diff options
Diffstat (limited to 'build/org.eclipse.cdt.make.core/src/org/eclipse/cdt/make/core/MakeScannerProvider.java')
| -rw-r--r-- | build/org.eclipse.cdt.make.core/src/org/eclipse/cdt/make/core/MakeScannerProvider.java | 253 |
1 files changed, 0 insertions, 253 deletions
diff --git a/build/org.eclipse.cdt.make.core/src/org/eclipse/cdt/make/core/MakeScannerProvider.java b/build/org.eclipse.cdt.make.core/src/org/eclipse/cdt/make/core/MakeScannerProvider.java deleted file mode 100644 index 18b8b2e52d1..00000000000 --- a/build/org.eclipse.cdt.make.core/src/org/eclipse/cdt/make/core/MakeScannerProvider.java +++ /dev/null @@ -1,253 +0,0 @@ -/********************************************************************** - * Copyright (c) 2002,2003 QNX Software Systems and others. - * All rights reserved. This program and the accompanying materials - * are made available under the terms of the Common Public License v1.0 - * which accompanies this distribution, and is available at - * http://www.eclipse.org/legal/cpl-v10.html - * - * Contributors: - * QNX Software Systems - Initial API and implementation -***********************************************************************/ -package org.eclipse.cdt.make.core; - -import java.util.ArrayList; -import java.util.Arrays; -import java.util.HashMap; -import java.util.List; -import java.util.ListIterator; -import java.util.Map; - -import org.eclipse.cdt.core.AbstractCExtension; -import org.eclipse.cdt.core.CCorePlugin; -import org.eclipse.cdt.core.ICDescriptor; -import org.eclipse.cdt.core.parser.IScannerInfo; -import org.eclipse.cdt.core.parser.IScannerInfoChangeListener; -import org.eclipse.cdt.core.parser.IScannerInfoProvider; -import org.eclipse.core.resources.IFile; -import org.eclipse.core.resources.IProject; -import org.eclipse.core.resources.IResource; -import org.eclipse.core.runtime.CoreException; -import org.eclipse.core.runtime.QualifiedName; -import org.w3c.dom.Document; -import org.w3c.dom.Element; -import org.w3c.dom.Node; - -public class MakeScannerProvider extends AbstractCExtension implements IScannerInfoProvider { - - // This is the id of the IScannerInfoProvider extension point entry - public static final String INTERFACE_IDENTITY = MakeCorePlugin.getUniqueIdentifier() + ".MakeScannerProvider"; //$NON-NLS-1$ - - // Name we will use to store build property with the project - private static final QualifiedName scannerInfoProperty = new QualifiedName(MakeCorePlugin.getUniqueIdentifier(), "makeBuildInfo"); //$NON-NLS-1$ - private static final String CDESCRIPTOR_ID = MakeCorePlugin.getUniqueIdentifier() + ".makeScannerInfo"; //$NON-NLS-1$ - - public static final String INCLUDE_PATH = "includePath"; //$NON-NLS-1$ - public static final String PATH = "path"; //$NON-NLS-1$ - public static final String DEFINED_SYMBOL = "definedSymbol"; //$NON-NLS-1$ - public static final String SYMBOL = "symbol"; //$NON-NLS-1$ - - // Listeners interested in build model changes - private static Map listeners; - - private static MakeScannerProvider defaultProvider; - - public static MakeScannerProvider getDefault() { - if ( defaultProvider == null) { - defaultProvider = new MakeScannerProvider(); - } - return defaultProvider; - } - - public MakeScannerInfo getMakeScannerInfo(IProject project, boolean cacheInfo) throws CoreException { - MakeScannerInfo scannerInfo = null; - // See if there's already one associated with the resource for this session - scannerInfo = (MakeScannerInfo)project.getSessionProperty(scannerInfoProperty); - - // Try to load one for the project - if (scannerInfo == null ) { - scannerInfo = loadScannerInfo(project); - } - - // There is nothing persisted for the session, or saved in a file so - // create a build info object - if (scannerInfo != null && cacheInfo == true) { - ((IProject)project).setSessionProperty(scannerInfoProperty, scannerInfo); - } - return scannerInfo; - } - - /* - * @return - */ - private synchronized static Map getListeners() { - if (listeners == null) { - listeners = new HashMap(); - } - return listeners; - } - - /** - * @param project - * @param info - */ - private static void notifyInfoListeners(IProject project, IScannerInfo info) { - // Call in the cavalry - List listeners = (List)getListeners().get(project); - if (listeners == null) { - return; - } - ListIterator iter = listeners.listIterator(); - while (iter.hasNext()) { - ((IScannerInfoChangeListener)iter.next()).changeNotification(project, (IScannerInfo)info); - } - - } - - /* (non-Javadoc) - * @see org.eclipse.cdt.core.parser.IScannerInfoProvider#getScannerInformation(org.eclipse.core.resources.IResource) - */ - public IScannerInfo getScannerInformation(IResource resource) { - IScannerInfo info = null; - try { - info = getMakeScannerInfo((IProject)resource, true); - } catch (CoreException e) { - } - return info; - } - - /* - * Loads the build file and parses the nodes for build information. The - * information is then associated with the resource for the duration of - * the session. - */ - private MakeScannerInfo loadScannerInfo(IProject project) throws CoreException { - ICDescriptor descriptor = CCorePlugin.getDefault().getCProjectDescription(project); - Node child = descriptor.getProjectData(CDESCRIPTOR_ID).getFirstChild(); - ArrayList includes = new ArrayList(); - ArrayList symbols = new ArrayList(); - while (child != null) { - if (child.getNodeName().equals(INCLUDE_PATH)) { - // Add the path to the property list - includes.add(((Element)child).getAttribute(PATH)); - } else if (child.getNodeName().equals(DEFINED_SYMBOL)) { - // Add the symbol to the symbol list - symbols.add(((Element)child).getAttribute(SYMBOL)); - } - child = child.getNextSibling(); - } - MakeScannerInfo info = new MakeScannerInfo(project); - info.setIncludePaths((String[])includes.toArray(new String[includes.size()])); - info.setPreprocessorSymbols((String[])symbols.toArray(new String[symbols.size()])); - return info; - } - - /** - * The build model manager for standard builds only caches the build - * information for a resource on a per-session basis. This method - * allows clients of the build model manager to programmatically - * remove the association between the resource and the information - * while the reource is still open or in the workspace. The Eclipse core - * will take care of removing it if a resource is closed or deleted. - * - * @param resource - */ - public static void removeScannerInfo(IResource resource) { - try { - resource.setSessionProperty(scannerInfoProperty, null); - } catch (CoreException e) { - } - } - - /** - * Persists build-specific information in the build file. Build - * information for standard make projects consists of preprocessor - * symbols and includes paths. Other project-related information is - * stored in the persistent properties of the project. - * - * @param project - */ - static void updateScannerInfo(MakeScannerInfo scannerInfo) throws CoreException { - IProject project = scannerInfo.getProject(); - - ICDescriptor descriptor = CCorePlugin.getDefault().getCProjectDescription(project); - - Element rootElement = descriptor.getProjectData(CDESCRIPTOR_ID); - - // Clear out all current children - // Note: Probably would be a better idea to merge in the data - Node child = rootElement.getFirstChild(); - while (child != null) { - rootElement.removeChild(child); - child = rootElement.getFirstChild(); - } - - // Save the build info - if (scannerInfo != null) { - // Serialize the include paths - Document doc = rootElement.getOwnerDocument(); - ListIterator iter = Arrays.asList(scannerInfo.getIncludePaths()).listIterator(); - while (iter.hasNext()) { - Element pathElement = doc.createElement(INCLUDE_PATH); - pathElement.setAttribute(PATH, (String)iter.next()); - rootElement.appendChild(pathElement); - } - // Now do the same for the symbols - iter = Arrays.asList(scannerInfo.getPreprocessorSymbols()).listIterator(); - while (iter.hasNext()) { - Element symbolElement = doc.createElement(DEFINED_SYMBOL); - symbolElement.setAttribute(SYMBOL, (String)iter.next()); - rootElement.appendChild(symbolElement); - } - descriptor.saveProjectData(); - } - notifyInfoListeners(project, scannerInfo); - } - - /* (non-Javadoc) - * @see org.eclipse.cdt.core.parser.IScannerInfoProvider#subscribe(org.eclipse.core.resources.IResource, org.eclipse.cdt.core.parser.IScannerInfoChangeListener) - */ - public synchronized void subscribe(IResource resource, IScannerInfoChangeListener listener) { - IResource project = null; - if (resource instanceof IProject) { - project = resource; - } else if (resource instanceof IFile) { - project = ((IFile)resource).getProject(); - } else { - return; - } - // Get listeners for this resource - Map map = getListeners(); - List list = (List)map.get(project); - if (list == null) { - // Create a new list - list = new ArrayList(); - } - if (!list.contains(listener)) { - // Add the new listener for the resource - list.add(listener); - map.put(project, list); - } - } - - /* (non-Javadoc) - * @see org.eclipse.cdt.core.parser.IScannerInfoProvider#unsubscribe(org.eclipse.core.resources.IResource, org.eclipse.cdt.core.parser.IScannerInfoChangeListener) - */ - public synchronized void unsubscribe(IResource resource, IScannerInfoChangeListener listener) { - IResource project = null; - if (resource instanceof IProject) { - project = resource; - } else if (resource instanceof IFile) { - project = ((IFile)resource).getProject(); - } else { - return; - } - // Remove the listener - Map map = getListeners(); - List list = (List)map.get(project); - if (list != null && !list.isEmpty()) { - // The list is not empty so try to remove listener - list.remove(listener); - map.put(project, list); - } - } -} |