List of usage examples for org.eclipse.jdt.internal.core.index Index getIndexLocation
public IndexLocation getIndexLocation()
From source file:com.codenvy.ide.ext.java.server.internal.core.search.indexing.AddJarFileToIndex.java
License:Open Source License
public boolean execute(IProgressMonitor progressMonitor) { if (this.isCancelled || progressMonitor != null && progressMonitor.isCanceled()) return true; if (hasPreBuiltIndex()) { boolean added = this.manager.addIndex(this.containerPath, this.indexFileURL); if (added) return true; this.indexFileURL = null; }//from w ww . j av a 2 s.c om try { // if index is already cached, then do not perform any check // MUST reset the IndexManager if a jar file is changed Index index = this.manager.getIndexForUpdate(this.containerPath, false, /*do not reuse index file*/ false /*do not create if none*/); if (index != null) { if (JobManager.VERBOSE) org.eclipse.jdt.internal.core.util.Util .verbose("-> no indexing required (index already exists) for " + this.containerPath); //$NON-NLS-1$ return true; } index = this.manager.getIndexForUpdate(this.containerPath, true, /*reuse index file*/ true /*create if none*/); if (index == null) { if (JobManager.VERBOSE) org.eclipse.jdt.internal.core.util.Util .verbose("-> index could not be created for " + this.containerPath); //$NON-NLS-1$ return true; } ReadWriteMonitor monitor = index.monitor; if (monitor == null) { if (JobManager.VERBOSE) org.eclipse.jdt.internal.core.util.Util .verbose("-> index for " + this.containerPath + " just got deleted"); //$NON-NLS-1$//$NON-NLS-2$ return true; // index got deleted since acquired } index.separator = JAR_SEPARATOR; ZipFile zip = null; try { // this path will be a relative path to the workspace in case the zipfile in the workspace otherwise it will be a path in the // local file system Path zipFilePath = null; monitor.enterWrite(); // ask permission to write if (this.resource != null) { URI location = this.resource.getLocationURI(); if (location == null) return false; if (JavaModelManager.ZIP_ACCESS_VERBOSE) System.out.println("(" + Thread.currentThread() //$NON-NLS-1$ + ") [AddJarFileToIndex.execute()] Creating ZipFile on " + location.getPath()); //$NON-NLS-1$ File file = null; try { file = org.eclipse.jdt.internal.core.util.Util.toLocalFile(location, progressMonitor); } catch (CoreException e) { if (JobManager.VERBOSE) { org.eclipse.jdt.internal.core.util.Util.verbose("-> failed to index " //$NON-NLS-1$ + location.getPath() + " because of the following exception:"); //$NON-NLS-1$ e.printStackTrace(); } } if (file == null) { if (JobManager.VERBOSE) org.eclipse.jdt.internal.core.util.Util.verbose("-> failed to index " //$NON-NLS-1$ + location.getPath() + " because the file could not be fetched"); //$NON-NLS-1$ return false; } zip = new ZipFile(file); zipFilePath = (Path) this.resource.getFullPath().makeRelative(); // absolute path relative to the workspace } else { if (JavaModelManager.ZIP_ACCESS_VERBOSE) System.out.println("(" + Thread.currentThread() //$NON-NLS-1$ + ") [AddJarFileToIndex.execute()] Creating ZipFile on " + this.containerPath); //$NON-NLS-1$ // external file -> it is ok to use toFile() zip = new ZipFile(this.containerPath.toFile()); zipFilePath = (Path) this.containerPath; // path is already canonical since coming from a library classpath entry } if (this.isCancelled) { if (JobManager.VERBOSE) org.eclipse.jdt.internal.core.util.Util .verbose("-> indexing of " + zip.getName() + " has been cancelled"); //$NON-NLS-1$ //$NON-NLS-2$ return false; } if (JobManager.VERBOSE) org.eclipse.jdt.internal.core.util.Util.verbose("-> indexing " + zip.getName()); //$NON-NLS-1$ long initialTime = System.currentTimeMillis(); String[] paths = index.queryDocumentNames(""); // all file names //$NON-NLS-1$ if (paths != null) { int max = paths.length; /* check integrity of the existing index file * if the length is equal to 0, we want to index the whole jar again * If not, then we want to check that there is no missing entry, if * one entry is missing then we recreate the index */ String EXISTS = "OK"; //$NON-NLS-1$ String DELETED = "DELETED"; //$NON-NLS-1$ SimpleLookupTable indexedFileNames = new SimpleLookupTable(max == 0 ? 33 : max + 11); for (int i = 0; i < max; i++) indexedFileNames.put(paths[i], DELETED); for (Enumeration e = zip.entries(); e.hasMoreElements();) { // iterate each entry to index it ZipEntry ze = (ZipEntry) e.nextElement(); String zipEntryName = ze.getName(); if (Util.isClassFileName(zipEntryName) && isValidPackageNameForClass(zipEntryName)) // the class file may not be there if the package name is not valid indexedFileNames.put(zipEntryName, EXISTS); } boolean needToReindex = indexedFileNames.elementSize != max; // a new file was added if (!needToReindex) { Object[] valueTable = indexedFileNames.valueTable; for (int i = 0, l = valueTable.length; i < l; i++) { if (valueTable[i] == DELETED) { needToReindex = true; // a file was deleted so re-index break; } } if (!needToReindex) { if (JobManager.VERBOSE) org.eclipse.jdt.internal.core.util.Util .verbose("-> no indexing required (index is consistent with library) for " //$NON-NLS-1$ + zip.getName() + " (" //$NON-NLS-1$ + (System.currentTimeMillis() - initialTime) + "ms)"); //$NON-NLS-1$ this.manager.saveIndex(index); // to ensure its placed into the saved state return true; } } } // Index the jar for the first time or reindex the jar in case the previous index file has been corrupted // index already existed: recreate it so that we forget about previous entries SearchParticipant participant = SearchEngine.getDefaultSearchParticipant(manager); if (!this.manager.resetIndex(this.containerPath)) { // failed to recreate index, see 73330 this.manager.removeIndex(this.containerPath); return false; } index.separator = JAR_SEPARATOR; IPath indexPath = null; IndexLocation indexLocation; if ((indexLocation = index.getIndexLocation()) != null) { indexPath = new Path(indexLocation.getCanonicalFilePath()); } for (Enumeration e = zip.entries(); e.hasMoreElements();) { if (this.isCancelled) { if (JobManager.VERBOSE) org.eclipse.jdt.internal.core.util.Util .verbose("-> indexing of " + zip.getName() + " has been cancelled"); //$NON-NLS-1$ //$NON-NLS-2$ return false; } // iterate each entry to index it ZipEntry ze = (ZipEntry) e.nextElement(); String zipEntryName = ze.getName(); if (Util.isClassFileName(zipEntryName) && isValidPackageNameForClass(zipEntryName)) { // index only classes coming from valid packages - https://bugs.eclipse.org/bugs/show_bug.cgi?id=293861 final byte[] classFileBytes = org.eclipse.jdt.internal.compiler.util.Util .getZipEntryByteContent(ze, zip); JavaSearchDocument entryDocument = new JavaSearchDocument(ze, zipFilePath, classFileBytes, participant); this.manager.indexDocument(entryDocument, participant, index, indexPath); } } this.manager.saveIndex(index); if (JobManager.VERBOSE) org.eclipse.jdt.internal.core.util.Util.verbose("-> done indexing of " //$NON-NLS-1$ + zip.getName() + " (" //$NON-NLS-1$ + (System.currentTimeMillis() - initialTime) + "ms)"); //$NON-NLS-1$ } finally { if (zip != null) { if (JavaModelManager.ZIP_ACCESS_VERBOSE) System.out.println("(" + Thread.currentThread() //$NON-NLS-1$ + ") [AddJarFileToIndex.execute()] Closing ZipFile " + zip); //$NON-NLS-1$ zip.close(); } monitor.exitWrite(); // free write lock } } catch (IOException e) { if (JobManager.VERBOSE) { org.eclipse.jdt.internal.core.util.Util.verbose( "-> failed to index " + this.containerPath + " because of the following exception:"); //$NON-NLS-1$ //$NON-NLS-2$ e.printStackTrace(); } this.manager.removeIndex(this.containerPath); return false; } return true; }
From source file:com.codenvy.ide.ext.java.server.internal.core.search.indexing.IndexManager.java
License:Open Source License
public void saveIndex(Index index) throws IOException { // must have permission to write from the write monitor if (index.hasChanged()) { if (VERBOSE) Util.verbose("-> saving index " + index.getIndexLocation()); //$NON-NLS-1$ index.save();/*from ww w . j av a 2s . c o m*/ } synchronized (this) { IPath containerPath = new Path(index.containerPath); if (this.jobEnd > this.jobStart) { for (int i = this.jobEnd; i > this.jobStart; i--) { // skip the current job IJob job = this.awaitingJobs[i]; if (job instanceof IndexRequest) if (((IndexRequest) job).containerPath.equals(containerPath)) return; } } IndexLocation indexLocation = computeIndexLocation(containerPath); updateIndexState(indexLocation, SAVED_STATE); } }
From source file:org.eclipse.che.jdt.internal.core.search.indexing.AddJarFileToIndex.java
License:Open Source License
public boolean execute(IProgressMonitor progressMonitor) { if (this.isCancelled || progressMonitor != null && progressMonitor.isCanceled()) return true; if (hasPreBuiltIndex()) { boolean added = this.manager.addIndex(this.containerPath, this.indexFileURL); if (added) return true; this.indexFileURL = null; }/* w ww. j av a 2s . c o m*/ try { // if index is already cached, then do not perform any check // MUST reset the IndexManager if a jar file is changed Index index = this.manager.getIndexForUpdate(this.containerPath, false, /*do not reuse index file*/ false /*do not create if none*/); if (index != null) { if (JobManager.VERBOSE) org.eclipse.jdt.internal.core.util.Util .verbose("-> no indexing required (index already exists) for " + this.containerPath); //$NON-NLS-1$ return true; } index = this.manager.getIndexForUpdate(this.containerPath, true, /*reuse index file*/ true /*create if none*/); if (index == null) { if (JobManager.VERBOSE) org.eclipse.jdt.internal.core.util.Util .verbose("-> index could not be created for " + this.containerPath); //$NON-NLS-1$ return true; } ReadWriteMonitor monitor = index.monitor; if (monitor == null) { if (JobManager.VERBOSE) org.eclipse.jdt.internal.core.util.Util .verbose("-> index for " + this.containerPath + " just got deleted"); //$NON-NLS-1$//$NON-NLS-2$ return true; // index got deleted since acquired } index.separator = JAR_SEPARATOR; ZipFile zip = null; try { // this path will be a relative path to the workspace in case the zipfile in the workspace otherwise it will be a path in the // local file system Path zipFilePath = null; monitor.enterWrite(); // ask permission to write if (this.resource != null) { URI location = this.resource.getLocationURI(); if (location == null) return false; if (JavaModelManager.ZIP_ACCESS_VERBOSE) System.out.println("(" + Thread.currentThread() //$NON-NLS-1$ + ") [AddJarFileToIndex.execute()] Creating ZipFile on " + location.getPath()); //$NON-NLS-1$ File file = null; try { file = org.eclipse.jdt.internal.core.util.Util.toLocalFile(location, progressMonitor); } catch (CoreException e) { if (JobManager.VERBOSE) { org.eclipse.jdt.internal.core.util.Util.verbose("-> failed to index " //$NON-NLS-1$ + location.getPath() + " because of the following exception:"); //$NON-NLS-1$ e.printStackTrace(); } } if (file == null) { if (JobManager.VERBOSE) org.eclipse.jdt.internal.core.util.Util.verbose("-> failed to index " //$NON-NLS-1$ + location.getPath() + " because the file could not be fetched"); //$NON-NLS-1$ return false; } zip = new ZipFile(file); zipFilePath = (Path) this.resource.getFullPath().makeRelative(); // absolute path relative to the workspace } else { if (JavaModelManager.ZIP_ACCESS_VERBOSE) System.out.println("(" + Thread.currentThread() //$NON-NLS-1$ + ") [AddJarFileToIndex.execute()] Creating ZipFile on " + this.containerPath); //$NON-NLS-1$ // external file -> it is ok to use toFile() zip = new ZipFile(this.containerPath.toFile()); zipFilePath = (Path) this.containerPath; // path is already canonical since coming from a library classpath entry } if (this.isCancelled) { if (JobManager.VERBOSE) org.eclipse.jdt.internal.core.util.Util .verbose("-> indexing of " + zip.getName() + " has been cancelled"); //$NON-NLS-1$ //$NON-NLS-2$ return false; } if (JobManager.VERBOSE) org.eclipse.jdt.internal.core.util.Util.verbose("-> indexing " + zip.getName()); //$NON-NLS-1$ long initialTime = System.currentTimeMillis(); String[] paths = index.queryDocumentNames(""); // all file names //$NON-NLS-1$ if (paths != null) { int max = paths.length; /* check integrity of the existing index file * if the length is equal to 0, we want to index the whole jar again * If not, then we want to check that there is no missing entry, if * one entry is missing then we recreate the index */ String EXISTS = "OK"; //$NON-NLS-1$ String DELETED = "DELETED"; //$NON-NLS-1$ SimpleLookupTable indexedFileNames = new SimpleLookupTable(max == 0 ? 33 : max + 11); for (int i = 0; i < max; i++) indexedFileNames.put(paths[i], DELETED); for (Enumeration e = zip.entries(); e.hasMoreElements();) { // iterate each entry to index it ZipEntry ze = (ZipEntry) e.nextElement(); String zipEntryName = ze.getName(); if (Util.isClassFileName(zipEntryName) && isValidPackageNameForClass(zipEntryName)) // the class file may not be there if the package name is not valid indexedFileNames.put(zipEntryName, EXISTS); } boolean needToReindex = indexedFileNames.elementSize != max; // a new file was added if (!needToReindex) { Object[] valueTable = indexedFileNames.valueTable; for (int i = 0, l = valueTable.length; i < l; i++) { if (valueTable[i] == DELETED) { needToReindex = true; // a file was deleted so re-index break; } } if (!needToReindex) { if (JobManager.VERBOSE) org.eclipse.jdt.internal.core.util.Util .verbose("-> no indexing required (index is consistent with library) for " //$NON-NLS-1$ + zip.getName() + " (" //$NON-NLS-1$ + (System.currentTimeMillis() - initialTime) + "ms)"); //$NON-NLS-1$ this.manager.saveIndex(index); // to ensure its placed into the saved state return true; } } } // Index the jar for the first time or reindex the jar in case the previous index file has been corrupted // index already existed: recreate it so that we forget about previous entries SearchParticipant participant = SearchEngine.getDefaultSearchParticipant(manager, javaProject); if (!this.manager.resetIndex(this.containerPath)) { // failed to recreate index, see 73330 this.manager.removeIndex(this.containerPath); return false; } index.separator = JAR_SEPARATOR; IPath indexPath = null; IndexLocation indexLocation; if ((indexLocation = index.getIndexLocation()) != null) { indexPath = new Path(indexLocation.getCanonicalFilePath()); } for (Enumeration e = zip.entries(); e.hasMoreElements();) { if (this.isCancelled) { if (JobManager.VERBOSE) org.eclipse.jdt.internal.core.util.Util .verbose("-> indexing of " + zip.getName() + " has been cancelled"); //$NON-NLS-1$ //$NON-NLS-2$ return false; } // iterate each entry to index it ZipEntry ze = (ZipEntry) e.nextElement(); String zipEntryName = ze.getName(); if (Util.isClassFileName(zipEntryName) && isValidPackageNameForClass(zipEntryName)) { // index only classes coming from valid packages - https://bugs.eclipse.org/bugs/show_bug.cgi?id=293861 final byte[] classFileBytes = org.eclipse.jdt.internal.compiler.util.Util .getZipEntryByteContent(ze, zip); JavaSearchDocument entryDocument = new JavaSearchDocument(ze, zipFilePath, classFileBytes, participant); this.manager.indexDocument(entryDocument, participant, index, indexPath); } } this.manager.saveIndex(index); if (JobManager.VERBOSE) org.eclipse.jdt.internal.core.util.Util.verbose("-> done indexing of " //$NON-NLS-1$ + zip.getName() + " (" //$NON-NLS-1$ + (System.currentTimeMillis() - initialTime) + "ms)"); //$NON-NLS-1$ } finally { if (zip != null) { if (JavaModelManager.ZIP_ACCESS_VERBOSE) System.out.println("(" + Thread.currentThread() //$NON-NLS-1$ + ") [AddJarFileToIndex.execute()] Closing ZipFile " + zip); //$NON-NLS-1$ zip.close(); } monitor.exitWrite(); // free write lock } } catch (IOException e) { if (JobManager.VERBOSE) { org.eclipse.jdt.internal.core.util.Util.verbose( "-> failed to index " + this.containerPath + " because of the following exception:"); //$NON-NLS-1$ //$NON-NLS-2$ e.printStackTrace(); } this.manager.removeIndex(this.containerPath); return false; } return true; }