mirror of https://github.com/etesync/android
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
114 lines
3.8 KiB
114 lines
3.8 KiB
/*
|
|
* ====================================================================
|
|
* 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.
|
|
* ====================================================================
|
|
*
|
|
* This software consists of voluntary contributions made by many
|
|
* individuals on behalf of the Apache Software Foundation. For more
|
|
* information on the Apache Software Foundation, please see
|
|
* <http://www.apache.org/>.
|
|
*
|
|
*/
|
|
package org.apache.http.client.entity;
|
|
|
|
/*
|
|
* ====================================================================
|
|
* 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.
|
|
* ====================================================================
|
|
*
|
|
* This software consists of voluntary contributions made by many
|
|
* individuals on behalf of the Apache Software Foundation. For more
|
|
* information on the Apache Software Foundation, please see
|
|
* <http://www.apache.org/>.
|
|
*
|
|
*/
|
|
|
|
import java.io.IOException;
|
|
import java.io.InputStream;
|
|
import java.io.OutputStream;
|
|
import java.util.zip.GZIPOutputStream;
|
|
|
|
import org.apache.http.Header;
|
|
import org.apache.http.HttpEntity;
|
|
import org.apache.http.entity.HttpEntityWrapperHC4;
|
|
import org.apache.http.message.BasicHeader;
|
|
import org.apache.http.protocol.HTTP;
|
|
import org.apache.http.util.Args;
|
|
|
|
/**
|
|
* Wrapping entity that compresses content when {@link #writeTo writing}.
|
|
*
|
|
*
|
|
* @since 4.0
|
|
*/
|
|
public class GzipCompressingEntity extends HttpEntityWrapperHC4 {
|
|
|
|
private static final String GZIP_CODEC = "gzip";
|
|
|
|
public GzipCompressingEntity(final HttpEntity entity) {
|
|
super(entity);
|
|
}
|
|
|
|
@Override
|
|
public Header getContentEncoding() {
|
|
return new BasicHeader(HTTP.CONTENT_ENCODING, GZIP_CODEC);
|
|
}
|
|
|
|
@Override
|
|
public long getContentLength() {
|
|
return -1;
|
|
}
|
|
|
|
@Override
|
|
public boolean isChunked() {
|
|
// force content chunking
|
|
return true;
|
|
}
|
|
|
|
@Override
|
|
public InputStream getContent() throws IOException {
|
|
throw new UnsupportedOperationException();
|
|
}
|
|
|
|
@Override
|
|
public void writeTo(final OutputStream outstream) throws IOException {
|
|
Args.notNull(outstream, "Output stream");
|
|
final GZIPOutputStream gzip = new GZIPOutputStream(outstream);
|
|
wrappedEntity.writeTo(gzip);
|
|
// Only close output stream if the wrapped entity has been
|
|
// successfully written out
|
|
gzip.close();
|
|
}
|
|
|
|
}
|