implementing compareTo method for several fields

Question

I want to compare two object based on 5-tuple which are: srcAddr, dstAddr, srcPort, dstPort, protocol

here is what i have:

public class Flows implements          


        

Answer 1

Try:

@Override
public int compareTo(final Flows that) {
    return ComparisonChain.start().
        compare(this.srcAddr, that.srcAddr).
        compare(this.dstAddr, that.dstAddr).
        compare(this.srcPort, that.srcPort).
        compare(this.dstPort, that.dstPort).
        compare(this.protocol, that.protocol).
        result();
}

Requires Guava