?? sameprocess.java
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package misc;import mpjdev.*;import mpjbuf.*;import java.io.*;import java.util.Vector;public class SameProcess { public static void main(String[] args) throws Exception { MPJDev.init(args); Buffer wb = new Buffer(16); Buffer rb = new Buffer(16); int id = MPJDev.WORLD.id(); int size = MPJDev.WORLD.size(); int tag = 99; int[] send = new int[2]; send[0]=1; send[1]=2; int[] recv = new int[2]; recv[0]=0; recv[1]=0; Vector v = new Vector(); v.add("a"); v.add("b"); v.add("c"); v.add("d"); Object [] sendObj = new Object[2]; sendObj[0]=v; sendObj[1]=v; Object [] recvObj = new Object[2]; recvObj[0]=null; recvObj[1]=null; if(id == 0) { wb.putSectionHeader(Buffer.INT); wb.write(send, 0, send.length); wb.commit(); Request req = MPJDev.WORLD.isend(wb, 0, tag); wb.clear(); MPJDev.WORLD.recv(rb, 0, tag); rb.commit(); rb.getSectionHeader(Buffer.INT); rb.read(recv, 0, recv.length); req.iwait(); if(java.util.Arrays.equals(send, recv)) { System.out.println("Basic Datatype PASSED"); }else { System.out.println("BasicDatatype FAILED"); } rb.clear(); wb.putSectionHeader(Buffer.OBJECT); wb.write(sendObj, 0, sendObj.length); wb.commit(); Request req1 = MPJDev.WORLD.isend(wb, 0, tag); wb.clear(); MPJDev.WORLD.recv(rb, 0, tag); rb.commit(); rb.getSectionHeader(Buffer.OBJECT); rb.read(recvObj, 0, recvObj.length); req1.iwait(); if(java.util.Arrays.equals(sendObj, recvObj)) { System.out.println("Objects PASSED"); }else { System.out.println("Objects FAILED"); } rb.clear(); wb.clear(); Request req2 = MPJDev.WORLD.irecv(rb, 0, tag); wb.putSectionHeader(Buffer.OBJECT); wb.write(sendObj, 0, sendObj.length); wb.commit(); MPJDev.WORLD.send(wb, 0, tag); wb.clear(); req2.iwait(); rb.commit(); rb.getSectionHeader(Buffer.OBJECT); rb.read(recvObj, 0, recvObj.length); if(java.util.Arrays.equals(sendObj, recvObj)) { System.out.println("(with recv posted first) Objects PASSED"); }else { System.out.println("Objects FAILED"); } } else if (id == 1) { try { Thread.currentThread().sleep(10000); } catch (Exception e) {} } MPJDev.finish(); }}
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