| /******************************************************************************* |
| * 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.eclipselink.ui.internal.persistence.options; |
| |
| import com.ibm.icu.text.Collator; |
| import java.util.ArrayList; |
| import java.util.Comparator; |
| import java.util.Iterator; |
| import org.eclipse.jpt.eclipselink.core.internal.context.persistence.options.Options; |
| import org.eclipse.jpt.eclipselink.core.internal.context.persistence.options.TargetDatabase; |
| import org.eclipse.jpt.eclipselink.ui.internal.EclipseLinkHelpContextIds; |
| import org.eclipse.jpt.eclipselink.ui.internal.EclipseLinkUiMessages; |
| import org.eclipse.jpt.ui.internal.util.SWTUtil; |
| import org.eclipse.jpt.ui.internal.widgets.Pane; |
| import org.eclipse.jpt.utility.internal.CollectionTools; |
| import org.eclipse.jpt.utility.internal.StringConverter; |
| import org.eclipse.jpt.utility.internal.iterators.TransformationIterator; |
| import org.eclipse.jpt.utility.internal.model.value.CompositeListValueModel; |
| import org.eclipse.jpt.utility.internal.model.value.PropertyAspectAdapter; |
| import org.eclipse.jpt.utility.internal.model.value.PropertyListValueModelAdapter; |
| import org.eclipse.jpt.utility.internal.model.value.SimpleCollectionValueModel; |
| import org.eclipse.jpt.utility.internal.model.value.SortedListValueModelAdapter; |
| import org.eclipse.jpt.utility.model.value.CollectionValueModel; |
| import org.eclipse.jpt.utility.model.value.ListValueModel; |
| import org.eclipse.jpt.utility.model.value.PropertyValueModel; |
| import org.eclipse.jpt.utility.model.value.WritablePropertyValueModel; |
| import org.eclipse.osgi.util.NLS; |
| import org.eclipse.swt.custom.CCombo; |
| import org.eclipse.swt.widgets.Composite; |
| |
| /** |
| * TargetDatabaseComposite |
| */ |
| public class TargetDatabaseComposite extends Pane<Options> |
| { |
| /** |
| * Creates a new <code>TargetDatabaseComposite</code>. |
| * |
| * @param parentPane The parent container of this one |
| * @param parent The parent container |
| */ |
| public TargetDatabaseComposite( |
| Pane<? extends Options> parentPane, |
| Composite parent) { |
| |
| super(parentPane, parent); |
| } |
| |
| private PropertyValueModel<String> buildDefaultTargetDatabaseHolder() { |
| return new PropertyAspectAdapter<Options, String>(this.getSubjectHolder(), Options.DEFAULT_TARGET_DATABASE) { |
| @Override |
| protected String buildValue_() { |
| return TargetDatabaseComposite.this.getDefaultValue(subject); |
| } |
| }; |
| } |
| |
| private ListValueModel<String> buildDefaultTargetDatabaseListHolder() { |
| return new PropertyListValueModelAdapter<String>( |
| this.buildDefaultTargetDatabaseHolder() |
| ); |
| } |
| |
| private String buildDisplayString(String targetDatabaseName) { |
| |
| return SWTUtil.buildDisplayString( |
| EclipseLinkUiMessages.class, |
| this.getClass(), |
| TargetDatabase.valueOf(targetDatabaseName)); |
| } |
| |
| private Comparator<String> buildTargetDatabaseComparator() { |
| return new Comparator<String>() { |
| public int compare(String targetDatabase1, String targetDatabase2) { |
| targetDatabase1 = buildDisplayString(targetDatabase1); |
| targetDatabase2 = buildDisplayString(targetDatabase2); |
| return Collator.getInstance().compare(targetDatabase1, targetDatabase2); |
| } |
| }; |
| } |
| |
| private StringConverter<String> buildTargetDatabaseConverter() { |
| return new StringConverter<String>() { |
| public String convertToString(String value) { |
| try { |
| TargetDatabase.valueOf(value); |
| value = buildDisplayString(value); |
| } |
| catch (Exception e) { |
| // Ignore since the value is not a TargetDatabase |
| } |
| return value; |
| } |
| }; |
| } |
| |
| private WritablePropertyValueModel<String> buildTargetDatabaseHolder() { |
| return new PropertyAspectAdapter<Options, String>(this.getSubjectHolder(), Options.TARGET_DATABASE_PROPERTY) { |
| @Override |
| protected String buildValue_() { |
| |
| String name = subject.getTargetDatabase(); |
| if (name == null) { |
| name = TargetDatabaseComposite.this.getDefaultValue(subject); |
| } |
| return name; |
| } |
| |
| @Override |
| protected void setValue_(String value) { |
| |
| if (getDefaultValue(subject).equals(value)) { |
| value = null; |
| } |
| subject.setTargetDatabase(value); |
| } |
| }; |
| } |
| |
| private ListValueModel<String> buildTargetDatabaseListHolder() { |
| ArrayList<ListValueModel<String>> holders = new ArrayList<ListValueModel<String>>(2); |
| holders.add(buildDefaultTargetDatabaseListHolder()); |
| holders.add(buildTargetDatabasesListHolder()); |
| return new CompositeListValueModel<ListValueModel<String>, String>(holders); |
| } |
| |
| private Iterator<String> buildTargetDatabases() { |
| return new TransformationIterator<TargetDatabase, String>(CollectionTools.iterator(TargetDatabase.values())) { |
| @Override |
| protected String transform(TargetDatabase next) { |
| return next.name(); |
| } |
| }; |
| } |
| |
| private CollectionValueModel<String> buildTargetDatabasesCollectionHolder() { |
| return new SimpleCollectionValueModel<String>( |
| CollectionTools.collection(buildTargetDatabases()) |
| ); |
| } |
| |
| private ListValueModel<String> buildTargetDatabasesListHolder() { |
| return new SortedListValueModelAdapter<String>( |
| buildTargetDatabasesCollectionHolder(), |
| buildTargetDatabaseComparator() |
| ); |
| } |
| |
| private String getDefaultValue(Options subject) { |
| String defaultValue = subject.getDefaultTargetDatabase(); |
| |
| if (defaultValue != null) { |
| return NLS.bind( |
| EclipseLinkUiMessages.PersistenceXmlOptionsTab_defaultWithOneParam, |
| defaultValue |
| ); |
| } |
| else { |
| return EclipseLinkUiMessages.PersistenceXmlOptionsTab_defaultEmpty; |
| } |
| } |
| |
| /* |
| * (non-Javadoc) |
| */ |
| @Override |
| protected void initializeLayout(Composite container) { |
| |
| CCombo combo = addLabeledEditableCCombo( |
| container, |
| EclipseLinkUiMessages.PersistenceXmlOptionsTab_targetDatabaseLabel, |
| this.buildTargetDatabaseListHolder(), |
| this.buildTargetDatabaseHolder(), |
| this.buildTargetDatabaseConverter(), |
| EclipseLinkHelpContextIds.PERSISTENCE_OPTIONS_TARGET_DATABASE |
| ); |
| |
| SWTUtil.attachDefaultValueHandler(combo); |
| } |
| } |