Index: /BH13SPARQLBuilder/src/org/biohackathon/SPARQLBuilder/endpointMetadata/MetadataFile.java
===================================================================
--- /BH13SPARQLBuilder/src/org/biohackathon/SPARQLBuilder/endpointMetadata/MetadataFile.java (revision 158)
+++ /BH13SPARQLBuilder/src/org/biohackathon/SPARQLBuilder/endpointMetadata/MetadataFile.java (revision 160)
@@ -2,7 +2,25 @@
 
 import java.io.File;
+import java.util.Calendar;
+import java.util.Date;
+import java.util.HashSet;
+
+import jp.riken.accc.db.rdf.crawler.dataStructure.sparql.URICollection;
+
+import org.apache.jena.riot.RDFDataMgr;
+
+import com.hp.hpl.jena.rdf.model.Literal;
+import com.hp.hpl.jena.rdf.model.Model;
+import com.hp.hpl.jena.rdf.model.NodeIterator;
+import com.hp.hpl.jena.rdf.model.Property;
+import com.hp.hpl.jena.rdf.model.RDFNode;
+import com.hp.hpl.jena.rdf.model.Resource;
 
 public class MetadataFile {
 
+	Model model = null;
+	String endpointURI = null;
+	Calendar startDateTime = null;
+	Calendar endDateTime = null;
 	
 	public MetadataFile(File file) throws Exception{
@@ -10,6 +28,65 @@
 	}
 
+	public String getEndpointURI(){
+		return endpointURI;
+	}
+
+	public Calendar getStartDateTime(){
+		return startDateTime;
+	}
+
+	public Calendar getEndDateTime(){
+		return endDateTime;
+	}
+	
+	
 	private void readFile(File file) throws Exception{
+		model = RDFDataMgr.loadModel(file.getAbsolutePath());
+		Property sd_endpoint = model.getProperty(URICollection.PROPERTY_SD_ENDPOINT);
+		NodeIterator nit = model.listObjectsOfProperty(sd_endpoint);
+		Resource endPointRes = null;
+		endpointURI = null;
+		if( nit.hasNext() ){
+				RDFNode endPointNode = nit.next();
+				endPointRes = endPointNode.asResource();
+				endpointURI = endPointRes.getURI();
+		}
 		
+		Property sd_default_dataset = model.getProperty(URICollection.PROPERTY_SD_DEFAULT_DATA_SET);
+		nit = model.listObjectsOfProperty(sd_default_dataset);
+		Resource defaultDataSet = null;
+		if( nit.hasNext() ){
+			RDFNode node = nit.next();
+			defaultDataSet = node.asResource();
+		}
+		// log
+		Property sbm_crawlLog = model.getProperty(URICollection.PROPERTY_SB_CRAWL_LOG);
+		nit = model.listObjectsOfProperty(sbm_crawlLog);
+		Resource crawlLogBlankNode = null;
+		if( nit.hasNext() ){
+				RDFNode node = nit.next();
+				crawlLogBlankNode = node.asResource();
+		}
+		// start
+		Property sbm_startTime = model.getProperty(URICollection.PROPERTY_SB_CRAWL_START_TIME);
+		nit = model.listObjectsOfProperty(sbm_startTime);
+		startDateTime = null;
+		if( nit.hasNext() ){
+			Literal startTimeLit = null;
+			RDFNode node = nit.next();
+			startTimeLit = node.asLiteral();
+			startDateTime = ((com.hp.hpl.jena.datatypes.xsd.XSDDateTime)(startTimeLit.getValue())).asCalendar();
+		}
+		// end
+		Property sbm_endTime = model.getProperty(URICollection.PROPERTY_SB_CRAWL_END_TIME);
+		nit = model.listObjectsOfProperty(sbm_endTime);
+		endDateTime = null;
+		if( nit.hasNext() ){
+			Literal endTimeLit = null;
+			RDFNode node = nit.next();
+			endTimeLit = node.asLiteral();
+			endDateTime = ((com.hp.hpl.jena.datatypes.xsd.XSDDateTime)(endTimeLit.getValue())).asCalendar();
+		}
+
 	}
 
Index: /BH13SPARQLBuilder/src/org/biohackathon/SPARQLBuilder/endpointMetadata/MetadataManager.java
===================================================================
--- /BH13SPARQLBuilder/src/org/biohackathon/SPARQLBuilder/endpointMetadata/MetadataManager.java (revision 158)
+++ /BH13SPARQLBuilder/src/org/biohackathon/SPARQLBuilder/endpointMetadata/MetadataManager.java (revision 160)
@@ -2,10 +2,33 @@
 
 import java.io.File;
-import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.Set;
 
 public class MetadataManager {
 
+	HashMap<String,MetadataFile> metadataTable = null;
+	
+	
+	public static void main(String[] args) throws Exception{
+		String dirStr = "c:\\temp\\crawl";
+		MetadataManager manager = new MetadataManager(dirStr);
+		String[] uris = manager.getURIList();
+		for(String uri: uris){
+			System.out.println(uri);
+			MetadataFile mFile = manager.getMetadataFile(uri);
+			System.out.println(mFile.getStartDateTime().getTime().toString());
+			System.out.println(mFile.getEndDateTime().getTime().toString());
+		}
+	}	
 
-	MetadataFile[] metadataFiles = null;
+	public MetadataFile getMetadataFile(String uri){
+		return metadataTable.get(uri);
+	}
+
+	public String[] getURIList(){
+		Set<String> keySet = metadataTable.keySet();
+		return keySet.toArray(new String[0]);
+	}
+	
 	
 	public MetadataManager(String metadataDirStr) throws Exception {
@@ -15,4 +38,5 @@
 	
 	public void init(String metadataDirStr) throws Exception{
+		metadataTable = new HashMap<String,MetadataFile>();
 		File metadataDir = new File(metadataDirStr);
 		File[] files = null;
@@ -30,16 +54,18 @@
 			throw new Exception("File/Directory not found: " + metadataDirStr);
 		}
-		ArrayList<MetadataFile> aList = new ArrayList<MetadataFile>();
 		for(File file: files){
 			MetadataFile metadataFile = null;
 			try{
 				metadataFile = new MetadataFile(file);
-				aList.add(metadataFile);
+				String uri = metadataFile.getEndpointURI();
+				if( uri != null ){
+					metadataTable.put(uri, metadataFile);
+				}
 			}catch(Exception ex){
 				// WARNING
 				System.out.println("Invalid metadata file: " + file.getAbsolutePath());
+				ex.printStackTrace();
 			}
 		}
-		metadataFiles = aList.toArray(new MetadataFile[0]);
 	}