EnvClone.java

/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
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 * version 2 for more details (a copy is included in the LICENSE file that
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 * 2 along with this work; if not, write to the Free Software Foundation,
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/*
 * @test
 * @bug 4241351
 * @summary Ensure that initial context constructor clones its environment
 *      parameter before calling init(), and that it doesn't clone it
 *      within init().
 */

import java.util.Hashtable;
import javax.naming.*;

public class EnvClone extends InitialContext {

    EnvClone(Hashtable<Object, Object> env) throws NamingException{
        super(env);
    }

    EnvClone(boolean lazy) throws NamingException{
        super(lazy);
    }

    public static void main(String[] args) throws Exception {

        Hashtable<Object, Object> env = new Hashtable<>(5);
        EnvClone ctx = new EnvClone(env);

        if (env == ctx.myProps) {
            throw new Exception(
                    "Test failed:  constructor didn't clone environment");
        }

        ctx = new EnvClone(true);
        ctx.init(env);

        if (env != ctx.myProps) {
            throw new Exception("Test failed:  init() cloned environment");
        }
    }
}