Examples of ThreadSafeClientConnManager

org.apache.http.impl.conn.ThreadSafeClientConnManager
Manages a pool of {@link OperatedClientConnection client connections}.
This class is derived from MultiThreadedHttpConnectionManager in HttpClient 3. See there for original authors.
@author Roland Weber @author Michael Becke @version $Revision: 534769 $ $Date: 2007-05-03 11:51:22 +0200 (Thu, 03 May 2007) $ @since 4.0
org.apache.http.impl.conn.tsccm.ThreadSafeClientConnManager
Manages a pool of {@link OperatedClientConnection client connections}.
This class is derived from MultiThreadedHttpConnectionManager in HttpClient 3. See there for original authors.
@author Roland Weber @author Michael Becke @version $Revision: 691587 $ $Date: 2008-09-03 14:22:55 +0200 (Wed, 03 Sep 2008) $ @since 4.0

Examples of org.apache.http.impl.conn.tsccm.ThreadSafeClientConnManager

                                                   SchemeRegistry schreg) {
        if (params == null)
            params = defaultParams;
        if (schreg == null)
            schreg = supportedSchemes;
        return new ThreadSafeClientConnManager(params, schreg);
    }

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Examples of org.apache.http.impl.conn.tsccm.ThreadSafeClientConnManager

        HttpParams params = defaultParams.copy();
        ConnManagerParams.setMaxTotalConnections
            (params, 1);
        ConnManagerParams.setMaxConnectionsPerRoute
            (params, new ConnPerRouteBean(1));
        ThreadSafeClientConnManager mgr = createTSCCM(params, null);


        // Zero connections in the pool
        assertEquals(0, mgr.getConnectionsInPool());
        
        DefaultHttpClient client = new DefaultHttpClient(mgr, params); 


        // Get some random data
        HttpGet httpget = new HttpGet("/random/20000"); 
        HttpHost target = getServerHttp();
        
        HttpResponse response = client.execute(target, httpget);


        ClientConnectionRequest connreq = mgr.requestConnection(new HttpRoute(target), null);
        try {
            connreq.getConnection(250, TimeUnit.MILLISECONDS);
            fail("ConnectionPoolTimeoutException should have been thrown");
        } catch (ConnectionPoolTimeoutException expected) {
        }
        
        HttpEntity e = response.getEntity();
        assertNotNull(e);
        e.consumeContent();
        
        // Expect one connection in the pool
        assertEquals(1, mgr.getConnectionsInPool());


        // Make sure one connection is available
        connreq = mgr.requestConnection(new HttpRoute(target), null);
        ManagedClientConnection conn = connreq.getConnection(250, TimeUnit.MILLISECONDS);
        
        mgr.releaseConnection(conn, -1, null);
        
        mgr.shutdown();
    }

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Examples of org.apache.http.impl.conn.tsccm.ThreadSafeClientConnManager

        HttpParams params = defaultParams.copy();
        ConnManagerParams.setMaxTotalConnections
            (params, 1);
        ConnManagerParams.setMaxConnectionsPerRoute
            (params, new ConnPerRouteBean(1));
        ThreadSafeClientConnManager mgr = createTSCCM(params, null);


        // Zero connections in the pool
        assertEquals(0, mgr.getConnectionsInPool());
        
        DefaultHttpClient client = new DefaultHttpClient(mgr, params); 


        // Get some random data
        HttpGet httpget = new HttpGet("/random/20000"); 
        HttpHost target = getServerHttp();
        
        HttpResponse response = client.execute(target, httpget);


        ClientConnectionRequest connreq = mgr.requestConnection(new HttpRoute(target), null);
        try {
            connreq.getConnection(250, TimeUnit.MILLISECONDS);
            fail("ConnectionPoolTimeoutException should have been thrown");
        } catch (ConnectionPoolTimeoutException expected) {
        }
        
        HttpEntity e = response.getEntity();
        assertNotNull(e);
        ByteArrayOutputStream outsteam = new ByteArrayOutputStream(); 
        e.writeTo(outsteam);
        
        // Expect one connection in the pool
        assertEquals(1, mgr.getConnectionsInPool());


        // Make sure one connection is available
        connreq = mgr.requestConnection(new HttpRoute(target), null);
        ManagedClientConnection conn = connreq.getConnection(250, TimeUnit.MILLISECONDS);
        
        mgr.releaseConnection(conn, -1, null);
        
        mgr.shutdown();
    }

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Examples of org.apache.http.impl.conn.tsccm.ThreadSafeClientConnManager

        if (params == null)
            params = createDefaultParams();
        if (schreg == null)
            schreg = createSchemeRegistry();


        return new ThreadSafeClientConnManager(params, schreg);
    }

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Examples of org.apache.http.impl.conn.tsccm.ThreadSafeClientConnManager


    public void testConstructor() {
        HttpParams     params = createDefaultParams();
        SchemeRegistry schreg = createSchemeRegistry();


        ThreadSafeClientConnManager mgr =
            new ThreadSafeClientConnManager(params, schreg);
        assertNotNull(mgr);
        mgr.shutdown();
        mgr = null;


        try {
            mgr = new ThreadSafeClientConnManager(null, schreg);
            fail("null parameters not detected");
        } catch (IllegalArgumentException iax) {
            // expected
        } finally {
            if (mgr != null)
                mgr.shutdown();
        }
        mgr = null;


        mgr = new ThreadSafeClientConnManager(params, schreg);
        assertNotNull(mgr);
        mgr.shutdown();
        mgr = null;


    } // testConstructor

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Examples of org.apache.http.impl.conn.tsccm.ThreadSafeClientConnManager

    } // testConstructor




    public void testGetConnection() 
            throws InterruptedException, ConnectionPoolTimeoutException {
        ThreadSafeClientConnManager mgr = createTSCCM(null, null);


        HttpHost target = new HttpHost("www.test.invalid", 80, "http");
        HttpRoute route = new HttpRoute(target, null, false);


        ManagedClientConnection conn = getConnection(mgr, route);
        assertNotNull(conn);
        assertNull(conn.getRoute());
        assertFalse(conn.isOpen());


        mgr.releaseConnection(conn, -1, null);


        try {
            conn = getConnection(mgr, null);
            fail("null route not detected");
        } catch (IllegalArgumentException iax) {
            // expected
        }


        mgr.shutdown();
    }

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Examples of org.apache.http.impl.conn.tsccm.ThreadSafeClientConnManager


        HttpParams params = createDefaultParams();
        ConnManagerParams.setMaxConnectionsPerRoute(params, new ConnPerRouteBean(1));
        ConnManagerParams.setMaxTotalConnections(params, 2);


        ThreadSafeClientConnManager mgr = createTSCCM(params, null);


        HttpHost target1 = new HttpHost("www.test1.invalid", 80, "http");
        HttpRoute route1 = new HttpRoute(target1, null, false);
        HttpHost target2 = new HttpHost("www.test2.invalid", 80, "http");
        HttpRoute route2 = new HttpRoute(target2, null, false);


        ManagedClientConnection conn1 = getConnection(mgr, route1);
        assertNotNull(conn1);
        ManagedClientConnection conn2 = getConnection(mgr, route2);
        assertNotNull(conn2);


        try {
            // this should fail quickly, connection has not been released
            getConnection(mgr, route2, 100L, TimeUnit.MILLISECONDS);
            fail("ConnectionPoolTimeoutException should have been thrown");
        } catch (ConnectionPoolTimeoutException e) {
            // expected
        }
        
        // release one of the connections
        mgr.releaseConnection(conn2, -1, null);
        conn2 = null;


        // there should be a connection available now
        try {
            conn2 = getConnection(mgr, route2, 100L, TimeUnit.MILLISECONDS);
        } catch (ConnectionPoolTimeoutException cptx) {
            cptx.printStackTrace();
            fail("connection should have been available: " + cptx);
        }


        mgr.shutdown();
    }

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Examples of org.apache.http.impl.conn.tsccm.ThreadSafeClientConnManager

        connPerRoute.setMaxForRoute(route2, 2);
        connPerRoute.setMaxForRoute(route3, 3);
        
        ConnManagerParams.setMaxConnectionsPerRoute(params, connPerRoute);


        ThreadSafeClientConnManager mgr = createTSCCM(params, null);


        // route 3, limit 3
        ManagedClientConnection conn1 =
            getConnection(mgr, route3, 10L, TimeUnit.MILLISECONDS);
        assertNotNull(conn1);
        ManagedClientConnection conn2 =
            getConnection(mgr, route3, 10L, TimeUnit.MILLISECONDS);
        assertNotNull(conn2);
        ManagedClientConnection conn3 =
            getConnection(mgr, route3, 10L, TimeUnit.MILLISECONDS);
        assertNotNull(conn3);
        try {
            // should fail quickly, connection has not been released
            getConnection(mgr, route3, 10L, TimeUnit.MILLISECONDS);
            fail("ConnectionPoolTimeoutException should have been thrown");
        } catch (ConnectionPoolTimeoutException e) {
            // expected
        }
        
        // route 2, limit 2
        conn1 = getConnection(mgr, route2, 10L, TimeUnit.MILLISECONDS);
        conn2 = getConnection(mgr, route2, 10L, TimeUnit.MILLISECONDS);
        try {
            // should fail quickly, connection has not been released
            getConnection(mgr, route2, 10L, TimeUnit.MILLISECONDS);
            fail("ConnectionPoolTimeoutException should have been thrown");
        } catch (ConnectionPoolTimeoutException e) {
            // expected
        }


        // route 1, should use default limit of 1
        conn1 = getConnection(mgr, route1, 10L, TimeUnit.MILLISECONDS);
        try {
            // should fail quickly, connection has not been released
            getConnection(mgr, route1, 10L, TimeUnit.MILLISECONDS);
            fail("ConnectionPoolTimeoutException should have been thrown");
        } catch (ConnectionPoolTimeoutException e) {
            // expected
        }




        // check releaseConnection with invalid arguments
        try {
            mgr.releaseConnection(null, -1, null);
            fail("null connection adapter not detected");
        } catch (IllegalArgumentException iax) {
            // expected
        }
        try {
            mgr.releaseConnection(new ClientConnAdapterMockup(null), -1, null);
            fail("foreign connection adapter not detected");
        } catch (IllegalArgumentException iax) {
            // expected
        }


        mgr.shutdown();
    }

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Examples of org.apache.http.impl.conn.tsccm.ThreadSafeClientConnManager


        HttpParams params = createDefaultParams();
        ConnManagerParams.setMaxConnectionsPerRoute(params, new ConnPerRouteBean(1));
        ConnManagerParams.setMaxTotalConnections(params, 3);


        ThreadSafeClientConnManager mgr = createTSCCM(params, null);


        HttpHost target1 = new HttpHost("www.test1.invalid", 80, "http");
        HttpRoute route1 = new HttpRoute(target1, null, false);
        HttpHost target2 = new HttpHost("www.test2.invalid", 80, "http");
        HttpRoute route2 = new HttpRoute(target2, null, false);
        HttpHost target3 = new HttpHost("www.test3.invalid", 80, "http");
        HttpRoute route3 = new HttpRoute(target3, null, false);


        // the first three allocations should pass
        ManagedClientConnection conn1 =
            getConnection(mgr, route1, 10L, TimeUnit.MILLISECONDS);
        ManagedClientConnection conn2 =
            getConnection(mgr, route2, 10L, TimeUnit.MILLISECONDS);
        ManagedClientConnection conn3 =
            getConnection(mgr, route3, 10L, TimeUnit.MILLISECONDS);
        assertNotNull(conn1);
        assertNotNull(conn2);
        assertNotNull(conn3);


        // obtaining another connection for either of the three should fail
        // this is somehow redundant with testMaxConnPerHost
        try {
            getConnection(mgr, route1, 10L, TimeUnit.MILLISECONDS);
            fail("ConnectionPoolTimeoutException should have been thrown");
        } catch (ConnectionPoolTimeoutException e) {
            // expected
        }
        try {
            getConnection(mgr, route2, 10L, TimeUnit.MILLISECONDS);
            fail("ConnectionPoolTimeoutException should have been thrown");
        } catch (ConnectionPoolTimeoutException e) {
            // expected
        }
        try {
            getConnection(mgr, route3, 10L, TimeUnit.MILLISECONDS);
            fail("ConnectionPoolTimeoutException should have been thrown");
        } catch (ConnectionPoolTimeoutException e) {
            // expected
        }


        // now release one and check that exactly that one can be obtained then
        mgr.releaseConnection(conn2, -1, null);
        conn2 = null;
        try {
            getConnection(mgr, route1, 10L, TimeUnit.MILLISECONDS);
            fail("ConnectionPoolTimeoutException should have been thrown");
        } catch (ConnectionPoolTimeoutException e) {
            // expected
        }
        // this one succeeds
        conn2 = getConnection(mgr, route2, 10L, TimeUnit.MILLISECONDS);
        assertNotNull(conn2);
        try {
            getConnection(mgr, route3, 10L, TimeUnit.MILLISECONDS);
            fail("ConnectionPoolTimeoutException should have been thrown");
        } catch (ConnectionPoolTimeoutException e) {
            // expected
        }


        mgr.shutdown();
    }

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Examples of org.apache.http.impl.conn.tsccm.ThreadSafeClientConnManager




    public void testDeleteClosedConnections()
            throws InterruptedException, ConnectionPoolTimeoutException {
        
        ThreadSafeClientConnManager mgr = createTSCCM(null, null);


        HttpHost target = new HttpHost("www.test.invalid", 80, "http");
        HttpRoute route = new HttpRoute(target, null, false);


        ManagedClientConnection conn = getConnection(mgr, route);


        assertEquals("connectionsInPool",
                     mgr.getConnectionsInPool(), 1);
        assertEquals("connectionsInPool(host)",
                     mgr.getConnectionsInPool(route), 1);
        mgr.releaseConnection(conn, -1, null);


        assertEquals("connectionsInPool",
                     mgr.getConnectionsInPool(), 1);
        assertEquals("connectionsInPool(host)",
                     mgr.getConnectionsInPool(route), 1);


        // this implicitly deletes them
        mgr.closeIdleConnections(0L, TimeUnit.MILLISECONDS);


        assertEquals("connectionsInPool",
                     mgr.getConnectionsInPool(), 0);
        assertEquals("connectionsInPool(host)",
                     mgr.getConnectionsInPool(route), 0);


        mgr.shutdown();
    }

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