/** * Copyright (C) 2007 - 2016 52°North Initiative for Geospatial Open Source * Software GmbH * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 as published * by the Free Software Foundation. * * If the program is linked with libraries which are licensed under one of * the following licenses, the combination of the program with the linked * library is not considered a "derivative work" of the program: * * • Apache License, version 2.0 * • Apache Software License, version 1.0 * • GNU Lesser General Public License, version 3 * • Mozilla Public License, versions 1.0, 1.1 and 2.0 * • Common Development and Distribution License (CDDL), version 1.0 * * Therefore the distribution of the program linked with libraries licensed * under the aforementioned licenses, is permitted by the copyright holders * if the distribution is compliant with both the GNU General Public * License version 2 and the aforementioned licenses. * * As an exception to the terms of the GPL, you may copy, modify, * propagate, and distribute a work formed by combining 52°North WPS * GeoTools Modules with the Eclipse Libraries, or a work derivative of * such a combination, even if such copying, modification, propagation, or * distribution would otherwise violate the terms of the GPL. Nothing in * this exception exempts you from complying with the GPL in all respects * for all of the code used other than the Eclipse Libraries. You may * include this exception and its grant of permissions when you distribute * 52°North WPS GeoTools Modules. Inclusion of this notice with such a * distribution constitutes a grant of such permissions. If you do not wish * to grant these permissions, remove this paragraph from your * distribution. "52°North WPS GeoTools Modules" means the 52°North WPS * modules using GeoTools functionality - software licensed under version 2 * or any later version of the GPL, or a work based on such software and * licensed under the GPL. "Eclipse Libraries" means Eclipse Modeling * Framework Project and XML Schema Definition software distributed by the * Eclipse Foundation and licensed under the Eclipse Public License Version * 1.0 ("EPL"), or a work based on such software and licensed under the EPL. * * This program 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 General * Public License for more details. */ package org.n52.wps.io.datahandler.parser; import java.io.File; import java.io.FileNotFoundException; import java.io.FileOutputStream; import java.io.IOException; import java.io.InputStream; import java.util.UUID; import org.geotools.data.DataStore; import org.geotools.data.shapefile.ShapefileDataStore; import org.geotools.data.simple.SimpleFeatureCollection; import org.n52.wps.io.IOUtils; import org.n52.wps.io.data.binding.complex.GTVectorDataBinding; public class GTBinZippedSHPParser extends AbstractParser { public GTBinZippedSHPParser(){ super(); supportedIDataTypes.add(GTVectorDataBinding.class); } /** * @throws RuntimeException * if an error occurs while writing the stream to disk or * unzipping the written file * @see org.n52.wps.io.IParser#parse(java.io.InputStream) */ @Override public GTVectorDataBinding parse(InputStream stream, String mimeType, String schema) { try { String fileName = "tempfile" + UUID.randomUUID() + ".zip"; String tmpDirPath = System.getProperty("java.io.tmpdir"); File tempFile = new File(tmpDirPath + File.separatorChar + fileName); finalizeFiles.add(tempFile); // mark tempFile for final delete try { FileOutputStream outputStream = new FileOutputStream(tempFile); byte buf[] = new byte[4096]; int len; while ((len = stream.read(buf)) > 0) { outputStream.write(buf, 0, len); } outputStream.close(); stream.close(); } catch (FileNotFoundException e) { System.gc(); throw new RuntimeException(e); } catch (IOException e1) { System.gc(); throw new RuntimeException(e1); } File shp = IOUtils.unzip(tempFile, "shp").get(0); DataStore store = new ShapefileDataStore(shp.toURI().toURL()); SimpleFeatureCollection features = store.getFeatureSource( store.getTypeNames()[0]).getFeatures(); System.gc(); return new GTVectorDataBinding(features); } catch (IOException e) { throw new RuntimeException( "An error has occurred while accessing provided data", e); } } }