1 files changed, 0 insertions, 371 deletions
diff --git a/plugins/org.eclipse.wst.validation/vf2/org/eclipse/wst/validation/internal/DependencyIndex.java b/plugins/org.eclipse.wst.validation/vf2/org/eclipse/wst/validation/internal/DependencyIndex.java
deleted file mode 100644
index 65840e668..000000000
--- a/plugins/org.eclipse.wst.validation/vf2/org/eclipse/wst/validation/internal/DependencyIndex.java
+++ /dev/null
@@ -1,371 +0,0 @@
-/*******************************************************************************
- * Copyright (c) 2007, 2008 IBM Corporation and others.
- * All rights reserved. This program and the accompanying materials
- * are made available under the terms of the Eclipse Public License v1.0
- * which accompanies this distribution, and is available at
- * http://www.eclipse.org/legal/epl-v10.html
- *
- * Contributors:
- *     IBM Corporation - initial API and implementation
- *******************************************************************************/
-package org.eclipse.wst.validation.internal;
-
-import java.io.DataInputStream;
-import java.io.DataOutputStream;
-import java.io.File;
-import java.io.FileInputStream;
-import java.io.FileOutputStream;
-import java.io.IOException;
-import java.util.HashMap;
-import java.util.HashSet;
-import java.util.LinkedList;
-import java.util.List;
-import java.util.Map;
-import java.util.Set;
-
-import org.eclipse.core.resources.IProject;
-import org.eclipse.core.resources.IResource;
-import org.eclipse.core.resources.ISaveContext;
-import org.eclipse.core.resources.ISaveParticipant;
-import org.eclipse.core.resources.IWorkspaceRoot;
-import org.eclipse.core.resources.ResourcesPlugin;
-import org.eclipse.core.runtime.CoreException;
-import org.eclipse.core.runtime.IPath;
-import org.eclipse.osgi.util.NLS;
-import org.eclipse.wst.validation.DependentResource;
-import org.eclipse.wst.validation.IDependencyIndex;
-import org.eclipse.wst.validation.Validator;
-import org.eclipse.wst.validation.internal.plugin.ValidationPlugin;
-
-/**
- * A simple implementation of the IDependencyIndex. This will probably be
- * replaced with a higher performance, more robust index, at some point in the
- * future.
- * <p>
- * The format of the index is:
- * 
- * <pre>
- * Version number
- * Number of depends on entries
- *   depends on file name
- *   number of dependent entries
- *     dependent file name
- *     number of validators
- *       validator id
- * </pre>
- * 
- * @author karasiuk
- */
-public class DependencyIndex implements IDependencyIndex, ISaveParticipant {
-	
-	/**
-	 * An index so that we can determine which things depend on this resource.
-	 */
-	private Map<IResource,Set<Depends>>		_dependsOn;
-	
-	/**
-	 * An index so that we can determine who the resource depends on.
-	 */
-	private Map<IResource,Set<Depends>>		_dependents;
-	private boolean _dirty;
-	
-	private static IResource[] EmptyResources = new IResource[0];
-	
-	/** Version of the persistent index. */
-	private static final int CurrentVersion = 1;
-
-	public synchronized void add(String id, IResource dependent, IResource dependsOn) {
-		init();
-		Depends d = getOrCreateDepends(dependent, dependsOn);
-		if (d.getValidators().add(id))_dirty = true;
-	}
-	
-	private Depends getOrCreateDepends(IResource dependent, IResource dependsOn) {
-		Set<Depends> set = getSet(_dependents, dependent);
-		for (Depends d : set){
-			if (d.getDependsOn().equals(dependsOn)) return d;
-		}
-		Depends d = new Depends(dependent, dependsOn);
-		_dirty = true;
-		set.add(d);
-		
-		getSet(_dependsOn, dependsOn).add(d);
-		return d;
-	}
-
-	/**
-	 * Answer the set for the resource, creating it if you need to.
-	 */
-	private Set<Depends> getSet(Map<IResource, Set<Depends>> map, IResource resource) {
-		Set<Depends> set = map.get(resource);
-		if (set == null){
-			set = new HashSet<Depends>(5);
-			map.put(resource, set);
-		}
-		return set;
-	}
-
-	/**
-	 * Restore the dependency index. See the class comment for the structure.
-	 */	
-	private void init() {
-		if (_dependsOn != null)return;
-		
-		boolean error = false;
-		File f = getIndexLocation();
-		if (!f.exists()){
-			_dependsOn = new HashMap<IResource,Set<Depends>>(100);
-			_dependents = new HashMap<IResource,Set<Depends>>(100);
-		}
-		else {
-			String errorMessage = "The following dependency could not be restored " + //$NON-NLS-1$
-				"because the following resource {0} could no longer be found."; //$NON-NLS-1$
-			DataInputStream in = null;
-			try {
-				IWorkspaceRoot root = ResourcesPlugin.getWorkspace().getRoot();
-				in = new DataInputStream(new FileInputStream(f));
-				
-				int version = in.readInt();
-				if (version != CurrentVersion){
-					error = true;
-					String msg = NLS.bind(ValMessages.ErrDependencyVersion, CurrentVersion);
-					throw new IllegalStateException(msg);
-				}
-				int numDependsOn = in.readInt();
-				_dependsOn = new HashMap<IResource,Set<Depends>>(numDependsOn+100);
-				_dependents = new HashMap<IResource,Set<Depends>>(numDependsOn+100);
-				for (int i=0; i<numDependsOn; i++){
-					String v = in.readUTF();
-					IResource dependsOn = root.findMember(v);
-					if (v == null){
-						Tracing.log(NLS.bind(errorMessage, v));
-						continue;
-					}
-					int numDependents = in.readInt();
-					for (int j=0; j<numDependents; j++){
-						v = in.readUTF();
-						IResource dependent = root.findMember(v);
-						if (dependent == null){
-							Tracing.log(NLS.bind(errorMessage, v));
-							continue;
-						}
-						int numVal = in.readInt();
-						for (int k=0; k<numVal; k++){
-							String id = in.readUTF();
-							add(id, dependent, dependsOn);
-						}
-					}					
-				}				
-			}
-			catch (IOException e){
-				error = true;
-				ValidationPlugin.getPlugin().handleException(e);
-			}
-			finally {
-				Misc.close(in);
-				if (error){
-					_dependsOn = new HashMap<IResource,Set<Depends>>(100);
-					_dependents = new HashMap<IResource,Set<Depends>>(100);
-					f.delete();
-				}
-			}			
-		}
-	}
-
-	public synchronized void clear(IProject project) {
-		init();
-		for (Map.Entry<IResource,Set<Depends>> me : _dependents.entrySet()){
-			if (me.getKey().getProject() == project){
-				for (Depends d : me.getValue()){
-					if (d.delete())_dirty = true;
-				}
-			}
-		}
-	}
-
-	public synchronized IResource[] get(String validatorId, IResource dependsOn) {
-		init();
-		List<IResource> list = new LinkedList<IResource>();
-		Set<Depends> set = getSet(_dependsOn, dependsOn);
-		for (Depends d : set){
-			for (String id : d.getValidators()){
-				if (validatorId.equals(id))list.add(d.getDependent());
-			}
-		}
-		
-		if (list.size() == 0)return EmptyResources;
-		IResource[] resources = new IResource[list.size()];
-		list.toArray(resources);
-		return resources;
-	}
-
-	
-	public synchronized List<DependentResource> get(IResource dependsOn) {
-		init();
-		List<DependentResource> list = new LinkedList<DependentResource>();
-		Set<Depends> set = getSet(_dependsOn, dependsOn);
-		ValManager vm = ValManager.getDefault();
-		for (Depends d : set){
-			for (String id : d.getValidators()){
-				Validator v = vm.getValidator(id, d.getDependent().getProject());
-				if (v != null)list.add(new DependentResource(d.getDependent(), v));
-			}
-		}
-		return list;
-	}
-
-
-	public synchronized void set(String id, IResource dependent, IResource[] dependsOn) {
-		init();
-		Set<Depends> set = getSet(_dependents, dependent);
-		for (Depends d : set){
-			if (d.delete(id))_dirty = true;
-		}
-		if (dependsOn != null){
-			for (IResource d : dependsOn)add(id, dependent, d);
-		}
-	}
-		
-	public boolean isDependedOn(IResource resource) {
-		init();
-		Set<Depends> set = _dependsOn.get(resource);
-		if (set == null || set.size() == 0)return false;
-		return true;
-	}
-
-	public void doneSaving(ISaveContext context) {	
-	}
-	
-	public void prepareToSave(ISaveContext context) throws CoreException {	
-	}
-	
-	public void rollback(ISaveContext context) {
-	}
-	
-	/**
-	 * Persist the dependency index. See the class comment for the structure.
-	 */
-	public synchronized void saving(ISaveContext context) throws CoreException {
-		if (!_dirty)return;
-		_dirty = false;
-		
-		DataOutputStream out = null;
-		try {
-			File f = getIndexLocation();
-			out = new DataOutputStream(new FileOutputStream(f));
-			out.writeInt(CurrentVersion);
-			Map<String, Set<DependsResolved>> map = compress(_dependsOn);
-			out.writeInt(map.size());
-			for (Map.Entry<String, Set<DependsResolved>> me : map.entrySet()){
-				out.writeUTF(me.getKey());
-				Set<DependsResolved> set = me.getValue();
-				out.writeInt(set.size());
-				for (DependsResolved d : set){
-					out.writeUTF(d.resource);
-					out.writeInt(d.validators.size());
-					for (String id : d.validators){
-						out.writeUTF(id);
-					}
-				}
-			}
-		}
-		catch (IOException e){
-			ValidationPlugin.getPlugin().handleException(e);
-		}
-		finally {
-			Misc.close(out);
-		}
-	}
-
-	private Map<String, Set<DependsResolved>> compress(Map<IResource, Set<Depends>> dependsOn) {
-		Map<String, Set<DependsResolved>> map = new HashMap<String, Set<DependsResolved>>(dependsOn.size());
-		for (Map.Entry<IResource, Set<Depends>> me : dependsOn.entrySet()){
-			Set<DependsResolved> set = new HashSet<DependsResolved>(me.getValue().size());
-			for (Depends d : me.getValue()){
-				IPath path = d.getDependent().getFullPath();
-				if (path != null){
-					DependsResolved dr = new DependsResolved();
-					dr.resource = path.toPortableString();
-					if (d.getValidators().size() > 0){
-						dr.validators = d.getValidators();
-						set.add(dr);
-					}
-				}				
-			}
-			if (set.size() > 0){
-				IResource res = me.getKey();
-				if (res != null){
-					IPath path = res.getFullPath();
-					if (path != null)map.put(path.toPortableString(), set);
-				}
-			}
-		}
-		return map;
-	}
-
-	private File getIndexLocation() {
-		IPath path = ValidationPlugin.getPlugin().getStateLocation().append("dep.index"); //$NON-NLS-1$
-		return path.toFile();
-	}
-
-	/**
-	 * Keep track of a relationship between a dependent and the thing that it
-	 * depends on.
-	 * 
-	 * @author karasiuk
-	 * 
-	 */
-	private static class Depends {
-
-		/** The resource that is being depended on, for example a.xsd */
-		private IResource _dependsOn;
-
-		/** The resource that is dependent, for example a.xml */
-		private IResource _dependent;
-
-		/** The id's of the validators that have asserted the dependency. */
-		private Set<String> _validators;
-
-		public Depends(IResource dependent, IResource dependsOn) {
-			_dependent = dependent;
-			_dependsOn = dependsOn;
-			_validators = new HashSet<String>(5);
-		}
-
-		/**
-		 * Answer true if the id was deleted.
-		 */
-		public boolean delete(String id) {
-			return _validators.remove(id);
-		}
-
-		/**
-		 * Delete all the dependency assertions for all of your validators.
-		 * @return false if there was nothing to delete
-		 */
-		public boolean delete() {
-			boolean deleted = _validators.size() > 0;
-			if (deleted)_validators.clear();
-			return deleted;
-		}
-
-		public IResource getDependsOn() {
-			return _dependsOn;
-		}
-
-		public IResource getDependent() {
-			return _dependent;
-		}
-
-		public Set<String> getValidators() {
-			return _validators;
-		}
-}
-
-	private static class DependsResolved {
-		String 		resource;
-		Set<String> validators;
-	}
-
-
-}