/*
* 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 io.netty.handler.codec.http.multipart;
import io.netty.buffer.ByteBuf;
import io.netty.channel.ChannelException;
import io.netty.handler.codec.http.HttpHeaders;
import java.io.IOException;
import java.nio.charset.Charset;
/**
* Default FileUpload implementation that stores file into memory.<br><br>
*
* Warning: be aware of the memory limitation.
*/
public class MemoryFileUpload extends AbstractMemoryHttpData implements FileUpload {
private String filename;
private String contentType;
private String contentTransferEncoding;
public MemoryFileUpload(String name, String filename, String contentType,
String contentTransferEncoding, Charset charset, long size) {
super(name, charset, size);
setFilename(filename);
setContentType(contentType);
setContentTransferEncoding(contentTransferEncoding);
}
@Override
public HttpDataType getHttpDataType() {
return HttpDataType.FileUpload;
}
@Override
public String getFilename() {
return filename;
}
@Override
public void setFilename(String filename) {
if (filename == null) {
throw new NullPointerException("filename");
}
this.filename = filename;
}
@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());
}
@Override
public int compareTo(InterfaceHttpData o) {
if (!(o instanceof FileUpload)) {
throw new ClassCastException("Cannot compare " + getHttpDataType() +
" with " + o.getHttpDataType());
}
return compareTo((FileUpload) o);
}
public int compareTo(FileUpload o) {
int v;
v = getName().compareToIgnoreCase(o.getName());
if (v != 0) {
return v;
}
// TODO should we compare size for instance ?
return v;
}
@Override
public void setContentType(String contentType) {
if (contentType == null) {
throw new NullPointerException("contentType");
}
this.contentType = contentType;
}
@Override
public String getContentType() {
return contentType;
}
@Override
public String getContentTransferEncoding() {
return contentTransferEncoding;
}
@Override
public void setContentTransferEncoding(String contentTransferEncoding) {
this.contentTransferEncoding = contentTransferEncoding;
}
@Override
public String toString() {
return HttpPostBodyUtil.CONTENT_DISPOSITION + ": " +
HttpPostBodyUtil.FORM_DATA + "; " + HttpPostBodyUtil.NAME + "=\"" + getName() +
"\"; " + HttpPostBodyUtil.FILENAME + "=\"" + filename + "\"\r\n" +
HttpHeaders.Names.CONTENT_TYPE + ": " + contentType +
(charset != null? "; " + HttpHeaders.Values.CHARSET + '=' + charset + "\r\n" : "\r\n") +
HttpHeaders.Names.CONTENT_LENGTH + ": " + length() + "\r\n" +
"Completed: " + isCompleted() +
"\r\nIsInMemory: " + isInMemory();
}
@Override
public FileUpload copy() {
MemoryFileUpload upload = new MemoryFileUpload(getName(), getFilename(), getContentType(),
getContentTransferEncoding(), getCharset(), size);
ByteBuf buf = content();
if (buf != null) {
try {
upload.setContent(buf.copy());
return upload;
} catch (IOException e) {
throw new ChannelException(e);
}
}
return upload;
}
@Override
public FileUpload duplicate() {
MemoryFileUpload upload = new MemoryFileUpload(getName(), getFilename(), getContentType(),
getContentTransferEncoding(), getCharset(), size);
ByteBuf buf = content();
if (buf != null) {
try {
upload.setContent(buf.duplicate());
return upload;
} catch (IOException e) {
throw new ChannelException(e);
}
}
return upload;
}
@Override
public FileUpload retain() {
super.retain();
return this;
}
@Override
public FileUpload retain(int increment) {
super.retain(increment);
return this;
}
}