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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

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 * accompanied this code).

 *

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package com.sun.jdi.connect;

import java.util.Map;

/**

 * A connector which attaches to a previously running target VM.

 *

 * @author Gordon Hirsch

 * @since  1.3

 */

public interface AttachingConnector extends Connector {

    /**

     * Attaches to a running application and returns a

     * mirror of its VM.

     * <p>

     * The connector uses the given argument map in

     * attaching the application. These arguments will include addressing

     * information that identifies the VM.

     * The argument map associates argument name strings to instances

     * of {@link Connector.Argument}. The default argument map for a

     * connector can be obtained through {@link Connector#defaultArguments}.

     * Argument map values can be changed, but map entries should not be

     * added or deleted.

     *

     * @param arguments the argument map to be used in launching the VM.

     * @return the {@link VirtualMachine} mirror of the target VM.

     *

     * @throws TransportTimeoutException when the Connector encapsulates

     * a transport that supports a timeout when attaching, a

     * {@link Connector.Argument} representing a timeout has been set

     * in the argument map, and a timeout occurs when trying to attach

     * to the target VM.

     *

     * @throws java.io.IOException when unable to attach.

     * Specific exceptions are dependent on the Connector implementation

     * in use.

     * @throws IllegalConnectorArgumentsException when one of the

     * connector arguments is invalid.

     */

    VirtualMachine attach(Map<String,? extends Connector.Argument> arguments)

        throws IOException, IllegalConnectorArgumentsException;

}