Upgrading Apache HttpClient from 4.0.1 to 4.1.1 eliminated the expect…

…-continue handshake which was causing script eval requests to take very much longer than they needed to. Jig is much snappier now.

pom.xml

@@ -29,7 +29,7 @@
         <dependency>
             <groupId>org.apache.httpcomponents</groupId>
             <artifactId>httpclient</artifactId>
-            <version>4.0.1</version>
+            <version>4.1.1</version>
         </dependency>
         <dependency>
             <groupId>org.json</groupId>

src/main/java/com/tinkerpop/jig/JigConsole.java

@@ -12,6 +12,7 @@
 import java.io.InputStream;
 import java.io.InputStreamReader;
 import java.io.OutputStreamWriter;
+import java.util.Date;
 import java.util.HashMap;
 import java.util.Map;
 
@@ -103,11 +104,16 @@ private boolean tryLine(final String line) throws ScriptException, JSONException
     }
 
     private boolean executeScript(final String script) throws ScriptException, JSONException {
+        //long before = new Date().getTime();
+
         System.out.println("");
         Object result = scriptEngine.eval(script.trim());
         showResult(result);
         System.out.println("");
 
+        //long after = new Date().getTime();
+        //System.out.println("[script took " + (after - before) + "ms]");
+
         // TODO: provide a "quit" command
         return true;
     }

src/main/java/com/tinkerpop/jig/JigScriptEngine.java

@@ -25,6 +25,7 @@
 import java.io.Writer;
 import java.util.Arrays;
 import java.util.Collection;
+import java.util.Date;
 import java.util.LinkedList;
 
 /**
@@ -237,7 +238,10 @@ private Object issueRequest(final String script) throws IOException, JSONExcepti
         String auth = new String(Base64.encodeBase64((userName + ":" + password).getBytes()));
         request.setHeader("Authorization", "Basic " + auth);
 
+        //long before = new Date().getTime();
         HttpResponse response = client.execute(request);
+        long after = new Date().getTime();
+        //System.out.println("[request took " + (after - before) + "ms]");
         int responseCode = response.getStatusLine().getStatusCode();
 
         ByteArrayOutputStream bos = new ByteArrayOutputStream();

src/main/javascript/jans.js

@@ -0,0 +1,36 @@
+// Name of the triple store
+store.name
+
+// Number of triples in the store
+store.size
+
+// Look at a few triples
+g.triples.limit(10)
+
+// Labels (predicates) only
+g.triples.limit(10).label
+
+// Find more labels
+g.triples.limit(100000).label.distinct
+
+// Pick out a single label (rdf:type in this case)
+type = g.triples.limit(100000).label.distinct[6]
+
+// Find distinct types
+g.triples(null, type, null).head.limit(100000).distinct
+
+// Let's look at the "drugs" type
+drugs = g.triples(null, type, null).head.limit(100000).distinct[1]
+
+// Here are some instances of "drugs"
+d = g.v(drugs).inE(type).limit(10).tail
+
+// Pick a drug at random, find its neighborhood as a ranked list
+d0 = g.v(d[0]).nearby(2).aggr
+
+// Do the same for another node
+d9 = g.v(d[9]).nearby(2).aggr
+
+// Find the intersection (entry-wise product) of the two neighborhoods.
+// These are nodes "nearby" to both nodes in the graph
+intersect(d0, d9)