/* * Copyright 2016 Code Above Lab LLC * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.codeabovelab.dm.cluman.cluster.filter; import org.springframework.util.PatternMatchUtils; /** * Uses {@link PatternMatchUtils } */ class PatternFilter extends AbstractTextFilter { public static final String PROTO = "pattern"; private final String pattern; public PatternFilter(String pattern) { this.pattern = pattern; } @Override public String getExpression() { return PROTO + ":" + pattern; } @Override protected boolean innerTest(CharSequence text) { if(text == null) { //obviously that '*' math null strings too return "*".equals(pattern); } return PatternMatchUtils.simpleMatch(pattern, text.toString()); } }