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A builder-style HTTP client API, including authentication, and extensible
handling of common content-types such as JSON and XML. It is built on top of
Apache's HttpClient.
/*
* Copyright 2008-2011 Thomas Nichols. http://blog.thomnichols.org
*
* Licensed 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.
*
* You are receiving this code free of charge, which represents many hours of
* effort from other individuals and corporations. As a responsible member
* of the community, you are encouraged (but not required) to donate any
* enhancements or improvements back to the community under a similar open
* source license. Thank you. -TMN
*/
package groovyx.net.http;
import static groovyx.net.http.ContentEncoding.Type.DEFLATE;
import java.io.IOException;
import java.io.InputStream;
import java.util.zip.InflaterInputStream;
import org.apache.http.HttpEntity;
import org.apache.http.entity.HttpEntityWrapper;
/**
* Content encoding used to handle Deflate responses.
* @author Tom Nichols
*/
public class DeflateEncoding extends ContentEncoding {
/**
* Returns the {@link ContentEncoding.Type#DEFLATE} encoding string which is
* added to the Accept-Encoding
header by the base class.
*/
@Override
public String getContentEncoding() {
return DEFLATE.toString();
}
/**
* Wraps the raw entity in a {@link InflaterEntity}.
*/
@Override
public HttpEntity wrapResponseEntity( HttpEntity raw ) {
return new InflaterEntity( raw );
}
/**
* Entity used to interpret a Deflate-encoded response
* @author Tom Nichols
*/
public static class InflaterEntity extends HttpEntityWrapper {
public InflaterEntity(final HttpEntity entity) {
super(entity);
}
/**
* returns a {@link InflaterInputStream} which wraps the original entity's
* content stream
* @see HttpEntity#getContent()
*/
@Override
public InputStream getContent() throws IOException, IllegalStateException {
return new InflaterInputStream( wrappedEntity.getContent() );
}
/**
* @return -1
*/
@Override
public long getContentLength() {
// length of ungzipped content is not known
return -1;
}
}
}