ohair@286: /*
alanb@368: * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
ohair@286: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
ohair@286: *
ohair@286: * This code is free software; you can redistribute it and/or modify it
ohair@286: * under the terms of the GNU General Public License version 2 only, as
ohair@286: * published by the Free Software Foundation. Oracle designates this
ohair@286: * particular file as subject to the "Classpath" exception as provided
ohair@286: * by Oracle in the LICENSE file that accompanied this code.
ohair@286: *
ohair@286: * This code is distributed in the hope that it will be useful, but WITHOUT
ohair@286: * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
ohair@286: * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
ohair@286: * version 2 for more details (a copy is included in the LICENSE file that
ohair@286: * accompanied this code).
ohair@286: *
ohair@286: * You should have received a copy of the GNU General Public License version
ohair@286: * 2 along with this work; if not, write to the Free Software Foundation,
ohair@286: * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
ohair@286: *
ohair@286: * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
ohair@286: * or visit www.oracle.com if you need additional information or have any
ohair@286: * questions.
ohair@286: */
ohair@286:
ohair@286: package com.sun.xml.internal.ws.server;
ohair@286:
ohair@286: import com.sun.xml.internal.ws.api.message.Packet;
ohair@286: import com.sun.xml.internal.ws.api.message.AttachmentSet;
ohair@286: import com.sun.xml.internal.ws.api.message.Attachment;
ohair@286:
ohair@286: import java.util.*;
ohair@286: import javax.xml.ws.handler.MessageContext;
ohair@286: import javax.xml.ws.WebServiceContext;
ohair@286: import javax.activation.DataHandler;
ohair@286:
ohair@286: /**
ohair@286: * Implements {@link WebServiceContext}'s {@link MessageContext} on top of {@link Packet}.
ohair@286: *
ohair@286: *
ohair@286: * This class creates a {@link Map} view for APPLICATION scoped properties that
ohair@286: * gets exposed to endpoint implementations during the invocation
ohair@286: * of web methods. The implementations access this map using
ohair@286: * WebServiceContext.getMessageContext().
ohair@286: *
ohair@286: *
ohair@286: * Some of the {@link Map} methods requre this class to
ohair@286: * build the complete {@link Set} of properties, but we
ohair@286: * try to avoid that as much as possible.
ohair@286: *
ohair@286: *
ohair@286: * @author Jitendra Kotamraju
ohair@286: */
ohair@286: public final class EndpointMessageContextImpl extends AbstractMap implements MessageContext {
ohair@286:
ohair@286: /**
ohair@286: * Lazily computed.
ohair@286: */
ohair@286: private Set> entrySet;
ohair@286: private final Packet packet;
ohair@286:
ohair@286: /**
ohair@286: * @param packet
ohair@286: * The {@link Packet} to wrap.
ohair@286: */
ohair@286: public EndpointMessageContextImpl(Packet packet) {
ohair@286: this.packet = packet;
ohair@286: }
ohair@286:
ohair@286: @Override
alanb@368: @SuppressWarnings("element-type-mismatch")
ohair@286: public Object get(Object key) {
ohair@286: if (packet.supports(key)) {
ohair@286: return packet.get(key); // strongly typed
ohair@286: }
ohair@286: if (packet.getHandlerScopePropertyNames(true).contains(key)) {
ohair@286: return null; // no such application-scope property
ohair@286: }
ohair@286: Object value = packet.invocationProperties.get(key);
ohair@286:
ohair@286: //add the attachments from the Message to the corresponding attachment property
ohair@286: if(key.equals(MessageContext.OUTBOUND_MESSAGE_ATTACHMENTS) ||
ohair@286: key.equals(MessageContext.INBOUND_MESSAGE_ATTACHMENTS)){
ohair@286: Map atts = (Map) value;
ohair@286: if(atts == null)
ohair@286: atts = new HashMap();
ohair@286: AttachmentSet attSet = packet.getMessage().getAttachments();
ohair@286: for(Attachment att : attSet){
ohair@286: atts.put(att.getContentId(), att.asDataHandler());
ohair@286: }
ohair@286: return atts;
ohair@286: }
ohair@286: return value;
ohair@286: }
ohair@286:
ohair@286: @Override
ohair@286: public Object put(String key, Object value) {
ohair@286: if (packet.supports(key)) {
ohair@286: return packet.put(key, value); // strongly typed
ohair@286: }
ohair@286: Object old = packet.invocationProperties.get(key);
ohair@286: if (old != null) {
ohair@286: if (packet.getHandlerScopePropertyNames(true).contains(key)) {
ohair@286: throw new IllegalArgumentException("Cannot overwrite property in HANDLER scope");
ohair@286: }
ohair@286: // Overwrite existing APPLICATION scoped property
ohair@286: packet.invocationProperties.put(key, value);
ohair@286: return old;
ohair@286: }
ohair@286: // No existing property. So Add a new property
ohair@286: packet.invocationProperties.put(key, value);
ohair@286: return null;
ohair@286: }
ohair@286:
ohair@286: @Override
alanb@368: @SuppressWarnings("element-type-mismatch")
ohair@286: public Object remove(Object key) {
ohair@286: if (packet.supports(key)) {
ohair@286: return packet.remove(key);
ohair@286: }
ohair@286: Object old = packet.invocationProperties.get(key);
ohair@286: if (old != null) {
ohair@286: if (packet.getHandlerScopePropertyNames(true).contains(key)) {
ohair@286: throw new IllegalArgumentException("Cannot remove property in HANDLER scope");
ohair@286: }
ohair@286: // Remove existing APPLICATION scoped property
ohair@286: packet.invocationProperties.remove(key);
ohair@286: return old;
ohair@286: }
ohair@286: // No existing property.
ohair@286: return null;
ohair@286: }
ohair@286:
ohair@286: public Set> entrySet() {
ohair@286: if (entrySet == null) {
ohair@286: entrySet = new EntrySet();
ohair@286: }
ohair@286: return entrySet;
ohair@286: }
ohair@286:
ohair@286: public void setScope(String name, MessageContext.Scope scope) {
ohair@286: throw new UnsupportedOperationException(
ohair@286: "All the properties in this context are in APPLICATION scope. Cannot do setScope().");
ohair@286: }
ohair@286:
ohair@286: public MessageContext.Scope getScope(String name) {
ohair@286: throw new UnsupportedOperationException(
ohair@286: "All the properties in this context are in APPLICATION scope. Cannot do getScope().");
ohair@286: }
ohair@286:
ohair@286: private class EntrySet extends AbstractSet> {
ohair@286:
ohair@286: public Iterator> iterator() {
ohair@286: final Iterator> it = createBackupMap().entrySet().iterator();
ohair@286:
ohair@286: return new Iterator>() {
ohair@286: Map.Entry cur;
ohair@286:
ohair@286: public boolean hasNext() {
ohair@286: return it.hasNext();
ohair@286: }
ohair@286:
ohair@286: public Map.Entry next() {
ohair@286: cur = it.next();
ohair@286: return cur;
ohair@286: }
ohair@286:
ohair@286: public void remove() {
ohair@286: it.remove();
ohair@286: EndpointMessageContextImpl.this.remove(cur.getKey());
ohair@286: }
ohair@286: };
ohair@286: }
ohair@286:
ohair@286: public int size() {
ohair@286: return createBackupMap().size();
ohair@286: }
ohair@286:
ohair@286: }
ohair@286:
ohair@286: private Map createBackupMap() {
ohair@286: Map backupMap = new HashMap();
ohair@286: backupMap.putAll(packet.createMapView());
ohair@286: Set handlerProps = packet.getHandlerScopePropertyNames(true);
ohair@286: for(Map.Entry e : packet.invocationProperties.entrySet()) {
ohair@286: if (!handlerProps.contains(e.getKey())) {
ohair@286: backupMap.put(e.getKey(), e.getValue());
ohair@286: }
ohair@286: }
ohair@286: return backupMap;
ohair@286: }
ohair@286:
ohair@286: }