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package org.gvsig.remoteClient.wms;
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import java.io.DataInputStream;
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import java.io.IOException;
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import java.io.StringReader;
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import java.net.ConnectException;
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import java.net.URL;
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import java.util.ArrayList;
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import java.util.Iterator;
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import org.gvsig.remoteClient.utils.CapabilitiesTags;
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import org.kxml2.io.KXmlParser;
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import org.xmlpull.v1.XmlPullParserException;
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/**
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* <p></p>
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* @return instancia de un cliente capaz de negociar con el host que se
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* pasa como par?metro
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*/
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public static WMSProtocolHandler negotiate(String host){
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public static WMSProtocolHandler negotiate(String host) throws ConnectException {
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if (supportedVersions.size() == 0)
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{
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}
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}
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}//case we had to start the negotiation process.
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return null; // if it did not find any suitable version.
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}catch(Exception e)
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return null; // if it did not find any suitable version.
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}
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catch(ConnectException conEx)
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{
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throw conEx;
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}
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catch(Exception e)
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{
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e.printStackTrace();
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return null;
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}
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* @param version
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* @return suitable version supported by the server
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*/
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private static String getSuitableWMSVersion(String host, String _version)
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private static String getSuitableWMSVersion(String host, String _version) throws ConnectException, IOException
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{
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String request = WMSProtocolHandler.buildCapabilitiesSuitableVersionRequest(host, _version);
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String version = new String();
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//String readed = new String(buffer);
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dis = new DataInputStream(url.openStream());
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dis.readFully(buffer);
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// //NOTE: look for the version string in the stream we read from the WMS.
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// //double quote are included in the string to discriminate from the xml version. version='1.0'
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// int pos = readed.toLowerCase().indexOf("version=\"");
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// if (pos!= -1)
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// {
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// version = readed.substring( pos + 9, pos + 14);
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// }
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// else
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// {
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// System.out.println("ERROR getting version from WMService");
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// }
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reader = new StringReader(new String(buffer));
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KXmlParser kxmlParser = null;
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kxmlParser = new KXmlParser();
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kxmlParser.setInput(reader);
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kxmlParser.nextTag();
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if ( kxmlParser.getEventType() != KXmlParser.END_DOCUMENT )
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reader.close();
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dis.close();
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return version;
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} catch(Exception e){
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}
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catch(ConnectException conEx)
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{
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throw new ConnectException(conEx.getMessage());
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}
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catch(IOException ioEx)
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{
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throw new IOException(ioEx.getMessage());
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}
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catch(XmlPullParserException xmlEx)
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{
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xmlEx.printStackTrace();
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return "";
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}
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finally{
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if (reader != null)
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{
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try{
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ex.printStackTrace();
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}
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}
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e.printStackTrace();
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return null;
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}
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}
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