public HttpPoolEntry( final Log log, final String id, final HttpRoute route, final OperatedClientConnection conn, final long timeToLive, final TimeUnit tunit) { super(id, route, conn, timeToLive, tunit); this.log = log; this.tracker = new RouteTracker(route); }
/** * Opens the underlying connection. * * @param route the route along which to open the connection * @param context the context for opening the connection * @param params the parameters for opening the connection * * @throws IOException in case of a problem */ public void open(final HttpRoute route, final HttpContext context, final HttpParams params) throws IOException { Args.notNull(route, "Route"); Args.notNull(params, "HTTP parameters"); if (this.tracker != null) { Asserts.check(!this.tracker.isConnected(), "Connection already open"); } // - collect the arguments // - call the operator // - update the tracking data // In this order, we can be sure that only a successful // opening of the connection will be tracked. this.tracker = new RouteTracker(route); final HttpHost proxy = route.getProxyHost(); connOperator.openConnection (this.connection, (proxy != null) ? proxy : route.getTargetHost(), route.getLocalAddress(), context, params); final RouteTracker localTracker = tracker; // capture volatile // If this tracker was reset while connecting, // fail early. if (localTracker == null) { throw new InterruptedIOException("Request aborted"); } if (proxy == null) { localTracker.connectTarget(this.connection.isSecure()); } else { localTracker.connectProxy(proxy, this.connection.isSecure()); } }
/** * Obtains a connection. * * @param route where the connection should point to * * @return a connection that can be used to communicate * along the given route */ public ManagedClientConnection getConnection(HttpRoute route, Object state) { if (route == null) { throw new IllegalArgumentException("Route may not be null."); } assertStillUp(); if (log.isDebugEnabled()) { log.debug("Get connection for route " + route); } synchronized (this) { if (managedConn != null) throw new IllegalStateException(MISUSE_MESSAGE); // check re-usability of the connection boolean recreate = false; boolean shutdown = false; // Kill the connection if it expired. closeExpiredConnections(); if (uniquePoolEntry.connection.isOpen()) { RouteTracker tracker = uniquePoolEntry.tracker; shutdown = (tracker == null || // can happen if method is aborted !tracker.toRoute().equals(route)); } else { // If the connection is not open, create a new PoolEntry, // as the connection may have been marked not reusable, // due to aborts -- and the PoolEntry should not be reused // either. There's no harm in recreating an entry if // the connection is closed. recreate = true; } if (shutdown) { recreate = true; try { uniquePoolEntry.shutdown(); } catch (IOException iox) { log.debug("Problem shutting down connection.", iox); } } if (recreate) uniquePoolEntry = new PoolEntry(); managedConn = new ConnAdapter(uniquePoolEntry, route); return managedConn; } }
RouteTracker getTracker() { return this.tracker; }
/** * Opens the underlying connection. * * @param route the route along which to open the connection * @param context the context for opening the connection * @param params the parameters for opening the connection * * @throws IOException in case of a problem */ public void open(HttpRoute route, HttpContext context, HttpParams params) throws IOException { if (route == null) { throw new IllegalArgumentException ("Route must not be null."); } if (params == null) { throw new IllegalArgumentException ("Parameters must not be null."); } if ((this.tracker != null) && this.tracker.isConnected()) { throw new IllegalStateException("Connection already open."); } // - collect the arguments // - call the operator // - update the tracking data // In this order, we can be sure that only a successful // opening of the connection will be tracked. this.tracker = new RouteTracker(route); final HttpHost proxy = route.getProxyHost(); connOperator.openConnection (this.connection, (proxy != null) ? proxy : route.getTargetHost(), route.getLocalAddress(), context, params); RouteTracker localTracker = tracker; // capture volatile // If this tracker was reset while connecting, // fail early. if (localTracker == null) { throw new InterruptedIOException("Request aborted"); } if (proxy == null) { localTracker.connectTarget(this.connection.isSecure()); } else { localTracker.connectProxy(proxy, this.connection.isSecure()); } }
/** * Obtains a connection. * * @param route where the connection should point to * * @return a connection that can be used to communicate * along the given route */ public ManagedClientConnection getConnection(final HttpRoute route, final Object state) { Args.notNull(route, "Route"); assertStillUp(); if (log.isDebugEnabled()) { log.debug("Get connection for route " + route); } synchronized (this) { Asserts.check(managedConn == null, MISUSE_MESSAGE); // check re-usability of the connection boolean recreate = false; boolean shutdown = false; // Kill the connection if it expired. closeExpiredConnections(); if (uniquePoolEntry.connection.isOpen()) { final RouteTracker tracker = uniquePoolEntry.tracker; shutdown = (tracker == null || // can happen if method is aborted !tracker.toRoute().equals(route)); } else { // If the connection is not open, create a new PoolEntry, // as the connection may have been marked not reusable, // due to aborts -- and the PoolEntry should not be reused // either. There's no harm in recreating an entry if // the connection is closed. recreate = true; } if (shutdown) { recreate = true; try { uniquePoolEntry.shutdown(); } catch (final IOException iox) { log.debug("Problem shutting down connection.", iox); } } if (recreate) { uniquePoolEntry = new PoolEntry(); } managedConn = new ConnAdapter(uniquePoolEntry, route); return managedConn; } }
/** * Obtains a connection. * * @param route where the connection should point to * * @return a connection that can be used to communicate * along the given route */ public synchronized ManagedClientConnection getConnection(HttpRoute route, Object state) { if (route == null) { throw new IllegalArgumentException("Route may not be null."); } assertStillUp(); if (log.isDebugEnabled()) { log.debug("Get connection for route " + route); } if (managedConn != null) throw new IllegalStateException(MISUSE_MESSAGE); // check re-usability of the connection boolean recreate = false; boolean shutdown = false; // Kill the connection if it expired. closeExpiredConnections(); if (uniquePoolEntry.connection.isOpen()) { RouteTracker tracker = uniquePoolEntry.tracker; shutdown = (tracker == null || // can happen if method is aborted !tracker.toRoute().equals(route)); } else { // If the connection is not open, create a new PoolEntry, // as the connection may have been marked not reusable, // due to aborts -- and the PoolEntry should not be reused // either. There's no harm in recreating an entry if // the connection is closed. recreate = true; } if (shutdown) { recreate = true; try { uniquePoolEntry.shutdown(); } catch (IOException iox) { log.debug("Problem shutting down connection.", iox); } } if (recreate) uniquePoolEntry = new PoolEntry(); managedConn = new ConnAdapter(uniquePoolEntry, route); return managedConn; }
/** * Opens the underlying connection. * * @param route the route along which to open the connection * @param context the context for opening the connection * @param params the parameters for opening the connection * * @throws IOException in case of a problem */ public void open(HttpRoute route, HttpContext context, HttpParams params) throws IOException { if (route == null) { throw new IllegalArgumentException ("Route must not be null."); } if (params == null) { throw new IllegalArgumentException ("Parameters must not be null."); } if ((this.tracker != null) && this.tracker.isConnected()) { throw new IllegalStateException("Connection already open."); } // - collect the arguments // - call the operator // - update the tracking data // In this order, we can be sure that only a successful // opening of the connection will be tracked. this.tracker = new RouteTracker(route); final HttpHost proxy = route.getProxyHost(); connOperator.openConnection (this.connection, (proxy != null) ? proxy : route.getTargetHost(), route.getLocalAddress(), context, params); RouteTracker localTracker = tracker; // capture volatile // If this tracker was reset while connecting, // fail early. if (localTracker == null) { throw new IOException("Request aborted"); } if (proxy == null) { localTracker.connectTarget(this.connection.isSecure()); } else { localTracker.connectProxy(proxy, this.connection.isSecure()); } }