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

src/share/jaxws_classes/com/sun/xml/internal/ws/client/sei/ValueSetter.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.sei;
aoqi@0	27
aoqi@0	28	import com.sun.xml.internal.ws.api.model.Parameter;
aoqi@0	29	import com.sun.xml.internal.ws.model.ParameterImpl;
aoqi@0	30	import com.sun.xml.internal.ws.spi.db.PropertyAccessor;
aoqi@0	31
aoqi@0	32	import javax.xml.ws.Holder;
aoqi@0	33	import javax.xml.ws.WebServiceException;
aoqi@0	34	import javax.xml.namespace.QName;
aoqi@0	35	import javax.xml.bind.JAXBException;
aoqi@0	36
aoqi@0	37	/**
aoqi@0	38	* Moves a Java value unmarshalled from a response message
aoqi@0	39	* to the right place.
aoqi@0	40	*
aoqi@0	41	* <p>
aoqi@0	42	* Sometimes values are returned as a return value, and
aoqi@0	43	* others are returned in the {@link Holder} value. Instances
aoqi@0	44	* of this interface abstracts this detail.
aoqi@0	45	*
aoqi@0	46	* <p>
aoqi@0	47	* {@link ValueSetter} is a stateless behavior encapsulation.
aoqi@0	48	*
aoqi@0	49	* @author Kohsuke Kawaguchi
aoqi@0	50	*/
aoqi@0	51	public abstract class ValueSetter {
aoqi@0	52	private ValueSetter() {}
aoqi@0	53
aoqi@0	54	/**
aoqi@0	55	* Moves the value to the expected place.
aoqi@0	56	*
aoqi@0	57	* @param obj
aoqi@0	58	* The unmarshalled object.
aoqi@0	59	* @param args
aoqi@0	60	* The arguments given to the Java method invocation. If <tt>obj</tt>
aoqi@0	61	* is supposed to be returned as a {@link Holder} value, a suitable
aoqi@0	62	* {@link Holder} is obtained from this argument list and <tt>obj</tt>
aoqi@0	63	* is set.
aoqi@0	64	*
aoqi@0	65	* @return
aoqi@0	66	* if <tt>obj</tt> is supposed to be returned as a return value
aoqi@0	67	* from the method, this method returns <tt>obj</tt>. Otherwise null.
aoqi@0	68	*/
aoqi@0	69	abstract Object put(Object obj, Object[] args);
aoqi@0	70
aoqi@0	71	/**
aoqi@0	72	* Singleton instance.
aoqi@0	73	*/
aoqi@0	74	private static final ValueSetter RETURN_VALUE = new ReturnValue();
aoqi@0	75	/**
aoqi@0	76	* {@link Param}s with small index numbers are used often,
aoqi@0	77	* so we pool them to reduce the footprint.
aoqi@0	78	*/
aoqi@0	79	private static final ValueSetter[] POOL = new ValueSetter[16];
aoqi@0	80
aoqi@0	81	static {
aoqi@0	82	for( int i=0; i<POOL.length; i++ )
aoqi@0	83	POOL[i] = new Param(i);
aoqi@0	84	}
aoqi@0	85
aoqi@0	86	/**
aoqi@0	87	* Returns a {@link ValueSetter} suitable for the given {@link Parameter}.
aoqi@0	88	*/
aoqi@0	89	static ValueSetter getSync(ParameterImpl p) {
aoqi@0	90	int idx = p.getIndex();
aoqi@0	91
aoqi@0	92	if(idx==-1)
aoqi@0	93	return RETURN_VALUE;
aoqi@0	94	if(idx<POOL.length)
aoqi@0	95	return POOL[idx];
aoqi@0	96	else
aoqi@0	97	return new Param(idx);
aoqi@0	98	}
aoqi@0	99
aoqi@0	100
aoqi@0	101	private static final class ReturnValue extends ValueSetter {
aoqi@0	102	Object put(Object obj, Object[] args) {
aoqi@0	103	return obj;
aoqi@0	104	}
aoqi@0	105	}
aoqi@0	106
aoqi@0	107	static final class Param extends ValueSetter {
aoqi@0	108	/**
aoqi@0	109	* Index of the argument to put the value to.
aoqi@0	110	*/
aoqi@0	111	private final int idx;
aoqi@0	112
aoqi@0	113	public Param(int idx) {
aoqi@0	114	this.idx = idx;
aoqi@0	115	}
aoqi@0	116
aoqi@0	117	Object put(Object obj, Object[] args) {
aoqi@0	118	Object arg = args[idx];
aoqi@0	119	if(arg!=null) {
aoqi@0	120	// we build model in such a way that this is guaranteed
aoqi@0	121	assert arg instanceof Holder;
aoqi@0	122	((Holder)arg).value = obj;
aoqi@0	123	}
aoqi@0	124	// else {
aoqi@0	125	// if null is given as a Holder, there's no place to return
aoqi@0	126	// the value, so just ignore.
aoqi@0	127	// }
aoqi@0	128
aoqi@0	129	// no value to return
aoqi@0	130	return null;
aoqi@0	131	}
aoqi@0	132	}
aoqi@0	133
aoqi@0	134	/**
aoqi@0	135	* Singleton instance.
aoqi@0	136	*/
aoqi@0	137	static final ValueSetter SINGLE_VALUE = new SingleValue();
aoqi@0	138
aoqi@0	139	/**
aoqi@0	140	* Used in case of async invocation, where there is only one OUT parameter
aoqi@0	141	*/
aoqi@0	142	private static final class SingleValue extends ValueSetter {
aoqi@0	143	/**
aoqi@0	144	* Set args[0] as the value
aoqi@0	145	*/
aoqi@0	146	Object put(Object obj, Object[] args) {
aoqi@0	147	args[0] = obj;
aoqi@0	148	return null;
aoqi@0	149	}
aoqi@0	150	}
aoqi@0	151
aoqi@0	152	/**
aoqi@0	153	* OUT parameters are set in async bean
aoqi@0	154	*/
aoqi@0	155	static final class AsyncBeanValueSetter extends ValueSetter {
aoqi@0	156
aoqi@0	157	private final PropertyAccessor accessor;
aoqi@0	158
aoqi@0	159	AsyncBeanValueSetter(ParameterImpl p, Class wrapper) {
aoqi@0	160	QName name = p.getName();
aoqi@0	161	try {
aoqi@0	162	accessor = p.getOwner().getBindingContext().getElementPropertyAccessor(
aoqi@0	163	wrapper, name.getNamespaceURI(), name.getLocalPart() );
aoqi@0	164	} catch (JAXBException e) {
aoqi@0	165	throw new WebServiceException( // TODO: i18n
aoqi@0	166	wrapper+" do not have a property of the name "+name,e);
aoqi@0	167	}
aoqi@0	168	}
aoqi@0	169
aoqi@0	170	/**
aoqi@0	171	* Sets the property in async bean instance
aoqi@0	172	*
aoqi@0	173	* @param obj property in async bean
aoqi@0	174	* @param args args[0] contains async bean instance
aoqi@0	175	* @return null always
aoqi@0	176	*/
aoqi@0	177	Object put(Object obj, Object[] args) {
aoqi@0	178	assert args != null;
aoqi@0	179	assert args.length == 1;
aoqi@0	180	assert args[0] != null;
aoqi@0	181
aoqi@0	182	Object bean = args[0];
aoqi@0	183	try {
aoqi@0	184	accessor.set(bean, obj);
aoqi@0	185	} catch (Exception e) {
aoqi@0	186	throw new WebServiceException(e); // TODO:i18n
aoqi@0	187	}
aoqi@0	188	return null;
aoqi@0	189	}
aoqi@0	190
aoqi@0	191	}
aoqi@0	192
aoqi@0	193	}