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src/share/jaxws_classes/com/sun/xml/internal/bind/api/TypeReference.java@9c07ef4934dd (annotated)

src/share/jaxws_classes/com/sun/xml/internal/bind/api/TypeReference.java

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

author

aoqi

date

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

changeset 637

9c07ef4934dd

parent 450

b0c2840e2513

parent 0

373ffda63c9a

permissions

-rw-r--r--

merge

aoqi@0	1	/*
aoqi@0	2	* Copyright (c) 1997, 2011, 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.bind.api;
aoqi@0	27
aoqi@0	28	import java.lang.annotation.Annotation;
aoqi@0	29	import java.lang.reflect.Type;
aoqi@0	30	import java.util.Arrays;
aoqi@0	31	import java.util.Collection;
aoqi@0	32
aoqi@0	33	import javax.xml.namespace.QName;
aoqi@0	34
aoqi@0	35	/**
aoqi@0	36	* A reference to a JAXB-bound type.
aoqi@0	37	*
aoqi@0	38	* <p>
aoqi@0	39	* <b>Subject to change without notice</b>.
aoqi@0	40	*
aoqi@0	41	* @since 2.0 EA1
aoqi@0	42	* @author Kohsuke Kawaguchi
aoqi@0	43	*/
aoqi@0	44	public final class TypeReference {
aoqi@0	45
aoqi@0	46	/**
aoqi@0	47	* The associated XML element name that the JAX-RPC uses with this type reference.
aoqi@0	48	*
aoqi@0	49	* Always non-null. Strings are interned.
aoqi@0	50	*/
aoqi@0	51	public final QName tagName;
aoqi@0	52
aoqi@0	53	/**
aoqi@0	54	* The Java type that's being referenced.
aoqi@0	55	*
aoqi@0	56	* Always non-null.
aoqi@0	57	*/
aoqi@0	58	public final Type type;
aoqi@0	59
aoqi@0	60	/**
aoqi@0	61	* The annotations associated with the reference of this type.
aoqi@0	62	*
aoqi@0	63	* Always non-null.
aoqi@0	64	*/
aoqi@0	65	public final Annotation[] annotations;
aoqi@0	66
aoqi@0	67	public TypeReference(QName tagName, Type type, Annotation... annotations) {
aoqi@0	68	if(tagName==null || type==null || annotations==null) {
aoqi@0	69	String nullArgs = "";
aoqi@0	70
aoqi@0	71	if(tagName == null) nullArgs = "tagName";
aoqi@0	72	if(type == null) nullArgs += (nullArgs.length() > 0 ? ", type" : "type");
aoqi@0	73	if(annotations == null) nullArgs += (nullArgs.length() > 0 ? ", annotations" : "annotations");
aoqi@0	74
aoqi@0	75	Messages.ARGUMENT_CANT_BE_NULL.format(nullArgs);
aoqi@0	76
aoqi@0	77	throw new IllegalArgumentException(Messages.ARGUMENT_CANT_BE_NULL.format(nullArgs));
aoqi@0	78	}
aoqi@0	79
aoqi@0	80	this.tagName = new QName(tagName.getNamespaceURI().intern(), tagName.getLocalPart().intern(), tagName.getPrefix());
aoqi@0	81	this.type = type;
aoqi@0	82	this.annotations = annotations;
aoqi@0	83	}
aoqi@0	84
aoqi@0	85	/**
aoqi@0	86	* Finds the specified annotation from the array and returns it.
aoqi@0	87	* Null if not found.
aoqi@0	88	*/
aoqi@0	89	public <A extends Annotation> A get( Class<A> annotationType ) {
aoqi@0	90	for (Annotation a : annotations) {
aoqi@0	91	if(a.annotationType()==annotationType)
aoqi@0	92	return annotationType.cast(a);
aoqi@0	93	}
aoqi@0	94	return null;
aoqi@0	95	}
aoqi@0	96
aoqi@0	97	/**
aoqi@0	98	* Creates a {@link TypeReference} for the item type,
aoqi@0	99	* if this {@link TypeReference} represents a collection type.
aoqi@0	100	* Otherwise returns an identical type.
aoqi@0	101	*/
aoqi@0	102	public TypeReference toItemType() {
aoqi@0	103	// if we are to reinstitute this check, check JAXB annotations only
aoqi@0	104	// assert annotations.length==0; // not designed to work with adapters.
aoqi@0	105
aoqi@0	106	Type base = Utils.REFLECTION_NAVIGATOR.getBaseClass(type, Collection.class);
aoqi@0	107	if(base==null)
aoqi@0	108	return this; // not a collection
aoqi@0	109
aoqi@0	110	return new TypeReference(tagName, Utils.REFLECTION_NAVIGATOR.getTypeArgument(base,0));
aoqi@0	111	}
aoqi@0	112
aoqi@0	113	@Override
aoqi@0	114	public boolean equals(Object o) {
aoqi@0	115	if (this == o) return true;
aoqi@0	116	if (o == null || getClass() != o.getClass()) return false;
aoqi@0	117
aoqi@0	118	TypeReference that = (TypeReference) o;
aoqi@0	119
aoqi@0	120	if (!Arrays.equals(annotations, that.annotations)) return false;
aoqi@0	121	if (!tagName.equals(that.tagName)) return false;
aoqi@0	122	if (!type.equals(that.type)) return false;
aoqi@0	123
aoqi@0	124	return true;
aoqi@0	125	}
aoqi@0	126
aoqi@0	127	@Override
aoqi@0	128	public int hashCode() {
aoqi@0	129	int result = tagName.hashCode();
aoqi@0	130	result = 31 * result + type.hashCode();
aoqi@0	131	result = 31 * result + Arrays.hashCode(annotations);
aoqi@0	132	return result;
aoqi@0	133	}
aoqi@0	134	}