Examples with ConnectionPoolTimeoutException org.apache.http.conn.ConnectionPoolTimeoutException used on opensource projects

Example 1 with ConnectionPoolTimeoutException

use of org.apache.http.conn.ConnectionPoolTimeoutException in project robovm by robovm.

the class ConnPoolByRoute method getEntryBlocking.

/**
     * Obtains a pool entry with a connection within the given timeout.
     * If a {@link WaitingThread} is used to block, {@link WaitingThreadAborter#setWaitingThread(WaitingThread)}
     * must be called before blocking, to allow the thread to be interrupted.
     *
     * @param route     the route for which to get the connection
     * @param timeout   the timeout, 0 or negative for no timeout
     * @param tunit     the unit for the <code>timeout</code>,
     *                  may be <code>null</code> only if there is no timeout
     * @param aborter   an object which can abort a {@link WaitingThread}.
     *
     * @return  pool entry holding a connection for the route
     *
     * @throws ConnectionPoolTimeoutException
     *         if the timeout expired
     * @throws InterruptedException
     *         if the calling thread was interrupted
     */
protected BasicPoolEntry getEntryBlocking(HttpRoute route, Object state, long timeout, TimeUnit tunit, WaitingThreadAborter aborter) throws ConnectionPoolTimeoutException, InterruptedException {
    Date deadline = null;
    if (timeout > 0) {
        deadline = new Date(System.currentTimeMillis() + tunit.toMillis(timeout));
    }
    BasicPoolEntry entry = null;
    poolLock.lock();
    try {
        RouteSpecificPool rospl = getRoutePool(route, true);
        WaitingThread waitingThread = null;
        while (entry == null) {
            if (isShutDown) {
                throw new IllegalStateException("Connection pool shut down.");
            }
            if (log.isDebugEnabled()) {
                log.debug("Total connections kept alive: " + freeConnections.size());
                log.debug("Total issued connections: " + issuedConnections.size());
                log.debug("Total allocated connection: " + numConnections + " out of " + maxTotalConnections);
            }
            // the cases to check for:
            // - have a free connection for that route
            // - allowed to create a free connection for that route
            // - can delete and replace a free connection for another route
            // - need to wait for one of the things above to come true
            entry = getFreeEntry(rospl, state);
            if (entry != null) {
                break;
            }
            boolean hasCapacity = rospl.getCapacity() > 0;
            if (log.isDebugEnabled()) {
                log.debug("Available capacity: " + rospl.getCapacity() + " out of " + rospl.getMaxEntries() + " [" + route + "][" + state + "]");
            }
            if (hasCapacity && numConnections < maxTotalConnections) {
                entry = createEntry(rospl, operator);
            } else if (hasCapacity && !freeConnections.isEmpty()) {
                deleteLeastUsedEntry();
                entry = createEntry(rospl, operator);
            } else {
                if (log.isDebugEnabled()) {
                    log.debug("Need to wait for connection" + " [" + route + "][" + state + "]");
                }
                if (waitingThread == null) {
                    waitingThread = newWaitingThread(poolLock.newCondition(), rospl);
                    aborter.setWaitingThread(waitingThread);
                }
                boolean success = false;
                try {
                    rospl.queueThread(waitingThread);
                    waitingThreads.add(waitingThread);
                    success = waitingThread.await(deadline);
                } finally {
                    // In case of 'success', we were woken up by the
                    // connection pool and should now have a connection
                    // waiting for us, or else we're shutting down.
                    // Just continue in the loop, both cases are checked.
                    rospl.removeThread(waitingThread);
                    waitingThreads.remove(waitingThread);
                }
                // check for spurious wakeup vs. timeout
                if (!success && (deadline != null) && (deadline.getTime() <= System.currentTimeMillis())) {
                    throw new ConnectionPoolTimeoutException("Timeout waiting for connection");
                }
            }
        }
    // while no entry
    } finally {
        poolLock.unlock();
    }
    return entry;
}

Example 2 with ConnectionPoolTimeoutException

use of org.apache.http.conn.ConnectionPoolTimeoutException in project platform_external_apache-http by android.

the class ConnPoolByRoute method getEntryBlocking.

/**
     * Obtains a pool entry with a connection within the given timeout.
     * If a {@link WaitingThread} is used to block, {@link WaitingThreadAborter#setWaitingThread(WaitingThread)}
     * must be called before blocking, to allow the thread to be interrupted.
     *
     * @param route     the route for which to get the connection
     * @param timeout   the timeout, 0 or negative for no timeout
     * @param tunit     the unit for the <code>timeout</code>,
     *                  may be <code>null</code> only if there is no timeout
     * @param aborter   an object which can abort a {@link WaitingThread}.
     *
     * @return  pool entry holding a connection for the route
     *
     * @throws ConnectionPoolTimeoutException
     *         if the timeout expired
     * @throws InterruptedException
     *         if the calling thread was interrupted
     */
protected BasicPoolEntry getEntryBlocking(HttpRoute route, Object state, long timeout, TimeUnit tunit, WaitingThreadAborter aborter) throws ConnectionPoolTimeoutException, InterruptedException {
    Date deadline = null;
    if (timeout > 0) {
        deadline = new Date(System.currentTimeMillis() + tunit.toMillis(timeout));
    }
    BasicPoolEntry entry = null;
    poolLock.lock();
    try {
        RouteSpecificPool rospl = getRoutePool(route, true);
        WaitingThread waitingThread = null;
        while (entry == null) {
            if (isShutDown) {
                throw new IllegalStateException("Connection pool shut down.");
            }
            if (log.isDebugEnabled()) {
                log.debug("Total connections kept alive: " + freeConnections.size());
                log.debug("Total issued connections: " + issuedConnections.size());
                log.debug("Total allocated connection: " + numConnections + " out of " + maxTotalConnections);
            }
            // the cases to check for:
            // - have a free connection for that route
            // - allowed to create a free connection for that route
            // - can delete and replace a free connection for another route
            // - need to wait for one of the things above to come true
            entry = getFreeEntry(rospl, state);
            if (entry != null) {
                break;
            }
            boolean hasCapacity = rospl.getCapacity() > 0;
            if (log.isDebugEnabled()) {
                log.debug("Available capacity: " + rospl.getCapacity() + " out of " + rospl.getMaxEntries() + " [" + route + "][" + state + "]");
            }
            if (hasCapacity && numConnections < maxTotalConnections) {
                entry = createEntry(rospl, operator);
            } else if (hasCapacity && !freeConnections.isEmpty()) {
                deleteLeastUsedEntry();
                entry = createEntry(rospl, operator);
            } else {
                if (log.isDebugEnabled()) {
                    log.debug("Need to wait for connection" + " [" + route + "][" + state + "]");
                }
                if (waitingThread == null) {
                    waitingThread = newWaitingThread(poolLock.newCondition(), rospl);
                    aborter.setWaitingThread(waitingThread);
                }
                boolean success = false;
                try {
                    rospl.queueThread(waitingThread);
                    waitingThreads.add(waitingThread);
                    success = waitingThread.await(deadline);
                } finally {
                    // In case of 'success', we were woken up by the
                    // connection pool and should now have a connection
                    // waiting for us, or else we're shutting down.
                    // Just continue in the loop, both cases are checked.
                    rospl.removeThread(waitingThread);
                    waitingThreads.remove(waitingThread);
                }
                // check for spurious wakeup vs. timeout
                if (!success && (deadline != null) && (deadline.getTime() <= System.currentTimeMillis())) {
                    throw new ConnectionPoolTimeoutException("Timeout waiting for connection");
                }
            }
        }
    // while no entry
    } finally {
        poolLock.unlock();
    }
    return entry;
}

Example 3 with ConnectionPoolTimeoutException

use of org.apache.http.conn.ConnectionPoolTimeoutException in project jersey by jersey.

the class HelloWorldTest method testConnectionClosingOnExceptionsForErrorResponses.

/**
     * JERSEY-2157 reproducer.
     * <p>
     * The test ensures that entities of the error responses which cause
     * WebApplicationException being thrown by a JAX-RS client are buffered
     * and that the underlying input connections are automatically released
     * in such case.
     */
@Test
public void testConnectionClosingOnExceptionsForErrorResponses() {
    final BasicClientConnectionManager cm = new BasicClientConnectionManager();
    final AtomicInteger connectionCounter = new AtomicInteger(0);
    final ClientConfig config = new ClientConfig().property(ApacheClientProperties.CONNECTION_MANAGER, new ClientConnectionManager() {

        @Override
        public SchemeRegistry getSchemeRegistry() {
            return cm.getSchemeRegistry();
        }

        @Override
        public ClientConnectionRequest requestConnection(final HttpRoute route, final Object state) {
            connectionCounter.incrementAndGet();
            final ClientConnectionRequest wrappedRequest = cm.requestConnection(route, state);
            /**
                         * To explain the following long piece of code:
                         *
                         * All the code does is to just create a wrapper implementations
                         * for the AHC connection management interfaces.
                         *
                         * The only really important piece of code is the
                         * {@link org.apache.http.conn.ManagedClientConnection#releaseConnection()} implementation,
                         * where the connectionCounter is decremented when a managed connection instance
                         * is released by AHC runtime. In our test, this is expected to happen
                         * as soon as the exception is created for an error response
                         * (as the error response entity gets buffered in
                         * {@link org.glassfish.jersey.client.JerseyInvocation#convertToException(javax.ws.rs.core.Response)}).
                         */
            return new ClientConnectionRequest() {

                @Override
                public ManagedClientConnection getConnection(long timeout, TimeUnit tunit) throws InterruptedException, ConnectionPoolTimeoutException {
                    final ManagedClientConnection wrappedConnection = wrappedRequest.getConnection(timeout, tunit);
                    return new ManagedClientConnection() {

                        @Override
                        public boolean isSecure() {
                            return wrappedConnection.isSecure();
                        }

                        @Override
                        public HttpRoute getRoute() {
                            return wrappedConnection.getRoute();
                        }

                        @Override
                        public SSLSession getSSLSession() {
                            return wrappedConnection.getSSLSession();
                        }

                        @Override
                        public void open(HttpRoute route, HttpContext context, HttpParams params) throws IOException {
                            wrappedConnection.open(route, context, params);
                        }

                        @Override
                        public void tunnelTarget(boolean secure, HttpParams params) throws IOException {
                            wrappedConnection.tunnelTarget(secure, params);
                        }

                        @Override
                        public void tunnelProxy(HttpHost next, boolean secure, HttpParams params) throws IOException {
                            wrappedConnection.tunnelProxy(next, secure, params);
                        }

                        @Override
                        public void layerProtocol(HttpContext context, HttpParams params) throws IOException {
                            wrappedConnection.layerProtocol(context, params);
                        }

                        @Override
                        public void markReusable() {
                            wrappedConnection.markReusable();
                        }

                        @Override
                        public void unmarkReusable() {
                            wrappedConnection.unmarkReusable();
                        }

                        @Override
                        public boolean isMarkedReusable() {
                            return wrappedConnection.isMarkedReusable();
                        }

                        @Override
                        public void setState(Object state) {
                            wrappedConnection.setState(state);
                        }

                        @Override
                        public Object getState() {
                            return wrappedConnection.getState();
                        }

                        @Override
                        public void setIdleDuration(long duration, TimeUnit unit) {
                            wrappedConnection.setIdleDuration(duration, unit);
                        }

                        @Override
                        public boolean isResponseAvailable(int timeout) throws IOException {
                            return wrappedConnection.isResponseAvailable(timeout);
                        }

                        @Override
                        public void sendRequestHeader(HttpRequest request) throws HttpException, IOException {
                            wrappedConnection.sendRequestHeader(request);
                        }

                        @Override
                        public void sendRequestEntity(HttpEntityEnclosingRequest request) throws HttpException, IOException {
                            wrappedConnection.sendRequestEntity(request);
                        }

                        @Override
                        public HttpResponse receiveResponseHeader() throws HttpException, IOException {
                            return wrappedConnection.receiveResponseHeader();
                        }

                        @Override
                        public void receiveResponseEntity(HttpResponse response) throws HttpException, IOException {
                            wrappedConnection.receiveResponseEntity(response);
                        }

                        @Override
                        public void flush() throws IOException {
                            wrappedConnection.flush();
                        }

                        @Override
                        public void close() throws IOException {
                            wrappedConnection.close();
                        }

                        @Override
                        public boolean isOpen() {
                            return wrappedConnection.isOpen();
                        }

                        @Override
                        public boolean isStale() {
                            return wrappedConnection.isStale();
                        }

                        @Override
                        public void setSocketTimeout(int timeout) {
                            wrappedConnection.setSocketTimeout(timeout);
                        }

                        @Override
                        public int getSocketTimeout() {
                            return wrappedConnection.getSocketTimeout();
                        }

                        @Override
                        public void shutdown() throws IOException {
                            wrappedConnection.shutdown();
                        }

                        @Override
                        public HttpConnectionMetrics getMetrics() {
                            return wrappedConnection.getMetrics();
                        }

                        @Override
                        public InetAddress getLocalAddress() {
                            return wrappedConnection.getLocalAddress();
                        }

                        @Override
                        public int getLocalPort() {
                            return wrappedConnection.getLocalPort();
                        }

                        @Override
                        public InetAddress getRemoteAddress() {
                            return wrappedConnection.getRemoteAddress();
                        }

                        @Override
                        public int getRemotePort() {
                            return wrappedConnection.getRemotePort();
                        }

                        @Override
                        public void releaseConnection() throws IOException {
                            connectionCounter.decrementAndGet();
                            wrappedConnection.releaseConnection();
                        }

                        @Override
                        public void abortConnection() throws IOException {
                            wrappedConnection.abortConnection();
                        }

                        @Override
                        public String getId() {
                            return wrappedConnection.getId();
                        }

                        @Override
                        public void bind(Socket socket) throws IOException {
                            wrappedConnection.bind(socket);
                        }

                        @Override
                        public Socket getSocket() {
                            return wrappedConnection.getSocket();
                        }
                    };
                }

                @Override
                public void abortRequest() {
                    wrappedRequest.abortRequest();
                }
            };
        }

        @Override
        public void releaseConnection(ManagedClientConnection conn, long keepalive, TimeUnit tunit) {
            cm.releaseConnection(conn, keepalive, tunit);
        }

        @Override
        public void closeExpiredConnections() {
            cm.closeExpiredConnections();
        }

        @Override
        public void closeIdleConnections(long idletime, TimeUnit tunit) {
            cm.closeIdleConnections(idletime, tunit);
        }

        @Override
        public void shutdown() {
            cm.shutdown();
        }
    });
    config.connectorProvider(new ApacheConnectorProvider());
    final Client client = ClientBuilder.newClient(config);
    final WebTarget rootTarget = client.target(getBaseUri()).path(ROOT_PATH);
    // Test that connection is getting closed properly for error responses.
    try {
        final String response = rootTarget.path("error").request().get(String.class);
        fail("Exception expected. Received: " + response);
    } catch (InternalServerErrorException isee) {
    // do nothing - connection should be closed properly by now
    }
    // Fail if the previous connection has not been closed automatically.
    assertEquals(0, connectionCounter.get());
    try {
        final String response = rootTarget.path("error2").request().get(String.class);
        fail("Exception expected. Received: " + response);
    } catch (InternalServerErrorException isee) {
        assertEquals("Received unexpected data.", "Error2.", isee.getResponse().readEntity(String.class));
        // Test buffering:
        // second read would fail if entity was not buffered
        assertEquals("Unexpected data in the entity buffer.", "Error2.", isee.getResponse().readEntity(String.class));
    }
    assertEquals(0, connectionCounter.get());
}

Example 4 with ConnectionPoolTimeoutException

use of org.apache.http.conn.ConnectionPoolTimeoutException in project XobotOS by xamarin.

the class ConnPoolByRoute method getEntryBlocking.

/**
     * Obtains a pool entry with a connection within the given timeout.
     * If a {@link WaitingThread} is used to block, {@link WaitingThreadAborter#setWaitingThread(WaitingThread)}
     * must be called before blocking, to allow the thread to be interrupted.
     *
     * @param route     the route for which to get the connection
     * @param timeout   the timeout, 0 or negative for no timeout
     * @param tunit     the unit for the <code>timeout</code>,
     *                  may be <code>null</code> only if there is no timeout
     * @param aborter   an object which can abort a {@link WaitingThread}.
     *
     * @return  pool entry holding a connection for the route
     *
     * @throws ConnectionPoolTimeoutException
     *         if the timeout expired
     * @throws InterruptedException
     *         if the calling thread was interrupted
     */
protected BasicPoolEntry getEntryBlocking(HttpRoute route, Object state, long timeout, TimeUnit tunit, WaitingThreadAborter aborter) throws ConnectionPoolTimeoutException, InterruptedException {
    Date deadline = null;
    if (timeout > 0) {
        deadline = new Date(System.currentTimeMillis() + tunit.toMillis(timeout));
    }
    BasicPoolEntry entry = null;
    poolLock.lock();
    try {
        RouteSpecificPool rospl = getRoutePool(route, true);
        WaitingThread waitingThread = null;
        while (entry == null) {
            if (isShutDown) {
                throw new IllegalStateException("Connection pool shut down.");
            }
            if (log.isDebugEnabled()) {
                log.debug("Total connections kept alive: " + freeConnections.size());
                log.debug("Total issued connections: " + issuedConnections.size());
                log.debug("Total allocated connection: " + numConnections + " out of " + maxTotalConnections);
            }
            // the cases to check for:
            // - have a free connection for that route
            // - allowed to create a free connection for that route
            // - can delete and replace a free connection for another route
            // - need to wait for one of the things above to come true
            entry = getFreeEntry(rospl, state);
            if (entry != null) {
                break;
            }
            boolean hasCapacity = rospl.getCapacity() > 0;
            if (log.isDebugEnabled()) {
                log.debug("Available capacity: " + rospl.getCapacity() + " out of " + rospl.getMaxEntries() + " [" + route + "][" + state + "]");
            }
            if (hasCapacity && numConnections < maxTotalConnections) {
                entry = createEntry(rospl, operator);
            } else if (hasCapacity && !freeConnections.isEmpty()) {
                deleteLeastUsedEntry();
                entry = createEntry(rospl, operator);
            } else {
                if (log.isDebugEnabled()) {
                    log.debug("Need to wait for connection" + " [" + route + "][" + state + "]");
                }
                if (waitingThread == null) {
                    waitingThread = newWaitingThread(poolLock.newCondition(), rospl);
                    aborter.setWaitingThread(waitingThread);
                }
                boolean success = false;
                try {
                    rospl.queueThread(waitingThread);
                    waitingThreads.add(waitingThread);
                    success = waitingThread.await(deadline);
                } finally {
                    // In case of 'success', we were woken up by the
                    // connection pool and should now have a connection
                    // waiting for us, or else we're shutting down.
                    // Just continue in the loop, both cases are checked.
                    rospl.removeThread(waitingThread);
                    waitingThreads.remove(waitingThread);
                }
                // check for spurious wakeup vs. timeout
                if (!success && (deadline != null) && (deadline.getTime() <= System.currentTimeMillis())) {
                    throw new ConnectionPoolTimeoutException("Timeout waiting for connection");
                }
            }
        }
    // while no entry
    } finally {
        poolLock.unlock();
    }
    return entry;
}

Example 5 with ConnectionPoolTimeoutException

use of org.apache.http.conn.ConnectionPoolTimeoutException in project jmeter by apache.

the class JMeterPoolingClientConnectionManager method leaseConnection.

ManagedClientConnection leaseConnection(final Future<HttpPoolEntry> future, final long timeout, final TimeUnit tunit) throws InterruptedException, ConnectionPoolTimeoutException {
    final HttpPoolEntry entry;
    try {
        entry = future.get(timeout, tunit);
        if (entry == null || future.isCancelled()) {
            throw new InterruptedException();
        }
        Asserts.check(entry.getConnection() != null, "Pool entry with no connection");
        if (this.log.isDebugEnabled()) {
            this.log.debug("Connection leased: " + format(entry) + formatStats(entry.getRoute()));
        }
        return new ManagedClientConnectionImpl(this, this.operator, entry);
    } catch (final ExecutionException ex) {
        Throwable cause = ex.getCause();
        if (cause == null) {
            cause = ex;
        }
        this.log.error("Unexpected exception leasing connection from pool", cause);
        // Should never happen
        throw new InterruptedException();
    } catch (final TimeoutException ex) {
        // NOSONAR Exception message is used
        throw new ConnectionPoolTimeoutException("Timeout waiting for connection from pool, message:" + ex.getMessage());
    }
}