sandbox/runtime/org.argeo.sandbox.jackrabbit/src/main/java/jcr/CommandLineQuery.java

   1 /*
   2  * Copyright (C) 2010 Mathieu Baudier <mbaudier@argeo.org>
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *         http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 package jcr;
  18
  19 import javax.jcr.*;
  20 import javax.jcr.nodetype.PropertyDefinition;
  21 import javax.jcr.query.QueryManager;
  22 import javax.jcr.query.Query;
  23 import javax.jcr.query.QueryResult;
  24 import java.io.IOException;
  25 import java.io.BufferedReader;
  26 import java.io.InputStreamReader;
  27
  28 public class CommandLineQuery extends Base {
  29     public CommandLineQuery() {
  30     }
  31
  32     public static void main(String[] args) throws IOException, RepositoryException {
  33         CommandLineQuery clq=new CommandLineQuery();
  34         clq.run();
  35     }
  36
  37     private void run() throws IOException, RepositoryException {
  38         Repository repository=getRepository();
  39         Session session=getReadonlySession(repository);
  40         Workspace workspace=session.getWorkspace();
  41         QueryManager qm=workspace.getQueryManager();
  42         BufferedReader reader=new BufferedReader(new InputStreamReader(System.in));
  43         for(;;) {
  44             System.out.print("JCRQL> ");
  45             String queryString=reader.readLine();
  46             if(queryString.equals("quit")) {
  47                 break;
  48             }
  49             if(queryString.length()==0 || queryString.startsWith("#")) {
  50                 continue;
  51             }
  52
  53             int resultCounter=0;
  54             try {
  55                 Query query=qm.createQuery(queryString, Query.XPATH);
  56                 QueryResult queryResult=query.execute();
  57                 NodeIterator nodeIterator=queryResult.getNodes();
  58                 while(nodeIterator.hasNext()) {
  59                     Node node=nodeIterator.nextNode();
  60                     dump(node);
  61                     resultCounter++;
  62                 }
  63             } catch(Exception e) {
  64                 e.printStackTrace();
  65             }
  66
  67             System.out.println("result count: "+resultCounter);
  68         }
  69         logout(session);
  70     }
  71
  72     private void dump(Node node) throws RepositoryException {
  73         StringBuilder sb=new StringBuilder();
  74         String sep=",";
  75         sb.append(node.getName());
  76         sb.append("["+node.getPath());
  77         PropertyIterator propIterator=node.getProperties();
  78         while(propIterator.hasNext()) {
  79             Property prop=propIterator.nextProperty();
  80             sb.append(sep);
  81             sb.append("@"+prop.getName()+"=\""+prop.getString()+"\"");
  82         }
  83         sb.append("]");
  84         System.out.println(sb.toString());
  85     }
  86 }