TransDataSourceObjectFactory


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55  package org.lateralnz.simpletrans;
56  
57  import java.util.Hashtable  ;
58  import javax.naming.*;
59  import javax.naming.spi.*;
60  
61  /**
62   * object factory for TransDataSource so that it may be loaded into a JNDI registry
63   *
64   * @author J R Briggs
65   */
66  public class TransDataSourceObjectFactory implements ObjectFactory {
67    public Object   getObjectInstance(Object   obj, Name name, Context nameCtx, Hashtable   environment) throws Exception   {
68      Reference ref = (Reference)obj;
69      if (ref.getClassName().equals(TransDataSource.class.getName())){
70        String   nm = getProperty(ref, "name");
71        return TransDataSource.getTransDataSource(nm);
72      }
73      else {
74        return null; 
75      }
76    }
77  
78    protected String   getProperty(Reference ref, String   s) {
79      RefAddr addr = ref.get(s);
80      if (addr == null) {
81        return null;
82      }
83      return (String  )addr.getContent();
84    }
85  }
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