/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.cxf.message;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import org.apache.cxf.helpers.CastUtils;
import org.apache.cxf.service.model.MessagePartInfo;
public class MessageContentsList extends ArrayList<Object> {
public static final Object REMOVED_MARKER = new Object();
public MessageContentsList() {
super(6);
}
public MessageContentsList(Object ... values) {
super(Arrays.asList(values));
}
public MessageContentsList(List<?> values) {
super(values);
}
public static MessageContentsList getContentsList(Message msg) {
List<Object> o = CastUtils.cast(msg.getContent(List.class));
if (o == null) {
return null;
}
if (!(o instanceof MessageContentsList)) {
MessageContentsList l2 = new MessageContentsList(o);
msg.setContent(List.class, l2);
return l2;
}
return (MessageContentsList)o;
}
public Object set(int idx, Object value) {
ensureSize(idx);
return super.set(idx, value);
}
private void ensureSize(int idx) {
while (idx >= size()) {
add(REMOVED_MARKER);
}
}
public Object put(MessagePartInfo key, Object value) {
ensureSize(key.getIndex());
return super.set(key.getIndex(), value);
}
public boolean hasValue(MessagePartInfo key) {
if (key.getIndex() >= size()) {
return false;
}
return super.get(key.getIndex()) != REMOVED_MARKER;
}
public Object get(MessagePartInfo key) {
Object o = super.get(key.getIndex());
return o == REMOVED_MARKER ? null : o;
}
public void remove(MessagePartInfo key) {
put(key, REMOVED_MARKER);
}
}
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