Java Code Examples for org.openide.filesystems.FileObject#addFileChangeListener()

The following examples show how to use org.openide.filesystems.FileObject#addFileChangeListener() . These examples are extracted from open source projects. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may want to check out the right sidebar which shows the related API usage.
Example 1
Source Project: netbeans   File: ProjectServicesImpl.java    License: Apache License 2.0 6 votes vote down vote up
@Override
public synchronized boolean addDeleteListener(DeleteListener l) {
    boolean added = super.addDeleteListener(l);
    if (added && projectDeleteListener == null) {
        Project p = getProject(getURL());
        if (p != null) {
            FileObject projDir = p.getProjectDirectory();
            projectDeleteListener = new ProjectDeleteListener(projDir.toURL(), this);
            projDir.addFileChangeListener(projectDeleteListener);
        } else {
            super.removeDeleteListener(l);
            added = false;
        }
    }
    return added;
}
 
Example 2
Source Project: netbeans   File: HeapDumpWatch.java    License: Apache License 2.0 6 votes vote down vote up
private void monitor(String path) throws IllegalArgumentException {
    if ((path == null) || (path.length() == 0)) {
        throw new IllegalArgumentException("The path \"" + path + "\" can't be null."); // NOI18N
    }

    FileObject fo = FileUtil.toFileObject(FileUtil.normalizeFile(new File(path)));

    if (fo != null) {
        if (!fo.isFolder()) {
            throw new IllegalArgumentException("The given path \"" + path + "\" is invalid. It must be a folder"); // NOI18N
        }

        fo.getChildren();
        fo.addFileChangeListener(listener);
        monitoredPath = fo;
    }
}
 
Example 3
Source Project: netbeans   File: TemplatesPanel.java    License: Apache License 2.0 6 votes vote down vote up
private boolean acceptTemplate (FileObject fo) {
    if (fo.isFolder() &&
        (TEMPLATES_FOLDER+"/Properties").equals(fo.getPath())) {
        
        return false;
    }
    boolean attachListener;
    synchronized (filesWeListenOn) {
        attachListener = filesWeListenOn.add(fo);
    }
    if (attachListener) {
        FileChangeListener fileChangeListener = FileUtil.weakFileChangeListener(this, fo);
        fo.addFileChangeListener(fileChangeListener);
    }
    if (isTemplate (fo) || fo.isFolder()) {
        Object o = fo.getAttribute ("simple"); // NOI18N
        return o == null || Boolean.TRUE.equals (o);
    } else {
        return false;
    }
}
 
Example 4
Source Project: netbeans   File: FolderListener.java    License: Apache License 2.0 6 votes vote down vote up
private FolderListener(File key, FileObject folder, J2eeModule.Type type) {
    configKey = key;
    if(type == J2eeModule.Type.WAR) {
        targets = new String [] { "web.xml", "webservices.xml" };
    } else if(type == J2eeModule.Type.EJB) {
        targets = new String [] { "ejb-jar.xml", "webservices.xml" };
    } else if(type == J2eeModule.Type.EAR) {
        targets = new String [] { "application.xml" };
    } else if(type == J2eeModule.Type.CAR) {
        targets = new String [] { "application-client.xml" };
    } else {
        Logger.getLogger("payara-eecommon").log(Level.WARNING, "Unsupported module type: " + type);
        targets = new String [0];
    }
    
    folder.addFileChangeListener(this);
}
 
Example 5
Source Project: netbeans   File: EditorSettingsImpl.java    License: Apache License 2.0 5 votes vote down vote up
public KeymapProfileTracker(FileObject keymapFolder) {
    this.keymapFolder = keymapFolder;
    if (keymapFolder != null) {
        keymapFolder.addFileChangeListener(this);
    } else {
        FileUtil.getConfigRoot().addFileChangeListener(this);
    }
}
 
Example 6
Source Project: netbeans   File: HtmlDataObject.java    License: Apache License 2.0 5 votes vote down vote up
private Charset cache (final Charset encoding) {

            if (!listeningOnContentChange.getAndSet(true)) {
                final FileObject primaryFile = getPrimaryFile();
                primaryFile.addFileChangeListener(FileUtil.weakFileChangeListener(new FileChangeAdapter(){
                    @Override
                    public void fileChanged(FileEvent fe) {
                        cachedEncoding = null;
                    }
                },primaryFile));
            }
            cachedEncoding = encoding;
            LOG.log(Level.FINEST, "HtmlDataObject.getFileEncoding noncached {0}", new Object[] {encoding});   //NOI18N
            return encoding;
        }
 
Example 7
Source Project: netbeans   File: FieldLNCache.java    License: Apache License 2.0 5 votes vote down vote up
void putLine(String url, String className, String fieldName, FileObject fo,
             int lineNumber) {
    if (!knownFiles.contains(fo)) {
        fo.addFileChangeListener(new FileChangeListenerImpl(url));
        knownFileRefs.add(new FileKey(fo, url));
    }
    synchronized (fieldLines) {
        fieldLines.put(new FieldKey(url, className, fieldName), lineNumber);
    }
}
 
Example 8
Source Project: netbeans   File: JSLineBreakpoint.java    License: Apache License 2.0 5 votes vote down vote up
public void setLineHandler(EditorLineHandler line) {
    dispose();
    EditorLineHandler oldLine = this.line;
    this.line = line;
    lineChangesWeak = WeakListeners.propertyChange(lineChangeslistener, line);
    line.addPropertyChangeListener(lineChangesWeak);
    FileObject fileObject = line.getFileObject();
    if (fileObject != null) {
        myWeakListener = WeakListeners.create(
                FileChangeListener.class, myListener, fileObject);
        fileObject.addFileChangeListener(myWeakListener);
    }
    firePropertyChange(PROP_FILE, oldLine.getFileObject(), line.getFileObject());
    firePropertyChange(PROP_LINE_NUMBER, oldLine.getLineNumber(), line.getLineNumber());
}
 
Example 9
Source Project: netbeans   File: ImportantFilesSupport.java    License: Apache License 2.0 5 votes vote down vote up
/**
 * Creates new support for the given directory and file name(s).
 * @param directory directory
 * @param fileNames file name(s)
 * @return new support
 */
public static ImportantFilesSupport create(FileObject directory, String... fileNames) {
    Parameters.notNull("directory", directory); // NOI18N
    Parameters.notNull("fileNames", fileNames); // NOI18N
    ImportantFilesSupport support = new ImportantFilesSupport(directory, fileNames);
    directory.addFileChangeListener(WeakListeners.create(FileChangeListener.class, support.fileChangeListener, directory));
    return support;
}
 
Example 10
Source Project: netbeans   File: WebModuleImpl.java    License: Apache License 2.0 5 votes vote down vote up
@Override
public synchronized MetadataModel<WebAppMetadata> getMetadataModel() {
    if (webAppMetadataModel == null) {
        final FileObject ddFO = getDeploymentDescriptor();
        final FileObject webInf = getOrCreateWebInf();

        if (ddFO == null && webInf != null) {
            webInf.addFileChangeListener(new FileChangeAdapter() {
                @Override
                public void fileDataCreated(FileEvent fe) {
                    if ("web.xml".equals(fe.getFile().getNameExt())) { // NOI18N
                        webInf.removeFileChangeListener(this);
                        resetMetadataModel();
                    }
                }
            });
        }

        File ddFile = ddFO != null ? FileUtil.toFile(ddFO) : null;
        ProjectSourcesClassPathProvider cpProvider = project.getLookup().lookup(ProjectSourcesClassPathProvider.class);
        MetadataUnit metadataUnit = MetadataUnit.create(
            cpProvider.getProjectSourcesClassPath(ClassPath.BOOT),
            cpProvider.getProjectSourcesClassPath(ClassPath.COMPILE),
            cpProvider.getProjectSourcesClassPath(ClassPath.SOURCE),
            ddFile);
        webAppMetadataModel = WebAppMetadataModelFactory.createMetadataModel(metadataUnit, true);
    }
    return webAppMetadataModel;
}
 
Example 11
private void checkFileStatus(FileObject fo) {
    boolean update = false;
    synchronized (this) {
        if (lastFile == null || lastFile.get() != fo) {
            lastFile = new WeakReference<FileObject>(fo);
            update = true;
        }
    }
    if (update) {
        fo.addFileChangeListener(WeakListeners.create(FileChangeListener.class, this, fo));
        boolean readOnly = !fo.canWrite(); // Access without monitor on this class and document's lock
        updateFileReadOnly(readOnly);
    }
}
 
Example 12
Source Project: netbeans   File: ProfilingPointsManager.java    License: Apache License 2.0 5 votes vote down vote up
private void addFileWatch(File file) {
    FileObject fileo = null;
    if (file.isFile())
        fileo = FileUtil.toFileObject(FileUtil.normalizeFile(file));
    if (fileo != null) {
        FileWatch fileWatch = profilingPointsFiles.get(file);
        if (fileWatch == null) {
            LocationFileListener listener = new LocationFileListener(file);
            fileWatch = new FileWatch(listener);
            fileo.addFileChangeListener(listener);
            profilingPointsFiles.put(file, fileWatch);
        }
        fileWatch.increaseReferences();
    }
}
 
Example 13
Source Project: netbeans   File: SingleDiffPanel.java    License: Apache License 2.0 5 votes vote down vote up
private void setListeners () {
    FileObject baseParent = base.getParent();
    FileObject modifiedParent = modified.getParent();
    if (baseParent != null) {
        baseParent.addFileChangeListener(WeakListeners.create(FileChangeListener.class, baseFCL = new DiffFileChangeListener(), baseParent));
    }
    if (baseParent != modifiedParent && modifiedParent != null) {
        modifiedParent.addFileChangeListener(WeakListeners.create(FileChangeListener.class, modifiedFCL = new DiffFileChangeListener(), modifiedParent));
    }
}
 
Example 14
@Override
protected Node[] createNodes(String key) {
    if (LAYER.equals(key)) {
        Node nd = NodeFactoryUtils.createLayersNode(project);
        if (nd != null) {
            DataObject dobj = nd.getLookup().lookup(DataObject.class);
            if (dobj != null) {
                FileObject fo = dobj.getPrimaryFile();
                fo.addFileChangeListener(FileUtil.weakFileChangeListener(layerfcl, fo));
            }
            return new Node[] {nd };
        }
        return new Node[0];
    }
    else {
        FileObject file = project.getProjectDirectory().getFileObject(key);
        if (file != null) {
            try {
                Node orig = DataObject.find(file).getNodeDelegate();
                return new Node[] {NodeFactoryUtils.createSpecialFileNode(orig, FILES.get(key))};
            } catch (DataObjectNotFoundException e) {
                throw new AssertionError(e);
            }
        }
        return new Node[0];
    } 
}
 
Example 15
Source Project: netbeans   File: DDProvider.java    License: Apache License 2.0 5 votes vote down vote up
/**
 * Returns the root of deployment descriptor bean graph for given file object.
 * The method is useful for clints planning to read only the deployment descriptor
 * or to listen to the changes.
 * @param fo FileObject representing the ejb-jar.xml file
 * @return EjbJar object - root of the deployment descriptor bean graph
 */
public synchronized EjbJar getDDRoot(FileObject fo) throws java.io.IOException {
    if (fo == null) {
        return null;
    }
    try {
        DataObject dataObject = DataObject.find(fo);
        if(dataObject instanceof DDProviderDataObject){
            return getDDRoot0((DDProviderDataObject) dataObject);
        }
    } catch (DataObjectNotFoundException e) {
        return null; // should not occur
    }
    EjbJarProxy ejbJarProxy = null;
    synchronized (ddMap) {
        ejbJarProxy = getFromCache(fo);
        if (ejbJarProxy != null) {
            return ejbJarProxy;
        }
    }
    
    fo.addFileChangeListener(new DDFileChangeListener());

    ejbJarProxy = DDUtils.createEjbJarProxy(fo);
    synchronized(ddMap){
        EjbJarProxy cached = getFromCache(fo);
        if (cached != null){
            return cached;
        }
        putToCache(fo, ejbJarProxy);
    }
    
    return ejbJarProxy;
}
 
Example 16
Source Project: netbeans   File: RunScriptAction.java    License: Apache License 2.0 4 votes vote down vote up
private RunScriptAction(Lookup context, JTextComponent editor, FileObject scriptOrFolder, 
        String name, String description) {
    this();
    this.context = context;
    this.editor = editor;
    this.storage = PersistentSnippetsSupport.create(context);
    this.scriptFile = scriptOrFolder;
    putValue(NAME, name);
    if (scriptFile == null) {
        putValue(SHORT_DESCRIPTION, Bundle.DESC_RunSavedScript());
        putValue(SMALL_ICON, ImageUtilities.loadImageIcon(RESOURCE_ICON, false));
    } else {
        putValue(SHORT_DESCRIPTION, description);
    }
    
    if (storage == null) {
        setEnabled(false);
        return;
    }
    
    boolean enabled = true;
    
    
    if (scriptOrFolder == null || scriptOrFolder.isFolder()) {
        if (scriptOrFolder == null) {
            popup = new JPopupMenu() {
                @Override
                public int getComponentCount() {
                    refresh();
                    return super.getComponentCount();
                }
            };
        } else {
            subMenu = new JMenu() {
                @Override
                public int getMenuComponentCount() {
                    refresh();
                    return super.getMenuComponentCount();
                }
            };
            subMenu.setText(name);
            subMenu.setToolTipText(description);
        }
        if (storage.getSavedClasses(null).isEmpty()) {
            setEnabled(false);
        }
        invalidate();
        if (scriptOrFolder != null) {
            FileChangeListener fcl = WeakListeners.create(FileChangeListener.class, listen, scriptOrFolder);
            scriptOrFolder.addFileChangeListener(fcl);
            weakListen = fcl;
        } else {
            ChangeListener cl = WeakListeners.change(listen, storage);
            storage.addChangeListener(cl);
            weakListen = cl;
        }
    }
}
 
Example 17
Source Project: netbeans   File: RulesManager.java    License: Apache License 2.0 4 votes vote down vote up
/** Read rules from system filesystem */
private List<Pair<Rule,FileObject>> readRules( FileObject folder ) {
    List<Pair<Rule,FileObject>> rules = new LinkedList<Pair<Rule,FileObject>>();
    
    if (folder == null) {
        return rules;
    }

    Queue<FileObject> q = new LinkedList<FileObject>();
    
    q.offer(folder);
    
    while(!q.isEmpty()) {
        FileObject o = q.poll();
        
        o.removeFileChangeListener(this);
        o.addFileChangeListener(this);
        
        if (o.isFolder()) {
            q.addAll(Arrays.asList(o.getChildren()));
            continue;
        }
        
        if (!o.isData()) {
            continue;
        }
        
        String name = o.getNameExt().toLowerCase();

        if ( o.canRead() ) {
            Rule r = null;
            if ( name.endsWith( INSTANCE_EXT ) ) {
                r = instantiateRule(o);
            }
            if ( r != null ) {
                rules.add( new Pair<Rule,FileObject>( r, o ) );
            }
        }
    }
    return rules;
}
 
Example 18
Source Project: netbeans   File: AbstractFilesListener.java    License: Apache License 2.0 4 votes vote down vote up
private void addFileListenerTo(FileObject fo) {
    FileChangeListener l = FileUtil.weakFileChangeListener(listener, fo);
    fileListeners.put(fo, l);
    fo.addFileChangeListener(l);
    
}
 
Example 19
Source Project: netbeans   File: LayerUtils.java    License: Apache License 2.0 4 votes vote down vote up
public CookieImpl(FileObject f) {
    //System.err.println("new CookieImpl for " + f);
    this.f = f;
    f.addFileChangeListener(FileUtil.weakFileChangeListener(this, f));
}
 
Example 20
Source Project: netbeans   File: LineBreakpoint.java    License: Apache License 2.0 4 votes vote down vote up
public LineBreakpoint(Line line) {
    myLine = line;
    myListener = new FileRemoveListener();
    FileObject fileObject = line.getLookup().lookup(FileObject.class);
    if (fileObject != null) {
        myWeakListener = WeakListeners.create(FileChangeListener.class, myListener, fileObject);
        fileObject.addFileChangeListener(myWeakListener);
        myFileUrl = fileObject.toURL().toString();
    } else {
        myFileUrl = ""; //NOI18N
    }
    isValidFuture = RP.submit(new Callable<Boolean>() {

        @Override
        public Boolean call() {
            final Boolean[] result = new Boolean[1];
            DataObject dataObject = DataEditorSupport.findDataObject(myLine);
            EditorCookie editorCookie = (EditorCookie) dataObject.getLookup().lookup(EditorCookie.class);
            final StyledDocument styledDocument = editorCookie.getDocument();
            if (styledDocument != null && styledDocument instanceof BaseDocument) {
                try {
                    final BaseDocument baseDocument = (BaseDocument) styledDocument;
                    Source source = Source.create(baseDocument);
                    ParserManager.parse(Collections.singleton(source), new UserTask() {

                        @Override
                        public void run(ResultIterator resultIterator) throws Exception {
                            Parser.Result parserResult = resultIterator.getParserResult();
                            if (parserResult != null && parserResult instanceof PHPParseResult) {
                                PHPParseResult phpParserResult = (PHPParseResult) parserResult;
                                int rowStart = LineDocumentUtils.getLineStartFromIndex(baseDocument, myLine.getLineNumber());
                                int contentStart = Utilities.getRowFirstNonWhite(baseDocument, rowStart);
                                int contentEnd = LineDocumentUtils.getLineLastNonWhitespace(baseDocument, rowStart) + 1;
                                StatementVisitor statementVisitor = new StatementVisitor(contentStart, contentEnd);
                                statementVisitor.scan(phpParserResult.getProgram().getStatements());
                                int properStatementOffset = statementVisitor.getProperStatementOffset();
                                result[0] = properStatementOffset == contentStart;
                            }
                        }
                    });
                } catch (ParseException ex) {
                    LOGGER.log(Level.FINE, null, ex);
                }
            }
            return result[0];
        }
    });
}