pass data between Java and C -


i have c structure.

struct data{     double value1[50];     double value2[50];     int count; };

i want map data java c structure.how can using jni? java code not programmed me. java programmer wants know in form should send me data? should expect more details

i testing code filling structure instance csv file containing 2 columns.

i want return 3 double values c code java application.

provide following declaration java programmer:

public native double[] dodata(double [] value1, double [] value2, int count);

in c code able fill structure passed parameters. jni header this:

jniexport jdoublearray jnicall java_package_classname_dodata(jnienv * , jobject, jdoublearray , jdoublearray, jint);

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