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/*******************************************************************************
* Copyright (c) 2006, 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.ui.internal.wizards;
import java.util.Collection;
import java.util.Collections;
import java.util.Map;
import org.eclipse.jdt.core.IPackageFragment;
import org.eclipse.jdt.core.IPackageFragmentRoot;
import org.eclipse.jdt.core.JavaModelException;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.wizard.Wizard;
import org.eclipse.jpt.core.EntityGeneratorDatabaseAnnotationNameBuilder;
import org.eclipse.jpt.core.JpaProject;
import org.eclipse.jpt.db.Column;
import org.eclipse.jpt.db.ForeignKey;
import org.eclipse.jpt.db.Schema;
import org.eclipse.jpt.db.Table;
import org.eclipse.jpt.gen.internal.old.EntityGenerator;
import org.eclipse.jpt.gen.internal.old.PackageGenerator;
import org.eclipse.jpt.ui.internal.JptUiMessages;
import org.eclipse.jpt.utility.internal.CollectionTools;
/**
* two pages:
* - a Database Schema page that allows the user to select a schema
* - a Generate Entities page that allows the user to select which tables in
* the selected schema are to be used and to configure Entity names
*/
public class GenerateEntitiesWizard extends Wizard {
private final JpaProject jpaProject;
private final IStructuredSelection selection;
private DatabaseSchemaWizardPage dbSchemaPage;
private GenerateEntitiesWizardPage generateEntitiesPage;
private final PackageGenerator.Config packageGeneratorConfig;
private final EntityGenerator.Config entityGeneratorConfig;
private boolean synchronizePersistenceXml;
public GenerateEntitiesWizard(JpaProject jpaProject, IStructuredSelection selection) {
super();
this.jpaProject = jpaProject;
this.selection = selection;
this.packageGeneratorConfig = new PackageGenerator.Config();
this.entityGeneratorConfig = new EntityGenerator.Config();
this.setWindowTitle(JptUiMessages.GenerateEntitiesWizard_generateEntities);
}
@Override
public void addPages() {
super.addPages();
this.dbSchemaPage = new DatabaseSchemaWizardPage(this.jpaProject);
this.dbSchemaPage.addListener(new SchemaPageListener());
this.addPage(this.dbSchemaPage);
this.generateEntitiesPage = new GenerateEntitiesWizardPage();
this.addPage(this.generateEntitiesPage);
this.generateEntitiesPage.init(this.selection);
}
@Override
public boolean canFinish() {
return this.generateEntitiesPage.isPageComplete();
}
@Override
public boolean performFinish() {
this.packageGeneratorConfig.setPackageFragment(this.buildPackageFragment());
this.entityGeneratorConfig.setConvertToJavaStyleIdentifiers(this.generateEntitiesPage.convertToJavaStyleIdentifiers());
this.entityGeneratorConfig.setFieldAccessType(this.generateEntitiesPage.fieldAccessType());
this.entityGeneratorConfig.setCollectionTypeName(this.generateEntitiesPage.getCollectionTypeName());
this.entityGeneratorConfig.setCollectionAttributeNameSuffix(this.generateEntitiesPage.getCollectionAttributeNameSuffix());
this.entityGeneratorConfig.setFieldVisibility(this.generateEntitiesPage.getFieldVisibility());
this.entityGeneratorConfig.setMethodVisibility(this.generateEntitiesPage.getMethodVisibility());
this.entityGeneratorConfig.setGenerateGettersAndSetters(this.generateEntitiesPage.generateGettersAndSetters());
this.entityGeneratorConfig.setGenerateDefaultConstructor(this.generateEntitiesPage.generateDefaultConstructor());
this.entityGeneratorConfig.setSerializable(this.generateEntitiesPage.serializable());
this.entityGeneratorConfig.setGenerateSerialVersionUID(this.generateEntitiesPage.generateSerialVersionUID());
this.entityGeneratorConfig.setGenerateEmbeddedIdForCompoundPK(this.generateEntitiesPage.generateEmbeddedIdForCompoundPK());
this.entityGeneratorConfig.setEmbeddedIdAttributeName(this.generateEntitiesPage.getEmbeddedIdAttributeName());
this.entityGeneratorConfig.setPrimaryKeyMemberClassName(this.generateEntitiesPage.getPrimaryKeyMemberClassName());
for (Map.Entry<Table, String> entry : this.generateEntitiesPage.getSelectedTables().entrySet()) {
this.entityGeneratorConfig.addTable(entry.getKey(), entry.getValue());
}
// the name builder comes from the JPA platform
this.entityGeneratorConfig.setDatabaseAnnotationNameBuilder(this.buildDatabaseAnnotationNameBuilder());
this.synchronizePersistenceXml = this.generateEntitiesPage.synchronizePersistenceXml();
return true;
}
private EntityGenerator.DatabaseAnnotationNameBuilder buildDatabaseAnnotationNameBuilder() {
return new LocalDatabaseAnnotationNameBuilder(this.jpaProject.getJpaPlatform().getEntityGeneratorDatabaseAnnotationNameBuilder());
}
private IPackageFragment buildPackageFragment() {
IPackageFragmentRoot packageFragmentRoot = this.generateEntitiesPage.getPackageFragmentRoot();
IPackageFragment packageFragment = this.generateEntitiesPage.getPackageFragment();
if (packageFragment == null) {
packageFragment= packageFragmentRoot.getPackageFragment(""); //$NON-NLS-1$
}
if (packageFragment.exists()) {
return packageFragment;
}
try {
return packageFragmentRoot.createPackageFragment(packageFragment.getElementName(), true, null);
}
catch (JavaModelException ex) {
throw new RuntimeException(ex);
}
}
// ********** intra-wizard methods **********
Collection<Table> getPossibleTables() {
return this.buildTables(this.dbSchemaPage.getSelectedSchema());
}
JpaProject getJpaProject() {
return this.jpaProject;
}
void selectedSchemaChanged(Schema schema) {
this.generateEntitiesPage.setPossibleTables(this.buildTables(schema));
}
private Collection<Table> buildTables(Schema schema) {
return (schema == null) ?
Collections.<Table>emptySet()
:
CollectionTools.collection(schema.tables());
}
// ********** public methods - settings **********
public PackageGenerator.Config getPackageGeneratorConfig() {
return this.packageGeneratorConfig;
}
public EntityGenerator.Config getEntityGeneratorConfig() {
return this.entityGeneratorConfig;
}
public boolean synchronizePersistenceXml(){
return this.synchronizePersistenceXml;
}
// ********** name builder adapter **********
/**
* adapt the JPA platform-supplied builder to the builder interface
* expected by the entity generator
*/
static class LocalDatabaseAnnotationNameBuilder implements EntityGenerator.DatabaseAnnotationNameBuilder {
private EntityGeneratorDatabaseAnnotationNameBuilder builder;
LocalDatabaseAnnotationNameBuilder(EntityGeneratorDatabaseAnnotationNameBuilder builder) {
super();
this.builder = builder;
}
public String buildTableAnnotationName(String entityName, Table table) {
return this.builder.buildTableAnnotationName(entityName, table);
}
public String buildColumnAnnotationName(String attributeName, Column column) {
return this.builder.buildColumnAnnotationName(attributeName, column);
}
public String buildJoinColumnAnnotationName(String attributeName, ForeignKey foreignKey) {
return this.builder.buildJoinColumnAnnotationName(attributeName, foreignKey);
}
public String buildJoinColumnAnnotationName(Column column) {
return this.builder.buildJoinColumnAnnotationName(column);
}
public String buildJoinTableAnnotationName(Table table) {
return this.builder.buildJoinTableAnnotationName(table);
}
}
// ********** schema page listener **********
/**
* listen for when the Database Connection page changes its selected schema
* so we can keep the Generate Entities page in synch
*/
class SchemaPageListener implements DatabaseSchemaWizardPage.Listener {
public void selectedSchemaChanged(Schema schema) {
GenerateEntitiesWizard.this.selectedSchemaChanged(schema);
}
}
}
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