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src/share/jaxws_classes/com/sun/xml/internal/ws/client/ContentNegotiation.java@9c07ef4934dd (annotated)

src/share/jaxws_classes/com/sun/xml/internal/ws/client/ContentNegotiation.java

Thu, 31 Aug 2017 15:18:52 +0800

author

aoqi

date

Thu, 31 Aug 2017 15:18:52 +0800

changeset 637

9c07ef4934dd

parent 368

0989ad8c0860

parent 0

373ffda63c9a

permissions

-rw-r--r--

merge

aoqi@0	1	/*
aoqi@0	2	* Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
aoqi@0	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0	4	*
aoqi@0	5	* This code is free software; you can redistribute it and/or modify it
aoqi@0	6	* under the terms of the GNU General Public License version 2 only, as
aoqi@0	7	* published by the Free Software Foundation. Oracle designates this
aoqi@0	8	* particular file as subject to the "Classpath" exception as provided
aoqi@0	9	* by Oracle in the LICENSE file that accompanied this code.
aoqi@0	10	*
aoqi@0	11	* This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0	12	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0	13	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
aoqi@0	14	* version 2 for more details (a copy is included in the LICENSE file that
aoqi@0	15	* accompanied this code).
aoqi@0	16	*
aoqi@0	17	* You should have received a copy of the GNU General Public License version
aoqi@0	18	* 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0	19	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0	20	*
aoqi@0	21	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0	22	* or visit www.oracle.com if you need additional information or have any
aoqi@0	23	* questions.
aoqi@0	24	*/
aoqi@0	25
aoqi@0	26	package com.sun.xml.internal.ws.client;
aoqi@0	27
aoqi@0	28	/**
aoqi@0	29	* Content negotiation enum.
aoqi@0	30	* <p>
aoqi@0	31	* A value of {@link #none} means no content negotation at level of the
aoqi@0	32	* client transport will be performed to negotiate the encoding of XML infoset.
aoqi@0	33	* The default encoding will always be used.
aoqi@0	34	* <p>
aoqi@0	35	* A value of {@link #pessimistic} means the client transport will assume
aoqi@0	36	* the default encoding of XML infoset for an outbound message unless informed
aoqi@0	37	* otherwise by a previously received inbound message.
aoqi@0	38	* (The client transport initially and pessimistically assumes that a service
aoqi@0	39	* does not support anything other than the default encoding of XML infoset.)
aoqi@0	40	* <p>
aoqi@0	41	* A value of {@link #optimistic} means the client transport will assume
aoqi@0	42	* a non-default encoding of XML infoset for an outbound message.
aoqi@0	43	* (The client transport optimistically assumes that a service
aoqi@0	44	* supports the non-default encoding of XML infoset.)
aoqi@0	45	*
aoqi@0	46	* @author Paul.Sandoz@Sun.Com
aoqi@0	47	*/
aoqi@0	48	public enum ContentNegotiation {
aoqi@0	49	none,
aoqi@0	50	pessimistic,
aoqi@0	51	optimistic;
aoqi@0	52
aoqi@0	53	/**
aoqi@0	54	* Property name for content negotiation on {@link RequestContext}.
aoqi@0	55	*/
aoqi@0	56	public static final String PROPERTY = "com.sun.xml.internal.ws.client.ContentNegotiation";
aoqi@0	57
aoqi@0	58	/**
aoqi@0	59	* Obtain the content negotiation value from a system property.
aoqi@0	60	* <p>
aoqi@0	61	* This method will never throw a runtime exception.
aoqi@0	62	*
aoqi@0	63	* @return the content negotiation value.
aoqi@0	64	*/
aoqi@0	65	public static ContentNegotiation obtainFromSystemProperty() {
aoqi@0	66	try {
aoqi@0	67	String value = System.getProperty(PROPERTY);
aoqi@0	68
aoqi@0	69	if (value == null) {
aoqi@0	70	return none;
aoqi@0	71	}
aoqi@0	72
aoqi@0	73	return valueOf(value);
aoqi@0	74	} catch (Exception e) {
aoqi@0	75	// Default to none for any unrecognized value or any other
aoqi@0	76	// runtime exception thrown
aoqi@0	77	return none;
aoqi@0	78	}
aoqi@0	79	}
aoqi@0	80	}