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| AGUtils.javapackage com.franz.ag.examples;
import com.franz.ag.*;
import org.openrdf.model.Literal;
import org.openrdf.model.URI;
public class AGUtils {
public static void showTriple(Triple tr) throws AllegroGraphException {
System.out.println(tr.toString());
}
public static void showTriples(String msg, Cursor cc) throws AllegroGraphException {
System.out.println(msg);
showTriples(cc);
}
public static void showTriples(Cursor cc) throws AllegroGraphException {
showTriples(cc, 100);
}
public static void showTriples(Cursor cc, int limit) throws AllegroGraphException {
int i=0;
while (i<limit && cc.step()) {
showTriple(cc.getTriple());
i++;
}
if (cc.step()) {
System.out.println("[Showing " + limit + " triples, there are more]");
}
}
public static void showURI (URI r) {
System.out.println(r.getURI() + ":");
System.out.println(" Namespace: " + r.getNamespace());
System.out.println(" LocalName: " + r.getLocalName());
}
public static void showLiteral (Literal lit) {
System.out.println("Literal: " + lit.toString());
System.out.println(" Label: " + lit.getLabel());
System.out.println(" Datatype: " + lit.getDatatype());
System.out.println(" Language: " + lit.getLanguage());
System.out.println(" UPI: " + ((ValueNode)lit).queryAGId());
}
public static void showEncodedLiteral (EncodedLiteral lit) {
System.out.println("EncodedLiteral: " + lit.toString());
System.out.println(" Label: " + lit.getLabel());
System.out.println(" Datatype: " + lit.getDatatype());
System.out.println(" Language: " + lit.getLanguage());
System.out.println(" UPI: " + ((ValueNode)lit).queryAGId());
}
public static void printObjectArray(String msg, Object[] objArr) {
System.out.println(msg);
if (objArr != null) {
for (int i=0; i<objArr.length;i++) {
System.out.println(" "+i+": "+objArr[i]);
}
}
}
public static void printUPIArray(String msg, AllegroGraph ts, UPI[] objArr) throws AllegroGraphException {
System.out.println(msg);
if (objArr != null) {
for (int i=0; i<objArr.length;i++) {
String[] parts = ts.getParts(objArr[i]);
System.out.println(" "+i+": "+parts[1]);
}
}
}
public static String upiArrayToString(AllegroGraph ts, UPI[] objArr) throws AllegroGraphException {
StringBuffer buf = new StringBuffer();
if (objArr != null) {
buf.append("{");
for (int i=0; i<objArr.length;i++) {
String[] parts = ts.getParts(objArr[i]);
buf.append(parts[1]).append(" ");
}
buf.append("}");
}
return buf.toString();
}
public static void printStringArray(String msg, String[] objArr) {
System.out.println(msg);
if (objArr != null) {
for (int i=0; i<objArr.length;i++) {
System.out.println(" "+i+": "+objArr[i]);
}
}
}
public static String printValueObject(ValueObject o) {
String result;
if (o == null) {
result = "Null";
} else if (o instanceof Literal) {
Literal l = (Literal)o;
result = l.getLabel();
} else if (o instanceof BlankNode) {
BlankNode b = (BlankNode)o;
result = b.getID();
} else if (o instanceof Node) {
Node n = (Node)o;
result = n.toString();
} else {
result = o.toString();
}
return result;
}
static void displayValues(ValueObject[][] v) {
for (int i = 0; i < v.length; i++) {
ValueObject[] objects = v[i];
for (int j = 0; j < objects.length; j++) {
System.out.println("[" + i + "][" + j + "]: " + objects[j]);
}
}
}
public static String elapsedTime(long start) {
long total = System.currentTimeMillis() - start;
long min = total/60000;
long msec = total%60000;
double sec = msec/1000.0;
String report;
if (min > 0) {
report = min + ":" + sec + " minutes:seconds";
} else {
report = sec + " seconds";
}
return report;
}
}
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