1 files changed, 0 insertions, 291 deletions
diff --git a/jpa/plugins/org.eclipse.jpt.core/src/org/eclipse/jpt/core/internal/refactoring/AbstractJpaMoveJavaElementParticipant.java b/jpa/plugins/org.eclipse.jpt.core/src/org/eclipse/jpt/core/internal/refactoring/AbstractJpaMoveJavaElementParticipant.java
deleted file mode 100644
index 894661ceb8..0000000000
--- a/jpa/plugins/org.eclipse.jpt.core/src/org/eclipse/jpt/core/internal/refactoring/AbstractJpaMoveJavaElementParticipant.java
+++ /dev/null
@@ -1,291 +0,0 @@
-/*******************************************************************************
- * Copyright (c) 2010 Oracle. 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:
- *     Oracle - initial API and implementation
- ******************************************************************************/
-package org.eclipse.jpt.core.internal.refactoring;
-
-import java.util.HashMap;
-import java.util.Map;
-import org.eclipse.core.resources.IFile;
-import org.eclipse.core.resources.mapping.IResourceChangeDescriptionFactory;
-import org.eclipse.core.runtime.CoreException;
-import org.eclipse.core.runtime.IProgressMonitor;
-import org.eclipse.core.runtime.OperationCanceledException;
-import org.eclipse.core.runtime.SubMonitor;
-import org.eclipse.jdt.core.IJavaElement;
-import org.eclipse.jdt.core.IJavaProject;
-import org.eclipse.jpt.core.JpaProject;
-import org.eclipse.jpt.core.JpaProjectManager;
-import org.eclipse.jpt.core.JptCorePlugin;
-import org.eclipse.jpt.core.context.persistence.MappingFileRef;
-import org.eclipse.jpt.core.context.persistence.Persistence;
-import org.eclipse.jpt.core.context.persistence.PersistenceUnit;
-import org.eclipse.jpt.core.context.persistence.PersistenceXml;
-import org.eclipse.jpt.utility.internal.CollectionTools;
-import org.eclipse.jpt.utility.internal.iterables.CompositeIterable;
-import org.eclipse.jpt.utility.internal.iterables.FilteringIterable;
-import org.eclipse.jpt.utility.internal.iterables.TransformationIterable;
-import org.eclipse.ltk.core.refactoring.Change;
-import org.eclipse.ltk.core.refactoring.CompositeChange;
-import org.eclipse.ltk.core.refactoring.RefactoringStatus;
-import org.eclipse.ltk.core.refactoring.TextChange;
-import org.eclipse.ltk.core.refactoring.TextFileChange;
-import org.eclipse.ltk.core.refactoring.participants.CheckConditionsContext;
-import org.eclipse.ltk.core.refactoring.participants.ISharableParticipant;
-import org.eclipse.ltk.core.refactoring.participants.MoveArguments;
-import org.eclipse.ltk.core.refactoring.participants.MoveParticipant;
-import org.eclipse.ltk.core.refactoring.participants.RefactoringArguments;
-import org.eclipse.ltk.core.refactoring.participants.ResourceChangeChecker;
-import org.eclipse.text.edits.MalformedTreeException;
-import org.eclipse.text.edits.MultiTextEdit;
-import org.eclipse.text.edits.ReplaceEdit;
-import org.eclipse.text.edits.TextEdit;
-
-public abstract class AbstractJpaMoveJavaElementParticipant
-	extends MoveParticipant implements ISharableParticipant {
-
-	/**
-	 * Store the {@link IJavaElements}s to be moved and their corresponding {@link MoveArguments}
-	 */
-	protected final Map<IJavaElement, MoveArguments> originalJavaElements;
-
-	/**
-	 * Store the persistence.xml ReplaceEdits in the checkConditions() call 
-	 * to avoid duplicated effort in createChange().
-	 */
-	protected final Map<IFile, Iterable<ReplaceEdit>> persistenceXmlReplaceEdits;
-
-	/**
-	 * Store the mapping file ReplaceEdits in the checkConditions() call 
-	 * to avoid duplicated effort in createChange().
-	 */
-	protected final Map<IFile, Iterable<ReplaceEdit>> mappingFileReplaceEdits;
-
-	protected AbstractJpaMoveJavaElementParticipant() {
-		super();
-		this.originalJavaElements = new HashMap<IJavaElement, MoveArguments>();
-		this.persistenceXmlReplaceEdits = new HashMap<IFile, Iterable<ReplaceEdit>>();
-		this.mappingFileReplaceEdits = new HashMap<IFile, Iterable<ReplaceEdit>>();
-	}
-
-	@Override
-	protected boolean initialize(Object element) {
-		if (!getArguments().getUpdateReferences()) {
-			//we do not want to do any refactoring if the user chooses not to update references
-			return false;
-		}
-		this.addElement(element, getArguments());
-		return true;
-	}
-
-
-	//****************ISharableParticipant implementation *****************
-	/**
-	 * This is used when multiple mapping files are deleted.
-	 * RefactoringParticipant#initialize(Object) is called for the first deleted IFile.
-	 * RefactoringParticipant#getArguments() only applies to the first deleted IFile
-	 */
-	public void addElement(Object element, RefactoringArguments arguments) {
-		this.originalJavaElements.put((IJavaElement) element, (MoveArguments) arguments);
-	}
-
-	protected MoveArguments getArguments(IJavaElement element) {
-		return this.originalJavaElements.get(element);
-	}
-
-	//**************** RefactoringParticipant implementation *****************
-
-	/**
-	 * Inform the refactoring processor of any files that are going to change. In the process of determining
-	 * this go ahead and build up the appropriate ReplaceEdits to be used in the createChange()
-	 */
-	@Override
-	public RefactoringStatus checkConditions(IProgressMonitor monitor, CheckConditionsContext context) throws OperationCanceledException {
-		monitor.subTask(JpaCoreRefactoringMessages.JPA_REFACORING_PARTICIPANT_LOADING_JPA_PROJECTS_SUB_TASK_NAME);
-		JpaProjectManager jpaProjectManager = JptCorePlugin.getJpaProjectManager();
-		if (jpaProjectManager.getJpaProjectsSize() == 0) {
-			return null;
-		}
-		SubMonitor sm = SubMonitor.convert(monitor, jpaProjectManager.getJpaProjectsSize()*10 + 2);
-		sm.subTask(this.getCheckConditionsSubTaskName());
-		ResourceChangeChecker checker = (ResourceChangeChecker) context.getChecker(ResourceChangeChecker.class);
-		IResourceChangeDescriptionFactory deltaFactory = checker.getDeltaFactory();
-
-		for (JpaProject jpaProject : jpaProjectManager.getJpaProjects()) {
-			this.createReplaceEdits(sm.newChild(10), jpaProject);
-		}
-		if (sm.isCanceled()) {
-			throw new OperationCanceledException();
-		}
-		for (IFile file : this.persistenceXmlReplaceEdits.keySet()) {
-			deltaFactory.change(file);
-		}
-		sm.worked(1);
-		for (IFile file : this.mappingFileReplaceEdits.keySet()) {
-			deltaFactory.change(file);
-		}
-		sm.worked(1);
-		
-		return null;
-	}
-
-	protected abstract String getCompositeChangeName();
-
-	/**
-	 * This will be appended to the main refactoring task named : 'Checking preconditions...'
-	 */
-	protected abstract String getCheckConditionsSubTaskName();
-
-	@Override
-	public Change createChange(IProgressMonitor monitor) throws CoreException, OperationCanceledException {
-		if (this.persistenceXmlReplaceEdits.isEmpty() && this.mappingFileReplaceEdits.isEmpty()) {
-			return null;
-		}
-		SubMonitor sm = SubMonitor.convert(monitor, this.persistenceXmlReplaceEdits.size() + this.mappingFileReplaceEdits.size());
-		sm.subTask(this.getCreateChangeSubTaskName());
-		CompositeChange compositeChange = new CompositeChange(this.getCompositeChangeName());
-		for (IFile persistenceXmlFile : this.persistenceXmlReplaceEdits.keySet()) {
-			this.addPersistenceXmlRenameEdits(persistenceXmlFile, compositeChange);
-			sm.worked(1);
-		}
-		for (IFile mappingFile : this.mappingFileReplaceEdits.keySet()) {
-			if (sm.isCanceled()) {
-				throw new OperationCanceledException();
-			}
-			this.addMappingFileRenameEdits(mappingFile, compositeChange);
-			sm.worked(1);
-		}
-		//must check for children in case all changes were made in other participant's TextChanges, 
-		//want to return null so our node does not appear in the preview tree
-		return compositeChange.getChildren().length == 0 ? null : compositeChange;
-	}
-
-	/**
-	 * This will be appended to the main refactoring task named : 'Creating workspace modifications...'
-	 */
-	protected abstract String getCreateChangeSubTaskName();
-
-	protected void createReplaceEdits(IProgressMonitor monitor, JpaProject jpaProject) throws OperationCanceledException {
-		PersistenceUnit persistenceUnit = getPersistenceUnit(jpaProject);
-		if (persistenceUnit == null) {
-			return;
-		}
-		SubMonitor sm = SubMonitor.convert(monitor, 1 + persistenceUnit.mappingFileRefsSize());
-		Iterable<ReplaceEdit> classRefDeleteEdits = this.createPersistenceUnitReplaceEditsCheckClasspath(persistenceUnit);
-		sm.worked(1);
-		if (!CollectionTools.isEmpty(classRefDeleteEdits)) {
-			this.persistenceXmlReplaceEdits.put(jpaProject.getPersistenceXmlResource().getFile(), classRefDeleteEdits);
-		}
-		for (MappingFileRef mappingFileRef : CollectionTools.iterable(persistenceUnit.mappingFileRefs())) {
-			if (sm.isCanceled()) {
-				throw new OperationCanceledException();
-			}
-			Iterable<ReplaceEdit> mappingFileReplaceEdits = this.createMappingFileReplaceEditsCheckClasspath(mappingFileRef);
-			if (!CollectionTools.isEmpty(mappingFileReplaceEdits)) {
-				IFile file = (IFile) mappingFileRef.getMappingFile().getResource();
-				this.mappingFileReplaceEdits.put(file, mappingFileReplaceEdits);
-			}
-			sm.worked(1);
-		}
-	}
-
-	protected Iterable<ReplaceEdit> createPersistenceUnitReplaceEditsCheckClasspath(final PersistenceUnit persistenceUnit) {
-		return new CompositeIterable<ReplaceEdit>(
-			new TransformationIterable<IJavaElement, Iterable<ReplaceEdit>>(this.getElementsOnClasspath(persistenceUnit.getJpaProject())) {
-				@Override
-				protected Iterable<ReplaceEdit> transform(IJavaElement javaElement) {
-					return createPersistenceXmlReplaceEdits(persistenceUnit, javaElement, getArguments(javaElement).getDestination());
-				}
-			}
-		);
-	}
-
-	protected Iterable<IJavaElement> getElementsOnClasspath(final JpaProject jpaProject) {
-		final IJavaProject javaProject = jpaProject.getJavaProject();
-		return new FilteringIterable<IJavaElement>(this.originalJavaElements.keySet()) {
-			@Override
-			protected boolean accept(IJavaElement javaElement) {
-				return javaProject.isOnClasspath(javaElement);
-			}
-		};
-	}
-
-	protected abstract Iterable<ReplaceEdit> createPersistenceXmlReplaceEdits(PersistenceUnit persistenceUnit, IJavaElement javaElement, Object destination);
-
-	protected void addPersistenceXmlRenameEdits(IFile persistenceXmlFile, CompositeChange compositeChange) {
-		Iterable<ReplaceEdit> replacePackageEdits = this.persistenceXmlReplaceEdits.get(persistenceXmlFile);
-
-		TextChange textChange = getTextChange(persistenceXmlFile);
-		if (textChange == null) {
-			textChange = new TextFileChange(this.getPersistenceXmlChangeName(), persistenceXmlFile);
-			//TODO probably need to figure out TextEditGroups since these can be used to show check boxes under the file in the preview dialog
-			//also used to add edits to existing changes??
-			MultiTextEdit multiTextEdit = new MultiTextEdit();
-			textChange.setEdit(multiTextEdit);
-//			textChange.addTextEditGroup(new TextEditGroup("edit persistence unit", multiTextEdit));???
-			compositeChange.add(textChange);
-		}
-		this.addEdits(textChange, replacePackageEdits);
-	}
-	
-	protected abstract String getPersistenceXmlChangeName();
-
-
-	private Iterable<ReplaceEdit> createMappingFileReplaceEditsCheckClasspath(final MappingFileRef mappingFileRef) {
-		return new CompositeIterable<ReplaceEdit>(
-			new TransformationIterable<IJavaElement, Iterable<ReplaceEdit>>(this.getElementsOnClasspath(mappingFileRef.getJpaProject())) {
-				@Override
-				protected Iterable<ReplaceEdit> transform(IJavaElement javaElement) {
-					return createMappingFileReplaceEdits(mappingFileRef, javaElement, getArguments(javaElement).getDestination());
-				}
-			}
-		);
-	}
-	
-	protected abstract Iterable<ReplaceEdit> createMappingFileReplaceEdits(MappingFileRef mappingFileRef, IJavaElement javaElement, Object destination);
-
-	
-	protected void addMappingFileRenameEdits(IFile mappingFile, CompositeChange compositeChange) {
-		Iterable<ReplaceEdit> replacedTypeEdits = this.mappingFileReplaceEdits.get(mappingFile);
-
-		TextChange textChange = getTextChange(mappingFile);
-		if (textChange == null) {
-			textChange = new TextFileChange(this.getMappingFileChangeName(), mappingFile);
-			MultiTextEdit multiTextEdit = new MultiTextEdit();
-			textChange.setEdit(multiTextEdit);
-			compositeChange.add(textChange);
-		}
-		this.addEdits(textChange, replacedTypeEdits);
-	}
-
-	protected abstract String getMappingFileChangeName();
-
-	private PersistenceUnit getPersistenceUnit(JpaProject jpaProject) {
-		PersistenceXml persistenceXml = jpaProject.getRootContextNode().getPersistenceXml();
-		Persistence persistence = persistenceXml.getPersistence();
-		if (persistence == null) {
-			return null;
-		}
-		if (persistence.persistenceUnitsSize() != 1) {
-			return null;  // the context model currently only supports 1 persistence unit
-		}
-		return persistence.persistenceUnits().next();		
-	}
-
-	private void addEdits(TextChange textChange, Iterable<? extends TextEdit> textEdits) {
-		for (TextEdit textEdit : textEdits) {
-			try {
-				textChange.addEdit(textEdit);
-			}
-			catch (MalformedTreeException ex) {
-				//log exception and don't add this persistence.xml type deletion to the conflicting change object
-				JptCorePlugin.log(ex);
-			}
-		}
-	}
-}
-\ No newline at end of file