001/*
002 * (C) Copyright 2006-2013 Nuxeo SA (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 *     vpasquier
018 *     slacoin
019 */
020package org.nuxeo.ecm.automation;
021
022import java.util.LinkedList;
023import java.util.List;
024
025/**
026 * @since 5.7.2 Operation composite exception builder throwing @{link OperationCompoundException}.
027 * @deprecated since 9.10. Not used anymore.
028 */
029@Deprecated
030public class OperationCompoundExceptionBuilder {
031
032    protected final List<OperationException> accumulated = new LinkedList<OperationException>();
033
034    protected OperationException newThrowable(List<OperationException> causes) {
035        return new OperationCompoundException(getMessages(causes),
036                causes.toArray(new OperationException[causes.size()]));
037    }
038
039    protected String getMessages(List<OperationException> causes) {
040        StringBuilder stringBuilder = new StringBuilder();
041        for (OperationException operationException : causes) {
042            stringBuilder.append(operationException.getMessage());
043            stringBuilder.append(System.getProperty("line.separator"));
044        }
045        return stringBuilder.toString();
046    }
047
048    public void add(OperationException error) {
049        accumulated.add(error);
050    }
051
052    public void throwOnError() throws OperationException {
053        if (accumulated.isEmpty()) {
054            return;
055        }
056        throw newThrowable(accumulated);
057    }
058
059}