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 dist-snc

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NetIOUtils.java

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package lambdacloud.net;

import java.io.UnsupportedEncodingException;

import java.nio.ByteBuffer;

import lambdacloud.core.CloudSD;

public class NetIOUtils {

public static CloudSD createCloudSD(byte[] data, int nameLen, int dataLen) {

String name = null;

try {

name = new String(data, 0, nameLen, "UTF-8");

} catch (UnsupportedEncodingException e) {

e.printStackTrace();

}

double[] ddata = toDoubleArray(data, nameLen, dataLen);

return new CloudSD(name).init(ddata);

}

public static CloudSDResp createCloudSDResp(byte[] data, int status, int nameLen, int messageLen) {

CloudSDResp resp = new CloudSDResp();

resp.status = status;

try {

resp.objName = new String(data, 0, nameLen, "UTF-8");

resp.message = new String(data, nameLen, messageLen, "UTF-8");

} catch (UnsupportedEncodingException e) {

e.printStackTrace();

}

return resp;

}

public static CloudFuncResp createCloudFuncResp(byte[] data, int status, int nameLen, int messageLen) {

CloudFuncResp resp = new CloudFuncResp();

resp.status = status;

try {

resp.objName = new String(data, 0, nameLen, "UTF-8");

resp.message = new String(data, nameLen, messageLen, "UTF-8");

} catch (UnsupportedEncodingException e) {

e.printStackTrace();

}

return resp;

}

public static double[] toDoubleArray(byte[] byteArray, int offset, int length){

int times = Double.SIZE / Byte.SIZE;

double[] doubles = new double[length / times];

for(int i=0;i<doubles.length;i++){

doubles[i] = ByteBuffer.wrap(byteArray, offset+i*times, times).getDouble();

}

return doubles;

}

}