Work to take advantage of the ICDescriptor manager

the Core Model is now a listener to this manager.

core/org.eclipse.cdt.core/ChangeLog

@@ -1,3 +1,13 @@
+2004-03-17 Alain Magloire
+
+	Put the framework in to take advantage of being a
+	listener to the ICDescriptor Manager.
+
+	* model/org/eclipse/cdt/core/model/CoreModel.java
+	* model/org/eclipse/cdt/core/internal/core/model/CModelManager.java
+	* src/org/eclipse/cdt/core/BinaryParserConfig.java
+	* src/org/eclipse/cdt/core/CCorePlugin.java
+
 2004-03-17 David Inglis
 	
 	- Added new ICDescriptorManager providing listerner abilities on ICDescriptor and batch operations

core/org.eclipse.cdt.core/model/org/eclipse/cdt/core/model/CoreModel.java

@@ -5,6 +5,8 @@ package org.eclipse.cdt.core.model;
  */
 
 import org.eclipse.cdt.core.CCorePlugin;
+import org.eclipse.cdt.core.CDescriptorEvent;
+import org.eclipse.cdt.core.ICDescriptorListener;
 import org.eclipse.cdt.internal.core.model.BatchOperation;
 import org.eclipse.cdt.internal.core.model.CModelManager;
 import org.eclipse.cdt.internal.core.model.ContainerEntry;
@@ -26,7 +28,7 @@ import org.eclipse.core.runtime.CoreException;
 import org.eclipse.core.runtime.IPath;
 import org.eclipse.core.runtime.IProgressMonitor;
 
-public class CoreModel {
+public class CoreModel implements ICDescriptorListener {
 
 	private static CoreModel cmodel = null;
 	private static CModelManager manager = null;
@@ -679,6 +681,13 @@ public class CoreModel {
 		manager.addElementChangedListener(listener);
 	}
 
+	/* (non-Javadoc)
+	 * @see org.eclipse.cdt.core.ICDescriptorListener#descriptorChanged(org.eclipse.cdt.core.CDescriptorEvent)
+	 */
+	public void descriptorChanged(CDescriptorEvent event) {
+		manager.descriptorChanged(event);
+	}
+
 	/**
 	 * Removes the given element changed listener. Has no affect if an
 	 * identical listener is not registered.

core/org.eclipse.cdt.core/model/org/eclipse/cdt/internal/core/model/CModelManager.java

@@ -13,10 +13,14 @@ import java.util.HashSet;
 import java.util.Iterator;
 import java.util.Map;
 
+import org.eclipse.cdt.core.BinaryParserConfig;
 import org.eclipse.cdt.core.CCProjectNature;
 import org.eclipse.cdt.core.CCorePlugin;
+import org.eclipse.cdt.core.CDescriptorEvent;
 import org.eclipse.cdt.core.CProjectNature;
 import org.eclipse.cdt.core.IBinaryParser;
+import org.eclipse.cdt.core.ICDescriptor;
+import org.eclipse.cdt.core.ICDescriptorListener;
 import org.eclipse.cdt.core.IBinaryParser.IBinaryArchive;
 import org.eclipse.cdt.core.IBinaryParser.IBinaryFile;
 import org.eclipse.cdt.core.model.CModelException;
@@ -47,7 +51,7 @@ import org.eclipse.core.runtime.CoreException;
 import org.eclipse.core.runtime.IPath;
 import org.eclipse.core.runtime.IProgressMonitor;
 
-public class CModelManager implements IResourceChangeListener {
+public class CModelManager implements IResourceChangeListener, ICDescriptorListener {
 
 	/**
 	 * Unique handle onto the CModel
@@ -394,11 +398,11 @@ public class CModelManager implements IResourceChangeListener {
 		removeInfo(celement);
 	}
 
-	public IBinaryParser[] getBinaryParser(IProject project) {
+	public BinaryParserConfig[] getBinaryParser(IProject project) {
 		try {
-			IBinaryParser[] parsers =  (IBinaryParser[])binaryParsersMap.get(project);
+			BinaryParserConfig[] parsers =  (BinaryParserConfig[])binaryParsersMap.get(project);
 			if (parsers == null) {
-				parsers = CCorePlugin.getDefault().getBinaryParser(project);
+				parsers = CCorePlugin.getDefault().getBinaryParserConfigs(project);
 			}
 			if (parsers != null) {
 				binaryParsersMap.put(project, parsers);
@@ -406,14 +410,17 @@ public class CModelManager implements IResourceChangeListener {
 			}
 		} catch (CoreException e) {
 		}
-		return new IBinaryParser[] {new NullBinaryParser()};
+		IBinaryParser nullParser = new NullBinaryParser();
+		BinaryParserConfig config = new BinaryParserConfig(nullParser, ""); //$NON-NLS-1$
+		BinaryParserConfig[] configs = new BinaryParserConfig[] {config};
+		return configs;
 	}
 
 	public IBinaryFile createBinaryFile(IFile file) {
-		IBinaryParser[] parsers = getBinaryParser(file.getProject());
+		BinaryParserConfig[] parsers = getBinaryParser(file.getProject());
 		int hints = 0;
 		for (int i = 0; i < parsers.length; i++) {
-			IBinaryParser parser = parsers[i];
+			IBinaryParser  parser = parsers[i].getBinaryParser();
 			if (parser.getHintBufferSize() > hints) {
 				hints = parser.getHintBufferSize();
 			}
@@ -440,7 +447,7 @@ public class CModelManager implements IResourceChangeListener {
 		
 		for (int i = 0; i < parsers.length; i++) {
 			try {
-				IBinaryFile bin = parsers[i].getBinary(bytes, location);
+				IBinaryFile bin = parsers[i].getBinaryParser().getBinary(bytes, location);
 				if (bin != null) {
 					return bin;
 				}
@@ -749,6 +756,37 @@ public class CModelManager implements IResourceChangeListener {
 		}
 	}
 
+	/* (non-Javadoc)
+	 * @see org.eclipse.cdt.core.ICDescriptorListener#descriptorChanged(org.eclipse.cdt.core.CDescriptorEvent)
+	 */
+	public void descriptorChanged(CDescriptorEvent event) {
+/*		int flags = event.getFlags();
+		if ((flags & CDescriptorEvent.EXTENSION_CHANGED) != 0) {
+			ICDescriptor cdesc = event.getDescriptor();
+			if (cdesc != null) {
+				IProject project = cdesc.getProject();
+				try {
+					String[] newIds = CCorePlugin.getDefault().getBinaryParserIds(project);
+					BinaryParserConfig[] currentConfigs = getBinaryParser(project);
+					// anything added/removed
+					if (newIds.length != currentConfigs.length) {
+						resetBinaryParser(project);
+					} else { // may reorder
+						for (int i = 0; i < newIds.length; i++) {
+							String id = newIds[i];
+							if (!id.equals(currentConfigs)) {
+								resetBinaryParser(project);
+								break;
+							}
+						}
+					}
+				} catch (CoreException e) {
+					//
+				}
+			}
+		}
+*/	}
+
 	/**
 	 * Fire C Model deltas, flushing them after the fact. 
 	 * If the firing mode has been turned off, this has no effect. 

core/org.eclipse.cdt.core/src/org/eclipse/cdt/core/BinaryParserConfig.java

@@ -0,0 +1,33 @@
+/**********************************************************************
+ * Copyright (c) 2002,2003,2004 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.core;
+
+/*
+ * BinaryParserConfig 
+ */
+public class BinaryParserConfig {
+
+	IBinaryParser parser;
+	String id;
+
+	public BinaryParserConfig(IBinaryParser parser, String id) {
+		this.parser = parser;
+		this.id = id;
+	}
+
+	public String getId() {
+		return id;
+	}
+
+	public IBinaryParser getBinaryParser() {
+		return parser;
+	}
+}

core/org.eclipse.cdt.core/src/org/eclipse/cdt/core/CCorePlugin.java

@@ -239,7 +239,11 @@ public class CCorePlugin extends Plugin {
 		
 		fDescriptorManager = new CDescriptorManager();
 		fDescriptorManager.startup();
-		
+
+		// Register the Core Model on the Descriptor
+		// Manager, it needs to know about changes.
+		fDescriptorManager.addDescriptorListener(fCoreModel);
+
 		// Set the default for using the structual parse mode to build the CModel
 		getPluginPreferences().setDefault(PREF_USE_STRUCTURAL_PARSE_MODE, false);
 		
@@ -487,6 +491,65 @@ public class CCorePlugin extends Plugin {
 		return getConsole(null);
 	}
 
+	public BinaryParserConfig[] getBinaryParserConfigs(IProject project) throws CoreException {
+		BinaryParserConfig configs[] = null;
+		if (project != null) {
+			try {
+				ICDescriptor cdesc = getCProjectDescription(project);
+				ICExtensionReference[] cextensions = cdesc.get(BINARY_PARSER_UNIQ_ID, true);
+				if (cextensions.length > 0) {
+					ArrayList list = new ArrayList(cextensions.length);
+					for (int i = 0; i < cextensions.length; i++) {
+						IBinaryParser parser = null;
+						try {
+							parser = (IBinaryParser) cextensions[i].createExtension();
+						} catch (ClassCastException e) {
+							//
+						}
+						if (parser != null) {
+							BinaryParserConfig config = new BinaryParserConfig(parser, cextensions[i].getID());
+							list.add(config);
+						}
+					}
+					configs = new BinaryParserConfig[list.size()];
+					list.toArray(configs);
+				}
+			} catch (CoreException e) {
+			}
+		}
+		if (configs == null) {
+			IBinaryParser parser = getDefaultBinaryParser();
+			if (parser != null) {
+				BinaryParserConfig config = new BinaryParserConfig(parser, DEFAULT_BINARY_PARSER_UNIQ_ID);
+				configs = new BinaryParserConfig[] {config};
+			}
+		}
+		return configs;
+	}
+
+	public String[] getBinaryParserIds(IProject project) throws CoreException {
+		String ids[] = null;
+		if (project != null) {
+			try {
+				ICDescriptor cdesc = getCProjectDescription(project);
+				ICExtensionReference[] cextensions = cdesc.get(BINARY_PARSER_UNIQ_ID, true);
+				if (cextensions.length > 0) {
+					ArrayList list = new ArrayList(cextensions.length);
+					for (int i = 0; i < cextensions.length; i++) {
+						list.add(cextensions[i].getID());
+					}
+					ids = new String[list.size()];
+					list.toArray(ids);
+				}
+			} catch (CoreException e) {
+			}
+		}
+		if (ids == null) {
+			ids = new String[] {DEFAULT_BINARY_PARSER_UNIQ_ID};
+		}
+		return ids;
+	}
+
 	public IBinaryParser[] getBinaryParser(IProject project) throws CoreException {
 		IBinaryParser parsers[] = null;
 		if (project != null) {

core/org.eclipse.cdt.core/utils/org/eclipse/cdt/utils/elf/parser/BinaryArchive.java

@@ -19,7 +19,6 @@ import org.eclipse.cdt.core.IBinaryParser.IBinaryFile;
 import org.eclipse.cdt.core.IBinaryParser.IBinaryObject;
 import org.eclipse.cdt.utils.BinaryFile;
 import org.eclipse.cdt.utils.elf.AR;
-import org.eclipse.cdt.utils.elf.Elf.Attribute;
 import org.eclipse.core.runtime.IPath;
 
 /**