| /******************************************************************************* |
| * Copyright (c) 2008, 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.context.java; |
| |
| import java.util.ArrayList; |
| import java.util.Iterator; |
| import java.util.List; |
| import java.util.ListIterator; |
| import org.eclipse.jdt.core.dom.CompilationUnit; |
| import org.eclipse.jpt.core.context.AssociationOverride; |
| import org.eclipse.jpt.core.context.BaseJoinColumn; |
| import org.eclipse.jpt.core.context.Entity; |
| import org.eclipse.jpt.core.context.RelationshipMapping; |
| import org.eclipse.jpt.core.context.TypeMapping; |
| import org.eclipse.jpt.core.context.java.JavaAssociationOverride; |
| import org.eclipse.jpt.core.context.java.JavaJoinColumn; |
| import org.eclipse.jpt.core.context.java.JavaJpaContextNode; |
| import org.eclipse.jpt.core.internal.validation.DefaultJpaValidationMessages; |
| import org.eclipse.jpt.core.internal.validation.JpaValidationMessages; |
| import org.eclipse.jpt.core.resource.java.AssociationOverrideAnnotation; |
| import org.eclipse.jpt.core.resource.java.JoinColumnAnnotation; |
| import org.eclipse.jpt.core.utility.TextRange; |
| import org.eclipse.jpt.db.Table; |
| import org.eclipse.jpt.utility.Filter; |
| import org.eclipse.jpt.utility.internal.CollectionTools; |
| import org.eclipse.jpt.utility.internal.iterators.CloneListIterator; |
| import org.eclipse.wst.validation.internal.provisional.core.IMessage; |
| import org.eclipse.wst.validation.internal.provisional.core.IReporter; |
| |
| public class GenericJavaAssociationOverride extends AbstractJavaOverride |
| implements JavaAssociationOverride |
| { |
| |
| protected final List<JavaJoinColumn> specifiedJoinColumns; |
| |
| protected final List<JavaJoinColumn> defaultJoinColumns; |
| |
| |
| public GenericJavaAssociationOverride(JavaJpaContextNode parent, AssociationOverride.Owner owner) { |
| super(parent, owner); |
| this.specifiedJoinColumns = new ArrayList<JavaJoinColumn>(); |
| this.defaultJoinColumns = new ArrayList<JavaJoinColumn>(); |
| } |
| |
| @Override |
| public JavaAssociationOverride setVirtual(boolean virtual) { |
| return (JavaAssociationOverride) super.setVirtual(virtual); |
| } |
| |
| @Override |
| protected AssociationOverrideAnnotation getResourceOverride() { |
| return (AssociationOverrideAnnotation) super.getResourceOverride(); |
| } |
| |
| @Override |
| public AssociationOverride.Owner getOwner() { |
| return (AssociationOverride.Owner) super.getOwner(); |
| } |
| |
| public ListIterator<JavaJoinColumn> joinColumns() { |
| return this.specifiedJoinColumns.isEmpty() ? this.defaultJoinColumns() : this.specifiedJoinColumns(); |
| } |
| |
| public int joinColumnsSize() { |
| return this.specifiedJoinColumns.isEmpty() ? this.defaultJoinColumnsSize() : this.specifiedJoinColumnsSize(); |
| } |
| |
| public ListIterator<JavaJoinColumn> defaultJoinColumns() { |
| return new CloneListIterator<JavaJoinColumn>(this.defaultJoinColumns); |
| } |
| |
| public int defaultJoinColumnsSize() { |
| return this.defaultJoinColumns.size(); |
| } |
| |
| public ListIterator<JavaJoinColumn> specifiedJoinColumns() { |
| return new CloneListIterator<JavaJoinColumn>(this.specifiedJoinColumns); |
| } |
| |
| public int specifiedJoinColumnsSize() { |
| return this.specifiedJoinColumns.size(); |
| } |
| |
| public JavaJoinColumn addSpecifiedJoinColumn(int index) { |
| JavaJoinColumn joinColumn = getJpaFactory().buildJavaJoinColumn(this, createJoinColumnOwner()); |
| this.specifiedJoinColumns.add(index, joinColumn); |
| JoinColumnAnnotation joinColumnResource = getResourceOverride().addJoinColumn(index); |
| joinColumn.initialize(joinColumnResource); |
| this.fireItemAdded(AssociationOverride.SPECIFIED_JOIN_COLUMNS_LIST, index, joinColumn); |
| return joinColumn; |
| } |
| |
| protected JavaJoinColumn.Owner createJoinColumnOwner() { |
| return new JoinColumnOwner(); |
| } |
| |
| protected void addSpecifiedJoinColumn(int index, JavaJoinColumn joinColumn) { |
| addItemToList(index, joinColumn, this.specifiedJoinColumns, AssociationOverride.SPECIFIED_JOIN_COLUMNS_LIST); |
| } |
| |
| protected void addSpecifiedJoinColumn(JavaJoinColumn joinColumn) { |
| this.addSpecifiedJoinColumn(this.specifiedJoinColumns.size(), joinColumn); |
| } |
| |
| public void removeSpecifiedJoinColumn(int index) { |
| JavaJoinColumn removedJoinColumn = this.specifiedJoinColumns.remove(index); |
| getResourceOverride().removeJoinColumn(index); |
| fireItemRemoved(Entity.SPECIFIED_PRIMARY_KEY_JOIN_COLUMNS_LIST, index, removedJoinColumn); |
| } |
| |
| protected void removeSpecifiedJoinColumn(JavaJoinColumn joinColumn) { |
| removeItemFromList(joinColumn, this.specifiedJoinColumns, AssociationOverride.SPECIFIED_JOIN_COLUMNS_LIST); |
| } |
| |
| public void moveSpecifiedJoinColumn(int targetIndex, int sourceIndex) { |
| getResourceOverride().moveJoinColumn(targetIndex, sourceIndex); |
| moveItemInList(targetIndex, sourceIndex, this.specifiedJoinColumns, AssociationOverride.SPECIFIED_JOIN_COLUMNS_LIST); |
| } |
| |
| public boolean containsSpecifiedJoinColumns() { |
| return !this.specifiedJoinColumns.isEmpty(); |
| } |
| |
| |
| @Override |
| protected Iterator<String> candidateNames() { |
| return this.getOwner().getTypeMapping().allOverridableAssociationNames(); |
| } |
| |
| @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; |
| } |
| for (JavaJoinColumn column : CollectionTools.iterable(this.joinColumns())) { |
| result = column.javaCompletionProposals(pos, filter, astRoot); |
| if (result != null) { |
| return result; |
| } |
| } |
| return null; |
| } |
| |
| public void initialize(AssociationOverrideAnnotation associationOverride) { |
| super.initialize(associationOverride); |
| this.name = associationOverride.getName(); |
| initializeSpecifiedJoinColumns(associationOverride); |
| } |
| |
| protected void initializeSpecifiedJoinColumns(AssociationOverrideAnnotation associationOverride) { |
| ListIterator<JoinColumnAnnotation> annotations = associationOverride.joinColumns(); |
| |
| while(annotations.hasNext()) { |
| this.specifiedJoinColumns.add(createJoinColumn(annotations.next())); |
| } |
| } |
| |
| public void update(AssociationOverrideAnnotation associationOverride) { |
| super.update(associationOverride); |
| updateSpecifiedJoinColumns(associationOverride); |
| } |
| |
| protected void updateSpecifiedJoinColumns(AssociationOverrideAnnotation associationOverride) { |
| ListIterator<JavaJoinColumn> joinColumns = specifiedJoinColumns(); |
| ListIterator<JoinColumnAnnotation> resourceJoinColumns = associationOverride.joinColumns(); |
| |
| while (joinColumns.hasNext()) { |
| JavaJoinColumn joinColumn = joinColumns.next(); |
| if (resourceJoinColumns.hasNext()) { |
| joinColumn.update(resourceJoinColumns.next()); |
| } |
| else { |
| removeSpecifiedJoinColumn(joinColumn); |
| } |
| } |
| |
| while (resourceJoinColumns.hasNext()) { |
| addSpecifiedJoinColumn(createJoinColumn(resourceJoinColumns.next())); |
| } |
| } |
| |
| |
| protected JavaJoinColumn createJoinColumn(JoinColumnAnnotation joinColumnResource) { |
| JavaJoinColumn joinColumn = getJpaFactory().buildJavaJoinColumn(this, createJoinColumnOwner()); |
| joinColumn.initialize(joinColumnResource); |
| return joinColumn; |
| } |
| |
| |
| // ********** validation ********** |
| |
| @Override |
| public void validate(List<IMessage> messages, IReporter reporter, CompilationUnit astRoot) { |
| super.validate(messages, reporter, astRoot); |
| if (this.connectionProfileIsActive()) { |
| this.validateJoinColumns(messages, astRoot); |
| } |
| } |
| |
| protected void validateJoinColumns(List<IMessage> messages, CompilationUnit astRoot) { |
| for (Iterator<JavaJoinColumn> stream = this.joinColumns(); stream.hasNext(); ) { |
| this.validateJoinColumn(stream.next(), messages, astRoot); |
| } |
| } |
| |
| protected void validateJoinColumn(JavaJoinColumn joinColumn, List<IMessage> messages, CompilationUnit astRoot) { |
| String tableName = joinColumn.getTable(); |
| if (this.getOwner().getTypeMapping().tableNameIsInvalid(tableName)) { |
| if (this.isVirtual()) { |
| messages.add( |
| DefaultJpaValidationMessages.buildMessage( |
| IMessage.HIGH_SEVERITY, |
| JpaValidationMessages.VIRTUAL_ASSOCIATION_OVERRIDE_JOIN_COLUMN_UNRESOLVED_TABLE, |
| new String[] {this.getName(), tableName, joinColumn.getName()}, |
| joinColumn, |
| joinColumn.getTableTextRange(astRoot) |
| ) |
| ); |
| } else { |
| messages.add( |
| DefaultJpaValidationMessages.buildMessage( |
| IMessage.HIGH_SEVERITY, |
| JpaValidationMessages.JOIN_COLUMN_UNRESOLVED_TABLE, |
| new String[] {tableName, joinColumn.getName()}, |
| joinColumn, |
| joinColumn.getTableTextRange(astRoot) |
| ) |
| ); |
| } |
| return; |
| } |
| |
| if ( ! joinColumn.isResolved()) { |
| if (this.isVirtual()) { |
| messages.add( |
| DefaultJpaValidationMessages.buildMessage( |
| IMessage.HIGH_SEVERITY, |
| JpaValidationMessages.VIRTUAL_ASSOCIATION_OVERRIDE_JOIN_COLUMN_UNRESOLVED_NAME, |
| new String[] {this.getName(), joinColumn.getName()}, |
| joinColumn, |
| joinColumn.getNameTextRange(astRoot) |
| ) |
| ); |
| } else { |
| messages.add( |
| DefaultJpaValidationMessages.buildMessage( |
| IMessage.HIGH_SEVERITY, |
| JpaValidationMessages.JOIN_COLUMN_UNRESOLVED_NAME, |
| new String[] {joinColumn.getName()}, |
| joinColumn, |
| joinColumn.getNameTextRange(astRoot) |
| ) |
| ); |
| } |
| } |
| |
| if ( ! joinColumn.isReferencedColumnResolved()) { |
| if (this.isVirtual()) { |
| messages.add( |
| DefaultJpaValidationMessages.buildMessage( |
| IMessage.HIGH_SEVERITY, |
| JpaValidationMessages.VIRTUAL_ASSOCIATION_OVERRIDE_JOIN_COLUMN_REFERENCED_COLUMN_UNRESOLVED_NAME, |
| new String[] {this.getName(), joinColumn.getReferencedColumnName(), joinColumn.getName()}, |
| joinColumn, |
| joinColumn.getReferencedColumnNameTextRange(astRoot) |
| ) |
| ); |
| } else { |
| messages.add( |
| DefaultJpaValidationMessages.buildMessage( |
| IMessage.HIGH_SEVERITY, |
| JpaValidationMessages.JOIN_COLUMN_REFERENCED_COLUMN_UNRESOLVED_NAME, |
| new String[] {joinColumn.getReferencedColumnName(), joinColumn.getName()}, |
| joinColumn, |
| joinColumn.getReferencedColumnNameTextRange(astRoot) |
| ) |
| ); |
| } |
| } |
| } |
| |
| |
| // ********** JavaJoinColumn.Owner implementation ********** |
| |
| public class JoinColumnOwner implements JavaJoinColumn.Owner |
| { |
| |
| public JoinColumnOwner() { |
| super(); |
| } |
| |
| /** |
| * by default, the join column is in the type mapping's primary table |
| */ |
| public String getDefaultTableName() { |
| return GenericJavaAssociationOverride.this.owner.getTypeMapping().getPrimaryTableName(); |
| } |
| |
| public String getDefaultColumnName() { |
| return null; |
| } |
| |
| public Entity getTargetEntity() { |
| RelationshipMapping relationshipMapping = getRelationshipMapping(); |
| return relationshipMapping == null ? null : relationshipMapping.getResolvedTargetEntity(); |
| } |
| |
| public String getAttributeName() { |
| return GenericJavaAssociationOverride.this.getName(); |
| } |
| |
| public RelationshipMapping getRelationshipMapping() { |
| return GenericJavaAssociationOverride.this.getOwner().getRelationshipMapping(GenericJavaAssociationOverride.this.getName()); |
| } |
| |
| public boolean tableNameIsInvalid(String tableName) { |
| return getTypeMapping().tableNameIsInvalid(tableName); |
| } |
| |
| /** |
| * the join column can be on a secondary table |
| */ |
| public boolean tableIsAllowed() { |
| return true; |
| } |
| |
| public TextRange getValidationTextRange(CompilationUnit astRoot) { |
| // TODO Auto-generated method stub |
| return null; |
| } |
| |
| public TypeMapping getTypeMapping() { |
| return GenericJavaAssociationOverride.this.owner.getTypeMapping(); |
| } |
| |
| public Table getDbTable(String tableName) { |
| return getTypeMapping().getDbTable(tableName); |
| } |
| |
| public Table getReferencedColumnDbTable() { |
| Entity targetEntity = getTargetEntity(); |
| return (targetEntity == null) ? null : targetEntity.getPrimaryDbTable(); |
| } |
| |
| public boolean isVirtual(BaseJoinColumn joinColumn) { |
| return GenericJavaAssociationOverride.this.defaultJoinColumns.contains(joinColumn); |
| } |
| |
| public int joinColumnsSize() { |
| return GenericJavaAssociationOverride.this.joinColumnsSize(); |
| } |
| |
| } |
| |
| } |