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src/java.xml.ws/share/classes/javax/xml/soap/SAAJMetaFactory.java

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   1 /*
   2  * Copyright (c) 2004, 2013, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package javax.xml.soap;
  27 
  28 /**
  29 * The access point for the implementation classes of the factories defined in the
  30 * SAAJ API. All of the <code>newInstance</code> methods defined on factories in
  31 * SAAJ 1.3 defer to instances of this class to do the actual object creation.
  32 * The implementations of <code>newInstance()</code> methods (in SOAPFactory and MessageFactory)
  33 * that existed in SAAJ 1.2 have been updated to also delegate to the SAAJMetaFactory when the SAAJ 1.2
  34 * defined lookup fails to locate the Factory implementation class name.
  35 *
  36 * <p>
  37 * SAAJMetaFactory is a service provider interface. There are no public methods on this
  38 * class.
  39 *
  40 * @author SAAJ RI Development Team
  41 * @since 1.6, SAAJ 1.3
  42 */
  43 
  44 public abstract class SAAJMetaFactory {
  45     static private final String META_FACTORY_CLASS_PROPERTY =
  46         "javax.xml.soap.MetaFactory";
  47     static final String DEFAULT_META_FACTORY_CLASS =
  48         "com.sun.xml.internal.messaging.saaj.soap.SAAJMetaFactoryImpl";
  49 
  50     /**
  51      * Creates a new instance of a concrete <code>SAAJMetaFactory</code> object.
  52      * The SAAJMetaFactory is an SPI, it pulls the creation of the other factories together into a
  53      * single place. Changing out the SAAJMetaFactory has the effect of changing out the entire SAAJ
  54      * implementation. Service providers provide the name of their <code>SAAJMetaFactory</code>
  55      * implementation.
  56      *
  57      * This method uses the following ordered lookup procedure to determine the SAAJMetaFactory implementation class to load:
  58      * <UL>
  59      *  <LI> Use the javax.xml.soap.MetaFactory system property.
  60      *  <LI> Use the properties file "lib/jaxm.properties" in the JRE directory. This configuration file is in standard
  61      * java.util.Properties format and contains the fully qualified name of the implementation class with the key being the
  62      * system property defined above.
  63      *  <LI> Use the Services API (as detailed in the JAR specification), if available, to determine the classname. The Services API
  64      * will look for a classname in the file META-INF/services/javax.xml.soap.MetaFactory in jars available to the runtime.
  65      *  <LI> Default to com.sun.xml.internal.messaging.saaj.soap.SAAJMetaFactoryImpl.
  66      * </UL>
  67      *
  68      * @return a concrete <code>SAAJMetaFactory</code> object
  69      * @exception SOAPException if there is an error in creating the <code>SAAJMetaFactory</code>
  70      */
  71     static SAAJMetaFactory getInstance() throws SOAPException {
  72             try {
  73                 SAAJMetaFactory instance =
  74                     (SAAJMetaFactory) FactoryFinder.find(
  75                         META_FACTORY_CLASS_PROPERTY,
  76                         DEFAULT_META_FACTORY_CLASS);
  77                 return instance;
  78             } catch (Exception e) {
  79                 throw new SOAPException(
  80                     "Unable to create SAAJ meta-factory" + e.getMessage());
  81             }
  82     }
  83 
  84     protected SAAJMetaFactory() { }
  85 
  86      /**
  87       * Creates a <code>MessageFactory</code> object for
  88       * the given <code>String</code> protocol.
  89       *
  90       * @param protocol a <code>String</code> indicating the protocol
  91       * @exception SOAPException if there is an error in creating the
  92       *            MessageFactory
  93       * @see SOAPConstants#SOAP_1_1_PROTOCOL
  94       * @see SOAPConstants#SOAP_1_2_PROTOCOL
  95       * @see SOAPConstants#DYNAMIC_SOAP_PROTOCOL
  96       */
  97     protected abstract MessageFactory newMessageFactory(String protocol)
  98         throws SOAPException;
  99 
 100      /**
 101       * Creates a <code>SOAPFactory</code> object for
 102       * the given <code>String</code> protocol.
 103       *
 104       * @param protocol a <code>String</code> indicating the protocol
 105       * @exception SOAPException if there is an error in creating the
 106       *            SOAPFactory
 107       * @see SOAPConstants#SOAP_1_1_PROTOCOL
 108       * @see SOAPConstants#SOAP_1_2_PROTOCOL
 109       * @see SOAPConstants#DYNAMIC_SOAP_PROTOCOL
 110       */
 111     protected abstract SOAPFactory newSOAPFactory(String protocol)
 112         throws SOAPException;
 113 }
   1 /*
   2  * Copyright (c) 2004, 2015, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package javax.xml.soap;
  27 
  28 /**
  29 * The access point for the implementation classes of the factories defined in the
  30 * SAAJ API. All of the {@code newInstance} methods defined on factories in
  31 * SAAJ 1.3 defer to instances of this class to do the actual object creation.
  32 * The implementations of {@code newInstance()} methods (in SOAPFactory and MessageFactory)
  33 * that existed in SAAJ 1.2 have been updated to also delegate to the SAAJMetaFactory when the SAAJ 1.2
  34 * defined lookup fails to locate the Factory implementation class name.
  35 *
  36 * <p>
  37 * SAAJMetaFactory is a service provider interface. There are no public methods on this
  38 * class.
  39 *
  40 * @author SAAJ RI Development Team
  41 * @since 1.6, SAAJ 1.3
  42 */
  43 
  44 public abstract class SAAJMetaFactory {
  45     static private final String META_FACTORY_CLASS_PROPERTY =
  46         "javax.xml.soap.MetaFactory";
  47     static final String DEFAULT_META_FACTORY_CLASS =
  48         "com.sun.xml.internal.messaging.saaj.soap.SAAJMetaFactoryImpl";
  49 
  50     /**
  51      * Creates a new instance of a concrete {@code SAAJMetaFactory} object.
  52      * The SAAJMetaFactory is an SPI, it pulls the creation of the other factories together into a
  53      * single place. Changing out the SAAJMetaFactory has the effect of changing out the entire SAAJ
  54      * implementation. Service providers provide the name of their {@code SAAJMetaFactory}
  55      * implementation.
  56      *
  57      * This method uses the following ordered lookup procedure to determine the SAAJMetaFactory implementation class to load:
  58      * <UL>
  59      *  <LI> Use the javax.xml.soap.MetaFactory system property.
  60      *  <LI> Use the properties file "lib/jaxm.properties" in the JRE directory. This configuration file is in standard
  61      * java.util.Properties format and contains the fully qualified name of the implementation class with the key being the
  62      * system property defined above.
  63      *  <LI> Use the Services API (as detailed in the JAR specification), if available, to determine the classname. The Services API
  64      * will look for a classname in the file META-INF/services/javax.xml.soap.MetaFactory in jars available to the runtime.
  65      *  <LI> Default to com.sun.xml.internal.messaging.saaj.soap.SAAJMetaFactoryImpl.
  66      * </UL>
  67      *
  68      * @return a concrete {@code SAAJMetaFactory} object
  69      * @exception SOAPException if there is an error in creating the {@code SAAJMetaFactory}
  70      */
  71     static SAAJMetaFactory getInstance() throws SOAPException {
  72             try {
  73                 SAAJMetaFactory instance =
  74                     (SAAJMetaFactory) FactoryFinder.find(
  75                         META_FACTORY_CLASS_PROPERTY,
  76                         DEFAULT_META_FACTORY_CLASS);
  77                 return instance;
  78             } catch (Exception e) {
  79                 throw new SOAPException(
  80                     "Unable to create SAAJ meta-factory" + e.getMessage());
  81             }
  82     }
  83 
  84     protected SAAJMetaFactory() { }
  85 
  86      /**
  87       * Creates a {@code MessageFactory} object for
  88       * the given {@code String} protocol.
  89       *
  90       * @param protocol a {@code String} indicating the protocol
  91       * @exception SOAPException if there is an error in creating the
  92       *            MessageFactory
  93       * @see SOAPConstants#SOAP_1_1_PROTOCOL
  94       * @see SOAPConstants#SOAP_1_2_PROTOCOL
  95       * @see SOAPConstants#DYNAMIC_SOAP_PROTOCOL
  96       */
  97     protected abstract MessageFactory newMessageFactory(String protocol)
  98         throws SOAPException;
  99 
 100      /**
 101       * Creates a {@code SOAPFactory} object for
 102       * the given {@code String} protocol.
 103       *
 104       * @param protocol a {@code String} indicating the protocol
 105       * @exception SOAPException if there is an error in creating the
 106       *            SOAPFactory
 107       * @see SOAPConstants#SOAP_1_1_PROTOCOL
 108       * @see SOAPConstants#SOAP_1_2_PROTOCOL
 109       * @see SOAPConstants#DYNAMIC_SOAP_PROTOCOL
 110       */
 111     protected abstract SOAPFactory newSOAPFactory(String protocol)
 112         throws SOAPException;
 113 }
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