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.core.doublematrix.calculation; 025 026 import org.ujmp.core.Coordinates; 027 import org.ujmp.core.Matrix; 028 import org.ujmp.core.MatrixFactory; 029 import org.ujmp.core.calculation.AbstractCalculation; 030 import org.ujmp.core.doublematrix.DoubleMatrix; 031 import org.ujmp.core.doublematrix.impl.DoubleCalculationMatrix; 032 import org.ujmp.core.enums.ValueType; 033 import org.ujmp.core.exceptions.MatrixException; 034 035 public abstract class AbstractDoubleCalculation extends AbstractCalculation implements 036 DoubleCalculation { 037 038 private static final long serialVersionUID = -7509806754731040687L; 039 040 public AbstractDoubleCalculation(Matrix... sources) { 041 super(sources); 042 } 043 044 public AbstractDoubleCalculation(int dimension, Matrix... sources) { 045 super(dimension, sources); 046 } 047 048 public DoubleMatrix calcLink() throws MatrixException { 049 return new DoubleCalculationMatrix(this); 050 } 051 052 public DoubleMatrix calcNew() throws MatrixException { 053 DoubleMatrix result = (DoubleMatrix) MatrixFactory.zeros(ValueType.DOUBLE, getSize()); 054 for (long[] c : result.allCoordinates()) { 055 result.setAsDouble(getDouble(c), c); 056 } 057 if (getAnnotation() != null) { 058 result.setAnnotation(getAnnotation().clone()); 059 } 060 return result; 061 } 062 063 public Matrix calcOrig() throws MatrixException { 064 if (!Coordinates.equals(getSource().getSize(), getSize())) { 065 throw new MatrixException( 066 "Cannot change Matrix size. Use calc(Ret.NEW) or calc(Ret.LINK) instead."); 067 } 068 069 for (long[] c : getSource().allCoordinates()) { 070 getSource().setAsDouble(getDouble(c), c); 071 } 072 getSource().notifyGUIObject(); 073 return getSource(); 074 } 075 076 // this method is doing nothing, but it has to be there for submatrix or 077 // selection where it is overridden 078 public void setDouble(double value, long... coordinates) throws MatrixException { 079 } 080 081 public final ValueType getValueType() { 082 return ValueType.DOUBLE; 083 } 084 085 }