/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License, Version 1.0 only
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* (the "License"). You may not use this file except in compliance
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* with the License.
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*
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* You can obtain a copy of the license at
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* trunk/opends/resource/legal-notices/OpenDS.LICENSE
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* or https://OpenDS.dev.java.net/OpenDS.LICENSE.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at
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* trunk/opends/resource/legal-notices/OpenDS.LICENSE. If applicable,
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* add the following below this CDDL HEADER, with the fields enclosed
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* by brackets "[]" replaced with your own identifying information:
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* Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*
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*
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* Copyright 2009-2010 Sun Microsystems, Inc.
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*/
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package org.opends.sdk;
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import org.opends.sdk.requests.BindRequest;
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import org.opends.sdk.responses.BindResult;
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import com.sun.opends.sdk.util.AsynchronousConnectionDecorator;
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import com.sun.opends.sdk.util.FutureResultTransformer;
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import com.sun.opends.sdk.util.RecursiveFutureResult;
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/**
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* An authenticated connection factory can be used to create pre-authenticated
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* connections to a Directory Server.
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* <p>
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* The connections returned by an authenticated connection factory support all
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* operations with the exception of Bind requests. Attempts to perform a Bind
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* will result in an {@code UnsupportedOperationException}.
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* <p>
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* If the Bind request fails for some reason (e.g. invalid credentials), then
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* the connection attempt will fail and an {@code ErrorResultException} will be
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* thrown.
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*/
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final class AuthenticatedConnectionFactory extends AbstractConnectionFactory
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{
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/**
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* An authenticated asynchronous connection supports all operations except
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* Bind operations.
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*/
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public static final class AuthenticatedAsynchronousConnection extends
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AsynchronousConnectionDecorator
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{
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private AuthenticatedAsynchronousConnection(
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final AsynchronousConnection connection)
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{
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super(connection);
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}
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/**
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* Bind operations are not supported by pre-authenticated connections. This
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* method will always throw {@code UnsupportedOperationException}.
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*/
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public FutureResult<BindResult> bind(final BindRequest request,
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final ResultHandler<? super BindResult> handler)
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throws UnsupportedOperationException, IllegalStateException,
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NullPointerException
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{
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throw new UnsupportedOperationException();
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}
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/**
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* Bind operations are not supported by pre-authenticated connections. This
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* method will always throw {@code UnsupportedOperationException}.
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*/
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public FutureResult<BindResult> bind(final BindRequest request,
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final ResultHandler<? super BindResult> resultHandler,
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final IntermediateResponseHandler intermediateResponseHandler)
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throws UnsupportedOperationException, IllegalStateException,
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NullPointerException
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{
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throw new UnsupportedOperationException();
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}
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/**
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* {@inheritDoc}
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*/
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public String toString()
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{
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StringBuilder builder = new StringBuilder();
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builder.append("AuthenticatedConnection(");
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builder.append(connection);
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builder.append(')');
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return builder.toString();
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}
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}
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private static final class FutureResultImpl
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{
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private final FutureResultTransformer<BindResult, AsynchronousConnection> futureBindResult;
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private final RecursiveFutureResult<AsynchronousConnection, BindResult> futureConnectionResult;
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private final BindRequest bindRequest;
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private AsynchronousConnection connection;
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private FutureResultImpl(final BindRequest request,
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final ResultHandler<? super AsynchronousConnection> handler)
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{
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this.bindRequest = request;
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this.futureBindResult = new FutureResultTransformer<BindResult, AsynchronousConnection>(
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handler)
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{
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@Override
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protected ErrorResultException transformErrorResult(
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final ErrorResultException errorResult)
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{
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// Ensure that the connection is closed.
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try
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{
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connection.close();
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connection = null;
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}
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catch (final Exception e)
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{
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// Ignore.
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}
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return errorResult;
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}
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@Override
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protected AsynchronousConnection transformResult(final BindResult result)
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throws ErrorResultException
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{
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return new AuthenticatedAsynchronousConnection(connection);
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}
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};
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this.futureConnectionResult = new RecursiveFutureResult<AsynchronousConnection, BindResult>(
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futureBindResult)
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{
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@Override
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protected FutureResult<? extends BindResult> chainResult(
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final AsynchronousConnection innerResult,
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final ResultHandler<? super BindResult> handler)
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throws ErrorResultException
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{
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connection = innerResult;
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return connection.bind(bindRequest, handler);
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}
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};
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futureBindResult.setFutureResult(futureConnectionResult);
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}
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}
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private final BindRequest request;
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private final ConnectionFactory parentFactory;
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/**
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* Creates a new authenticated connection factory which will obtain
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* connections using the provided connection factory and immediately perform
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* the provided Bind request.
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*
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* @param factory
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* The connection factory to use for connecting to the Directory
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* Server.
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* @param request
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* The Bind request to use for authentication.
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*/
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AuthenticatedConnectionFactory(final ConnectionFactory factory,
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final BindRequest request)
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{
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this.parentFactory = factory;
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// FIXME: should do a defensive copy.
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this.request = request;
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}
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/**
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* {@inheritDoc}
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*/
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@Override
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public FutureResult<AsynchronousConnection> getAsynchronousConnection(
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final ResultHandler<? super AsynchronousConnection> handler)
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{
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final FutureResultImpl future = new FutureResultImpl(request, handler);
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future.futureConnectionResult.setFutureResult(parentFactory
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.getAsynchronousConnection(future.futureConnectionResult));
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return future.futureBindResult;
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}
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/**
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* {@inheritDoc}
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*/
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public String toString()
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{
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final StringBuilder builder = new StringBuilder();
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builder.append("AuthenticatedConnectionFactory(");
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builder.append(String.valueOf(parentFactory));
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builder.append(')');
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return builder.toString();
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}
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}
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