325N/A/*
325N/A * Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved.
325N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
325N/A *
325N/A * This code is free software; you can redistribute it and/or modify it
325N/A * under the terms of the GNU General Public License version 2 only, as
325N/A * published by the Free Software Foundation. Oracle designates this
325N/A * particular file as subject to the "Classpath" exception as provided
325N/A * by Oracle in the LICENSE file that accompanied this code.
325N/A *
325N/A * This code is distributed in the hope that it will be useful, but WITHOUT
325N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
325N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
325N/A * version 2 for more details (a copy is included in the LICENSE file that
325N/A * accompanied this code).
325N/A *
325N/A * You should have received a copy of the GNU General Public License version
325N/A * 2 along with this work; if not, write to the Free Software Foundation,
325N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
325N/A *
325N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
325N/A * or visit www.oracle.com if you need additional information or have any
325N/A * questions.
325N/A */
325N/A
325N/Apackage com.sun.xml.internal.ws.server.sei;
325N/A
325N/Aimport com.sun.xml.internal.ws.model.ParameterImpl;
325N/Aimport com.sun.xml.internal.ws.api.model.Parameter;
325N/A
325N/Aimport javax.jws.WebParam.Mode;
325N/Aimport javax.xml.ws.Holder;
325N/A
325N/A/**
325N/A * Gets a value from an object that represents a parameter passed
325N/A * as a method argument.
325N/A *
325N/A * <p>
325N/A * This abstraction hides the handling of {@link Holder}.
325N/A *
325N/A * <p>
325N/A * {@link ValueGetter} is a stateless behavior encapsulation.
325N/A *
325N/A * @author Kohsuke Kawaguchi
325N/A */
325N/Aenum ValueGetter {
325N/A /**
325N/A * {@link ValueGetter} that works for {@link Mode#IN} parameter.
325N/A *
325N/A * <p>
325N/A * Since it's the IN mode, the parameter is not a {@link Holder},
325N/A * therefore the parameter itself is a value.
325N/A */
325N/A PLAIN() {
325N/A Object get(Object parameter) {
325N/A return parameter;
325N/A }
325N/A },
325N/A /**
325N/A * Creates {@link ValueGetter} that works for {@link Holder},
325N/A * which is {@link Mode#INOUT} or {@link Mode#OUT}.
325N/A *
325N/A * <p>
325N/A * In those {@link Mode}s, the parameter is a {@link Holder},
325N/A * so the value to be sent is obtained by getting the value of the holder.
325N/A */
325N/A HOLDER() {
325N/A Object get(Object parameter) {
325N/A if(parameter==null)
325N/A // the user is allowed to pass in null where a Holder is expected.
325N/A return null;
325N/A return ((Holder)parameter).value;
325N/A }
325N/A };
325N/A
325N/A /**
325N/A * Gets the value to be sent, from a parameter given as a method argument.
325N/A */
325N/A abstract Object get(Object parameter);
325N/A
325N/A /**
325N/A * Returns a {@link ValueGetter} suitable for the given {@link Parameter}.
325N/A */
325N/A static ValueGetter get(ParameterImpl p) {
325N/A // return value is always PLAIN
325N/A if(p.getMode() == Mode.IN || p.getIndex() == -1) {
325N/A return PLAIN;
325N/A } else {
325N/A return HOLDER;
325N/A }
325N/A }
325N/A}