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// $Id$
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/**
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* Copyright (C) 2007 EDIT
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* European Distributed Institute of Taxonomy
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* http://www.e-taxonomy.eu
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*
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* The contents of this file are subject to the Mozilla Public License Version 1.1
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* See LICENSE.TXT at the top of this package for the full license terms.
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*/
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package eu.etaxonomy.taxeditor.bulkeditor.input;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.Collections;
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import java.util.Comparator;
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import java.util.List;
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import java.util.UUID;
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import org.eclipse.jface.resource.ImageDescriptor;
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import org.eclipse.ui.IEditorInput;
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import org.eclipse.ui.IPersistableElement;
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import eu.etaxonomy.cdm.api.service.config.IIdentifiableEntityServiceConfigurator;
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import eu.etaxonomy.cdm.hibernate.HibernateProxyHelper;
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import eu.etaxonomy.cdm.model.common.ICdmBase;
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import eu.etaxonomy.cdm.model.common.IdentifiableEntity;
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import eu.etaxonomy.cdm.model.common.MarkerType;
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import eu.etaxonomy.cdm.strategy.merge.IMergable;
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import eu.etaxonomy.cdm.strategy.merge.MergeException;
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import eu.etaxonomy.taxeditor.annotatedlineeditor.IEntityCreator;
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import eu.etaxonomy.taxeditor.annotatedlineeditor.IEntityPersistenceService;
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import eu.etaxonomy.taxeditor.bulkeditor.BulkEditorQuery;
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import eu.etaxonomy.taxeditor.bulkeditor.IBulkEditorSortProvider;
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import eu.etaxonomy.taxeditor.bulkeditor.input.sortprovider.CdmBaseSortProvider;
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import eu.etaxonomy.taxeditor.bulkeditor.input.sortprovider.TitleCacheComparator;
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import eu.etaxonomy.taxeditor.bulkeditor.internal.TaxeditorBulkeditorPlugin;
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import eu.etaxonomy.taxeditor.model.MessagingUtils;
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import eu.etaxonomy.taxeditor.store.CdmStore;
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/**
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* <p>Abstract AbstractBulkEditorInput class.</p>
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*
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* @author p.ciardelli
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* @created 25.06.2009
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* @version 1.0
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* @param <T>
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*/
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public abstract class AbstractBulkEditorInput<T extends ICdmBase> implements IEditorInput, IEntityPersistenceService<T> {
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private UUID entityUuid;
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private List<T> model;
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private IEntityCreator<T> entityCreator;
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private static Class serviceClass;
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/**
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* <p>NewInstance</p>
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*
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* @param inputType a {@link eu.etaxonomy.taxeditor.bulkeditor.input.BulkEditorInputTypeValues.BulkEditorInputType} object.
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* @return a {@link eu.etaxonomy.taxeditor.bulkeditor.input.AbstractBulkEditorInput} object.
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*/
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static public AbstractBulkEditorInput NewInstance(BulkEditorInputType inputType) {
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return BulkEditorInputType.getInput(inputType);
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}
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/**
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* <p>NewInstance</p>
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*
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* @param entity a {@link eu.etaxonomy.cdm.model.common.IdentifiableEntity} object.
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* @return a {@link eu.etaxonomy.taxeditor.bulkeditor.input.AbstractBulkEditorInput} object.
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*/
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public static AbstractBulkEditorInput NewInstance(IdentifiableEntity entity) {
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BulkEditorInputType inputType = BulkEditorInputType.getByType(entity.getClass());
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AbstractBulkEditorInput editorInput = NewInstance(inputType);
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editorInput.setEntityUuid(entity.getUuid());
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return editorInput;
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}
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/**
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* <p>listEntities</p>
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*
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* @param configurator a {@link eu.etaxonomy.cdm.api.service.config.IIdentifiableEntityServiceConfigurator} object.
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* @return a {@link java.util.List} object.
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*/
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protected abstract List<T> listEntities(IIdentifiableEntityServiceConfigurator configurator);
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/**
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* <p>loadEntity</p>
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*
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* @param entityUuid a {@link java.util.UUID} object.
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* @return a T object.
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*/
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protected T loadEntity(UUID entityUuid) {
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List<String> propertyPaths = Arrays.asList(new String[]{});
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return (T) CdmStore.getService(serviceClass).load(entityUuid, propertyPaths);
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}
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private void setEntityUuid(UUID entityUuid){
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this.entityUuid = entityUuid;
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}
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/**
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* <p>Getter for the field <code>entityUuid</code>.</p>
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*
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* @return a {@link java.util.UUID} object.
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*/
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public UUID getEntityUuid() {
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return entityUuid;
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}
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/* (non-Javadoc)
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* @see org.eclipse.ui.IEditorInput#exists()
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*/
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/**
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* <p>exists</p>
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*
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* @return a boolean.
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*/
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@Override
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public boolean exists() {
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// TODO Auto-generated method stub
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return false;
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}
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/* (non-Javadoc)
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* @see org.eclipse.ui.IEditorInput#getImageDescriptor()
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*/
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/**
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* <p>getImageDescriptor</p>
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*
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* @return a {@link org.eclipse.jface.resource.ImageDescriptor} object.
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*/
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@Override
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public ImageDescriptor getImageDescriptor() {
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// TODO Auto-generated method stub
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return null;
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}
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/* (non-Javadoc)
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* @see org.eclipse.ui.IEditorInput#getPersistable()
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*/
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/**
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* <p>getPersistable</p>
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*
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* @return a {@link org.eclipse.ui.IPersistableElement} object.
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*/
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@Override
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public IPersistableElement getPersistable() {
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return null;
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}
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/* (non-Javadoc)
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* @see org.eclipse.core.runtime.IAdaptable#getAdapter(java.lang.Class)
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*/
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/** {@inheritDoc} */
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@Override
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@SuppressWarnings("unchecked")
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public Object getAdapter(Class adapter) {
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return null;
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}
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/**
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* <p>Setter for the field <code>query</code>.</p>
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*
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* @param bulkEditorQuery a {@link eu.etaxonomy.taxeditor.bulkeditor.IBulkEditorQuery} object.
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*/
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public void performSearch(final BulkEditorQuery bulkEditorQuery) {
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List<T> entityList = new ArrayList<T>();
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if(getEntityUuid() != null){
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T entity = (T) loadEntity(getEntityUuid());
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entityList.add(entity);
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model = entityList;
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}
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else if(bulkEditorQuery != null){
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IIdentifiableEntityServiceConfigurator configurator = bulkEditorQuery.getSearchConfigurator();
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Comparator queryComparator = (bulkEditorQuery.getComparator() != null) ? bulkEditorQuery.getComparator() : new TitleCacheComparator();
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entityList = listEntities(configurator);
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Collections.sort(entityList, queryComparator);
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}
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model = entityList;
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}
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/**
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* <p>isMergingEnabled</p>
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*
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* @return a boolean.
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*/
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public boolean isMergingEnabled() {
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return false;
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}
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/**
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* <p>isMergingEnabled</p>
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*
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* @return a boolean.
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*/
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public boolean isConvertingEnabled() {
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return false;
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}
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/**
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* <p>isMarkerTypeEditingEnabled</p>
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*
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* @param markerType a {@link eu.etaxonomy.cdm.model.common.MarkerType} object.
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* @return a boolean.
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*/
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public boolean isMarkerTypeEditingEnabled(MarkerType markerType) {
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return false;
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}
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/** {@inheritDoc} */
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@Override
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public boolean merge(T entity, T mergeTarget) {
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if (entity instanceof IMergable) {
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try {
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CdmStore.getCommonService().merge((IMergable)mergeTarget, (IMergable)entity, null);
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} catch (MergeException e) {
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MessagingUtils.errorDialog("Bulk Editor Merge Error",
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this,
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"Could not merge chosen objects of type " + entity.getClass().getName(),
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TaxeditorBulkeditorPlugin.PLUGIN_ID,
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e,
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true);
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}
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}
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return true;
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}
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/** {@inheritDoc} */
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@Override
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public boolean create(T entity) {
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return save(entity);
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}
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public IEntityCreator<T> getEntityCreator(){
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if(entityCreator == null){
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entityCreator = createEntityCreator();
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}
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return entityCreator;
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}
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/**
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* @return
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*/
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protected abstract IEntityCreator<T> createEntityCreator();
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/**
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* The default implementation returns an empty list of sort providers.
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* @return
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*/
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public List<IBulkEditorSortProvider<T>> getSortProviders(){
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List<IBulkEditorSortProvider<T>> sortProviders = new ArrayList<IBulkEditorSortProvider<T>>();
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sortProviders.add(new CdmBaseSortProvider<T>());
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return sortProviders;
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}
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/**
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* Returns a textual representation given object. The default implementation
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* in the abstract base class returns the simple name of the class, this may
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* be overwritten to something more specific in subclasses.
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*
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* @param entity
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* @return a textual representation given object.
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*/
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public String getTypeText(Object entity){
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return entity.getClass().getSimpleName();
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}
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/**
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* @param entity
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* @return
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*/
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public String getText(T entity) {
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if(entity instanceof IdentifiableEntity){
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IdentifiableEntity identifiableEntity = (IdentifiableEntity) HibernateProxyHelper.deproxy(entity);
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return identifiableEntity.getTitleCache();
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}
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return "No text. Implement in subclass";
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}
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/**
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* @return
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*/
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public List<?> getModel() {
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return model;
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}
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}
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