/* * Copyright (C) 2008-2015 by Holger Arndt * * This file is part of the Universal Java Matrix Package (UJMP). * See the NOTICE file distributed with this work for additional * information regarding copyright ownership and licensing. * * UJMP is free software; you can redistribute it and/or modify * it under the terms of the GNU Lesser General Public License as * published by the Free Software Foundation; either version 2 * of the License, or (at your option) any later version. * * UJMP is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with UJMP; if not, write to the * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, * Boston, MA 02110-1301 USA */ package org.ujmp.core.util.matrices; import java.io.File; import org.ujmp.core.stringmatrix.stub.AbstractDenseStringMatrix2D; import org.ujmp.core.util.io.FileUtil; public class TextContentMatrix extends AbstractDenseStringMatrix2D { private static final long serialVersionUID = 8281354495947325089L; private final File file; private String content = null; public TextContentMatrix(File file) { super(1, 1); this.file = file; } public String getString(long row, long column) { if (content == null) { synchronized (this) { if (content == null) { content = FileUtil.loadToString(file); } } } return content; } public void setString(String value, long row, long column) { } }