deletedatasource.java

精通Java核心技术的随书源代码

// ==================== Program Discription ==========================
// 程序名称：示例13-7 : DeleteDataSource.java
// 程序目的：删除数据源
// ==============================================================
import java.util.Hashtable ;
import javax.naming.* ;
import java.sql.* ;
import javax.sql.* ;

public class DeleteDataSource 
{
   public DeleteDataSource () 
   {
      Hashtable env = new Hashtable();
      env.put(Context.INITIAL_CONTEXT_FACTORY, 
            "com.sun.jndi.fscontext.RefFSContextFactory");
      try {
         Context ctx = new InitialContext(env);

         // unbinding the name-object association effectively deletes the object
         ctx.unbind("jdbc/ datasource ") ; 
         ctx.close() ;
      }
      catch (Exception ex) {
         System.err.println(ex.getMessage()) ;
      }
   }
  
   public static void main (String args[]) {    
      new DeleteDataSource () ;
   }
}