| /******************************************************************************* |
| * Copyright (c) 2007, 2008 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 org.eclipse.jdt.core.dom.CompilationUnit; |
| import org.eclipse.jpt.core.context.DiscriminatorColumn; |
| import org.eclipse.jpt.core.context.DiscriminatorType; |
| import org.eclipse.jpt.core.context.java.JavaDiscriminatorColumn; |
| import org.eclipse.jpt.core.context.java.JavaEntity; |
| import org.eclipse.jpt.core.context.java.JavaNamedColumn; |
| import org.eclipse.jpt.core.resource.java.DiscriminatorColumnAnnotation; |
| import org.eclipse.jpt.core.resource.java.JavaResourcePersistentMember; |
| import org.eclipse.jpt.core.utility.TextRange; |
| |
| public class GenericJavaDiscriminatorColumn extends AbstractJavaNamedColumn<DiscriminatorColumnAnnotation> |
| implements JavaDiscriminatorColumn |
| { |
| |
| protected DiscriminatorType specifiedDiscriminatorType; |
| |
| protected Integer specifiedLength; |
| |
| protected JavaResourcePersistentMember persistenceResource; |
| |
| public GenericJavaDiscriminatorColumn(JavaEntity parent, JavaNamedColumn.Owner owner) { |
| super(parent, owner); |
| } |
| |
| public void initialize(JavaResourcePersistentMember persistentResource) { |
| this.persistenceResource = persistentResource; |
| this.initialize(this.getColumnResource()); |
| } |
| |
| @Override |
| public void initialize(DiscriminatorColumnAnnotation column) { |
| super.initialize(column); |
| this.specifiedDiscriminatorType = this.discriminatorType(column); |
| this.specifiedLength = this.length(column); |
| } |
| |
| protected JavaEntity getJavaEntity() { |
| return (JavaEntity) super.getParent(); |
| } |
| |
| @Override |
| protected DiscriminatorColumnAnnotation getColumnResource() { |
| return (DiscriminatorColumnAnnotation) this.persistenceResource.getNonNullAnnotation(DiscriminatorColumnAnnotation.ANNOTATION_NAME); |
| } |
| |
| public DiscriminatorType getDiscriminatorType() { |
| return (this.getSpecifiedDiscriminatorType() == null) ? this.getDefaultDiscriminatorType() : this.getSpecifiedDiscriminatorType(); |
| } |
| |
| public DiscriminatorType getDefaultDiscriminatorType() { |
| return DiscriminatorColumn.DEFAULT_DISCRIMINATOR_TYPE; |
| } |
| |
| public DiscriminatorType getSpecifiedDiscriminatorType() { |
| return this.specifiedDiscriminatorType; |
| } |
| |
| public void setSpecifiedDiscriminatorType(DiscriminatorType newSpecifiedDiscriminatorType) { |
| DiscriminatorType oldDiscriminatorType = this.specifiedDiscriminatorType; |
| this.specifiedDiscriminatorType = newSpecifiedDiscriminatorType; |
| getColumnResource().setDiscriminatorType(DiscriminatorType.toJavaResourceModel(newSpecifiedDiscriminatorType)); |
| firePropertyChanged(DiscriminatorColumn.SPECIFIED_DISCRIMINATOR_TYPE_PROPERTY, oldDiscriminatorType, newSpecifiedDiscriminatorType); |
| } |
| |
| /** |
| * internal setter used only for updating from the resource model. |
| * There were problems with InvalidThreadAccess exceptions in the UI |
| * when you set a value from the UI and the annotation doesn't exist yet. |
| * Adding the annotation causes an update to occur and then the exception. |
| */ |
| protected void setSpecifiedDiscriminatorType_(DiscriminatorType newSpecifiedDiscriminatorType) { |
| DiscriminatorType oldDiscriminatorType = this.specifiedDiscriminatorType; |
| this.specifiedDiscriminatorType = newSpecifiedDiscriminatorType; |
| firePropertyChanged(DiscriminatorColumn.SPECIFIED_DISCRIMINATOR_TYPE_PROPERTY, oldDiscriminatorType, newSpecifiedDiscriminatorType); |
| } |
| |
| public Integer getLength() { |
| return (this.getSpecifiedLength() == null) ? this.getDefaultLength() : this.getSpecifiedLength(); |
| } |
| |
| public Integer getDefaultLength() { |
| return DiscriminatorColumn.DEFAULT_LENGTH; |
| } |
| |
| public Integer getSpecifiedLength() { |
| return this.specifiedLength; |
| } |
| |
| public void setSpecifiedLength(Integer newSpecifiedLength) { |
| Integer oldSpecifiedLength = this.specifiedLength; |
| this.specifiedLength = newSpecifiedLength; |
| getColumnResource().setLength(newSpecifiedLength); |
| firePropertyChanged(DiscriminatorColumn.SPECIFIED_LENGTH_PROPERTY, oldSpecifiedLength, newSpecifiedLength); |
| } |
| |
| /** |
| * internal setter used only for updating from the resource model. |
| * There were problems with InvalidThreadAccess exceptions in the UI |
| * when you set a value from the UI and the annotation doesn't exist yet. |
| * Adding the annotation causes an update to occur and then the exception. |
| */ |
| protected void setSpecifiedLength_(Integer newSpecifiedLength) { |
| Integer oldSpecifiedLength = this.specifiedLength; |
| this.specifiedLength = newSpecifiedLength; |
| firePropertyChanged(DiscriminatorColumn.SPECIFIED_LENGTH_PROPERTY, oldSpecifiedLength, newSpecifiedLength); |
| } |
| |
| @Override |
| protected String getTableName() { |
| return getJavaEntity().getTableName(); |
| } |
| |
| public TextRange getValidationTextRange(CompilationUnit astRoot) { |
| TextRange textRange = getColumnResource().getTextRange(astRoot); |
| return (textRange != null) ? textRange : this.getOwner().getValidationTextRange(astRoot); |
| } |
| |
| |
| // ********** java annotations -> persistence model ********** |
| |
| public void update(JavaResourcePersistentMember persistentResource) { |
| this.persistenceResource = persistentResource; |
| this.update(this.getColumnResource()); |
| } |
| |
| @Override |
| public void update(DiscriminatorColumnAnnotation discriminatorColumn) { |
| super.update(discriminatorColumn); |
| this.setSpecifiedDiscriminatorType_(this.discriminatorType(discriminatorColumn)); |
| this.setSpecifiedLength_(this.length(discriminatorColumn)); |
| } |
| |
| protected DiscriminatorType discriminatorType(DiscriminatorColumnAnnotation discriminatorColumn) { |
| return DiscriminatorType.fromJavaResourceModel(discriminatorColumn.getDiscriminatorType()); |
| } |
| |
| protected Integer length(DiscriminatorColumnAnnotation discriminatorColumn) { |
| return discriminatorColumn.getLength(); |
| } |
| } |