001/*
002 * (C) Copyright 2017 Nuxeo (http://nuxeo.com/) and others.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *    http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 *
016 * Contributors:
017 *     Kevin Leturc <[email protected]>
018 */
019package org.nuxeo.runtime;
020
021import java.util.List;
022
023/**
024 * Handles runtime message.
025 *
026 * @since 9.10
027 */
028public interface RuntimeMessageHandler {
029
030    /**
031     * Warning messages don't block server startup.
032     */
033    void addWarning(String message);
034
035    /**
036     * @return an unmodifiable {@link List} of warning messages
037     */
038    List<String> getWarnings();
039
040    /**
041     * Add new error.
042     * <p />
043     * Error messages block server startup in strict mode.
044     */
045    void addError(String message);
046
047    /**
048     * @return an unmodifiable {@link List} of error messages
049     */
050    List<String> getErrors();
051
052}