templates.stub.ksoap.httptransportsewithzzip.vm Maven / Gradle / Ivy

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There is a newer version: 3.5.0

#parse("${include}/generic.include.vm")
#parse("${include}/webclient.ksoap.include.vm")
#set ( $className                ="$C_GZIPHTTPTRANSPORT")
$codewriter.setCurrentJavaFilename("$pkg", "${className}.java")
package $pkg;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.net.Proxy;
import java.util.zip.GZIPOutputStream;

import org.ksoap2.SoapEnvelope;
import org.ksoap2.transport.HttpTransportSE;
import org.ksoap2.transport.ServiceConnection;

/**
 * 实现Gzip压缩发送请求

 * {@link #compress}为true时发送数据前先压缩数据
 * @author guyadong
 *
 */
public class HttpTransportSEWithGzip extends HttpTransportSE {
	/**
	 * 是否启用GZIP压缩
	 */
	public boolean compress=true;
	public HttpTransportSEWithGzip(String url) {
		super(url);
	}

	public HttpTransportSEWithGzip(Proxy proxy, String url) {
		super(proxy, url);
	}

	public HttpTransportSEWithGzip(String url, int timeout) {
		super(url, timeout);
	}

	public HttpTransportSEWithGzip(Proxy proxy, String url, int timeout) {
		super(proxy, url, timeout);
	}

	public HttpTransportSEWithGzip(String url, int timeout, int contentLength) {
		super(url, timeout, contentLength);
	}

	public HttpTransportSEWithGzip(Proxy proxy, String url, int timeout, int contentLength) {
		super(proxy, url, timeout, contentLength);
	}

	@Override
	protected void sendData(byte[] requestData, ServiceConnection connection, SoapEnvelope envelope) throws IOException {
		if (this.compress) {
			// 将数据压缩
			ByteArrayOutputStream arrayOutputStream = new ByteArrayOutputStream(1024);
			GZIPOutputStream os = null;
			try {
				os = new GZIPOutputStream(arrayOutputStream);
				os.write(requestData, 0, requestData.length);
				os.finish();
			} finally {
				if (null != os)
					os.close();
			}
			connection.setRequestProperty("Content-Encoding", "gzip");
			requestData = arrayOutputStream.toByteArray();
		}
		super.sendData(requestData, connection, envelope);
	}
}