| /* |
| * 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.hops.cost; |
| |
| import org.apache.sysds.hops.OptimizerUtils; |
| import org.apache.sysds.runtime.meta.DataCharacteristics; |
| import org.apache.sysds.runtime.meta.MatrixCharacteristics; |
| |
| public class VarStats |
| { |
| DataCharacteristics _dc; |
| boolean _inmem = false; |
| |
| public VarStats( long rlen, long clen, int blen, long nnz, boolean inmem ) { |
| _dc = new MatrixCharacteristics(rlen, clen, blen, nnz); |
| _inmem = inmem; |
| } |
| |
| public long getRows() { |
| return _dc.getRows(); |
| } |
| |
| public long getCols() { |
| return _dc.getCols(); |
| } |
| |
| public double getSparsity() { |
| return OptimizerUtils.getSparsity(_dc); |
| } |
| |
| @Override |
| public String toString() { |
| StringBuilder sb = new StringBuilder(); |
| sb.append("VarStats: ["); |
| sb.append("rlen = "); |
| sb.append(_dc.getRows()); |
| sb.append(", clen = "); |
| sb.append(_dc.getCols()); |
| sb.append(", nnz = "); |
| sb.append(_dc.getNonZeros()); |
| sb.append(", inmem = "); |
| sb.append(_inmem); |
| sb.append("]"); |
| return sb.toString(); |
| } |
| |
| @Override |
| public Object clone() { |
| return new VarStats(_dc.getRows(), _dc.getCols(), |
| _dc.getBlocksize(), _dc.getNonZeros(), _inmem ); |
| } |
| } |