Mercurial > jdk8-mips64-public > jaxws / file comparison
comparison: src/share/jaxws_classes/com/sun/xml/internal/ws/server/sei/ValueGetter.java
src/share/jaxws_classes/com/sun/xml/internal/ws/server/sei/ValueGetter.java
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| 1 /* | |
| 2 * Copyright (c) 1997, 2012, 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 com.sun.xml.internal.ws.server.sei; | |
| 27 | |
| 28 import com.sun.xml.internal.ws.model.ParameterImpl; | |
| 29 import com.sun.xml.internal.ws.api.model.Parameter; | |
| 30 | |
| 31 import javax.jws.WebParam.Mode; | |
| 32 import javax.xml.ws.Holder; | |
| 33 | |
| 34 /** | |
| 35 * Gets a value from an object that represents a parameter passed | |
| 36 * as a method argument. | |
| 37 * | |
| 38 * <p> | |
| 39 * This abstraction hides the handling of {@link Holder}. | |
| 40 * | |
| 41 * <p> | |
| 42 * {@link ValueGetter} is a stateless behavior encapsulation. | |
| 43 * | |
| 44 * @author Kohsuke Kawaguchi | |
| 45 */ | |
| 46 public enum ValueGetter { | |
| 47 /** | |
| 48 * {@link ValueGetter} that works for {@link Mode#IN} parameter. | |
| 49 * | |
| 50 * <p> | |
| 51 * Since it's the IN mode, the parameter is not a {@link Holder}, | |
| 52 * therefore the parameter itself is a value. | |
| 53 */ | |
| 54 PLAIN() { | |
| 55 public Object get(Object parameter) { | |
| 56 return parameter; | |
| 57 } | |
| 58 }, | |
| 59 /** | |
| 60 * Creates {@link ValueGetter} that works for {@link Holder}, | |
| 61 * which is {@link Mode#INOUT} or {@link Mode#OUT}. | |
| 62 * | |
| 63 * <p> | |
| 64 * In those {@link Mode}s, the parameter is a {@link Holder}, | |
| 65 * so the value to be sent is obtained by getting the value of the holder. | |
| 66 */ | |
| 67 HOLDER() { | |
| 68 public Object get(Object parameter) { | |
| 69 if(parameter==null) | |
| 70 // the user is allowed to pass in null where a Holder is expected. | |
| 71 return null; | |
| 72 return ((Holder)parameter).value; | |
| 73 } | |
| 74 }; | |
| 75 | |
| 76 /** | |
| 77 * Gets the value to be sent, from a parameter given as a method argument. | |
| 78 */ | |
| 79 public abstract Object get(Object parameter); | |
| 80 | |
| 81 /** | |
| 82 * Returns a {@link ValueGetter} suitable for the given {@link Parameter}. | |
| 83 */ | |
| 84 public static ValueGetter get(ParameterImpl p) { | |
| 85 // return value is always PLAIN | |
| 86 if(p.getMode() == Mode.IN || p.getIndex() == -1) { | |
| 87 return PLAIN; | |
| 88 } else { | |
| 89 return HOLDER; | |
| 90 } | |
| 91 } | |
| 92 } |
