Java tutorial
/******************************************************************************* * Copyright (c) 2011 neXtep Software and contributors. * All rights reserved. * * This file is part of neXtep designer. * * NeXtep designer is free software: you can redistribute it * and/or modify it under the terms of the GNU General Public * License as published by the Free Software Foundation, either * version 3 of the License, or any later version. * * NeXtep designer is distributed in the hope that it will be * useful, but WITHOUT ANY WARRANTY; without even the implied * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. * See the GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with Foobar. If not, see <http://www.gnu.org/licenses/>. * * Contributors: * neXtep Softwares - initial API and implementation *******************************************************************************/ package com.nextep.designer.sqlgen.ui.dbgm; import java.util.Arrays; import java.util.Collection; import java.util.Map; import org.eclipse.jface.dialogs.MessageDialog; import org.eclipse.jface.resource.ImageDescriptor; import org.eclipse.jface.text.IDocument; import org.eclipse.jface.text.Position; import org.eclipse.jface.text.source.Annotation; import org.eclipse.ui.IPersistableElement; import org.eclipse.ui.PlatformUI; import org.eclipse.ui.texteditor.IDocumentProvider; import com.nextep.datadesigner.Designer; import com.nextep.datadesigner.dbgm.gui.editors.IAnnotatedInput; import com.nextep.datadesigner.dbgm.gui.editors.ISQLEditorInput; import com.nextep.datadesigner.dbgm.gui.editors.ISubmitable; import com.nextep.datadesigner.dbgm.gui.editors.SQLComparisonEditorInput; import com.nextep.datadesigner.dbgm.model.IProcedure; import com.nextep.datadesigner.dbgm.model.ITrigger; import com.nextep.datadesigner.model.ChangeEvent; import com.nextep.datadesigner.model.IElementType; import com.nextep.datadesigner.model.IEventListener; import com.nextep.datadesigner.model.IObservable; import com.nextep.datadesigner.vcs.gui.rcp.IComparisonItemEditorInput; import com.nextep.designer.core.CorePlugin; import com.nextep.designer.dbgm.DbgmPlugin; import com.nextep.designer.dbgm.mergers.TriggerMerger; import com.nextep.designer.dbgm.services.IParsingService; import com.nextep.designer.sqlgen.ui.SQLMessages; import com.nextep.designer.sqlgen.ui.services.SQLEditorUIServices; import com.nextep.designer.ui.factories.ImageFactory; /** * @author Christophe Fondacci */ public class TriggerEditorInput implements ISQLEditorInput<ITrigger>, ISubmitable, IEventListener, IAnnotatedInput { private ITrigger model; public TriggerEditorInput(ITrigger trigger) { this.model = trigger; if (trigger != null) { Designer.getListenerService().registerListener(this, this.model, this); } } /** * @see com.nextep.datadesigner.dbgm.gui.editors.ISQLEditorInput#getSql() */ @Override public String getSql() { return getModel().getSql(); } /** * @see com.nextep.datadesigner.dbgm.gui.editors.ISQLEditorInput#save(org.eclipse.ui.texteditor.IDocumentProvider) */ @Override public void save(IDocumentProvider provider) { CorePlugin.getIdentifiableDao().save(getModel()); } /** * @see com.nextep.datadesigner.dbgm.gui.editors.ISQLEditorInput#setSql(java.lang.String) */ @Override public void setSql(String sql) { getModel().setSourceCode(adjustName(sql)); } /** * @see org.eclipse.ui.IEditorInput#exists() */ @Override public boolean exists() { return false; } /** * @see org.eclipse.ui.IEditorInput#getImageDescriptor() */ @Override public ImageDescriptor getImageDescriptor() { return ImageFactory.getImageDescriptor(getModel().getType().getIcon()); } /** * @see org.eclipse.ui.IEditorInput#getName() */ @Override public String getName() { return getModel().getName(); } /** * @see org.eclipse.ui.IEditorInput#getPersistable() */ @Override public IPersistableElement getPersistable() { return null; } /** * @see org.eclipse.ui.IEditorInput#getToolTipText() */ @Override public String getToolTipText() { return getModel().getName(); } @SuppressWarnings("unchecked") @Override public Object getAdapter(Class adapter) { if (adapter == IComparisonItemEditorInput.class) { return new SQLComparisonEditorInput(this, TriggerMerger.ATTR_SQL); } return null; } /** * @see com.nextep.datadesigner.model.IModelOriented#getModel() */ @Override public ITrigger getModel() { return model; } /** * @see com.nextep.datadesigner.model.IModelOriented#setModel(java.lang.Object) */ @Override public void setModel(ITrigger model) { this.model = model; } @Override public String getDatabaseType() { return "TRIGGER"; } @Override public boolean showSubmit() { return false; } @Override public void handleEvent(ChangeEvent event, IObservable source, Object data) { } @Override public boolean equals(Object obj) { if (obj instanceof TriggerEditorInput) { return getModel() == ((TriggerEditorInput) obj).getModel(); } return false; } private String adjustName(String sql) { final IParsingService parsingService = getParsingService(); // Parsing name if (model.isCustom()) { String parsedName = parsingService.parseName(IElementType.getInstance(ITrigger.TYPE_ID), sql); String renamedSql = sql; if (parsedName != null && !parsedName.equalsIgnoreCase(getName())) { boolean confirmed = MessageDialog.openQuestion( PlatformUI.getWorkbench().getActiveWorkbenchWindow().getShell(), SQLMessages.getString("rename.trigger.confirmTitle"), //$NON-NLS-1$ SQLMessages.getString("rename.trigger.confirmMsg")); //$NON-NLS-1$ if (confirmed) { // Renaming element model.setName(parsedName); // Renaming SQL which will be returned by this method renamedSql = parsingService.getRenamedSql(IElementType.getInstance(IProcedure.TYPE_ID), sql, parsedName); } else { // If user did not confirm, we restore original name on the BODY renamedSql = parsingService.getRenamedSql(IElementType.getInstance(IProcedure.TYPE_ID), sql, model.getName()); } } return renamedSql; } else { return sql; } } private IParsingService getParsingService() { return DbgmPlugin.getService(IParsingService.class); } @Override public Map<Annotation, Position> getAnnotationMap(IDocument doc) { return SQLEditorUIServices.getInstance().getCompilationMarkersFor(getModel(), doc); } @Override public Collection<String> getAnnotationTypes() { return Arrays.asList("org.eclipse.ui.workbench.texteditor.error", //$NON-NLS-1$ "org.eclipse.ui.workbench.texteditor.warning"); //$NON-NLS-1$ } }