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/**
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* '$RCSfile$'
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* Copyright: 2000-2005 Regents of the University of California and the
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* National Center for Ecological Analysis and Synthesis
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*
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* '$Author$'
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* '$Date$'
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* '$Revision$'
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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package edu.ucsb.nceas.metacat.lsid;
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import java.util.regex.Matcher;
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import java.util.regex.Pattern;
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import org.apache.commons.logging.Log;
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import org.apache.commons.logging.LogFactory;
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import com.ibm.lsid.ExpiringResponse;
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import com.ibm.lsid.LSID;
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import com.ibm.lsid.server.LSIDServerException;
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import com.ibm.lsid.server.LSIDServiceConfig;
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import com.ibm.lsid.server.impl.SimpleAuthority;
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import com.ibm.lsid.wsdl.HTTPLocation;
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import com.ibm.lsid.wsdl.LSIDDataPort;
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import com.ibm.lsid.wsdl.LSIDMetadataPort;
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import com.ibm.lsid.wsdl.SOAPLocation;
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public class LSIDAuthorityMain extends SimpleAuthority
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{
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private LSIDDataLookup lookup = null;
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private static Log logger = LogFactory
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.getLog("edu.ucsb.nceas.metacat.lsid");
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public void initService(LSIDServiceConfig cf) throws LSIDServerException
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{
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logger.info("Starting LSIDAuthorityMain.");
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lookup = new LSIDDataLookup();
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}
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public ExpiringResponse getKnownURIs() throws LSIDServerException
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{
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logger.debug("In LSIDAuthorityMain.getKnownURIs()");
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return null;
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}
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public LSIDMetadataPort[] getMetadataLocations(LSID lsid, String url)
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{
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logger.debug("In LSIDAuthorityMain.getMetadataLocations()");
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if (lookup == null)
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return null;
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int lsType;
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try {
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lsType = lookup.lsidType(lsid);
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} catch (LSIDServerException ex) {
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ex.printStackTrace();
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lsType = LSIDDataLookup.UNKNOWN;
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}
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if (lsType == LSIDDataLookup.UNKNOWN)
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return null;
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HostDescriptor hd = new HostDescriptor(url);
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return new LSIDMetadataPort[] {
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// thau added http metadata port here
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new HTTPLocation(hd.host, hd.port,
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hd.pathPrefix + "/authority/metadata"),
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new SOAPLocation(hd.baseURL + "metadata")};
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}
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public LSIDDataPort[] getDataLocations(LSID lsid, String url)
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{
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logger.debug("In LSIDAuthorityMain.getDataLocations()");
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if (lookup == null)
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return null;
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int lsType;
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try {
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lsType = lookup.lsidType(lsid);
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} catch (LSIDServerException ex) {
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ex.printStackTrace();
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lsType = LSIDDataLookup.UNKNOWN;
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}
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if (lsType == LSIDDataLookup.UNKNOWN)
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return null;
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if (lsType == LSIDDataLookup.ABSTRACT)
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return new LSIDDataPort[0];
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HostDescriptor hd = new HostDescriptor(url);
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return new LSIDDataPort[] {
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new HTTPLocation(hd.host, hd.port, hd.pathPrefix
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+ "/authority/data"),
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new SOAPLocation(hd.baseURL + "data")};
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}
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private static final Pattern HOST_PTN = Pattern
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.compile("https?://([^/:]+)(?::(\\d+))?(.*)/authority(.*)");
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/* Q&D implementation */
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private class HostDescriptor
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{
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public String host;
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public int port;
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public String pathPrefix;
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public String baseURL;
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public HostDescriptor(String url)
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{
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logger.debug("Creating a HostDescriptor for: " + url);
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host = "localhost";
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port = -1;
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pathPrefix = "";
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if (url != null || url.length() > 0) {
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logger.debug("HostDescriptor: url is > 0 length");
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Matcher m = HOST_PTN.matcher(url);
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if (m.lookingAt()) {
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host = m.group(1);
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logger.debug("HostDescriptor.host: " + host);
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if ((m.group(2) != null) && (m.group(2).length() > 0)) {
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port = Integer.parseInt(m.group(2));
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}
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logger.debug("HostDescriptor.port: " + port);
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pathPrefix = m.group(3);
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logger.debug("HostDescriptor.pathPrefix: " + pathPrefix);
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}
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}
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if (port > 0) {
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baseURL = "http://" + host + ":" + port + pathPrefix
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+ "/authority/";
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} else {
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baseURL = "http://" + host + pathPrefix + "/authority/";
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}
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logger.debug("HostDescriptor.baseURL: " + baseURL);
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}
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}
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}
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