src/share/jaxws_classes/com/sun/xml/internal/ws/server/sei/EndpointValueSetter.java

Tue, 06 Mar 2012 16:09:35 -0800

author
ohair
date
Tue, 06 Mar 2012 16:09:35 -0800
changeset 286
f50545b5e2f1
child 368
0989ad8c0860
permissions
-rw-r--r--

7150322: Stop using drop source bundles in jaxws
Reviewed-by: darcy, ohrstrom

ohair@286 1 /*
ohair@286 2 * Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved.
ohair@286 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
ohair@286 4 *
ohair@286 5 * This code is free software; you can redistribute it and/or modify it
ohair@286 6 * under the terms of the GNU General Public License version 2 only, as
ohair@286 7 * published by the Free Software Foundation. Oracle designates this
ohair@286 8 * particular file as subject to the "Classpath" exception as provided
ohair@286 9 * by Oracle in the LICENSE file that accompanied this code.
ohair@286 10 *
ohair@286 11 * This code is distributed in the hope that it will be useful, but WITHOUT
ohair@286 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
ohair@286 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
ohair@286 14 * version 2 for more details (a copy is included in the LICENSE file that
ohair@286 15 * accompanied this code).
ohair@286 16 *
ohair@286 17 * You should have received a copy of the GNU General Public License version
ohair@286 18 * 2 along with this work; if not, write to the Free Software Foundation,
ohair@286 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
ohair@286 20 *
ohair@286 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
ohair@286 22 * or visit www.oracle.com if you need additional information or have any
ohair@286 23 * questions.
ohair@286 24 */
ohair@286 25
ohair@286 26 package com.sun.xml.internal.ws.server.sei;
ohair@286 27
ohair@286 28 import com.sun.xml.internal.ws.api.model.Parameter;
ohair@286 29 import com.sun.xml.internal.ws.model.ParameterImpl;
ohair@286 30
ohair@286 31 import javax.xml.ws.Holder;
ohair@286 32
ohair@286 33 /**
ohair@286 34 * Moves a Java value unmarshalled from a response message
ohair@286 35 * to the right place.
ohair@286 36 *
ohair@286 37 * <p>
ohair@286 38 * Sometimes values are returned as a return value, and
ohair@286 39 * others are returned in the {@link Holder} value. Instances
ohair@286 40 * of this interface abstracts this detail.
ohair@286 41 *
ohair@286 42 * <p>
ohair@286 43 * {@link EndpointValueSetter} is a stateless behavior encapsulation.
ohair@286 44 *
ohair@286 45 * @author Jitendra Kotamraju
ohair@286 46 */
ohair@286 47 public abstract class EndpointValueSetter {
ohair@286 48 private EndpointValueSetter() {}
ohair@286 49
ohair@286 50 /**
ohair@286 51 * Moves the value to the expected place.
ohair@286 52 *
ohair@286 53 * @param obj
ohair@286 54 * The unmarshalled object.
ohair@286 55 * @param args
ohair@286 56 * The arguments that need to be given to the Java method invocation. If <tt>obj</tt>
ohair@286 57 * is supposed to be returned as a {@link Holder} value, a suitable
ohair@286 58 * {@link Holder} is obtained from this argument list and <tt>obj</tt>
ohair@286 59 * is set.
ohair@286 60 *
ohair@286 61 */
ohair@286 62 abstract void put(Object obj, Object[] args);
ohair@286 63
ohair@286 64 /**
ohair@286 65 * {@link Param}s with small index numbers are used often,
ohair@286 66 * so we pool them to reduce the footprint.
ohair@286 67 */
ohair@286 68 private static final EndpointValueSetter[] POOL = new EndpointValueSetter[16];
ohair@286 69
ohair@286 70 static {
ohair@286 71 for( int i=0; i<POOL.length; i++ )
ohair@286 72 POOL[i] = new Param(i);
ohair@286 73 }
ohair@286 74
ohair@286 75 /**
ohair@286 76 * Returns a {@link EndpointValueSetter} suitable for the given {@link Parameter}.
ohair@286 77 */
ohair@286 78 public static EndpointValueSetter get(ParameterImpl p) {
ohair@286 79 int idx = p.getIndex();
ohair@286 80 if (p.isIN()) {
ohair@286 81 if (idx<POOL.length) {
ohair@286 82 return POOL[idx];
ohair@286 83 } else {
ohair@286 84 return new Param(idx);
ohair@286 85 }
ohair@286 86 } else {
ohair@286 87 return new HolderParam(idx);
ohair@286 88 }
ohair@286 89 }
ohair@286 90
ohair@286 91 static class Param extends EndpointValueSetter {
ohair@286 92 /**
ohair@286 93 * Index of the argument to put the value to.
ohair@286 94 */
ohair@286 95 protected final int idx;
ohair@286 96
ohair@286 97 public Param(int idx) {
ohair@286 98 this.idx = idx;
ohair@286 99 }
ohair@286 100
ohair@286 101 void put(Object obj, Object[] args) {
ohair@286 102 if (obj != null) {
ohair@286 103 args[idx] = obj;
ohair@286 104 }
ohair@286 105 }
ohair@286 106 }
ohair@286 107
ohair@286 108 static final class HolderParam extends Param {
ohair@286 109
ohair@286 110 public HolderParam(int idx) {
ohair@286 111 super(idx);
ohair@286 112 }
ohair@286 113
ohair@286 114 @Override
ohair@286 115 void put(Object obj, Object[] args) {
ohair@286 116 Holder holder = new Holder();
ohair@286 117 if (obj != null) {
ohair@286 118 holder.value = obj;
ohair@286 119 }
ohair@286 120 args[idx] = holder;
ohair@286 121 }
ohair@286 122 }
ohair@286 123 }

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