fix try-with-resource warnings Project: http://git-wip-us.apache.org/repos/asf/jena/repo Commit: http://git-wip-us.apache.org/repos/asf/jena/commit/69f5ee2c Tree: http://git-wip-us.apache.org/repos/asf/jena/tree/69f5ee2c Diff: http://git-wip-us.apache.org/repos/asf/jena/diff/69f5ee2c
Branch: refs/heads/master Commit: 69f5ee2c35fcb925be15f092740a1cb98f746c6b Parents: 4d8fd79 Author: confidencesun <[email protected]> Authored: Tue Aug 4 23:51:23 2015 +0800 Committer: confidencesun <[email protected]> Committed: Tue Aug 4 23:51:23 2015 +0800 ---------------------------------------------------------------------- .../constructquads/ExampleConstructQuads.java | 118 +++++++++++-------- 1 file changed, 67 insertions(+), 51 deletions(-) ---------------------------------------------------------------------- http://git-wip-us.apache.org/repos/asf/jena/blob/69f5ee2c/jena-arq/src-examples/arq/examples/constructquads/ExampleConstructQuads.java ---------------------------------------------------------------------- diff --git a/jena-arq/src-examples/arq/examples/constructquads/ExampleConstructQuads.java b/jena-arq/src-examples/arq/examples/constructquads/ExampleConstructQuads.java index 4ef097e..dcc587b 100644 --- a/jena-arq/src-examples/arq/examples/constructquads/ExampleConstructQuads.java +++ b/jena-arq/src-examples/arq/examples/constructquads/ExampleConstructQuads.java @@ -56,95 +56,111 @@ public class ExampleConstructQuads { model1.add(s1, p1, o1); dataset.addNamedModel("http://eg.com/g1";, model1); - // construct named graph System.out.println("construct named graph:"); String queryString = "CONSTRUCT { GRAPH ?g {<http://eg.com/s1> <http://eg.com/p1> ?o} } WHERE{ GRAPH ?g {<http://eg.com/s1> <http://eg.com/p1> ?o} }"; Query query = QueryFactory.create(queryString, Syntax.syntaxARQ); - QueryExecution qexec = QueryExecutionFactory.create(query, dataset); - Iterator<Quad> quads = qexec.execConstructQuads(); - PrintUtil.printOut(quads); - qexec.close(); + try (QueryExecution qexec = QueryExecutionFactory + .create(query, dataset)) { + Iterator<Quad> quads = qexec.execConstructQuads(); + PrintUtil.printOut(quads); + qexec.close(); + } arq.qparse.main("--in", "arq", queryString); - + // construct default graph 1 System.out.println("construct default graph 1:"); queryString = "CONSTRUCT { {<http://eg.com/s1> <http://eg.com/p1> ?o} } WHERE{ GRAPH ?g {<http://eg.com/s1> <http://eg.com/p1> ?o} }"; - query = QueryFactory.create(queryString, Syntax.syntaxARQ); - qexec = QueryExecutionFactory.create(query, dataset); - quads = qexec.execConstructQuads(); - PrintUtil.printOut(quads); - qexec.close(); + try (QueryExecution qexec = QueryExecutionFactory + .create(query, dataset)) { + Iterator<Quad> quads = qexec.execConstructQuads(); + PrintUtil.printOut(quads); + qexec.close(); + } arq.qparse.main("--in", "arq", queryString); - + // construct default graph 2 System.out.println("construct default graph 2:"); queryString = "CONSTRUCT {<http://eg.com/s1> <http://eg.com/p1> ?o} WHERE{ GRAPH ?g {<http://eg.com/s1> <http://eg.com/p1> ?o} }"; query = QueryFactory.create(queryString, Syntax.syntaxARQ); - qexec = QueryExecutionFactory.create(query, dataset); - quads = qexec.execConstructQuads(); - PrintUtil.printOut(quads); - qexec.close(); + try (QueryExecution qexec = QueryExecutionFactory + .create(query, dataset)) { + Iterator<Quad> quads = qexec.execConstructQuads(); + PrintUtil.printOut(quads); + qexec.close(); + } arq.qparse.main("--in", "arq", queryString); - + // construct triples System.out.println("construct default graph 2:"); queryString = "CONSTRUCT {<http://eg.com/s1> <http://eg.com/p1> ?o} WHERE{ GRAPH ?g {<http://eg.com/s1> <http://eg.com/p1> ?o} }"; query = QueryFactory.create(queryString, Syntax.syntaxARQ); - qexec = QueryExecutionFactory.create(query, dataset); - Iterator<Triple> triples = qexec.execConstructTriples(); - PrintUtil.printOut(triples); - qexec.close(); + try (QueryExecution qexec = QueryExecutionFactory + .create(query, dataset)) { + Iterator<Triple> triples = qexec.execConstructTriples(); + PrintUtil.printOut(triples); + qexec.close(); + } arq.qparse.main("--in", "arq", queryString); - - //construct dataset + + // construct dataset System.out.println("construct dataset:"); queryString = "CONSTRUCT { GRAPH ?g {<http://eg.com/s1> <http://eg.com/p1> ?o} } WHERE{ GRAPH ?g {<http://eg.com/s1> <http://eg.com/p1> ?o} }"; query = QueryFactory.create(queryString, Syntax.syntaxARQ); - qexec = QueryExecutionFactory.create(query, dataset); - Dataset d = qexec.execConstructDataset(); - RDFDataMgr.write(System.out, d, Lang.TRIG) ; - qexec.close(); + try (QueryExecution qexec = QueryExecutionFactory + .create(query, dataset)) { + Dataset d = qexec.execConstructDataset(); + RDFDataMgr.write(System.out, d, Lang.TRIG); + qexec.close(); + } arq.qparse.main("--in", "arq", queryString); - - //short form 1 + + // short form 1 System.out.println("short form 1:"); queryString = "CONSTRUCT WHERE{ GRAPH ?g {<http://eg.com/s1> <http://eg.com/p1> ?o} }"; query = QueryFactory.create(queryString, Syntax.syntaxARQ); - qexec = QueryExecutionFactory.create(query, dataset); - quads = qexec.execConstructQuads(); - PrintUtil.printOut(quads); - qexec.close(); + try (QueryExecution qexec = QueryExecutionFactory + .create(query, dataset)) { + Iterator<Quad> quads = qexec.execConstructQuads(); + PrintUtil.printOut(quads); + qexec.close(); + } arq.qparse.main("--in", "arq", queryString); - - //short form 2 + + // short form 2 System.out.println("short form 2:"); queryString = "CONSTRUCT WHERE{ <http://eg.com/s> <http://eg.com/p> ?o }"; query = QueryFactory.create(queryString, Syntax.syntaxARQ); - qexec = QueryExecutionFactory.create(query, dataset); - quads = qexec.execConstructQuads(); - PrintUtil.printOut(quads); - qexec.close(); + try (QueryExecution qexec = QueryExecutionFactory + .create(query, dataset)) { + Iterator<Quad> quads = qexec.execConstructQuads(); + PrintUtil.printOut(quads); + qexec.close(); + } arq.qparse.main("--in", "arq", queryString); - - //short form 3 + + // short form 3 System.out.println("short form 3:"); queryString = "CONSTRUCT WHERE{ <http://eg.com/s> <http://eg.com/p> ?o }"; query = QueryFactory.create(queryString, Syntax.syntaxARQ); - qexec = QueryExecutionFactory.create(query, dataset); - triples = qexec.execConstructTriples(); - PrintUtil.printOut(triples); - qexec.close(); + try (QueryExecution qexec = QueryExecutionFactory + .create(query, dataset)) { + Iterator<Triple> triples = qexec.execConstructTriples(); + PrintUtil.printOut(triples); + qexec.close(); + } arq.qparse.main("--in", "arq", queryString); - - //short form 4 + + // short form 4 System.out.println("short form 4:"); queryString = "CONSTRUCT WHERE{ {<http://eg.com/s> <http://eg.com/p> ?o} }"; query = QueryFactory.create(queryString, Syntax.syntaxARQ); - qexec = QueryExecutionFactory.create(query, dataset); - quads = qexec.execConstructQuads(); - PrintUtil.printOut(quads); - qexec.close(); + try (QueryExecution qexec = QueryExecutionFactory + .create(query, dataset)) { + Iterator<Quad> quads = qexec.execConstructQuads(); + PrintUtil.printOut(quads); + qexec.close(); + } arq.qparse.main("--in", "arq", queryString); }
