| /** |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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 org.apache.camel.component.quickfixj; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import quickfix.Field; |
| import quickfix.FieldMap; |
| import quickfix.FieldNotFound; |
| import quickfix.Message; |
| import quickfix.SessionID; |
| import quickfix.field.MsgType; |
| import quickfix.field.SenderCompID; |
| import quickfix.field.TargetCompID; |
| |
| public class MessagePredicate { |
| private final List<Field<String>> headerCriteria = new ArrayList<Field<String>>(); |
| private final List<Field<String>> bodyCriteria = new ArrayList<Field<String>>(); |
| |
| public MessagePredicate(SessionID requestingSessionID, String msgType) { |
| // Reverse session ID for reply |
| // TODO may need to optionally include subID and locationID |
| addHeaderFieldIfPresent(SenderCompID.FIELD, requestingSessionID.getTargetCompID()); |
| addHeaderFieldIfPresent(TargetCompID.FIELD, requestingSessionID.getSenderCompID()); |
| withMessageType(msgType); |
| } |
| |
| private void addHeaderFieldIfPresent(int tag, String value) { |
| if (value != null && !"".equals(value)) { |
| withHeaderField(tag, value); |
| } |
| } |
| |
| public boolean evaluate(Message message) { |
| return evaluate(message, bodyCriteria) && evaluate(message.getHeader(), headerCriteria); |
| } |
| |
| private boolean evaluate(FieldMap fieldMap, List<Field<String>> criteria) { |
| for (Field<String> c : criteria) { |
| String value = null; |
| try { |
| if (fieldMap.isSetField(c.getField())) { |
| value = fieldMap.getString(c.getField()); |
| } |
| } catch (FieldNotFound e) { |
| // ignored, shouldn't happen |
| } |
| if (!c.getObject().equals(value)) { |
| return false; |
| } |
| } |
| return true; |
| } |
| |
| public MessagePredicate withField(int tag, String value) { |
| bodyCriteria.add(new Field<String>(tag, value)); |
| return this; |
| } |
| |
| public MessagePredicate withHeaderField(int tag, String value) { |
| headerCriteria.add(new Field<String>(tag, value)); |
| return this; |
| } |
| |
| private MessagePredicate withMessageType(String msgType) { |
| headerCriteria.add(new Field<String>(MsgType.FIELD, msgType)); |
| return this; |
| } |
| } |