| /******************************************************************************* |
| * Copyright (c) 2007, 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.ui.internal; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| import java.util.ListIterator; |
| |
| import org.eclipse.jpt.core.context.AttributeMapping; |
| import org.eclipse.jpt.ui.JpaPlatformUiProvider; |
| import org.eclipse.jpt.ui.details.AttributeMappingUiProvider; |
| import org.eclipse.jpt.ui.details.DefaultAttributeMappingUiProvider; |
| import org.eclipse.jpt.ui.details.DefaultTypeMappingUiProvider; |
| import org.eclipse.jpt.ui.details.JpaDetailsProvider; |
| import org.eclipse.jpt.ui.details.TypeMappingUiProvider; |
| import org.eclipse.jpt.ui.structure.JpaStructureProvider; |
| import org.eclipse.jpt.utility.internal.iterators.ArrayListIterator; |
| |
| /** |
| * All the state in the JPA platform ui provider should be "static" (i.e. unchanging once |
| * it is initialized). |
| */ |
| public abstract class AbstractJpaPlatformUiProvider implements JpaPlatformUiProvider |
| { |
| private JpaDetailsProvider[] detailsProviders; |
| |
| private JpaStructureProvider[] mappingFileStructureProviders; |
| |
| private TypeMappingUiProvider<?>[] typeMappingUiProviders; |
| |
| private DefaultTypeMappingUiProvider<?>[] defaultTypeMappingUiProviders; |
| |
| private AttributeMappingUiProvider<? extends AttributeMapping>[] attributeMappingUiProviders; |
| |
| private DefaultAttributeMappingUiProvider<? extends AttributeMapping>[] defaultAttributeMappingUiProviders; |
| |
| /** |
| * zero-argument constructor |
| */ |
| public AbstractJpaPlatformUiProvider() { |
| super(); |
| } |
| |
| |
| // ********** details providers ********** |
| |
| public ListIterator<JpaDetailsProvider> detailsProviders() { |
| return new ArrayListIterator<JpaDetailsProvider>(getDetailsProviders()); |
| } |
| |
| protected synchronized JpaDetailsProvider[] getDetailsProviders() { |
| if (this.detailsProviders == null) { |
| this.detailsProviders = this.buildDetailsProviders(); |
| } |
| return this.detailsProviders; |
| } |
| |
| protected JpaDetailsProvider[] buildDetailsProviders() { |
| ArrayList<JpaDetailsProvider> providers = new ArrayList<JpaDetailsProvider>(); |
| this.addDetailsProvidersTo(providers); |
| return providers.toArray(new JpaDetailsProvider[providers.size()]); |
| } |
| |
| /** |
| * Implement this to specify JPA details providers. |
| */ |
| protected abstract void addDetailsProvidersTo(List<JpaDetailsProvider> providers); |
| |
| |
| |
| // ********** structure providers ********** |
| |
| public ListIterator<JpaStructureProvider> mappingFileStructureProviders() { |
| return new ArrayListIterator<JpaStructureProvider>(getMappingFileStructureProviders()); |
| } |
| |
| protected synchronized JpaStructureProvider[] getMappingFileStructureProviders() { |
| if (this.mappingFileStructureProviders == null) { |
| this.mappingFileStructureProviders = this.buildMappingFileStructureProviders(); |
| } |
| return this.mappingFileStructureProviders; |
| } |
| |
| protected JpaStructureProvider[] buildMappingFileStructureProviders() { |
| ArrayList<JpaStructureProvider> providers = new ArrayList<JpaStructureProvider>(); |
| this.addMappingFileStructureProvidersTo(providers); |
| return providers.toArray(new JpaStructureProvider[providers.size()]); |
| } |
| |
| /** |
| * Implement this to specify JPA mapping file structure providers. |
| */ |
| protected abstract void addMappingFileStructureProvidersTo(List<JpaStructureProvider> providers); |
| |
| |
| // ********** type mapping ui providers ********** |
| |
| public ListIterator<TypeMappingUiProvider<?>> typeMappingUiProviders() { |
| return new ArrayListIterator<TypeMappingUiProvider<?>>(getTypeMappingUiProviders()); |
| } |
| |
| protected synchronized TypeMappingUiProvider<?>[] getTypeMappingUiProviders() { |
| if (this.typeMappingUiProviders == null) { |
| this.typeMappingUiProviders = this.buildTypeMappingUiProviders(); |
| } |
| return this.typeMappingUiProviders; |
| } |
| |
| protected TypeMappingUiProvider<?>[] buildTypeMappingUiProviders() { |
| ArrayList<TypeMappingUiProvider<?>> providers = new ArrayList<TypeMappingUiProvider<?>>(); |
| this.addTypeMappingUiProvidersTo(providers); |
| return providers.toArray(new TypeMappingUiProvider[providers.size()]); |
| } |
| |
| /** |
| * Implement this to specify JPA type mapping ui providers. |
| */ |
| protected abstract void addTypeMappingUiProvidersTo(List<TypeMappingUiProvider<?>> providers); |
| |
| |
| |
| |
| public ListIterator<DefaultTypeMappingUiProvider<?>> defaultTypeMappingUiProviders() { |
| return new ArrayListIterator<DefaultTypeMappingUiProvider<?>>(getDefaultTypeMappingUiProviders()); |
| } |
| |
| protected synchronized DefaultTypeMappingUiProvider<?>[] getDefaultTypeMappingUiProviders() { |
| if (this.defaultTypeMappingUiProviders == null) { |
| this.defaultTypeMappingUiProviders = this.buildDefaultTypeMappingUiProviders(); |
| } |
| return this.defaultTypeMappingUiProviders; |
| } |
| |
| protected DefaultTypeMappingUiProvider<?>[] buildDefaultTypeMappingUiProviders() { |
| ArrayList<DefaultTypeMappingUiProvider<?>> providers = new ArrayList<DefaultTypeMappingUiProvider<?>>(); |
| this.addDefaultTypeMappingUiProvidersTo(providers); |
| return providers.toArray(new DefaultTypeMappingUiProvider[providers.size()]); |
| } |
| |
| /** |
| * Implement this to specify JPA default type mapping ui providers. |
| */ |
| protected abstract void addDefaultTypeMappingUiProvidersTo(List<DefaultTypeMappingUiProvider<?>> providers); |
| |
| |
| |
| // ********** attribute mapping ui providers ********** |
| |
| |
| public ListIterator<AttributeMappingUiProvider<? extends AttributeMapping>> attributeMappingUiProviders() { |
| if (this.attributeMappingUiProviders == null) { |
| this.attributeMappingUiProviders = this.buildAttributeMappingUiProviders(); |
| } |
| return new ArrayListIterator<AttributeMappingUiProvider<? extends AttributeMapping>>(this.attributeMappingUiProviders); |
| } |
| |
| protected AttributeMappingUiProvider<? extends AttributeMapping>[] buildAttributeMappingUiProviders() { |
| ArrayList<AttributeMappingUiProvider<? extends AttributeMapping>> providers = new ArrayList<AttributeMappingUiProvider<? extends AttributeMapping>>(); |
| this.addAttributeMappingUiProvidersTo(providers); |
| @SuppressWarnings("unchecked") |
| AttributeMappingUiProvider<? extends AttributeMapping>[] providerArray = providers.toArray(new AttributeMappingUiProvider[providers.size()]); |
| return providerArray; |
| } |
| |
| |
| protected abstract void addAttributeMappingUiProvidersTo(List<AttributeMappingUiProvider<? extends AttributeMapping>> providers); |
| |
| |
| // ********** default Java attribute mapping UI providers ********** |
| |
| public ListIterator<DefaultAttributeMappingUiProvider<? extends AttributeMapping>> defaultAttributeMappingUiProviders() { |
| if (this.defaultAttributeMappingUiProviders == null) { |
| this.defaultAttributeMappingUiProviders = this.buildDefaultAttributeMappingUiProviders(); |
| } |
| return new ArrayListIterator<DefaultAttributeMappingUiProvider<? extends AttributeMapping>>(this.defaultAttributeMappingUiProviders); |
| } |
| |
| protected DefaultAttributeMappingUiProvider<? extends AttributeMapping>[] buildDefaultAttributeMappingUiProviders() { |
| ArrayList<DefaultAttributeMappingUiProvider<? extends AttributeMapping>> providers = new ArrayList<DefaultAttributeMappingUiProvider<? extends AttributeMapping>>(); |
| this.addDefaultAttributeMappingUiProvidersTo(providers); |
| @SuppressWarnings("unchecked") |
| DefaultAttributeMappingUiProvider<? extends AttributeMapping>[] providerArray = providers.toArray(new DefaultAttributeMappingUiProvider[providers.size()]); |
| return providerArray; |
| } |
| |
| |
| protected abstract void addDefaultAttributeMappingUiProvidersTo(List<DefaultAttributeMappingUiProvider<? extends AttributeMapping>> providers); |
| |
| } |