Java tutorial
package org.eluder.coveralls.maven.plugin.validation; /* * #[license] * coveralls-maven-plugin * %% * Copyright (C) 2013 - 2014 Tapio Rautonen * %% * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. * %[license] */ import java.util.ArrayList; import java.util.List; import org.apache.maven.plugin.logging.Log; import org.eluder.coveralls.maven.plugin.validation.ValidationError.Level; public class ValidationErrors extends ArrayList<ValidationError> { public void throwOrInform(final Log log) { List<ValidationError> errors = filter(Level.ERROR); if (!errors.isEmpty()) { throw new ValidationException(errors.get(0).getMessage()); } for (ValidationError error : filter(Level.WARN)) { log.warn(error.getMessage()); } } private List<ValidationError> filter(final Level level) { List<ValidationError> filtered = new ArrayList<ValidationError>(); for (ValidationError error : this) { if (level.equals(error.getLevel())) { filtered.add(error); } } return filtered; } }