| /******************************************************************************* |
| * Copyright (c) 2018 Ericsson |
| * |
| * All rights reserved. This program and the accompanying materials are |
| * made available under the terms of the Eclipse Public License 2.0 which |
| * accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| *******************************************************************************/ |
| package org.eclipse.tracecompass.internal.provisional.tmf.core.model.filter.parser; |
| |
| import java.util.List; |
| import java.util.Objects; |
| |
| import org.eclipse.jdt.annotation.Nullable; |
| |
| import com.google.common.collect.Iterables; |
| |
| /** |
| * Compilation unit for a filter negation |
| * |
| * @author Jean-Christian Kouame |
| * |
| */ |
| public class FilterNotCu extends FilterCu { |
| |
| /** |
| * Constructor |
| * |
| * @param expressions |
| * The list of time event filter expression |
| */ |
| public FilterNotCu(List<FilterExpressionCu> expressions) { |
| super(expressions); |
| } |
| |
| /** |
| * Compile an item filter compilation unit |
| * |
| * @param regex |
| * The filter regex |
| * @return The filter compilation unit |
| */ |
| public static @Nullable FilterCu compile(String regex) { |
| FilterCu cu = FilterCu.compile(regex); |
| if (cu == null) { |
| return null; |
| } |
| return new FilterNotCu(cu.getExpressions()); |
| } |
| |
| @Override |
| public Filter generate() { |
| Iterable<FilterExpression> expressions = Objects.requireNonNull(Iterables.transform(fExpressions, exp -> exp.generate())); |
| return new FilterNot(expressions); |
| } |
| |
| @Override |
| protected boolean getNot() { |
| return true; |
| } |
| |
| } |