| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| |
| package org.apache.sysds.runtime.matrix.data; |
| |
| import java.io.DataInput; |
| import java.io.DataOutput; |
| import java.io.IOException; |
| import java.io.Serializable; |
| |
| import org.apache.hadoop.io.RawComparator; |
| import org.apache.hadoop.io.WritableComparable; |
| import org.apache.hadoop.io.WritableComparator; |
| import org.apache.sysds.runtime.util.UtilFunctions; |
| |
| |
| public class TripleIndexes implements WritableComparable<TripleIndexes>, Serializable |
| { |
| |
| private static final long serialVersionUID = -4514135024726916288L; |
| |
| private long first=-1; |
| private long second=-1; |
| private long third=-1; |
| |
| public TripleIndexes(){} |
| |
| public TripleIndexes(long i1, long i2, long i3) { |
| first=i1; |
| second=i2; |
| third=i3; |
| } |
| |
| public TripleIndexes(TripleIndexes that) { |
| setIndexes(that); |
| } |
| public void setIndexes(TripleIndexes that) { |
| this.first=that.first; |
| this.second=that.second; |
| this.third=that.third; |
| } |
| |
| @Override |
| public String toString() { |
| return "("+first+", "+second+") k: "+third; |
| } |
| |
| public long getFirstIndex() { |
| return first; |
| } |
| public long getSecondIndex() { |
| return second; |
| } |
| |
| public long getThirdIndex() { |
| return third; |
| } |
| |
| public void setIndexes(long i1, long i2, long i3) { |
| first=i1; |
| second=i2; |
| third=i3; |
| } |
| |
| @Override |
| public void readFields(DataInput in) throws IOException { |
| first=in.readLong(); |
| second=in.readLong(); |
| third=in.readLong(); |
| } |
| |
| @Override |
| public void write(DataOutput out) throws IOException { |
| out.writeLong(first); |
| out.writeLong(second); |
| out.writeLong(third); |
| } |
| |
| @Override |
| public int compareTo(TripleIndexes other) { |
| if(this.first!=other.first) |
| return (this.first>other.first? 1:-1); |
| else if(this.second!=other.second) |
| return (this.second>other.second? 1:-1); |
| else if(this.third!=other.third) |
| return (this.third>other.third? 1:-1); |
| return 0; |
| } |
| |
| @Override |
| public boolean equals(Object other) |
| { |
| if( !(other instanceof TripleIndexes)) |
| return false; |
| |
| TripleIndexes tother = (TripleIndexes)other; |
| return (this.first==tother.first && this.second==tother.second && this.third==tother.third); |
| } |
| |
| @Override |
| public int hashCode() { |
| return UtilFunctions.longHashCode(first, second, third); |
| } |
| |
| public static class Comparator implements RawComparator<TripleIndexes> |
| { |
| @Override |
| public int compare(byte[] b1, int s1, int l1, |
| byte[] b2, int s2, int l2) |
| { |
| return WritableComparator.compareBytes(b1, s1, l1, b2, s2, l2); |
| } |
| |
| @Override |
| public int compare(TripleIndexes m1, TripleIndexes m2) { |
| return m1.compareTo(m2); |
| } |
| } |
| } |