gvsig-raster / org.gvsig.raster.wms / trunk / org.gvsig.raster.wms / org.gvsig.raster.wms.remoteclient / src / main / java / org / gvsig / remoteclient / wms / WMSProtocolHandler.java @ 3325
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/**
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* gvSIG. Desktop Geographic Information System.
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*
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* Copyright (C) 2007-2013 gvSIG Association.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 3
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*
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* For any additional information, do not hesitate to contact us
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* at info AT gvsig.com, or visit our website www.gvsig.com.
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*/
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package org.gvsig.remoteclient.wms; |
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import java.io.ByteArrayInputStream; |
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import java.io.File; |
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import java.io.FileInputStream; |
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import java.io.FileReader; |
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import java.io.IOException; |
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import java.io.InputStream; |
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import java.net.URL; |
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import java.net.URLConnection; |
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import java.nio.ByteBuffer; |
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import java.nio.channels.FileChannel; |
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import java.util.ArrayList; |
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import java.util.Iterator; |
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import java.util.StringTokenizer; |
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import java.util.TreeMap; |
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import org.gvsig.compat.net.ICancellable; |
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import org.gvsig.remoteclient.exceptions.ServerErrorException; |
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import org.gvsig.remoteclient.exceptions.WMSException; |
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import org.gvsig.remoteclient.ogc.OGCProtocolHandler; |
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import org.gvsig.remoteclient.ogc.OGCServiceInformation; |
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import org.gvsig.remoteclient.utils.CapabilitiesTags; |
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import org.gvsig.remoteclient.utils.ExceptionTags; |
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import org.gvsig.remoteclient.utils.Utilities; |
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import org.gvsig.remoteclient.wms.request.WMSGetCapabilitiesRequest; |
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import org.gvsig.remoteclient.wms.request.WMSGetFeatureInfoRequest; |
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import org.gvsig.remoteclient.wms.request.WMSGetLegendGraphicRequest; |
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import org.gvsig.remoteclient.wms.request.WMSGetMapRequest; |
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import org.kxml2.io.KXmlParser; |
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import org.slf4j.Logger; |
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import org.slf4j.LoggerFactory; |
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import org.xmlpull.v1.XmlPullParserException; |
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/**
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* <p> Abstract class that represents handlers to comunicate via WMS protocol.
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* </p>
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*
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*/
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public abstract class WMSProtocolHandler extends OGCProtocolHandler { |
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private static final Logger logger = LoggerFactory.getLogger(WMSProtocolHandler.class); |
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/**
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* Encoding used to parse different xml documents.
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*/
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protected String encoding = "UTF-8"; |
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/**
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* WMS metadata
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*/
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protected WMSServiceInformation serviceInfo;
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public TreeMap layers; |
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public WMSLayer rootLayer;
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/**
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* returns the alfanumeric information of the layers at the specified point.
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* the diference between the other getfeatureInfo method is that this will
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* be implemented by each specific version because the XML from the server will be
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* parsed and presented by a well known structure.
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*/
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public String getName() { |
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return name;
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.remoteClient.ogc.OGCProtocolHandler#getServiceInformation()
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*/
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public OGCServiceInformation getServiceInformation() {
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return serviceInfo;
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} |
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/**
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* <p>Builds a GetCapabilities request that is sent to the WMS
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* the response will be parse to extract the data needed by the
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* WMS client</p>
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* @param override, if true the previous downloaded data will be overridden
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*/
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public void getCapabilities(WMSStatus status, boolean override, ICancellable cancel) { |
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URL request = null; |
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try {
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request = new URL(buildCapabilitiesRequest(status)); |
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} catch(Exception e) { |
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logger.warn("Can't get capabilities, error building url.",e);
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} |
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try {
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if (override)
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Utilities.removeURL(request);
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File f = Utilities.downloadFile(request,"wms_capabilities.xml", cancel); |
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if (f == null) |
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return;
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clear(); |
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parseCapabilities(f); |
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} catch(Exception e) { |
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logger.warn("Can't get capabilities.",e);
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} |
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} |
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private void clear() { |
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layers.clear(); |
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serviceInfo.clear(); |
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} |
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/**
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* <p>It will send a GetFeatureInfo request to the WMS
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* Parsing the response and redirecting the info to the WMS client</p>
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* TODO: return a stored file instead a String.
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*/
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public String getFeatureInfo(WMSStatus status, int x, int y, int featureCount, ICancellable cancel) |
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{ |
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StringBuffer output = new StringBuffer(); |
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String outputFormat = new String(); |
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String ServiceException = "ServiceExceptionReport"; |
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StringBuffer sb = new StringBuffer(); |
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sb.append("<?xml version=\"1.0\" encoding=\"ISO-8859-1\"?>");
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try
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{ |
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WMSGetFeatureInfoRequest request = createGetFeatureInfoRequest(status, x, y); |
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URL url = request.getURL();
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outputFormat = url.openConnection().getContentType(); |
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File f = request.sendRequest(cancel);
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if (f == null){ |
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return ""; |
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} |
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FileReader fReader = new FileReader(f); |
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char[] buffer = new char[1024*256]; |
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for (int i = fReader.read(buffer); i>0; i = fReader.read(buffer)) |
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{ |
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String str = new String(buffer,0,i); |
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output.append(str); |
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} |
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if ( (outputFormat == null) || (outputFormat.indexOf("xml") != -1) |
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||output.toString().toLowerCase().startsWith("<?xml")
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||(outputFormat.indexOf("gml") != -1)) |
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{ |
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int tag;
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KXmlParser kxmlParser = null;
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kxmlParser = new KXmlParser();
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//kxmlParser.setInput(new StringReader(output.toString()));
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kxmlParser.setInput(new FileReader(f)); |
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tag = kxmlParser.nextTag(); |
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if (kxmlParser.getName().compareTo(ServiceException)==0) |
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{ |
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sb.append("<INFO>").append(parseException( output.toString().getBytes())).append("</INFO>"); |
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return sb.toString();
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} |
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else if (kxmlParser.getName().compareToIgnoreCase("ERROR")==0) |
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{ |
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return output.toString();
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} |
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else
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{ |
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return output.toString();
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} |
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} |
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else
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{ |
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//Para que funcione con el GetFeatureInfo Viewer generico hay que devolver:
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return output.toString();
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} |
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} |
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catch(XmlPullParserException parserEx)
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{ |
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if (output.toString().toLowerCase().indexOf("xml") != -1) |
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{ |
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return output.toString().trim();
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} |
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else
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{ |
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sb.append("<INFO>").append("Info format not supported").append("</INFO>"); |
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return sb.toString();
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} |
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} |
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catch(Exception e) |
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{ |
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logger.warn("Can't get information by point.",e);
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sb.append("<INFO>").append("Info format not supported").append("</INFO>"); |
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return sb.toString();
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} |
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} |
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/**
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* <p>Builds a GetMap request that is sent to the WMS
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* the response (image) will be redirect to the
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* WMS client</p>
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*/
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public byte[] _getMap(WMSStatus status) throws ServerErrorException, WMSException |
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{ |
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try
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{ |
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//TODO:
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//pass this buildXXXRequest to the WMSProtocolHandlerXXX: The request can depend on the WMS version.
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WMSGetMapRequest request = createGetMapRequest(status); |
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URL url = request.getURL();
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URLConnection conn = url.openConnection();
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logger.info(request.toString()); |
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String type = conn.getContentType();
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byte[] imageBytes = null; |
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byte[] buffer = new byte[1024*256]; |
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InputStream is = conn.getInputStream();
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int readed = 0; |
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for (int i = is.read(buffer); i>0; i = is.read(buffer)){ |
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// Creates a new buffer to contain the previous readed bytes and the next bunch of bytes
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byte[] buffered = new byte[readed+i]; |
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for (int j = 0; j < buffered.length; j++) { |
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if (j<readed){
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// puts the previously downloaded bytes into the image buffer
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buffered[j] = imageBytes[j]; |
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} |
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else {
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// appends the recently downloaded bytes to the image buffer.
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buffered[j] = buffer[j-readed]; |
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} |
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} |
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imageBytes = (byte[]) buffered.clone(); |
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readed += i; |
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} |
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if ((type !=null && !type.subSequence(0,5).equals("image")) |
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||(Utilities.isTextData(imageBytes)))
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{ |
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WMSException wmsEx = null;
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String exceptionMessage = parseException(imageBytes);
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if (exceptionMessage==null) |
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{ |
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String error = new String(imageBytes); |
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int pos = error.indexOf("<?xml"); |
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if (pos!= -1) |
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{ |
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String xml = error.substring(pos,error.length());
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exceptionMessage = parseException(xml.getBytes()); |
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if (exceptionMessage == null) |
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exceptionMessage = new String(imageBytes); |
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} |
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} |
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wmsEx = new WMSException(exceptionMessage);
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wmsEx.setWMSMessage(new String(imageBytes)); |
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throw wmsEx;
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} |
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return imageBytes;
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} |
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catch(IOException e) |
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{ |
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logger.warn("Can't build map request.",e);
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throw new ServerErrorException(); |
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} |
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} |
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public File getLegendGraphic_old(WMSStatus status, String layerName, ICancellable cancel) throws ServerErrorException, WMSException |
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{ |
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try
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{ |
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WMSGetLegendGraphicRequest request = createGetLegendGraphicRequest(status, layerName); |
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File f = request.sendRequest(cancel);
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if (f== null) |
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return null; |
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if (Utilities.isTextFile(f)) { |
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byte[] data = fileToBytes(f); |
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WMSException wmsEx = null;
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String exceptionMessage = parseException(data);
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if (exceptionMessage==null) |
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{ |
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String error = new String(data); |
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int pos = error.indexOf("<?xml"); |
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if (pos!= -1) |
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{ |
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String xml = error.substring(pos,error.length());
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exceptionMessage = parseException(xml.getBytes()); |
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} |
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if (exceptionMessage == null) |
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exceptionMessage = new String(data); |
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} |
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wmsEx = new WMSException(exceptionMessage);
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wmsEx.setWMSMessage(new String(data)); |
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downloader.removeURL(request); |
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throw wmsEx;
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} |
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return f;
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} |
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catch(IOException e) |
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{ |
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logger.warn("Can't get legend graphics.",e);
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throw new ServerErrorException(); |
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} |
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} |
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public File getLegendGraphic(WMSStatus status, String layerName, ICancellable cancel) |
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throws ServerErrorException, WMSException {
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URL request = null; |
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try {
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request = new URL(buildGetLegendGraphicRequest(status, layerName)); |
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logger.info(request.toString()); |
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File f = Utilities.downloadFile(request, "wmsGetLegendGraphic", cancel); |
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if (f== null) |
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return null; |
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if (Utilities.isTextFile(f)) { |
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FileInputStream fis = new FileInputStream(f); |
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FileChannel fc = fis.getChannel();
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byte[] data = new byte[(int)fc.size()]; |
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ByteBuffer bb = ByteBuffer.wrap(data); |
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fc.read(bb); |
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WMSException wmsEx = null;
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String exceptionMessage = parseException(data);
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if (exceptionMessage == null) { |
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String error = new String(data); |
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int pos = error.indexOf("<?xml"); |
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if (pos!= -1) { |
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String xml = error.substring(pos,error.length());
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exceptionMessage = parseException(xml.getBytes()); |
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} |
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if (exceptionMessage == null) |
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exceptionMessage = new String(data); |
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} |
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wmsEx = new WMSException(exceptionMessage);
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wmsEx.setWMSMessage(new String(data)); |
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Utilities.removeURL(request);
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throw wmsEx;
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} |
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return f;
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} catch(IOException e) { |
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logger.warn("Can't get legend graphics",e);
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throw new ServerErrorException(); |
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} |
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} |
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/**
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* @return string that represents the url for getting the wms legend
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* If the layer has the object layer-->style-->legendurl that url will be returned
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* otherwise builds the getLegendGraphic according to the OGC WMS Specifications
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*
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*/
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private String buildGetLegendGraphicRequest(WMSStatus status, String layerName) { |
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//TODO: deal with more than one layer
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WMSLayer lyr = (WMSLayer) this.layers.get(layerName);
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WMSStyle sty =null;
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if (lyr != null){ |
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Iterator it = lyr.getStyles().iterator();
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while (it.hasNext()){
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sty = (WMSStyle) it.next(); |
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if (sty.getName().equals(status.getStyles().get(0).toString())){ |
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return sty.getLegendURLOnlineResourceHRef();
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} |
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} |
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} |
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//TODO: pass by parameter the legend output format?
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StringBuffer req = new StringBuffer(); |
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String symbol = null; |
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String onlineResource = null; |
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if (status.getOnlineResource() == null) |
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onlineResource = getHost(); |
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else
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onlineResource = status.getOnlineResource(); |
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symbol = getSymbol(onlineResource); |
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req.append(onlineResource + symbol + "REQUEST=GetLegendGraphic&SERVICE=WMS&VERSION=").append(getVersion());
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req.append("&LAYER=" + layerName).append("&TRANSPARENT=TRUE").append("&FORMAT=image/png"); |
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String aux = req.toString().replaceAll(" ", "%20"); |
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logger.info("GetLegendGraphic url:" + aux);
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return aux;
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} |
399 |
|
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public URL getMapURL(WMSStatus status, ICancellable cancel) throws ServerErrorException, WMSException { |
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try {
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WMSGetMapRequest request = createGetMapRequest(status); |
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return request.getURL();
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} catch(IOException e) { |
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logger.warn("Can't get map URL",e);
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throw new ServerErrorException(); |
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} |
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} |
409 |
|
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/**
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* Returns the exception message if the file is a XML instead of a image.
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* @param file3
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* @return
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* @throws IOException
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*/
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public String getExceptionMessage(File f) throws IOException { |
417 |
if (f == null) |
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return null; |
419 |
|
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if (Utilities.isTextFile(f)) { |
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byte[] data = fileToBytes(f); |
422 |
|
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String exceptionMessage = parseException(data);
|
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if (exceptionMessage == null) { |
425 |
String error = new String(data); |
426 |
int pos = error.indexOf("<?xml"); |
427 |
if (pos!= -1) { |
428 |
String xml = error.substring(pos,error.length());
|
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exceptionMessage = parseException(xml.getBytes()); |
430 |
} |
431 |
if (exceptionMessage == null) |
432 |
exceptionMessage = new String(data); |
433 |
} |
434 |
return exceptionMessage;
|
435 |
} |
436 |
return null; |
437 |
} |
438 |
|
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public File getMap(WMSStatus status, ICancellable cancel) throws ServerErrorException, WMSException { |
440 |
try {
|
441 |
WMSGetMapRequest request = createGetMapRequest(status); |
442 |
File f = request.sendRequest(cancel);
|
443 |
|
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if (f== null) |
445 |
return null; |
446 |
if (Utilities.isTextFile(f)) { |
447 |
byte[] data = fileToBytes(f); |
448 |
|
449 |
WMSException wmsEx = null;
|
450 |
|
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String exceptionMessage = parseException(data);
|
452 |
if (exceptionMessage==null) { |
453 |
String error = new String(data); |
454 |
int pos = error.indexOf("<?xml"); |
455 |
if (pos!= -1) { |
456 |
String xml = error.substring(pos,error.length());
|
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exceptionMessage = parseException(xml.getBytes()); |
458 |
// if (exceptionMessage == null)
|
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// exceptionMessage = new String(data);
|
460 |
} |
461 |
if (exceptionMessage == null) |
462 |
exceptionMessage = new String(data); |
463 |
|
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} |
465 |
wmsEx = new WMSException(exceptionMessage);
|
466 |
wmsEx.setWMSMessage(new String(data)); |
467 |
|
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// Since it is an error file, It must be deleted from the cache
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downloader.removeURL(request); |
470 |
throw wmsEx;
|
471 |
} |
472 |
return f;
|
473 |
} catch(IOException e) { |
474 |
throw new ServerErrorException(e.getMessage(), e); |
475 |
} |
476 |
} |
477 |
|
478 |
|
479 |
/* (non-Javadoc)
|
480 |
* @see org.gvsig.remoteClient.wms.WMSProtocolHandler#parseException(byte[])
|
481 |
*/
|
482 |
protected String parseException(byte[] data) { |
483 |
ArrayList errors = new ArrayList(); |
484 |
KXmlParser kxmlParser = new KXmlParser();
|
485 |
try
|
486 |
{ |
487 |
kxmlParser.setInput(new ByteArrayInputStream(data), encoding); |
488 |
kxmlParser.nextTag(); |
489 |
int tag;
|
490 |
if ( kxmlParser.getEventType() != KXmlParser.END_DOCUMENT )
|
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{ |
492 |
kxmlParser.require(KXmlParser.START_TAG, null, ExceptionTags.EXCEPTION_ROOT);
|
493 |
tag = kxmlParser.nextTag(); |
494 |
while(tag != KXmlParser.END_DOCUMENT)
|
495 |
{ |
496 |
switch(tag)
|
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{ |
498 |
case KXmlParser.START_TAG:
|
499 |
if (kxmlParser.getName().compareTo(ExceptionTags.SERVICE_EXCEPTION)==0){ |
500 |
String errorCode = kxmlParser.getAttributeValue("", ExceptionTags.CODE); |
501 |
errorCode = (errorCode != null) ? "["+errorCode+"] " : ""; |
502 |
String errorMessage = kxmlParser.nextText();
|
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errors.add(errorCode+errorMessage); |
504 |
} |
505 |
break;
|
506 |
case KXmlParser.END_TAG:
|
507 |
break;
|
508 |
|
509 |
} |
510 |
tag = kxmlParser.nextTag(); |
511 |
} |
512 |
//kxmlParser.require(KXmlParser.END_DOCUMENT, null, null);
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513 |
} |
514 |
} |
515 |
catch(XmlPullParserException parser_ex){
|
516 |
logger.warn("",parser_ex);
|
517 |
} |
518 |
catch (IOException ioe) { |
519 |
logger.warn("",ioe);
|
520 |
} |
521 |
String message = errors.size()>0? "" : null; |
522 |
for (int i = 0; i < errors.size(); i++) { |
523 |
message += (String) errors.get(i)+"\n"; |
524 |
} |
525 |
return message;
|
526 |
} |
527 |
/**
|
528 |
* Builds the GetCapabilitiesRequest according to the OGC WMS Specifications
|
529 |
* without a VERSION, to get the highest version than a WMS supports.
|
530 |
*/
|
531 |
public static String buildCapabilitiesSuitableVersionRequest(String _host, String _version) |
532 |
{ |
533 |
int index = _host.indexOf('?'); |
534 |
|
535 |
if (index > -1) { |
536 |
String host = _host.substring(0, index + 1); |
537 |
String query = _host.substring(index + 1, _host.length()); |
538 |
|
539 |
StringTokenizer tokens = new StringTokenizer(query, "&"); |
540 |
String newQuery = "", token; |
541 |
|
542 |
// If there is a field or a value with spaces, (and then it's on different tokens) -> unify them
|
543 |
while (tokens.hasMoreTokens()) {
|
544 |
token = tokens.nextToken().trim(); |
545 |
|
546 |
if (token.toUpperCase().compareTo("REQUEST=GETCAPABILITIES") == 0) |
547 |
continue;
|
548 |
|
549 |
if (token.toUpperCase().compareTo("SERVICE=WMS") == 0) |
550 |
continue;
|
551 |
|
552 |
if ((_version != null) && (_version.length() > 0)) { |
553 |
if (token.toUpperCase().compareTo("VERSION=" + _version) == 0) |
554 |
continue;
|
555 |
} |
556 |
|
557 |
if (token.toUpperCase().compareTo("EXCEPTIONS=XML") == 0) |
558 |
continue;
|
559 |
|
560 |
newQuery += token + "&";
|
561 |
} |
562 |
|
563 |
_host = host + newQuery; |
564 |
} |
565 |
else {
|
566 |
_host += "?";
|
567 |
} |
568 |
|
569 |
if ((_version != null) && (_version.compareTo("") != 0)) |
570 |
_host += "REQUEST=GetCapabilities&SERVICE=WMS&VERSION=" + _version;
|
571 |
else
|
572 |
_host += "REQUEST=GetCapabilities&SERVICE=WMS";
|
573 |
|
574 |
return _host;
|
575 |
} |
576 |
|
577 |
/**
|
578 |
* Builds the GetCapabilitiesRequest according to the OGC WMS Specifications
|
579 |
* @param WMSStatus
|
580 |
*/
|
581 |
private String buildCapabilitiesRequest(WMSStatus status) |
582 |
{ |
583 |
StringBuffer req = new StringBuffer(); |
584 |
String symbol = null; |
585 |
|
586 |
String onlineResource;
|
587 |
if (status == null || status.getOnlineResource() == null) |
588 |
onlineResource = getHost(); |
589 |
else
|
590 |
onlineResource = status.getOnlineResource(); |
591 |
symbol = getSymbol(onlineResource); |
592 |
|
593 |
req.append(onlineResource).append(symbol).append("REQUEST=GetCapabilities&SERVICE=WMS&");
|
594 |
req.append("VERSION=").append(getVersion());
|
595 |
return req.toString();
|
596 |
} |
597 |
|
598 |
public void close() { |
599 |
// your code here
|
600 |
} |
601 |
|
602 |
/**
|
603 |
* @param status
|
604 |
* The WMS status
|
605 |
* @param protocolHandler
|
606 |
* The handler to parse the requests
|
607 |
* @return an object to send the GetMap requests
|
608 |
*/
|
609 |
protected abstract WMSGetMapRequest createGetMapRequest(WMSStatus status); |
610 |
|
611 |
protected abstract WMSGetFeatureInfoRequest createGetFeatureInfoRequest(WMSStatus status, int x, int y); |
612 |
|
613 |
protected abstract WMSGetLegendGraphicRequest createGetLegendGraphicRequest(WMSStatus status, String layerName); |
614 |
|
615 |
protected abstract WMSGetCapabilitiesRequest createGetCapabilitiesRequest(WMSStatus status); |
616 |
|
617 |
/**
|
618 |
* <p>Parses the Request tag </p>
|
619 |
*/
|
620 |
protected void parseRequestTag(KXmlParser parser) throws IOException, XmlPullParserException |
621 |
{ |
622 |
int currentTag;
|
623 |
boolean end = false; |
624 |
|
625 |
parser.require(KXmlParser.START_TAG, null, CapabilitiesTags.REQUEST);
|
626 |
currentTag = parser.next(); |
627 |
|
628 |
while (!end)
|
629 |
{ |
630 |
switch(currentTag)
|
631 |
{ |
632 |
case KXmlParser.START_TAG:
|
633 |
if (parser.getName().compareTo(CapabilitiesTags.GETCAPABILITIES)==0) |
634 |
{ |
635 |
parserDcpType(parser, CapabilitiesTags.GETCAPABILITIES); |
636 |
} |
637 |
else if (parser.getName().compareTo(CapabilitiesTags.GETMAP)==0) |
638 |
{ |
639 |
parseGetMapTag(parser); |
640 |
} |
641 |
else if (parser.getName().compareTo(CapabilitiesTags.GETFEATUREINFO)==0) |
642 |
{ |
643 |
parseGetFeatureInfoTag(parser); |
644 |
} |
645 |
else if (parser.getName().compareTo(CapabilitiesTags.DESCRIBELAYER)==0) |
646 |
{ |
647 |
parserDcpType(parser, CapabilitiesTags.DESCRIBELAYER); |
648 |
} |
649 |
else if (parser.getName().compareTo(CapabilitiesTags.GETLEGENDGRAPHIC)==0) |
650 |
{ |
651 |
parseGetLegendGraphicTag(parser); |
652 |
} |
653 |
break;
|
654 |
case KXmlParser.END_TAG:
|
655 |
if (parser.getName().compareTo(CapabilitiesTags.REQUEST) == 0) |
656 |
end = true;
|
657 |
break;
|
658 |
case KXmlParser.TEXT:
|
659 |
break;
|
660 |
} |
661 |
if(!end)
|
662 |
currentTag = parser.next(); |
663 |
} |
664 |
// TODO: does not get such a tag when arrives here!!!!!!
|
665 |
//parser.require(KXmlParser.END_TAG, null, CapabilitiesTags.REQUEST);
|
666 |
} |
667 |
/**
|
668 |
* <p>Parses the GetMap tag </p>
|
669 |
*/
|
670 |
protected void parseGetMapTag(KXmlParser parser) throws IOException, XmlPullParserException |
671 |
{ |
672 |
int currentTag;
|
673 |
boolean end = false; |
674 |
|
675 |
parser.require(KXmlParser.START_TAG, null, CapabilitiesTags.GETMAP);
|
676 |
currentTag = parser.next(); |
677 |
|
678 |
while (!end)
|
679 |
{ |
680 |
switch(currentTag)
|
681 |
{ |
682 |
case KXmlParser.START_TAG:
|
683 |
if (parser.getName().compareTo(CapabilitiesTags.FORMAT)==0) |
684 |
{ |
685 |
serviceInfo.formats.add(parser.nextText()); |
686 |
} |
687 |
else if (parser.getName().compareTo(CapabilitiesTags.DCPTYPE)==0) |
688 |
{ |
689 |
parserDcpType(parser, CapabilitiesTags.GETMAP); |
690 |
} |
691 |
break;
|
692 |
case KXmlParser.END_TAG:
|
693 |
if (parser.getName().compareTo(CapabilitiesTags.GETMAP) == 0) |
694 |
end = true;
|
695 |
break;
|
696 |
case KXmlParser.TEXT:
|
697 |
break;
|
698 |
} |
699 |
if(!end)
|
700 |
currentTag = parser.next(); |
701 |
} |
702 |
} |
703 |
|
704 |
/**
|
705 |
* <p>Parses the GetFeatureInfo tag </p>
|
706 |
*/
|
707 |
protected void parseGetFeatureInfoTag(KXmlParser parser) throws IOException, XmlPullParserException |
708 |
{ |
709 |
int currentTag;
|
710 |
boolean end = false; |
711 |
|
712 |
parser.require(KXmlParser.START_TAG, null, CapabilitiesTags.GETFEATUREINFO);
|
713 |
currentTag = parser.next(); |
714 |
|
715 |
while (!end)
|
716 |
{ |
717 |
switch(currentTag)
|
718 |
{ |
719 |
case KXmlParser.START_TAG:
|
720 |
if (parser.getName().compareTo(CapabilitiesTags.FORMAT)==0) |
721 |
{ |
722 |
serviceInfo.infoformats.add(parser.nextText()); |
723 |
} |
724 |
else if (parser.getName().compareTo(CapabilitiesTags.DCPTYPE)==0) |
725 |
{ |
726 |
parserDcpType(parser, CapabilitiesTags.GETFEATUREINFO); |
727 |
} |
728 |
break;
|
729 |
case KXmlParser.END_TAG:
|
730 |
if (parser.getName().compareTo(CapabilitiesTags.GETFEATUREINFO) == 0) |
731 |
end = true;
|
732 |
break;
|
733 |
case KXmlParser.TEXT:
|
734 |
break;
|
735 |
} |
736 |
if(!end)
|
737 |
currentTag = parser.next(); |
738 |
} |
739 |
} |
740 |
|
741 |
/**
|
742 |
* <p>Parses the GetLegendGraphic tag </p>
|
743 |
*/
|
744 |
protected void parseGetLegendGraphicTag(KXmlParser parser) throws IOException, XmlPullParserException |
745 |
{ |
746 |
int currentTag;
|
747 |
boolean end = false; |
748 |
|
749 |
parser.require(KXmlParser.START_TAG, null, CapabilitiesTags.GETLEGENDGRAPHIC);
|
750 |
currentTag = parser.next(); |
751 |
|
752 |
while (!end)
|
753 |
{ |
754 |
switch(currentTag)
|
755 |
{ |
756 |
case KXmlParser.START_TAG:
|
757 |
if (parser.getName().compareTo(CapabilitiesTags.FORMAT)==0) |
758 |
{ |
759 |
//TODO:
|
760 |
// add the supported formats by the GetLegendGraphic request
|
761 |
//serviceInfo.formats.add(parser.nextText());
|
762 |
} |
763 |
else if (parser.getName().compareTo(CapabilitiesTags.DCPTYPE)==0) |
764 |
{ |
765 |
parserDcpType(parser, CapabilitiesTags.GETLEGENDGRAPHIC); |
766 |
} |
767 |
break;
|
768 |
case KXmlParser.END_TAG:
|
769 |
if (parser.getName().compareTo(CapabilitiesTags.GETLEGENDGRAPHIC) == 0) |
770 |
end = true;
|
771 |
break;
|
772 |
case KXmlParser.TEXT:
|
773 |
break;
|
774 |
} |
775 |
if(!end)
|
776 |
currentTag = parser.next(); |
777 |
} |
778 |
} |
779 |
} |