| /******************************************************************************* |
| * Copyright (c) 2007, 2012 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.resource.java.source; |
| |
| import java.util.Arrays; |
| import java.util.Vector; |
| import org.eclipse.jdt.core.dom.CompilationUnit; |
| import org.eclipse.jpt.common.core.internal.resource.java.source.SourceAnnotation; |
| import org.eclipse.jpt.common.core.internal.utility.jdt.AnnotatedElementAnnotationElementAdapter; |
| import org.eclipse.jpt.common.core.internal.utility.jdt.AnnotationStringArrayExpressionConverter; |
| import org.eclipse.jpt.common.core.internal.utility.jdt.ConversionDeclarationAnnotationElementAdapter; |
| import org.eclipse.jpt.common.core.internal.utility.jdt.ElementIndexedAnnotationAdapter; |
| import org.eclipse.jpt.common.core.resource.java.JavaResourceNode; |
| import org.eclipse.jpt.common.core.utility.TextRange; |
| import org.eclipse.jpt.common.core.utility.jdt.AnnotatedElement; |
| import org.eclipse.jpt.common.core.utility.jdt.AnnotationElementAdapter; |
| import org.eclipse.jpt.common.core.utility.jdt.DeclarationAnnotationAdapter; |
| import org.eclipse.jpt.common.core.utility.jdt.DeclarationAnnotationElementAdapter; |
| import org.eclipse.jpt.common.core.utility.jdt.ExpressionConverter; |
| import org.eclipse.jpt.common.core.utility.jdt.IndexedDeclarationAnnotationAdapter; |
| import org.eclipse.jpt.common.utility.internal.CollectionTools; |
| import org.eclipse.jpt.common.utility.internal.iterables.ListIterable; |
| import org.eclipse.jpt.common.utility.internal.iterables.LiveCloneListIterable; |
| import org.eclipse.jpt.jpa.core.resource.java.JPA; |
| import org.eclipse.jpt.jpa.core.resource.java.UniqueConstraintAnnotation; |
| |
| /** |
| * <code>javax.persistence.UniqueConstraint</code> |
| */ |
| public final class SourceUniqueConstraintAnnotation |
| extends SourceAnnotation |
| implements UniqueConstraintAnnotation |
| { |
| private DeclarationAnnotationElementAdapter<String[]> columnNamesDeclarationAdapter; |
| private AnnotationElementAdapter<String[]> columnNamesAdapter; |
| private final Vector<String> columnNames = new Vector<String>(); |
| private TextRange columnNamesTextRange; |
| |
| |
| public SourceUniqueConstraintAnnotation(JavaResourceNode parent, AnnotatedElement element, IndexedDeclarationAnnotationAdapter idaa) { |
| super(parent, element, idaa, new ElementIndexedAnnotationAdapter(element, idaa)); |
| this.columnNamesDeclarationAdapter = buildColumnNamesDeclarationAdapter(); |
| this.columnNamesAdapter = buildColumnNamesAdapter(); |
| } |
| |
| public String getAnnotationName() { |
| return ANNOTATION_NAME; |
| } |
| |
| public void initialize(CompilationUnit astRoot) { |
| this.initializeColumnNames(astRoot); |
| this.columnNamesTextRange = this.buildColumnNamesTextRange(astRoot); |
| } |
| |
| public void synchronizeWith(CompilationUnit astRoot) { |
| this.syncColumnNames(astRoot); |
| this.columnNamesTextRange = this.buildColumnNamesTextRange(astRoot); |
| } |
| |
| |
| // ********** UniqueConstraintAnnotation implementation ********** |
| |
| // ***** column names |
| public ListIterable<String> getColumnNames() { |
| return new LiveCloneListIterable<String>(this.columnNames); |
| } |
| |
| public int getColumnNamesSize() { |
| return this.columnNames.size(); |
| } |
| |
| public String columnNameAt(int index) { |
| return this.columnNames.elementAt(index); |
| } |
| |
| public void addColumnName(String columnName) { |
| this.addColumnName(this.columnNames.size(), columnName); |
| } |
| |
| public void addColumnName(int index, String columnName) { |
| this.columnNames.add(index, columnName); |
| this.writeColumnNames(); |
| } |
| |
| public void moveColumnName(int targetIndex, int sourceIndex) { |
| CollectionTools.move(this.columnNames, targetIndex, sourceIndex); |
| this.writeColumnNames(); |
| } |
| |
| public void removeColumnName(String columnName) { |
| this.columnNames.remove(columnName); |
| this.writeColumnNames(); |
| } |
| |
| public void removeColumnName(int index) { |
| this.columnNames.remove(index); |
| this.writeColumnNames(); |
| } |
| |
| private void writeColumnNames() { |
| this.columnNamesAdapter.setValue(this.columnNames.toArray(new String[this.columnNames.size()])); |
| } |
| |
| private void initializeColumnNames(CompilationUnit astRoot) { |
| String[] astColumnNames = this.columnNamesAdapter.getValue(astRoot); |
| for (int i = 0; i < astColumnNames.length; i++) { |
| this.columnNames.add(astColumnNames[i]); |
| } |
| } |
| |
| private void syncColumnNames(CompilationUnit astRoot) { |
| String[] javaColumnNames = this.columnNamesAdapter.getValue(astRoot); |
| this.synchronizeList(Arrays.asList(javaColumnNames), this.columnNames, COLUMN_NAMES_LIST); |
| } |
| |
| private TextRange buildColumnNamesTextRange(CompilationUnit astRoot) { |
| return this.getElementTextRange(this.columnNamesDeclarationAdapter, astRoot); |
| } |
| |
| public boolean columnNamesTouches(int pos) { |
| return this.textRangeTouches(this.columnNamesTextRange, pos); |
| } |
| |
| private DeclarationAnnotationElementAdapter<String[]> buildColumnNamesDeclarationAdapter() { |
| return buildArrayAnnotationElementAdapter(this.daa, JPA.UNIQUE_CONSTRAINT__COLUMN_NAMES); |
| } |
| |
| private AnnotationElementAdapter<String[]> buildColumnNamesAdapter() { |
| return this.buildAnnotationElementAdapter(this.columnNamesDeclarationAdapter); |
| } |
| |
| private AnnotationElementAdapter<String[]> buildAnnotationElementAdapter(DeclarationAnnotationElementAdapter<String[]> daea) { |
| return new AnnotatedElementAnnotationElementAdapter<String[]>(this.annotatedElement, daea); |
| } |
| |
| private static DeclarationAnnotationElementAdapter<String[]> buildArrayAnnotationElementAdapter(DeclarationAnnotationAdapter annotationAdapter, String elementName) { |
| return buildArrayAnnotationElementAdapter(annotationAdapter, elementName, AnnotationStringArrayExpressionConverter.forStrings()); |
| } |
| |
| private static DeclarationAnnotationElementAdapter<String[]> buildArrayAnnotationElementAdapter(DeclarationAnnotationAdapter annotationAdapter, String elementName, ExpressionConverter<String[]> converter) { |
| return new ConversionDeclarationAnnotationElementAdapter<String[]>(annotationAdapter, elementName, converter); |
| } |
| |
| |
| // ********** misc ********** |
| |
| @Override |
| public boolean isUnset() { |
| return super.isUnset() && |
| this.columnNames.isEmpty(); |
| } |
| |
| @Override |
| public void toString(StringBuilder sb) { |
| sb.append(this.columnNames); |
| } |
| } |