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/*******************************************************************************
* Copyright (c) 2007, 2009 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.resource.java.source;
import java.util.Arrays;
import java.util.ListIterator;
import java.util.Vector;
import org.eclipse.jdt.core.dom.CompilationUnit;
import org.eclipse.jpt.core.internal.utility.jdt.AnnotationStringArrayExpressionConverter;
import org.eclipse.jpt.core.internal.utility.jdt.ConversionDeclarationAnnotationElementAdapter;
import org.eclipse.jpt.core.internal.utility.jdt.MemberIndexedAnnotationAdapter;
import org.eclipse.jpt.core.internal.utility.jdt.ShortCircuitArrayAnnotationElementAdapter;
import org.eclipse.jpt.core.internal.utility.jdt.SimpleDeclarationAnnotationAdapter;
import org.eclipse.jpt.core.resource.java.JPA;
import org.eclipse.jpt.core.resource.java.JavaResourceNode;
import org.eclipse.jpt.core.resource.java.NestableAnnotation;
import org.eclipse.jpt.core.resource.java.NestableUniqueConstraintAnnotation;
import org.eclipse.jpt.core.resource.java.UniqueConstraintAnnotation;
import org.eclipse.jpt.core.utility.jdt.AnnotationElementAdapter;
import org.eclipse.jpt.core.utility.jdt.DeclarationAnnotationAdapter;
import org.eclipse.jpt.core.utility.jdt.DeclarationAnnotationElementAdapter;
import org.eclipse.jpt.core.utility.jdt.ExpressionConverter;
import org.eclipse.jpt.core.utility.jdt.IndexedAnnotationAdapter;
import org.eclipse.jpt.core.utility.jdt.IndexedDeclarationAnnotationAdapter;
import org.eclipse.jpt.core.utility.jdt.Member;
import org.eclipse.jpt.utility.internal.CollectionTools;
import org.eclipse.jpt.utility.internal.iterators.CloneListIterator;
/**
* javax.persistence.UniqueConstraint
*/
public final class SourceUniqueConstraintAnnotation
extends SourceAnnotation<Member>
implements NestableUniqueConstraintAnnotation
{
public static final DeclarationAnnotationAdapter DECLARATION_ANNOTATION_ADAPTER = new SimpleDeclarationAnnotationAdapter(JPA.UNIQUE_CONSTRAINT);
private final DeclarationAnnotationElementAdapter<String[]> columnNamesDeclarationAdapter;
private final AnnotationElementAdapter<String[]> columnNamesAdapter;
private final Vector<String> columnNames = new Vector<String>();
public SourceUniqueConstraintAnnotation(JavaResourceNode parent, Member member, IndexedDeclarationAnnotationAdapter idaa) {
super(parent, member, idaa, new MemberIndexedAnnotationAdapter(member, idaa));
this.columnNamesDeclarationAdapter = buildArrayAnnotationElementAdapter(idaa, JPA.UNIQUE_CONSTRAINT__COLUMN_NAMES);
this.columnNamesAdapter = this.buildAnnotationElementAdapter(this.columnNamesDeclarationAdapter);
}
public String getAnnotationName() {
return ANNOTATION_NAME;
}
private AnnotationElementAdapter<String[]> buildAnnotationElementAdapter(DeclarationAnnotationElementAdapter<String[]> daea) {
return new ShortCircuitArrayAnnotationElementAdapter<String>(this.member, 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, false, converter);
}
public void initialize(CompilationUnit astRoot) {
String[] javaColumnNames = this.columnNamesAdapter.getValue(astRoot);
for (int i = 0; i < javaColumnNames.length; i++) {
this.columnNames.add(javaColumnNames[i]);
}
}
public void update(CompilationUnit astRoot) {
this.updateColumnNames(astRoot);
}
private void updateColumnNames(CompilationUnit astRoot) {
String[] javaColumnNames = this.columnNamesAdapter.getValue(astRoot);
this.synchronizeList(Arrays.asList(javaColumnNames), this.columnNames, COLUMN_NAMES_LIST);
}
public IndexedAnnotationAdapter getIndexedAnnotationAdapter() {
return (IndexedAnnotationAdapter) this.annotationAdapter;
}
@Override
public void toString(StringBuilder sb) {
sb.append(this.columnNames);
}
// ********** UniqueConstraintAnnotation implementation **********
// ***** column names
public ListIterator<String> columnNames() {
return new CloneListIterator<String>(this.columnNames);
}
public int columnNamesSize() {
return this.columnNames.size();
}
public void addColumnName(String columnName) {
this.addColumnName(this.columnNames.size(), columnName);
}
public void addColumnName(int index, String columnName) {
this.addColumnName_(index, columnName);
this.columnNamesAdapter.setValue(this.columnNames.toArray(new String[this.columnNames.size()]));
}
private void addColumnName_(int index, String columnName) {
this.addItemToList(index, columnName, this.columnNames, COLUMN_NAMES_LIST);
}
public void moveColumnName(int targetIndex, int sourceIndex) {
this.moveItemInList(targetIndex, sourceIndex, this.columnNames, COLUMN_NAMES_LIST);
this.columnNamesAdapter.setValue(this.columnNames.toArray(new String[this.columnNames.size()]));
}
public boolean columnNamesTouches(int pos, CompilationUnit astRoot) {
return this.elementTouches(this.columnNamesDeclarationAdapter, pos, astRoot);
}
public void removeColumnName(String columnName) {
this.removeItemFromList(columnName, this.columnNames, COLUMN_NAMES_LIST);
this.columnNamesAdapter.setValue(this.columnNames.toArray(new String[this.columnNames.size()]));
}
public void removeColumnName(int index) {
this.removeItemFromList(index, this.columnNames, COLUMN_NAMES_LIST);
this.columnNamesAdapter.setValue(this.columnNames.toArray(new String[this.columnNames.size()]));
}
// ********** NestableAnnotation implementation **********
public void initializeFrom(NestableAnnotation oldAnnotation) {
UniqueConstraintAnnotation oldConstraint = (UniqueConstraintAnnotation) oldAnnotation;
for (String columnName : CollectionTools.iterable(oldConstraint.columnNames())) {
this.addColumnName(columnName);
}
}
public void moveAnnotation(int newIndex) {
this.getIndexedAnnotationAdapter().moveAnnotation(newIndex);
}
}
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