/*
* Copyright 2012 The Netty Project
*
* The Netty Project 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.jboss.netty.handler.codec.http.multipart;
import org.jboss.netty.buffer.ChannelBuffer;
import org.jboss.netty.buffer.ChannelBuffers;
import org.jboss.netty.util.CharsetUtil;
import java.io.UnsupportedEncodingException;
import java.nio.charset.Charset;
import java.util.ArrayList;
import java.util.List;
/**
* This Attribute is only for Encoder use to insert special command between object if needed
* (like Multipart Mixed mode)
*/
public class InternalAttribute implements InterfaceHttpData {
protected final List<String> value = new ArrayList<String>();
private final Charset charset;
@Deprecated
public InternalAttribute() {
this(CharsetUtil.UTF_8);
}
public InternalAttribute(Charset charset) {
this.charset = charset;
}
public HttpDataType getHttpDataType() {
return HttpDataType.InternalAttribute;
}
@Deprecated
public List<String> getValue() {
return value;
}
public void addValue(String value) {
if (value == null) {
throw new NullPointerException("value");
}
this.value.add(value);
}
public void addValue(String value, int rank) {
if (value == null) {
throw new NullPointerException("value");
}
this.value.add(rank, value);
}
public void setValue(String value, int rank) {
if (value == null) {
throw new NullPointerException("value");
}
this.value.set(rank, value);
}
@Override
public int hashCode() {
return getName().hashCode();
}
@Override
public boolean equals(Object o) {
if (!(o instanceof Attribute)) {
return false;
}
Attribute attribute = (Attribute) o;
return getName().equalsIgnoreCase(attribute.getName());
}
public int compareTo(InterfaceHttpData o) {
if (!(o instanceof InternalAttribute)) {
throw new ClassCastException("Cannot compare " + getHttpDataType() +
" with " + o.getHttpDataType());
}
return compareTo((InternalAttribute) o);
}
public int compareTo(InternalAttribute o) {
return getName().compareToIgnoreCase(o.getName());
}
public int size() {
int size = 0;
for (String elt : value) {
try {
size += elt.getBytes(charset.name()).length;
} catch (UnsupportedEncodingException e) {
throw new RuntimeException(e);
}
}
return size;
}
@Override
public String toString() {
StringBuilder result = new StringBuilder();
for (String elt : value) {
result.append(elt);
}
return result.toString();
}
public ChannelBuffer toChannelBuffer() {
ChannelBuffer[] buffers = new ChannelBuffer[value.size()];
for (int i = 0; i < buffers.length; i++) {
buffers[i] = ChannelBuffers.copiedBuffer(value.get(i), charset);
}
return ChannelBuffers.wrappedBuffer(buffers);
}
public String getName() {
return "InternalAttribute";
}
}