1 /**
2 * Licensed to the Apache Software Foundation (ASF) under one or more
3 * contributor license agreements. See the NOTICE file distributed with
4 * this work for additional information regarding copyright ownership.
5 * The ASF licenses this file to You under the Apache License, Version 2.0
6 * (the "License"); you may not use this file except in compliance with
7 * the License. You may obtain a copy of the License at
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 */
17 package org.apache.openejb.server.webservices.saaj;
18
19 import org.apache.openejb.util.Logger;
20 import org.apache.openejb.util.LogCategory;
21
22 import javax.xml.soap.SOAPException;
23 import java.util.HashMap;
24 import java.util.Map;
25
26 class SaajFactoryFinder {
27 private static final Logger logger = Logger.getInstance(LogCategory.OPENEJB_WS, SaajFactoryFinder.class);
28 private static final String SAAJ_PROVIDER_PROPERTY = "org.apache.openejb.server.webservices.saaj.provider";
29
30 private static SaajUniverse.Type DEFAULT_SAAJ_UNIVERSE = null;
31
32 private static final Map<String, Map<String, String>> SAAJ_FACTORIES = new HashMap<String, Map<String, String>>();
33 static {
34 SAAJ_FACTORIES.put(SaajUniverse.Type.AXIS1.toString(), createSAAJInfo(
35 "org.apache.axis.soap.MessageFactoryImpl",
36 "org.apache.axis.soap.SOAPFactoryImpl",
37 "org.apache.axis.soap.SOAPConnectionFactoryImpl",
38 "org.apache.axis.soap.SAAJMetaFactoryImpl"));
39 SAAJ_FACTORIES.put(SaajUniverse.Type.AXIS2.toString(), createSAAJInfo(
40 "org.apache.axis2.saaj.MessageFactoryImpl",
41 "org.apache.axis2.saaj.SOAPFactoryImpl",
42 "org.apache.axis2.saaj.SOAPConnectionFactoryImpl",
43 "org.apache.axis2.saaj.SAAJMetaFactoryImpl"));
44 SAAJ_FACTORIES.put(SaajUniverse.Type.SUN.toString(), createSAAJInfo(
45 "com.sun.xml.messaging.saaj.soap.ver1_1.SOAPMessageFactory1_1Impl",
46 "com.sun.xml.messaging.saaj.soap.ver1_1.SOAPFactory1_1Impl",
47 "com.sun.xml.messaging.saaj.client.p2p.HttpSOAPConnectionFactory",
48 "com.sun.xml.messaging.saaj.soap.SAAJMetaFactoryImpl"));
49
50 initDefaultSAAJProvider();
51 }
52
53 private static void initDefaultSAAJProvider() {
54 String provider = System.getProperty(SAAJ_PROVIDER_PROPERTY);
55 if (provider != null) {
56 if (provider.equalsIgnoreCase("axis2")) {
57 DEFAULT_SAAJ_UNIVERSE = SaajUniverse.Type.AXIS2;
58 } else if (provider.equalsIgnoreCase("sun")) {
59 DEFAULT_SAAJ_UNIVERSE = SaajUniverse.Type.SUN;
60 } else {
61 throw new RuntimeException("Invalid SAAJ universe specified: " + provider);
62 }
63
64 logger.info("Default SAAJ universe: " + DEFAULT_SAAJ_UNIVERSE);
65 } else {
66 logger.info("Default SAAJ universe not set");
67 }
68 }
69
70 private static Map<String, String> createSAAJInfo(String messageFactory, String soapFactory, String soapConnectionFactory, String metaFactory) {
71 Map<String, String> map = new HashMap<String, String>();
72 map.put("javax.xml.soap.MessageFactory", messageFactory);
73 map.put("javax.xml.soap.SOAPFactory", soapFactory);
74 map.put("javax.xml.soap.SOAPConnectionFactory", soapConnectionFactory);
75 map.put("javax.xml.soap.MetaFactory", metaFactory);
76 return map;
77 }
78
79 static Object find(String factoryPropertyName) throws SOAPException {
80 String factoryClassName = getFactoryClass(factoryPropertyName);
81 if (factoryClassName == null) {
82 throw new SOAPException("Provider for " + factoryPropertyName + " cannot be found", null);
83 } else {
84 return newInstance(factoryClassName);
85 }
86 }
87
88 private static String getFactoryClass(String factoryName) {
89 SaajUniverse.Type universe = SaajUniverse.getCurrentUniverse();
90 if (universe == null || universe == SaajUniverse.Type.DEFAULT) {
91 if (DEFAULT_SAAJ_UNIVERSE == null) {
92 // Default SAAJ universe not set.
93 // Prefer Axis2 SAAJ if it is in class loader, otherwise use Sun's
94 if (isAxis2InClassLoader()) {
95 universe = SaajUniverse.Type.AXIS2;
96 } else {
97 universe = SaajUniverse.Type.SUN;
98 }
99 } else {
100 // Use default SAAJ universe
101 universe = DEFAULT_SAAJ_UNIVERSE;
102 }
103 }
104
105 return SAAJ_FACTORIES.get(universe.toString()).get(factoryName);
106 }
107
108 private static boolean isAxis2InClassLoader() {
109 try {
110 loadClass("org.apache.axis2.saaj.MessageFactoryImpl");
111 return true;
112 } catch (ClassNotFoundException e) {
113 return false;
114 }
115 }
116
117 private static Class loadClass(String className) throws ClassNotFoundException {
118 ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
119 if (classLoader == null) {
120 return Class.forName(className);
121 } else {
122 return classLoader.loadClass(className);
123 }
124 }
125
126 private static Object newInstance(String factoryClassName) throws SOAPException {
127 try {
128 Class factory = null;
129 try {
130 factory = loadClass(factoryClassName);
131 } catch (ClassNotFoundException cnfe) {
132 factory = SaajFactoryFinder.class.getClassLoader().loadClass(factoryClassName);
133 }
134 return factory.newInstance();
135 } catch (ClassNotFoundException e) {
136 throw new SOAPException("Provider " + factoryClassName + " not found", e);
137 } catch (Exception e) {
138 throw new SOAPException("Provider " + factoryClassName + " could not be instantiated: " + e.getMessage(), e);
139 }
140 }
141 }