| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package sdb; |
| |
| import java.util.List; |
| |
| import sdb.cmd.CmdArgsDB; |
| import sdb.cmd.ModGraph; |
| import arq.cmdline.ArgDecl; |
| |
| import com.hp.hpl.jena.rdf.model.Model; |
| import com.hp.hpl.jena.sparql.util.Utils; |
| |
| /** Write out the data from an SDB model. Only works for small models |
| * because of JDBC limitations in default configurations. |
| * |
| * <p> |
| * Usage:<pre> |
| * sdbdump [db spec] |
| * where [db spec] is: |
| * --spec file Contains an RDF description of the model |
| * --db JDBC_url --dbUser userId --dbPassword password --dbType [--model modelName] |
| * </pre> |
| * </p> |
| */ |
| |
| public class sdbdump extends CmdArgsDB |
| { |
| public static final String usage = "sdbdump --sdb <SPEC> [--out syntax]" ; |
| |
| private static ModGraph modGraph = new ModGraph() ; |
| static ArgDecl argDeclSyntax = new ArgDecl(true, "out") ; |
| |
| public static void main(String ... argv) |
| { |
| new sdbdump(argv).mainRun() ; |
| } |
| |
| protected sdbdump(String ... args) |
| { |
| super(args); |
| addModule(modGraph) ; |
| add(argDeclSyntax) ; |
| } |
| |
| @Override |
| protected String getCommandName() { return Utils.className(this) ; } |
| |
| @Override |
| protected String getSummary() { return Utils.className(this)+" --sdb <SPEC> [--out syntax]" ; } |
| |
| @Override |
| protected void processModulesAndArgs() |
| { |
| if ( getNumPositional() > 0 ) |
| cmdError("No positional arguments allowed", true) ; |
| } |
| |
| @Override |
| protected void execCmd(List<String> args) |
| { |
| // This is a streamable syntax. |
| String syntax = "N-TRIPLES" ; |
| if ( contains(argDeclSyntax) ) |
| syntax = getArg(argDeclSyntax).getValue() ; |
| if ( isDebug() ) |
| System.out.println("Debug: syntax is "+syntax) ; |
| |
| try { |
| Model model = modGraph.getModel(getStore()) ; |
| model.write(System.out, syntax) ; |
| } catch (Exception ex) |
| { |
| System.err.println("Exception: "+ex+" :: "+ex.getMessage()) ; |
| ex.printStackTrace(System.err) ; |
| } |
| } |
| |
| } |