| /******************************************************************************* |
| * Copyright (c) 2009, 2019 Xored Software Inc and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-v20.html |
| * |
| * Contributors: |
| * Xored Software Inc - initial API and implementation and/or initial documentation |
| *******************************************************************************/ |
| package org.eclipse.rcptt.ecl.data.internal.commands; |
| |
| import java.util.List; |
| |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IStatus; |
| import org.eclipse.core.runtime.Status; |
| import org.eclipse.emf.ecore.util.EcoreUtil; |
| import org.eclipse.rcptt.ecl.core.Command; |
| import org.eclipse.rcptt.ecl.data.commands.ExcludeRows; |
| import org.eclipse.rcptt.ecl.data.commands.RowMatchMode; |
| import org.eclipse.rcptt.ecl.data.internal.EclDataPlugin; |
| import org.eclipse.rcptt.ecl.data.objects.ObjectsFactory; |
| import org.eclipse.rcptt.ecl.data.objects.Row; |
| import org.eclipse.rcptt.ecl.data.objects.Table; |
| import org.eclipse.rcptt.ecl.runtime.ICommandService; |
| import org.eclipse.rcptt.ecl.runtime.IProcess; |
| |
| public class ExcludeRowsService extends TableRowMatcher implements |
| ICommandService { |
| public IStatus service(Command command, IProcess context) |
| throws InterruptedException, CoreException { |
| if (!(command instanceof ExcludeRows)) { |
| return Status.CANCEL_STATUS; |
| } |
| |
| ExcludeRows ec = (ExcludeRows) command; |
| Table source = ec.getTable(); |
| List<String> srcColumns = source.getColumns(); |
| String filterColumn = ec.getColumn(); |
| if (filterColumn == null) { |
| return EclDataPlugin |
| .createErr( |
| "Failed to filter table. column argument is not specified.", |
| new Object[] {}); |
| } |
| int columnIndex = srcColumns.indexOf(filterColumn); |
| RowMatchMode match = ec.getMatch(); |
| |
| String value = ec.getValue(); |
| if (value == null) { |
| return EclDataPlugin.createErr( |
| "Failed to filter table. Pattern value is not specified.", |
| new Object[] {}); |
| } |
| IMatcher matcher = createMatcher(match, value); |
| Table result = ObjectsFactory.eINSTANCE.createTable(); |
| |
| result.getColumns().addAll(source.getColumns()); |
| if (columnIndex == -1) { |
| context.getOutput().write(result); |
| return Status.OK_STATUS; |
| } |
| for (Row row : source.getRows()) { |
| String columnValue = row.getValues().get(columnIndex); |
| if (!matcher.match(columnValue)) { |
| result.getRows().add(EcoreUtil.copy(row)); |
| } |
| } |
| context.getOutput().write(result); |
| return Status.OK_STATUS; |
| } |
| |
| } |