer;
}
}
else
{
Debug.trace("custom data not found: " + contentPath);
}
outJar.closeEntry();
}
}
// Third we write the list into the
// uninstaller.jar
outJar.putNextEntry(new ZipEntry(key));
ObjectOutputStream objOut = new ObjectOutputStream(outJar);
objOut.writeObject(subContents);
objOut.flush();
outJar.closeEntry();
}
else
{
outJar.putNextEntry(new ZipEntry(key));
if (contents instanceof ByteArrayOutputStream)
{
((ByteArrayOutputStream) contents).writeTo(outJar);
}
else
{
ObjectOutputStream objOut = new ObjectOutputStream(outJar);
objOut.writeObject(contents);
objOut.flush();
}
outJar.closeEntry();
}
}
}
// write the files which should be deleted by root for another user
outJar.putNextEntry(new ZipEntry(UninstallData.ROOTSCRIPT));
ObjectOutputStream rootStream = new ObjectOutputStream(outJar);
String rootScript = udata.getRootScript();
rootStream.writeUTF(rootScript);
rootStream.flush();
outJar.closeEntry();
// *** ADDED to this point
// Cleanup
outJar.flush();
outJar.close();
return true;
}
catch (Exception err)
{
err.printStackTrace();
return false;
}
}
/**
* Runs the automated installation logic for each panel in turn.
*
* @throws Exception
*/
protected void doInstall() throws Exception
{
// TODO: i18n
System.out.println("[ Starting automated installation ]");
Debug.log("[ Starting automated installation ]");
try
{
// assume that installation will succeed
this.result = true;
// walk the panels in order
Iterator panelsIterator = this.idata.panelsOrder.iterator();
while (panelsIterator.hasNext())
{
Panel p = (Panel) panelsIterator.next();
String praefix = "com.izforge.izpack.panels.";
if (p.className.compareTo(".") > -1)
// Full qualified class name
{
praefix = "";
}
if (!OsConstraint.oneMatchesCurrentSystem(p.osConstraints))
{
continue;
}
String panelClassName = p.className;
String automationHelperClassName = praefix + panelClassName + "AutomationHelper";
Class automationHelperClass = null;
Debug.log("AutomationHelper:" + automationHelperClassName);
// determine if the panel supports automated install
try
{
automationHelperClass = (Class) Class.forName(automationHelperClassName);
}
catch (ClassNotFoundException e)
{
// this is OK - not all panels have/need automation support.
Debug.log("ClassNotFoundException-skip :" + automationHelperClassName);
continue;
}
// instantiate the automation logic for the panel
PanelAutomation automationHelperInstance = null;
if (automationHelperClass != null)
{
try
{
Debug.log("Instantiate :" + automationHelperClassName);
automationHelperInstance = automationHelperClass
.newInstance();
}
catch (Exception e)
{
Debug.log("ERROR: no default constructor for "
+ automationHelperClassName + ", skipping...");
continue;
}
}
// We get the panels root xml markup
Vector panelRoots = this.idata.xmlData.getChildrenNamed(panelClassName);
int panelRootNo = 0;
if (this.panelInstanceCount.containsKey(panelClassName))
{
// get number of panel instance to process
panelRootNo = this.panelInstanceCount.get(panelClassName);
}
XMLElement panelRoot = panelRoots.elementAt(panelRootNo);
this.panelInstanceCount.put(panelClassName, panelRootNo + 1);
// execute the installation logic for the current panel, if it has
// any:
if (automationHelperInstance != null)
{
try
{
Debug.log("automationHelperInstance.runAutomated :" + automationHelperClassName + " entered.");
if (!automationHelperInstance.runAutomated(this.idata, panelRoot))
{
// make installation fail instantly
this.result = false;
return;
}
else
{
Debug.log("automationHelperInstance.runAutomated :" + automationHelperClassName + " successfully done.");
}
}
catch (Exception e)
{
Debug.log("ERROR: automated installation failed for panel "
+ panelClassName);
e.printStackTrace();
this.result = false;
}
}
}
// this does nothing if the uninstaller was not included
writeUninstallData();
if (this.result)
{
System.out.println("[ Automated installation done ]");
}
else
{
System.out.println("[ Automated installation FAILED! ]");
}
}
catch (Exception e)
{
this.result = false;
System.err.println(e.toString());
e.printStackTrace();
System.out.println("[ Automated installation FAILED! ]");
}
finally
{
// Bye
Housekeeper.getInstance().shutDown(this.result ? 0 : 1);
}
}
/**
* Loads the xml data for the automated mode.
*
* @param input The file containing the installation data.
* @return The root of the XML file.
* @throws Exception thrown if there are problems reading the file.
*/
public XMLElement getXMLData(File input) throws Exception
{
FileInputStream in = new FileInputStream(input);
// Initialises the parser
StdXMLParser parser = new StdXMLParser();
parser.setBuilder(XMLBuilderFactory.createXMLBuilder());
parser.setReader(new StdXMLReader(in));
parser.setValidator(new NonValidator());
XMLElement rtn = (XMLElement) parser.parse();
in.close();
return rtn;
}
/**
* Get the result of the installation.
*
* @return True if the installation was successful.
*/
public boolean getResult()
{
return this.result;
}
}