001 /**
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements. See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License. You may obtain a copy of the License at
008 *
009 * http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017 package org.apache.camel;
018
019 import java.util.HashMap;
020 import java.util.Map;
021
022 import javax.xml.bind.annotation.XmlEnum;
023 import javax.xml.bind.annotation.XmlType;
024
025 /**
026 * Represents the kind of message exchange pattern
027 *
028 * @version $Revision: 752464 $
029 */
030 @XmlType
031 @XmlEnum(String.class)
032 public enum ExchangePattern {
033 InOnly, RobustInOnly, InOut, InOptionalOut, OutOnly, RobustOutOnly, OutIn, OutOptionalIn;
034
035 protected static final Map<String, ExchangePattern> MAP = new HashMap<String, ExchangePattern>();
036
037 /**
038 * Returns the WSDL URI for this message exchange pattern
039 */
040 public String getWsdlUri() {
041 switch (this) {
042 case InOnly:
043 return "http://www.w3.org/ns/wsdl/in-only";
044 case InOptionalOut:
045 return "http://www.w3.org/ns/wsdl/in-optional-out";
046 case InOut:
047 return "http://www.w3.org/ns/wsdl/in-out";
048 case OutIn:
049 return "http://www.w3.org/ns/wsdl/out-in";
050 case OutOnly:
051 return "http://www.w3.org/ns/wsdl/out-only";
052 case OutOptionalIn:
053 return "http://www.w3.org/ns/wsdl/out-optional_in";
054 case RobustInOnly:
055 return "http://www.w3.org/ns/wsdl/robust-in-only";
056 case RobustOutOnly:
057 return "http://www.w3.org/ns/wsdl/robust-out-only";
058 default:
059 throw new IllegalArgumentException("Unknown message exchange pattern: " + this);
060 }
061 }
062
063 /**
064 * Return true if there can be an IN message
065 */
066 public boolean isInCapable() {
067 switch (this) {
068 case OutOnly:
069 case RobustOutOnly:
070 return false;
071 default:
072 return true;
073 }
074 }
075
076 /**
077 * Return true if there can be an OUT message
078 */
079 public boolean isOutCapable() {
080 switch (this) {
081 case InOnly:
082 case RobustInOnly:
083 return false;
084 default:
085 return true;
086 }
087 }
088
089 /**
090 * Return true if there can be a FAULT message
091 */
092 public boolean isFaultCapable() {
093 switch (this) {
094 case InOnly:
095 case OutOnly:
096 return false;
097 default:
098 return true;
099 }
100 }
101
102 /**
103 * Converts the WSDL URI into a {@link ExchangePattern} instance
104 */
105 public static ExchangePattern fromWsdlUri(String wsdlUri) {
106 return MAP.get(wsdlUri);
107 }
108
109 public static ExchangePattern asEnum(String value) {
110 try {
111 return valueOf(value);
112 } catch (Exception e) {
113 throw new IllegalArgumentException("Unknown message exchange pattern: " + value, e);
114 }
115 }
116
117 static {
118 for (ExchangePattern mep : values()) {
119 String uri = mep.getWsdlUri();
120 MAP.put(uri, mep);
121 String name = uri.substring(uri.lastIndexOf('/') + 1);
122 MAP.put("http://www.w3.org/2004/08/wsdl/" + name, mep);
123 MAP.put("http://www.w3.org/2006/01/wsdl/" + name, mep);
124 }
125 }
126 }