# AGCreateLiteral.java

`package com.franz.agbase.examples;
import com.franz.agbase.*;
public class AGCreateLiteral {
/**
* Demonstrates some basics of creating Literals.
*
* @param args unused
* @throws AllegroGraphException
*/
public static void main(String[] args) throws AllegroGraphException {
// Connect to server, which must already be running.
AllegroGraphConnection ags = new AllegroGraphConnection();
try {
ags.enable();
} catch (Exception e) {
throw new AllegroGraphException("Server connection problem", e);
}
// Create a fresh triple-store for this example.
AllegroGraph ts = ags.renew("createliteral", AGPaths.TRIPLE_STORES);
// Create a few Literals from various types
LiteralNode lit1 = ts.createLiteral("Fido");
LiteralNode lit2 = ts.createLiteral(true);
LiteralNode lit3 = ts.createLiteral(123);
LiteralNode lit4 = ts.createLiteral(123.0);
LiteralNode lit5 = ts.createLiteral((long)123);
LiteralNode lit6 = ts.createLiteral((double)123);
AGUtils.showLiteral(lit1);
AGUtils.showLiteral(lit2);
AGUtils.showLiteral(lit3);
AGUtils.showLiteral(lit4);
AGUtils.showLiteral(lit5);
AGUtils.showLiteral(lit6);
// Create a few URIs from strings
URINode subject = ts.createURI("http://example.org/fido");
URINode predicate = ts.createURI("http://example.org/name");
// Add a triple to the store (also adds URIs and a Literal)
ts.addStatement(subject, predicate, lit1);
// You can also create Literals and add them to the store directly
LiteralNode cat = ts.addLiteral("chat","fr"); // language is french
AGUtils.showLiteral(cat);
URINode dt = ts.createURI("http://www.w3.org/2001/XMLSchema#int");
LiteralNode lit7 = ts.addLiteral("123", dt); // datatype is int
AGUtils.showLiteral(lit7);
// Close the store and disconnect from the server.
ts.closeTripleStore();
ags.disable();
}
}
`

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