Source Code Cross Referenced for AutomatedInstaller.java in  » Installer » IzPack » com » izforge » izpack » installer » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Installer » IzPack » com.izforge.izpack.installer 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:         * IzPack - Copyright 2001-2008 Julien Ponge, All Rights Reserved.
003:         * 
004:         * http://izpack.org/
005:         * http://izpack.codehaus.org/
006:         * 
007:         * Copyright 2003 Jonathan Halliday
008:         * 
009:         * Licensed under the Apache License, Version 2.0 (the "License");
010:         * you may not use this file except in compliance with the License.
011:         * You may obtain a copy of the License at
012:         * 
013:         *     http://www.apache.org/licenses/LICENSE-2.0
014:         *     
015:         * Unless required by applicable law or agreed to in writing, software
016:         * distributed under the License is distributed on an "AS IS" BASIS,
017:         * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
018:         * See the License for the specific language governing permissions and
019:         * limitations under the License.
020:         */
021:
022:        package com.izforge.izpack.installer;
023:
024:        import java.io.BufferedWriter;
025:        import java.io.ByteArrayOutputStream;
026:        import java.io.File;
027:        import java.io.FileInputStream;
028:        import java.io.InputStream;
029:        import java.io.ObjectOutputStream;
030:        import java.io.OutputStreamWriter;
031:        import java.util.ArrayList;
032:        import java.util.HashSet;
033:        import java.util.Iterator;
034:        import java.util.List;
035:        import java.util.Map;
036:        import java.util.TreeMap;
037:        import java.util.Vector;
038:        import java.util.zip.ZipEntry;
039:        import java.util.zip.ZipException;
040:        import java.util.zip.ZipOutputStream;
041:
042:        import net.n3.nanoxml.NonValidator;
043:        import net.n3.nanoxml.StdXMLParser;
044:        import net.n3.nanoxml.StdXMLReader;
045:        import net.n3.nanoxml.XMLElement;
046:        import net.n3.nanoxml.XMLBuilderFactory;
047:
048:        import com.izforge.izpack.CustomData;
049:        import com.izforge.izpack.ExecutableFile;
050:        import com.izforge.izpack.LocaleDatabase;
051:        import com.izforge.izpack.Panel;
052:        import com.izforge.izpack.util.Debug;
053:        import com.izforge.izpack.util.Housekeeper;
054:        import com.izforge.izpack.util.OsConstraint;
055:
056:        /**
057:         * Runs the install process in text only (no GUI) mode.
058:         * 
059:         * @author Jonathan Halliday <jonathan.halliday@arjuna.com>
060:         * @author Julien Ponge <julien@izforge.com>
061:         * @author Johannes Lehtinen <johannes.lehtinen@iki.fi>
062:         */
063:        public class AutomatedInstaller extends InstallerBase {
064:
065:            // there are panels which can be instantiated multiple times
066:            // we therefore need to select the right XML section for each
067:            // instance
068:            private TreeMap<String, Integer> panelInstanceCount;
069:
070:            /** The automated installation data. */
071:            private AutomatedInstallData idata = new AutomatedInstallData();
072:
073:            /** The result of the installation. */
074:            private boolean result = false;
075:
076:            /**
077:             * Constructing an instance triggers the install.
078:             * 
079:             * @param inputFilename Name of the file containing the installation data.
080:             * @exception Exception Description of the Exception
081:             */
082:            public AutomatedInstaller(String inputFilename) throws Exception {
083:                super ();
084:
085:                File input = new File(inputFilename);
086:
087:                // Loads the installation data
088:                loadInstallData(this .idata);
089:
090:                // Loads the xml data
091:                this .idata.xmlData = getXMLData(input);
092:
093:                // Loads the langpack
094:                this .idata.localeISO3 = this .idata.xmlData.getAttribute(
095:                        "langpack", "eng");
096:                InputStream in = getClass().getResourceAsStream(
097:                        "/langpacks/" + this .idata.localeISO3 + ".xml");
098:                this .idata.langpack = new LocaleDatabase(in);
099:                this .idata.setVariable(ScriptParser.ISO3_LANG,
100:                        this .idata.localeISO3);
101:
102:                // create the resource manager singleton
103:                ResourceManager.create(this .idata);
104:
105:                // Load custom langpack if exist.
106:                addCustomLangpack(this .idata);
107:
108:                this .panelInstanceCount = new TreeMap<String, Integer>();
109:            }
110:
111:            /**
112:             * Writes the uninstalldata.
113:             * 
114:             * Unfortunately, Java doesn't allow multiple inheritance, so <code>AutomatedInstaller</code>
115:             * and <code>InstallerFrame</code> can't share this code ... :-/
116:             * 
117:             * TODO: We should try to fix this in the future.
118:             */
119:            private boolean writeUninstallData() {
120:                try {
121:                    // We get the data
122:                    UninstallData udata = UninstallData.getInstance();
123:                    List files = udata.getUninstalableFilesList();
124:                    ZipOutputStream outJar = this .idata.uninstallOutJar;
125:
126:                    if (outJar == null)
127:                        return true; // it is allowed not to have an installer
128:
129:                    System.out.println("[ Writing the uninstaller data ... ]");
130:
131:                    // We write the files log
132:                    outJar.putNextEntry(new ZipEntry("install.log"));
133:                    BufferedWriter logWriter = new BufferedWriter(
134:                            new OutputStreamWriter(outJar));
135:                    logWriter.write(this .idata.getInstallPath());
136:                    logWriter.newLine();
137:                    Iterator iter = files.iterator();
138:                    while (iter.hasNext()) {
139:                        logWriter.write((String) iter.next());
140:                        if (iter.hasNext())
141:                            logWriter.newLine();
142:                    }
143:                    logWriter.flush();
144:                    outJar.closeEntry();
145:
146:                    // We write the uninstaller jar file log
147:                    outJar.putNextEntry(new ZipEntry("jarlocation.log"));
148:                    logWriter = new BufferedWriter(new OutputStreamWriter(
149:                            outJar));
150:                    logWriter.write(udata.getUninstallerJarFilename());
151:                    logWriter.newLine();
152:                    logWriter.write(udata.getUninstallerPath());
153:                    logWriter.flush();
154:                    outJar.closeEntry();
155:
156:                    // Write out executables to execute on uninstall
157:                    outJar.putNextEntry(new ZipEntry("executables"));
158:                    ObjectOutputStream execStream = new ObjectOutputStream(
159:                            outJar);
160:                    iter = udata.getExecutablesList().iterator();
161:                    execStream.writeInt(udata.getExecutablesList().size());
162:                    while (iter.hasNext()) {
163:                        ExecutableFile file = (ExecutableFile) iter.next();
164:                        execStream.writeObject(file);
165:                    }
166:                    execStream.flush();
167:                    outJar.closeEntry();
168:
169:                    // ***  ADDED code bellow 
170:                    // Write out additional uninstall data
171:                    // Do not "kill" the installation if there is a problem
172:                    // with custom uninstall data. Therefore log it to Debug,
173:                    // but do not throw.
174:                    Map<String, Object> additionalData = udata
175:                            .getAdditionalData();
176:                    if (additionalData != null && !additionalData.isEmpty()) {
177:                        Iterator<String> keys = additionalData.keySet()
178:                                .iterator();
179:                        HashSet<String> exist = new HashSet<String>();
180:                        while (keys != null && keys.hasNext()) {
181:                            String key = keys.next();
182:                            Object contents = additionalData.get(key);
183:                            if ("__uninstallLibs__".equals(key)) {
184:                                Iterator nativeLibIter = ((List) contents)
185:                                        .iterator();
186:                                while (nativeLibIter != null
187:                                        && nativeLibIter.hasNext()) {
188:                                    String nativeLibName = (String) ((List) nativeLibIter
189:                                            .next()).get(0);
190:                                    byte[] buffer = new byte[5120];
191:                                    long bytesCopied = 0;
192:                                    int bytesInBuffer;
193:                                    outJar.putNextEntry(new ZipEntry("native/"
194:                                            + nativeLibName));
195:                                    InputStream in = getClass()
196:                                            .getResourceAsStream(
197:                                                    "/native/" + nativeLibName);
198:                                    while ((bytesInBuffer = in.read(buffer)) != -1) {
199:                                        outJar.write(buffer, 0, bytesInBuffer);
200:                                        bytesCopied += bytesInBuffer;
201:                                    }
202:                                    outJar.closeEntry();
203:                                }
204:                            } else if ("uninstallerListeners".equals(key)
205:                                    || "uninstallerJars".equals(key)) { // It is a ArrayList of ArrayLists which contains the
206:                                // full
207:                                // package paths of all needed class files.
208:                                // First we create a new ArrayList which contains only
209:                                // the full paths for the uninstall listener self; thats
210:                                // the first entry of each sub ArrayList.
211:                                ArrayList<String> subContents = new ArrayList<String>();
212:
213:                                // Secound put the class into uninstaller.jar
214:                                Iterator listenerIter = ((List) contents)
215:                                        .iterator();
216:                                while (listenerIter.hasNext()) {
217:                                    byte[] buffer = new byte[5120];
218:                                    long bytesCopied = 0;
219:                                    int bytesInBuffer;
220:                                    CustomData customData = (CustomData) listenerIter
221:                                            .next();
222:                                    // First element of the list contains the listener
223:                                    // class path;
224:                                    // remind it for later.
225:                                    if (customData.listenerName != null)
226:                                        subContents
227:                                                .add(customData.listenerName);
228:                                    Iterator<String> liClaIter = customData.contents
229:                                            .iterator();
230:                                    while (liClaIter.hasNext()) {
231:                                        String contentPath = liClaIter.next();
232:                                        if (exist.contains(contentPath))
233:                                            continue;
234:                                        exist.add(contentPath);
235:                                        try {
236:                                            outJar.putNextEntry(new ZipEntry(
237:                                                    contentPath));
238:                                        } catch (ZipException ze) { // Ignore, or ignore not ?? May be it is a
239:                                            // exception because
240:                                            // a doubled entry was tried, then we should
241:                                            // ignore ...
242:                                            Debug
243:                                                    .trace("ZipException in writing custom data: "
244:                                                            + ze.getMessage());
245:                                            continue;
246:                                        }
247:                                        InputStream in = getClass()
248:                                                .getResourceAsStream(
249:                                                        "/" + contentPath);
250:                                        if (in != null) {
251:                                            while ((bytesInBuffer = in
252:                                                    .read(buffer)) != -1) {
253:                                                outJar.write(buffer, 0,
254:                                                        bytesInBuffer);
255:                                                bytesCopied += bytesInBuffer;
256:                                            }
257:                                        } else
258:                                            Debug
259:                                                    .trace("custom data not found: "
260:                                                            + contentPath);
261:                                        outJar.closeEntry();
262:
263:                                    }
264:                                }
265:                                // Third we write the list into the
266:                                // uninstaller.jar
267:                                outJar.putNextEntry(new ZipEntry(key));
268:                                ObjectOutputStream objOut = new ObjectOutputStream(
269:                                        outJar);
270:                                objOut.writeObject(subContents);
271:                                objOut.flush();
272:                                outJar.closeEntry();
273:
274:                            } else {
275:                                outJar.putNextEntry(new ZipEntry(key));
276:                                if (contents instanceof  ByteArrayOutputStream) {
277:                                    ((ByteArrayOutputStream) contents)
278:                                            .writeTo(outJar);
279:                                } else {
280:                                    ObjectOutputStream objOut = new ObjectOutputStream(
281:                                            outJar);
282:                                    objOut.writeObject(contents);
283:                                    objOut.flush();
284:                                }
285:                                outJar.closeEntry();
286:                            }
287:                        }
288:                    }
289:                    // write the files which should be deleted by root for another user
290:
291:                    outJar.putNextEntry(new ZipEntry(UninstallData.ROOTSCRIPT));
292:                    ObjectOutputStream rootStream = new ObjectOutputStream(
293:                            outJar);
294:
295:                    String rootScript = udata.getRootScript();
296:
297:                    rootStream.writeUTF(rootScript);
298:
299:                    rootStream.flush();
300:                    outJar.closeEntry();
301:
302:                    // ***  ADDED to this point 
303:
304:                    // Cleanup
305:                    outJar.flush();
306:                    outJar.close();
307:                    return true;
308:                } catch (Exception err) {
309:                    err.printStackTrace();
310:                    return false;
311:                }
312:            }
313:
314:            /**
315:             * Runs the automated installation logic for each panel in turn.
316:             * 
317:             * @throws Exception
318:             */
319:            protected void doInstall() throws Exception {
320:                // TODO: i18n
321:                System.out.println("[ Starting automated installation ]");
322:                Debug.log("[ Starting automated installation ]");
323:
324:                try {
325:                    // assume that installation will succeed
326:                    this .result = true;
327:
328:                    // walk the panels in order
329:                    Iterator panelsIterator = this .idata.panelsOrder.iterator();
330:                    while (panelsIterator.hasNext()) {
331:                        Panel p = (Panel) panelsIterator.next();
332:
333:                        String praefix = "com.izforge.izpack.panels.";
334:                        if (p.className.compareTo(".") > -1)
335:                            // Full qualified class name
336:                            praefix = "";
337:                        if (!OsConstraint
338:                                .oneMatchesCurrentSystem(p.osConstraints))
339:                            continue;
340:
341:                        String panelClassName = p.className;
342:                        String automationHelperClassName = praefix
343:                                + panelClassName + "AutomationHelper";
344:                        Class<PanelAutomation> automationHelperClass = null;
345:
346:                        Debug.log("AutomationHelper:"
347:                                + automationHelperClassName);
348:                        // determine if the panel supports automated install
349:                        try {
350:
351:                            automationHelperClass = (Class<PanelAutomation>) Class
352:                                    .forName(automationHelperClassName);
353:
354:                        } catch (ClassNotFoundException e) {
355:                            // this is OK - not all panels have/need automation support.
356:                            Debug.log("ClassNotFoundException-skip :"
357:                                    + automationHelperClassName);
358:                            continue;
359:                        }
360:
361:                        // instantiate the automation logic for the panel
362:                        PanelAutomation automationHelperInstance = null;
363:                        if (automationHelperClass != null) {
364:                            try {
365:                                Debug.log("Instantiate :"
366:                                        + automationHelperClassName);
367:                                automationHelperInstance = automationHelperClass
368:                                        .newInstance();
369:                            } catch (Exception e) {
370:                                Debug.log("ERROR: no default constructor for "
371:                                        + automationHelperClassName
372:                                        + ", skipping...");
373:                                continue;
374:                            }
375:                        }
376:
377:                        // We get the panels root xml markup
378:                        Vector<XMLElement> panelRoots = this .idata.xmlData
379:                                .getChildrenNamed(panelClassName);
380:                        int panelRootNo = 0;
381:
382:                        if (this .panelInstanceCount.containsKey(panelClassName)) {
383:                            // get number of panel instance to process
384:                            panelRootNo = this .panelInstanceCount
385:                                    .get(panelClassName);
386:                        }
387:
388:                        XMLElement panelRoot = panelRoots
389:                                .elementAt(panelRootNo);
390:
391:                        this .panelInstanceCount.put(panelClassName,
392:                                panelRootNo + 1);
393:
394:                        // execute the installation logic for the current panel, if it has
395:                        // any:
396:                        if (automationHelperInstance != null) {
397:                            try {
398:                                Debug
399:                                        .log("automationHelperInstance.runAutomated :"
400:                                                + automationHelperClassName
401:                                                + " entered.");
402:                                if (!automationHelperInstance.runAutomated(
403:                                        this .idata, panelRoot)) {
404:                                    // make installation fail instantly
405:                                    this .result = false;
406:                                    return;
407:                                } else {
408:                                    Debug
409:                                            .log("automationHelperInstance.runAutomated :"
410:                                                    + automationHelperClassName
411:                                                    + " successfully done.");
412:                                }
413:                            } catch (Exception e) {
414:                                Debug
415:                                        .log("ERROR: automated installation failed for panel "
416:                                                + panelClassName);
417:                                e.printStackTrace();
418:                                this .result = false;
419:                            }
420:
421:                        }
422:
423:                    }
424:
425:                    // this does nothing if the uninstaller was not included
426:                    writeUninstallData();
427:
428:                    if (this .result)
429:                        System.out.println("[ Automated installation done ]");
430:                    else
431:                        System.out
432:                                .println("[ Automated installation FAILED! ]");
433:                } catch (Exception e) {
434:                    this .result = false;
435:                    System.err.println(e.toString());
436:                    e.printStackTrace();
437:                    System.out.println("[ Automated installation FAILED! ]");
438:                } finally {
439:                    // Bye
440:                    Housekeeper.getInstance().shutDown(this .result ? 0 : 1);
441:                }
442:            }
443:
444:            /**
445:             * Loads the xml data for the automated mode.
446:             * 
447:             * @param input The file containing the installation data.
448:             * 
449:             * @return The root of the XML file.
450:             * 
451:             * @exception Exception thrown if there are problems reading the file.
452:             */
453:            public XMLElement getXMLData(File input) throws Exception {
454:                FileInputStream in = new FileInputStream(input);
455:
456:                // Initialises the parser
457:                StdXMLParser parser = new StdXMLParser();
458:                parser.setBuilder(XMLBuilderFactory.createXMLBuilder());
459:                parser.setReader(new StdXMLReader(in));
460:                parser.setValidator(new NonValidator());
461:
462:                XMLElement rtn = (XMLElement) parser.parse();
463:                in.close();
464:
465:                return rtn;
466:            }
467:
468:            /**
469:             * Get the result of the installation.
470:             * 
471:             * @return True if the installation was successful.
472:             */
473:            public boolean getResult() {
474:                return this.result;
475:            }
476:        }
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