| /******************************************************************************* |
| * Copyright (c) 2008, 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.jpa.core.internal.jpa1.context.java; |
| |
| import java.util.Iterator; |
| import org.eclipse.jdt.core.dom.CompilationUnit; |
| import org.eclipse.jpt.common.core.utility.TextRange; |
| import org.eclipse.jpt.common.utility.Filter; |
| import org.eclipse.jpt.common.utility.internal.CollectionTools; |
| import org.eclipse.jpt.common.utility.internal.StringTools; |
| import org.eclipse.jpt.common.utility.internal.iterators.FilteringIterator; |
| import org.eclipse.jpt.jpa.core.context.ReadOnlyUniqueConstraint; |
| import org.eclipse.jpt.jpa.core.context.java.JavaJpaContextNode; |
| import org.eclipse.jpt.jpa.core.context.java.JavaUniqueConstraint; |
| import org.eclipse.jpt.jpa.core.internal.context.java.AbstractJavaReadOnlyUniqueConstraint; |
| import org.eclipse.jpt.jpa.core.resource.java.UniqueConstraintAnnotation; |
| |
| public class GenericJavaUniqueConstraint |
| extends AbstractJavaReadOnlyUniqueConstraint |
| implements JavaUniqueConstraint |
| { |
| protected Owner owner; |
| protected final UniqueConstraintAnnotation uniqueConstraintAnnotation; |
| |
| |
| public GenericJavaUniqueConstraint(JavaJpaContextNode parent, Owner owner, UniqueConstraintAnnotation uniqueConstraintAnnotation) { |
| super(parent); |
| this.owner = owner; |
| this.uniqueConstraintAnnotation = uniqueConstraintAnnotation; |
| this.initializeColumnNames(); |
| } |
| |
| |
| // ********** synchronize/update ********** |
| |
| @Override |
| public void synchronizeWithResourceModel() { |
| super.synchronizeWithResourceModel(); |
| this.syncColumnNames(); |
| } |
| |
| |
| // ********** column names ********** |
| |
| public void addColumnName(String columnName) { |
| this.addColumnName(this.columnNames.size(), columnName); |
| } |
| |
| public void addColumnName(int index, String columnName) { |
| this.uniqueConstraintAnnotation.addColumnName(index, columnName); |
| this.addItemToList(index, columnName, this.columnNames, COLUMN_NAMES_LIST); |
| } |
| |
| public void removeColumnName(String columnName) { |
| this.removeColumnName(this.columnNames.indexOf(columnName)); |
| } |
| |
| public void removeColumnName(int index) { |
| this.uniqueConstraintAnnotation.removeColumnName(index); |
| this.removeItemFromList(index, this.columnNames, COLUMN_NAMES_LIST); |
| } |
| |
| public void moveColumnName(int targetIndex, int sourceIndex) { |
| this.uniqueConstraintAnnotation.moveColumnName(targetIndex, sourceIndex); |
| this.moveItemInList(targetIndex, sourceIndex, this.columnNames, COLUMN_NAMES_LIST); |
| } |
| |
| protected void initializeColumnNames() { |
| for (Iterator<String> stream = this.uniqueConstraintAnnotation.columnNames(); stream.hasNext(); ) { |
| this.columnNames.add(stream.next()); |
| } |
| } |
| |
| @Override |
| protected Iterable<String> getResourceColumnNames() { |
| return CollectionTools.iterable(this.uniqueConstraintAnnotation.columnNames()); |
| } |
| |
| // ********** Java completion proposals ********** |
| |
| @Override |
| public Iterator<String> connectedJavaCompletionProposals(int pos, Filter<String> filter, CompilationUnit astRoot) { |
| Iterator<String> result = super.connectedJavaCompletionProposals(pos, filter, astRoot); |
| if (result != null) { |
| return result; |
| } |
| if (this.columnNamesTouches(pos, astRoot)) { |
| return this.javaCandidateColumnNames(filter); |
| } |
| return null; |
| } |
| |
| protected boolean columnNamesTouches(int pos, CompilationUnit astRoot) { |
| return this.uniqueConstraintAnnotation.columnNamesTouches(pos, astRoot); |
| } |
| |
| protected Iterator<String> javaCandidateColumnNames(Filter<String> filter) { |
| return StringTools.convertToJavaStringLiterals(this.candidateColumnNames(filter)); |
| } |
| |
| protected Iterator<String> candidateColumnNames(Filter<String> filter) { |
| return new FilteringIterator<String>(this.candidateColumnNames(), filter); |
| } |
| |
| protected Iterator<String> candidateColumnNames() { |
| return this.owner.candidateUniqueConstraintColumnNames(); |
| } |
| |
| |
| // ********** validation ********** |
| |
| public TextRange getValidationTextRange(CompilationUnit astRoot) { |
| return this.uniqueConstraintAnnotation.getTextRange(astRoot); |
| } |
| |
| |
| // ********** misc ********** |
| |
| public UniqueConstraintAnnotation getUniqueConstraintAnnotation() { |
| return this.uniqueConstraintAnnotation; |
| } |
| |
| public void initializeFrom(ReadOnlyUniqueConstraint oldUniqueConstraint) { |
| for (String columnName : oldUniqueConstraint.getColumnNames()) { |
| this.addColumnName(columnName); |
| } |
| } |
| } |