129 lines
5.2 KiB
Java
129 lines
5.2 KiB
Java
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/**
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* Copyright (C) 2007 - 2016 52°North Initiative for Geospatial Open Source
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* Software GmbH
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 as published
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* by the Free Software Foundation.
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*
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* If the program is linked with libraries which are licensed under one of
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* the following licenses, the combination of the program with the linked
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* library is not considered a "derivative work" of the program:
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*
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* • Apache License, version 2.0
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* • Apache Software License, version 1.0
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* • GNU Lesser General Public License, version 3
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* • Mozilla Public License, versions 1.0, 1.1 and 2.0
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* • Common Development and Distribution License (CDDL), version 1.0
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*
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* Therefore the distribution of the program linked with libraries licensed
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* under the aforementioned licenses, is permitted by the copyright holders
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* if the distribution is compliant with both the GNU General Public
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* License version 2 and the aforementioned licenses.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
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* Public License for more details.
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*/
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package org.n52.wps.server.response;
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import java.io.ByteArrayInputStream;
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import java.io.IOException;
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import java.io.InputStream;
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import net.opengis.wps.x100.ProcessDescriptionType;
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import org.n52.wps.io.IOHandler;
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import org.n52.wps.io.data.IBBOXData;
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import org.n52.wps.io.data.IComplexData;
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import org.n52.wps.io.data.IData;
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import org.n52.wps.io.data.ILiteralData;
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import org.n52.wps.server.ExceptionReport;
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import org.n52.wps.util.XMLBeansHelper;
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import com.google.common.base.Charsets;
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import com.google.common.base.Joiner;
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import com.google.common.primitives.Doubles;
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/*
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* @author foerster
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*
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*/
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public class RawData extends ResponseData {
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public static final Joiner SPACE_JOINER = Joiner.on(" ");
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/**
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* @param obj
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* @param id
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* @param schema
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* @param encoding
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* @param mimeType
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*/
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public RawData(IData obj, String id, String schema, String encoding,
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String mimeType, String algorithmIdentifier,
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ProcessDescriptionType description)
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throws ExceptionReport {
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super(obj, id, schema, encoding, mimeType, algorithmIdentifier, description);
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if (obj instanceof IComplexData) {
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prepareGenerator();
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}
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}
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public InputStream getAsStream() throws ExceptionReport {
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try {
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if(obj instanceof ILiteralData){
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return new ByteArrayInputStream(String.valueOf(obj.getPayload()).getBytes(Charsets.UTF_8));
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}
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if(obj instanceof IBBOXData){
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IBBOXData bbox = (IBBOXData) obj;
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StringBuilder builder = new StringBuilder();
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builder.append("<wps:BoundingBoxData");
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appendAttr(builder, "xmlns:ows", XMLBeansHelper.NS_OWS_1_1);
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appendAttr(builder, "xmlns:wps", XMLBeansHelper.NS_WPS_1_0_0);
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if (bbox.getCRS() != null) {
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appendAttr(builder, "crs", escape(bbox.getCRS()));
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}
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appendAttr(builder, "dimensions", bbox.getDimension());
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builder.append(">");
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builder.append("\n\t");
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builder.append("<ows:LowerCorner>");
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SPACE_JOINER.appendTo(builder, Doubles.asList(bbox.getLowerCorner()));
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builder.append("</ows:LowerCorner>");
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builder.append("\n\t");
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builder.append("<ows:UpperCorner>");
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SPACE_JOINER.appendTo(builder, Doubles.asList(bbox.getUpperCorner()));
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builder.append("</ows:UpperCorner>");
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builder.append("\n");
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builder.append("</wps:BoundingBoxData>");
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return new ByteArrayInputStream(builder.toString().getBytes(Charsets.UTF_8));
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}
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//complexdata
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if(encoding == null || "".equals(encoding) || encoding.equalsIgnoreCase(IOHandler.DEFAULT_ENCODING)){
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return generator.generateStream(obj, mimeType, schema);
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}
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else if(encoding.equalsIgnoreCase(IOHandler.ENCODING_BASE64)){
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return generator.generateBase64Stream(obj, mimeType, schema);
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}
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} catch (IOException e) {
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throw new ExceptionReport("Error while generating Complex Data out of the process result", ExceptionReport.NO_APPLICABLE_CODE, e);
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}
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throw new ExceptionReport("Could not determine encoding. Use default (=not set) or base64", ExceptionReport.NO_APPLICABLE_CODE);
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}
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private StringBuilder appendAttr(StringBuilder builder, String key, Object value) {
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return builder.append(' ').append(key).append('=')
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.append('"').append(value).append('"');
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}
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private static String escape(String s) {
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return s.replaceAll("&", "&")
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.replaceAll("\"", """)
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.replaceAll("'", "'")
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.replaceAll("<", "<")
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.replaceAll(">", ">");
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}
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}
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