| /******************************************************************************* |
| * 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.jpa.core.internal.jpa1.context.java; |
| |
| import java.util.Iterator; |
| import java.util.List; |
| import org.eclipse.jdt.core.dom.CompilationUnit; |
| import org.eclipse.jpt.common.utility.Filter; |
| import org.eclipse.jpt.common.utility.internal.CollectionTools; |
| import org.eclipse.jpt.jpa.core.context.BaseColumn; |
| import org.eclipse.jpt.jpa.core.context.NamedColumn; |
| import org.eclipse.jpt.jpa.core.context.ReadOnlyAttributeOverride; |
| import org.eclipse.jpt.jpa.core.context.TypeMapping; |
| import org.eclipse.jpt.jpa.core.context.java.JavaAttributeOverride; |
| import org.eclipse.jpt.jpa.core.context.java.JavaAttributeOverrideContainer; |
| import org.eclipse.jpt.jpa.core.context.java.JavaColumn; |
| import org.eclipse.jpt.jpa.core.context.java.JavaVirtualAttributeOverride; |
| import org.eclipse.jpt.jpa.core.internal.context.BaseColumnTextRangeResolver; |
| import org.eclipse.jpt.jpa.core.internal.context.JptValidator; |
| import org.eclipse.jpt.jpa.core.internal.context.NamedColumnTextRangeResolver; |
| import org.eclipse.jpt.jpa.core.internal.context.TypeMappingTools; |
| import org.eclipse.jpt.jpa.core.internal.context.java.AbstractJavaOverride; |
| import org.eclipse.jpt.jpa.core.internal.validation.DefaultJpaValidationMessages; |
| import org.eclipse.jpt.jpa.core.internal.validation.JpaValidationMessages; |
| import org.eclipse.jpt.jpa.core.resource.java.AttributeOverrideAnnotation; |
| import org.eclipse.jpt.jpa.core.resource.java.CompleteColumnAnnotation; |
| import org.eclipse.jpt.jpa.db.Table; |
| import org.eclipse.wst.validation.internal.provisional.core.IMessage; |
| import org.eclipse.wst.validation.internal.provisional.core.IReporter; |
| |
| /** |
| * Specified Java attribute override |
| */ |
| public class GenericJavaAttributeOverride |
| extends AbstractJavaOverride<JavaAttributeOverrideContainer, AttributeOverrideAnnotation> |
| implements JavaAttributeOverride, JavaColumn.Owner |
| { |
| protected final JavaColumn column; |
| |
| |
| public GenericJavaAttributeOverride(JavaAttributeOverrideContainer parent, AttributeOverrideAnnotation annotation) { |
| super(parent, annotation); |
| this.column = this.buildColumn(); |
| } |
| |
| |
| // ********** synchronize/update ********** |
| |
| @Override |
| public void synchronizeWithResourceModel() { |
| super.synchronizeWithResourceModel(); |
| this.column.synchronizeWithResourceModel(); |
| } |
| |
| @Override |
| public void update() { |
| super.update(); |
| this.column.update(); |
| } |
| |
| |
| // ********** specified/virtual ********** |
| |
| @Override |
| public JavaVirtualAttributeOverride convertToVirtual() { |
| return (JavaVirtualAttributeOverride) super.convertToVirtual(); |
| } |
| |
| |
| // ********** column ********** |
| |
| public JavaColumn getColumn() { |
| return this.column; |
| } |
| |
| protected JavaColumn buildColumn() { |
| return this.getJpaFactory().buildJavaColumn(this, this); |
| } |
| |
| |
| // ********** misc ********** |
| |
| public void initializeFrom(ReadOnlyAttributeOverride oldOverride) { |
| super.initializeFrom(oldOverride); |
| this.column.initializeFrom(oldOverride.getColumn()); |
| } |
| |
| public void initializeFromVirtual(ReadOnlyAttributeOverride oldOverride) { |
| super.initializeFromVirtual(oldOverride); |
| this.column.initializeFromVirtual(oldOverride.getColumn()); |
| } |
| |
| |
| // ********** column owner implementation ********** |
| |
| public TypeMapping getTypeMapping() { |
| return this.getContainer().getTypeMapping(); |
| } |
| |
| public String getDefaultTableName() { |
| return this.getContainer().getDefaultTableName(); |
| } |
| |
| public Table resolveDbTable(String tableName) { |
| return this.getContainer().resolveDbTable(tableName); |
| } |
| |
| public String getDefaultColumnName() { |
| return this.name; |
| } |
| |
| public JptValidator buildColumnValidator(NamedColumn column, NamedColumnTextRangeResolver textRangeResolver) { |
| return this.getContainer().buildColumnValidator(this, (BaseColumn) column, this, (BaseColumnTextRangeResolver) textRangeResolver); |
| } |
| |
| public boolean tableNameIsInvalid(String tableName) { |
| return this.getContainer().tableNameIsInvalid(tableName); |
| } |
| |
| public Iterator<String> candidateTableNames() { |
| return this.getContainer().candidateTableNames(); |
| } |
| |
| public CompleteColumnAnnotation getColumnAnnotation() { |
| return this.getOverrideAnnotation().getNonNullColumn(); |
| } |
| |
| public void removeColumnAnnotation() { |
| this.getOverrideAnnotation().removeColumn(); |
| } |
| |
| |
| // ********** mapped by relationship ********** |
| |
| protected boolean isMappedByRelationship() { |
| return CollectionTools.contains(this.getMappedByRelationshipAttributeNames(), this.buildQualifier()); |
| } |
| |
| protected Iterable<String> getMappedByRelationshipAttributeNames() { |
| return TypeMappingTools.getMappedByRelationshipAttributeNames(this.getTypeMapping()); |
| } |
| |
| /** |
| * overridable names are (usually?) qualified with a container mapping, |
| * which may also be the one mapped by a relationship |
| */ |
| protected String buildQualifier() { |
| if (this.name == null) { |
| return null; |
| } |
| int index = this.name.indexOf('.'); |
| return (index == -1) ? this.name : this.name.substring(0, index); |
| } |
| |
| |
| // ********** Java completion proposals ********** |
| |
| @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.column.javaCompletionProposals(pos, filter, astRoot); |
| if (result != null) { |
| return result; |
| } |
| return null; |
| } |
| |
| @Override |
| protected Iterator<String> candidateNames() { |
| return this.getContainer().allOverridableNames(); |
| } |
| |
| |
| // ********** validation ********** |
| |
| @Override |
| public void validate(List<IMessage> messages, IReporter reporter, CompilationUnit astRoot) { |
| super.validate(messages, reporter, astRoot); |
| |
| // [JPA 2.0] if the column is specified, or if the override is not mapped by a relationship, |
| // then the column is validated. |
| // (In JPA 1.0, the column will always be validated, since the override is never mapped by a |
| // relationship) |
| if (this.columnAnnotationIsSpecified() || ! this.isMappedByRelationship()) { |
| this.column.validate(messages, reporter, astRoot); |
| } |
| |
| // [JPA 2.0] if the override is mapped by a relationship, then that actually is in itself |
| // a validation error |
| // (We prevent implied overrides that are mapped by a relationship ... hopefully) |
| // (In JPA 1.0, this will never occur) |
| if (this.isMappedByRelationship()) { |
| messages.add( |
| DefaultJpaValidationMessages.buildMessage( |
| IMessage.HIGH_SEVERITY, |
| JpaValidationMessages.ATTRIBUTE_OVERRIDE_MAPPED_BY_RELATIONSHIP_AND_SPECIFIED, |
| EMPTY_STRING_ARRAY, |
| this, |
| this.getValidationTextRange(astRoot) |
| ) |
| ); |
| } |
| } |
| |
| protected boolean columnAnnotationIsSpecified() { |
| return this.getOverrideAnnotation().getColumn() != null; |
| } |
| } |