Java tutorial
/** * Copyright (C) 2010-16 the original author or authors. * * 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.github.rvesse.airline.utils.predicates.parser; import org.apache.commons.collections4.Predicate; import org.apache.commons.lang3.tuple.Pair; import com.github.rvesse.airline.model.OptionMetadata; public class ParsedOptionFinder implements Predicate<Pair<OptionMetadata, Object>> { private final OptionMetadata opt; public ParsedOptionFinder(OptionMetadata option) { this.opt = option; } @Override public boolean evaluate(Pair<OptionMetadata, Object> parsedOption) { if (parsedOption == null) return false; if (this.opt == null) return false; return this.opt.equals(parsedOption.getLeft()); } }