001 /* 002 * Copyright (C) 2008-2010 by Holger Arndt 003 * 004 * This file is part of the Universal Java Matrix Package (UJMP). 005 * See the NOTICE file distributed with this work for additional 006 * information regarding copyright ownership and licensing. 007 * 008 * UJMP is free software; you can redistribute it and/or modify 009 * it under the terms of the GNU Lesser General Public License as 010 * published by the Free Software Foundation; either version 2 011 * of the License, or (at your option) any later version. 012 * 013 * UJMP is distributed in the hope that it will be useful, 014 * but WITHOUT ANY WARRANTY; without even the implied warranty of 015 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 016 * GNU Lesser General Public License for more details. 017 * 018 * You should have received a copy of the GNU Lesser General Public 019 * License along with UJMP; if not, write to the 020 * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, 021 * Boston, MA 02110-1301 USA 022 */ 023 024 package org.ujmp.sst; 025 026 import java.io.IOException; 027 import java.io.ObjectInputStream; 028 import java.io.ObjectOutputStream; 029 030 import org.ujmp.core.Matrix; 031 import org.ujmp.core.exceptions.MatrixException; 032 import org.ujmp.core.interfaces.Wrapper; 033 import org.ujmp.core.intmatrix.stub.AbstractDenseIntMatrix; 034 import org.ujmp.core.util.CoordinateIterator; 035 import org.ujmp.core.util.MathUtil; 036 037 import shared.array.IntegerArray; 038 039 public class SSTDenseIntMatrix extends AbstractDenseIntMatrix implements 040 Wrapper<IntegerArray> { 041 private static final long serialVersionUID = 2319673263310965476L; 042 043 private transient IntegerArray data = null; 044 045 public SSTDenseIntMatrix(IntegerArray data) { 046 this.data = data; 047 } 048 049 public SSTDenseIntMatrix(long... size) { 050 data = new IntegerArray(MathUtil.toIntArray(size)); 051 } 052 053 public SSTDenseIntMatrix(Matrix source) { 054 data = new IntegerArray(MathUtil.toIntArray(source.getSize())); 055 for (long[] c : source.availableCoordinates()) { 056 setInt(source.getAsInt(c), c); 057 } 058 } 059 060 public int getInt(long... coordinates) throws MatrixException { 061 return data.get(MathUtil.toIntArray(coordinates)); 062 } 063 064 public void setInt(int value, long... coordinates) throws MatrixException { 065 data.set(value, MathUtil.toIntArray(coordinates)); 066 067 } 068 069 public long[] getSize() { 070 return MathUtil.toLongArray(data.dimensions()); 071 } 072 073 074 public Iterable<long[]> allCoordinates() throws MatrixException { 075 return new CoordinateIterator(this.getSize()); 076 } 077 078 private void readObject(ObjectInputStream s) throws IOException, 079 ClassNotFoundException { 080 s.defaultReadObject(); 081 byte[] bytes = (byte[]) s.readObject(); 082 data = IntegerArray.parse(bytes); 083 } 084 085 private void writeObject(ObjectOutputStream s) throws IOException, 086 MatrixException { 087 s.defaultWriteObject(); 088 s.writeObject(data.getBytes()); 089 } 090 091 092 public IntegerArray getWrappedObject() { 093 return data; 094 } 095 096 097 public void setWrappedObject(IntegerArray object) { 098 this.data = object; 099 } 100 101 }