/*******************************************************************************
* Copyright (c) 2009 Red Hat, Inc.
* Distributed under license by Red Hat, Inc. All rights reserved.
* This program is 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
*
* Contributor:
* Red Hat, Inc. - initial API and implementation
******************************************************************************/
package org.jboss.tools.hibernate.jpt.core.internal.resource.java;
import org.eclipse.jdt.core.IAnnotation;
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.ConversionDeclarationAnnotationElementAdapter;
import org.eclipse.jpt.common.core.internal.utility.jdt.ShortCircuitAnnotationElementAdapter;
import org.eclipse.jpt.common.core.internal.utility.jdt.ShortCircuitArrayAnnotationElementAdapter;
import org.eclipse.jpt.common.core.internal.utility.jdt.SimpleDeclarationAnnotationAdapter;
import org.eclipse.jpt.common.core.internal.utility.jdt.StringArrayExpressionConverter;
import org.eclipse.jpt.common.core.internal.utility.jdt.StringExpressionConverter;
import org.eclipse.jpt.common.core.resource.java.Annotation;
import org.eclipse.jpt.common.core.resource.java.AnnotationDefinition;
import org.eclipse.jpt.common.core.resource.java.JavaResourceAnnotatedElement;
import org.eclipse.jpt.common.core.resource.java.JavaResourceModel;
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.Member;
import org.eclipse.jpt.common.utility.internal.ObjectTools;
/**
* @author Dmitry Geraskov
*
*/
public class IndexAnnotationImpl extends SourceAnnotation
implements IndexAnnotation{
public static final DeclarationAnnotationAdapter DECLARATION_ANNOTATION_ADAPTER = new SimpleDeclarationAnnotationAdapter(ANNOTATION_NAME);
private static final DeclarationAnnotationElementAdapter<String> NAME_ADAPTER = buildNameAdapter(DECLARATION_ANNOTATION_ADAPTER);
private final AnnotationElementAdapter<String> nameAdapter;
private String name;
private static DeclarationAnnotationElementAdapter<String[]> COLUMN_NAMES_ADAPTER = buildColumnNamesAdapter(DECLARATION_ANNOTATION_ADAPTER);
private AnnotationElementAdapter<String[]> columnNamesAdapter;
private String[] columnNames;
private CompilationUnit astRoot;
protected IndexAnnotationImpl(JavaResourceModel parent, Member member) {
super(parent, member, DECLARATION_ANNOTATION_ADAPTER);
this.nameAdapter = this.buildNameAdapter(NAME_ADAPTER);
this.columnNamesAdapter = this.buildColumnNamesAdapter(COLUMN_NAMES_ADAPTER);
}
public String getAnnotationName() {
return ANNOTATION_NAME;
}
public void initialize(CompilationUnit astRoot) {
this.astRoot = astRoot;
this.name = this.buildName(astRoot);
this.columnNames = this.buildColumnNames(astRoot);
}
public void synchronizeWith(CompilationUnit astRoot) {
this.astRoot = astRoot;
this.syncName(this.buildName(astRoot));
this.syncColumnNames(this.buildColumnNames(astRoot));
}
public String[] getColumnNames() {
return this.columnNames;
}
public String getName() {
return this.name;
}
public void setName(String newName) {
if (ObjectTools.notEquals(this.name, newName)) {
this.name = newName;
this.nameAdapter.setValue(newName);
}
}
private void syncName(String astName) {
String old = this.name;
this.name = astName;
this.firePropertyChanged(NAME_PROPERTY, old, astName);
}
public void setColumnNames(String[] newColumnNames) {
if (ObjectTools.notEquals(this.columnNames, newColumnNames)) {
this.columnNames = newColumnNames;
this.columnNamesAdapter.setValue(newColumnNames);
}
}
private void syncColumnNames(String[] columnNames) {
String[] old = this.columnNames;
this.columnNames = columnNames;
this.firePropertyChanged(COLUMN_NAMES_PROPERTY, old, columnNames);
}
private String buildName(CompilationUnit astRoot) {
return this.nameAdapter.getValue(astRoot);
}
private String[] buildColumnNames(CompilationUnit astRoot) {
return this.columnNamesAdapter.getValue(astRoot);
}
private static DeclarationAnnotationElementAdapter<String> buildNameAdapter(DeclarationAnnotationAdapter adapter) {
return ConversionDeclarationAnnotationElementAdapter.forStrings(adapter, NAME_PROPERTY);
}
AnnotationElementAdapter<String> buildNameAdapter(DeclarationAnnotationElementAdapter<String> daea) {
return new ShortCircuitAnnotationElementAdapter<String>(this.annotatedElement, daea);
}
private static DeclarationAnnotationElementAdapter<String[]> buildColumnNamesAdapter(DeclarationAnnotationAdapter adapter) {
return new ConversionDeclarationAnnotationElementAdapter<String[]>(adapter, COLUMN_NAMES_PROPERTY,
new StringArrayExpressionConverter(StringExpressionConverter.instance()));
}
AnnotationElementAdapter<String[]> buildColumnNamesAdapter(DeclarationAnnotationElementAdapter<String[]> daea) {
return new ShortCircuitArrayAnnotationElementAdapter<String>(this.annotatedElement, daea);
}
public TextRange getNameTextRange() {
return this.getElementTextRange(NAME_ADAPTER, getAstAnnotation(astRoot));
}
public TextRange getColumnNamesTextRange() {
return this.getElementTextRange(COLUMN_NAMES_ADAPTER, getAstAnnotation(astRoot));
}
public static class IndexAnnotationDefinition implements AnnotationDefinition
{
// singleton
private static final IndexAnnotationDefinition INSTANCE = new IndexAnnotationDefinition();
/**
* Return the singleton.
*/
public static AnnotationDefinition instance() {
return INSTANCE;
}
/**
* Ensure non-instantiability.
*/
private IndexAnnotationDefinition() {
super();
}
public Annotation buildAnnotation(JavaResourceAnnotatedElement parent, AnnotatedElement annotatedElement) {
return new IndexAnnotationImpl(parent, (Member) annotatedElement);
}
public String getAnnotationName() {
return IndexAnnotation.ANNOTATION_NAME;
}
public Annotation buildAnnotation(JavaResourceAnnotatedElement arg0,
IAnnotation arg1) {
throw new UnsupportedOperationException();
}
public Annotation buildNullAnnotation(JavaResourceAnnotatedElement parent) {
throw new UnsupportedOperationException();
}
}
}