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/*******************************************************************************
* Copyright (c) 2007, 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.context.java;
import java.util.Iterator;
import java.util.List;
import java.util.Vector;
import org.eclipse.jdt.core.dom.CompilationUnit;
import org.eclipse.jpt.core.MappingKeys;
import org.eclipse.jpt.core.context.BaseColumn;
import org.eclipse.jpt.core.context.Converter;
import org.eclipse.jpt.core.context.NamedColumn;
import org.eclipse.jpt.core.context.java.JavaColumn;
import org.eclipse.jpt.core.context.java.JavaConverter;
import org.eclipse.jpt.core.context.java.JavaPersistentAttribute;
import org.eclipse.jpt.core.context.java.JavaVersionMapping;
import org.eclipse.jpt.core.internal.validation.DefaultJpaValidationMessages;
import org.eclipse.jpt.core.internal.validation.JpaValidationDescriptionMessages;
import org.eclipse.jpt.core.internal.validation.JpaValidationMessages;
import org.eclipse.jpt.core.resource.java.ColumnAnnotation;
import org.eclipse.jpt.core.resource.java.JPA;
import org.eclipse.jpt.core.resource.java.TemporalAnnotation;
import org.eclipse.jpt.core.resource.java.VersionAnnotation;
import org.eclipse.jpt.core.utility.TextRange;
import org.eclipse.jpt.utility.Filter;
import org.eclipse.wst.validation.internal.provisional.core.IMessage;
import org.eclipse.wst.validation.internal.provisional.core.IReporter;
public abstract class AbstractJavaVersionMapping
extends AbstractJavaAttributeMapping<VersionAnnotation>
implements JavaVersionMapping
{
protected final JavaColumn column;
protected JavaConverter converter;
protected final JavaConverter nullConverter;
protected AbstractJavaVersionMapping(JavaPersistentAttribute parent) {
super(parent);
this.column = getJpaFactory().buildJavaColumn(this, this);
this.nullConverter = getJpaFactory().buildJavaNullConverter(this);
this.converter = this.nullConverter;
}
@Override
protected void initialize( ) {
super.initialize();
this.column.initialize(this.getResourceColumn());
this.converter = this.buildConverter(this.getResourceConverterType());
}
public ColumnAnnotation getResourceColumn() {
return (ColumnAnnotation) getResourcePersistentAttribute().
getNonNullAnnotation(ColumnAnnotation.ANNOTATION_NAME);
}
//************** JavaAttributeMapping implementation ***************
public String getKey() {
return MappingKeys.VERSION_ATTRIBUTE_MAPPING_KEY;
}
public String getAnnotationName() {
return VersionAnnotation.ANNOTATION_NAME;
}
@Override
protected void addSupportingAnnotationNamesTo(Vector<String> names) {
super.addSupportingAnnotationNamesTo(names);
names.add(JPA.COLUMN);
names.add(JPA.TEMPORAL);
}
//************** NamedColumn.Owner implementation ***************
public String getDefaultColumnName() {
return getName();
}
//************** BaseColumn.Owner implementation ***************
public String getDefaultTableName() {
return getTypeMapping().getPrimaryTableName();
}
public boolean tableNameIsInvalid(String tableName) {
return getTypeMapping().tableNameIsInvalid(tableName);
}
public Iterator<String> candidateTableNames() {
return getTypeMapping().associatedTableNamesIncludingInherited();
}
//************** VersionMapping implementation ***************
public JavaColumn getColumn() {
return this.column;
}
public JavaConverter getConverter() {
return this.converter;
}
protected String getConverterType() {
return this.converter.getType();
}
public void setConverter(String converterType) {
if (this.valuesAreEqual(getConverterType(), converterType)) {
return;
}
JavaConverter oldConverter = this.converter;
JavaConverter newConverter = buildConverter(converterType);
this.converter = this.nullConverter;
if (oldConverter != null) {
oldConverter.removeFromResourceModel();
}
this.converter = newConverter;
if (newConverter != null) {
newConverter.addToResourceModel();
}
firePropertyChanged(CONVERTER_PROPERTY, oldConverter, newConverter);
}
protected void setConverter(JavaConverter newConverter) {
JavaConverter oldConverter = this.converter;
this.converter = newConverter;
firePropertyChanged(CONVERTER_PROPERTY, oldConverter, newConverter);
}
@Override
protected void update() {
super.update();
this.column.update(this.getResourceColumn());
if (this.valuesAreEqual(getResourceConverterType(), getConverterType())) {
getConverter().update(this.getResourcePersistentAttribute());
}
else {
JavaConverter javaConverter = buildConverter(getResourceConverterType());
setConverter(javaConverter);
}
}
protected JavaConverter buildConverter(String converterType) {
if (this.valuesAreEqual(converterType, Converter.NO_CONVERTER)) {
return this.nullConverter;
}
if (this.valuesAreEqual(converterType, Converter.TEMPORAL_CONVERTER)) {
return getJpaFactory().buildJavaTemporalConverter(this, this.getResourcePersistentAttribute());
}
return null;
}
protected String getResourceConverterType() {
if (this.getResourcePersistentAttribute().getAnnotation(TemporalAnnotation.ANNOTATION_NAME) != null) {
return Converter.TEMPORAL_CONVERTER;
}
return Converter.NO_CONVERTER;
}
@Override
public Iterator<String> javaCompletionProposals(int pos, Filter<String> filter, CompilationUnit astRoot) {
Iterator<String> result = super.javaCompletionProposals(pos, filter, astRoot);
if (result != null) {
return result;
}
result = this.getColumn().javaCompletionProposals(pos, filter, astRoot);
if (result != null) {
return result;
}
result = getConverter().javaCompletionProposals(pos, filter, astRoot);
if (result != null) {
return result;
}
return null;
}
//*********** Validation ******************************
@Override
public void validate(List<IMessage> messages, IReporter reporter, CompilationUnit astRoot) {
super.validate(messages, reporter, astRoot);
this.getColumn().validate(messages, reporter, astRoot);
this.getConverter().validate(messages, reporter, astRoot);
}
public IMessage buildTableNotValidMessage(BaseColumn column, TextRange textRange) {
return DefaultJpaValidationMessages.buildMessage(
IMessage.HIGH_SEVERITY,
JpaValidationMessages.COLUMN_TABLE_NOT_VALID,
new String[] {
column.getTable(),
column.getName(),
JpaValidationDescriptionMessages.NOT_VALID_FOR_THIS_ENTITY},
column,
textRange
);
}
public IMessage buildUnresolvedNameMessage(NamedColumn column, TextRange textRange) {
return DefaultJpaValidationMessages.buildMessage(
IMessage.HIGH_SEVERITY,
JpaValidationMessages.COLUMN_UNRESOLVED_NAME,
new String[] {column.getName(), column.getDbTable().getName()},
column,
textRange
);
}
}
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