Access a specific object by using the lookup or lookupLink methods : Context « J2EE Application « Java Tutorial

1. Java Tutorial
2. J2EE Application
3. Context

import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.util.Hashtable;

import javax.naming.Context;
import javax.naming.InitialContext;

public class Print {
  public static void main(String[] args) throws Exception {
    Hashtable env = new Hashtable();
    env.put(Context.INITIAL_CONTEXT_FACTORY, "com.sun.jndi.fscontext.RefFSContextFactory");

    env.put(Context.PROVIDER_URL, "file:/tmp/marketing");

    Context initCtx = new InitialContext(env);
    File f = (File) initCtx.lookup("reports/report1.txt");
    if (f != null) {
      BufferedReader br = new BufferedReader(new FileReader(f));
      String l = null;
      while ((l = br.readLine()) != null)
        System.out.println(l);
    }

  }
}