package net.onrc.onos.core.intent;

import java.util.Arrays;

import net.floodlightcontroller.util.MACAddress;
//import net.onrc.onos.core.topology.Port;
//import net.onrc.onos.core.topology.Switch;
import net.onrc.onos.core.util.FlowEntryMatch;

/**
 * @author Brian O'Connor <bocon@onlab.us>
 */

public class Match {
    protected long sw;
    protected MACAddress srcMac;
    protected MACAddress dstMac;
    protected long srcPort;

    public Match(long sw, long srcPort,
                 MACAddress srcMac, MACAddress dstMac) {
        this.sw = sw;
        this.srcPort = srcPort;
        this.srcMac = srcMac;
        this.dstMac = dstMac;
    }

    @Override
    public boolean equals(Object obj) {
        if (obj instanceof Match) {
            Match other = (Match) obj;
            return this.sw == other.sw &&
                    this.srcMac.equals(other.srcMac) &&
                    this.dstMac.equals(other.dstMac) &&
                    this.srcPort == other.srcPort;
        } else {
            return false;
        }
    }

    public FlowEntryMatch getFlowEntryMatch() {
        FlowEntryMatch match = new FlowEntryMatch();
        match.enableSrcMac(srcMac);
        match.enableDstMac(dstMac);
        match.enableInPort(new net.onrc.onos.core.util.Port((short) srcPort));
        return match;
    }

    @Override
    public String toString() {
        return "Sw:" + sw + " (" + srcPort + "," + srcMac + "," + dstMac + ")";
    }

    @Override
    public int hashCode() {
        long[] nums = new long[4];
        nums[0] = sw;
        nums[1] = srcPort;
        nums[2] = srcMac.toLong();
        nums[3] = dstMac.toLong();
        return Arrays.hashCode(nums);
    }
}