Package org.apache.http.client

Examples of org.apache.http.client.BackoffManager

807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
        HttpContext execContext = null;
        RequestDirector director = null;
        HttpRoutePlanner routePlanner = null;
        ConnectionBackoffStrategy connectionBackoffStrategy = null;
        BackoffManager backoffManager = null;

        // Initialize the request execution context making copies of
        // all shared objects that are potentially threading unsafe.
        synchronized (this) {

            final HttpContext defaultContext = createHttpContext();
            if (context == null) {
                execContext = defaultContext;
            } else {
                execContext = new DefaultedHttpContext(context, defaultContext);
            }
            final HttpParams params = determineParams(request);
            final RequestConfig config = HttpClientParamConfig.getRequestConfig(params);
            execContext.setAttribute(ClientContext.REQUEST_CONFIG, config);

            // Create a director for this request
            director = createClientRequestDirector(
                    getRequestExecutor(),
                    getConnectionManager(),
                    getConnectionReuseStrategy(),
                    getConnectionKeepAliveStrategy(),
                    getRoutePlanner(),
                    getProtocolProcessor(),
                    getHttpRequestRetryHandler(),
                    getRedirectStrategy(),
                    getTargetAuthenticationStrategy(),
                    getProxyAuthenticationStrategy(),
                    getUserTokenHandler(),
                    params);
            routePlanner = getRoutePlanner();
            connectionBackoffStrategy = getConnectionBackoffStrategy();
            backoffManager = getBackoffManager();
        }

        try {
            if (connectionBackoffStrategy != null && backoffManager != null) {
                final HttpHost targetForRoute = (target != null) ? target
                        : (HttpHost) determineParams(request).getParameter(
                                ClientPNames.DEFAULT_HOST);
                final HttpRoute route = routePlanner.determineRoute(targetForRoute, request, execContext);

                final CloseableHttpResponse out;
                try {
                    out = CloseableHttpResponseProxy.newProxy(
                            director.execute(target, request, execContext));
                } catch (final RuntimeException re) {
                    if (connectionBackoffStrategy.shouldBackoff(re)) {
                        backoffManager.backOff(route);
                    }
                    throw re;
                } catch (final Exception e) {
                    if (connectionBackoffStrategy.shouldBackoff(e)) {
                        backoffManager.backOff(route);
                    }
                    if (e instanceof HttpException) {
                        throw (HttpException)e;
                    }
                    if (e instanceof IOException) {
                        throw (IOException)e;
                    }
                    throw new UndeclaredThrowableException(e);
                }
                if (connectionBackoffStrategy.shouldBackoff(out)) {
                    backoffManager.backOff(route);
                } else {
                    backoffManager.probe(route);
                }
                return out;
            } else {
                return CloseableHttpResponseProxy.newProxy(
                        director.execute(target, request, execContext));
View Full Code Here
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
        HttpContext execContext = null;
        RequestDirector director = null;
        HttpRoutePlanner routePlanner = null;
        ConnectionBackoffStrategy connectionBackoffStrategy = null;
        BackoffManager backoffManager = null;

        // Initialize the request execution context making copies of
        // all shared objects that are potentially threading unsafe.
        synchronized (this) {

            final HttpContext defaultContext = createHttpContext();
            if (context == null) {
                execContext = defaultContext;
            } else {
                execContext = new DefaultedHttpContext(context, defaultContext);
            }
            // Create a director for this request
            director = createClientRequestDirector(
                    getRequestExecutor(),
                    getConnectionManager(),
                    getConnectionReuseStrategy(),
                    getConnectionKeepAliveStrategy(),
                    getRoutePlanner(),
                    getProtocolProcessor(),
                    getHttpRequestRetryHandler(),
                    getRedirectStrategy(),
                    getTargetAuthenticationStrategy(),
                    getProxyAuthenticationStrategy(),
                    getUserTokenHandler(),
                    determineParams(request));
            routePlanner = getRoutePlanner();
            connectionBackoffStrategy = getConnectionBackoffStrategy();
            backoffManager = getBackoffManager();
        }

        try {
            if (connectionBackoffStrategy != null && backoffManager != null) {
                final HttpHost targetForRoute = (target != null) ? target
                        : (HttpHost) determineParams(request).getParameter(
                                ClientPNames.DEFAULT_HOST);
                final HttpRoute route = routePlanner.determineRoute(targetForRoute, request, execContext);

                CloseableHttpResponse out;
                try {
                    out = CloseableHttpResponseProxy.newProxy(
                            director.execute(target, request, execContext));
                } catch (final RuntimeException re) {
                    if (connectionBackoffStrategy.shouldBackoff(re)) {
                        backoffManager.backOff(route);
                    }
                    throw re;
                } catch (final Exception e) {
                    if (connectionBackoffStrategy.shouldBackoff(e)) {
                        backoffManager.backOff(route);
                    }
                    if (e instanceof HttpException) {
                        throw (HttpException)e;
                    }
                    if (e instanceof IOException) {
                        throw (IOException)e;
                    }
                    throw new UndeclaredThrowableException(e);
                }
                if (connectionBackoffStrategy.shouldBackoff(out)) {
                    backoffManager.backOff(route);
                } else {
                    backoffManager.probe(route);
                }
                return out;
            } else {
                return CloseableHttpResponseProxy.newProxy(
                        director.execute(target, request, execContext));
View Full Code Here
624
625
626
627
628
629
630
631
632
633
634
        final ServiceUnavailableRetryStrategy serviceUnavailStrategy = this.serviceUnavailStrategy;
        if (serviceUnavailStrategy != null) {
            execChain = new ServiceUnavailableRetryExec(execChain, serviceUnavailStrategy);
        }
        // Optionally, add connection back-off executor
        final BackoffManager backoffManager = this.backoffManager;
        final ConnectionBackoffStrategy connectionBackoffStrategy = this.connectionBackoffStrategy;
        if (backoffManager != null && connectionBackoffStrategy != null) {
            execChain = new BackoffStrategyExec(execChain, connectionBackoffStrategy, backoffManager);
        }
View Full Code Here
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
        HttpContext execContext = null;
        RequestDirector director = null;
        HttpRoutePlanner routePlanner = null;
        ConnectionBackoffStrategy connectionBackoffStrategy = null;
        BackoffManager backoffManager = null;

        // Initialize the request execution context making copies of
        // all shared objects that are potentially threading unsafe.
        synchronized (this) {

            HttpContext defaultContext = createHttpContext();
            if (context == null) {
                execContext = defaultContext;
            } else {
                execContext = new DefaultedHttpContext(context, defaultContext);
            }
            // Create a director for this request
            director = createClientRequestDirector(
                    getRequestExecutor(),
                    getConnectionManager(),
                    getConnectionReuseStrategy(),
                    getConnectionKeepAliveStrategy(),
                    getRoutePlanner(),
                    getProtocolProcessor(),
                    getHttpRequestRetryHandler(),
                    getRedirectStrategy(),
                    getTargetAuthenticationStrategy(),
                    getProxyAuthenticationStrategy(),
                    getUserTokenHandler(),
                    determineParams(request));
            routePlanner = getRoutePlanner();
            connectionBackoffStrategy = getConnectionBackoffStrategy();
            backoffManager = getBackoffManager();
        }

        try {
            if (connectionBackoffStrategy != null && backoffManager != null) {
                HttpHost targetForRoute = (target != null) ? target
                        : (HttpHost) determineParams(request).getParameter(
                                ClientPNames.DEFAULT_HOST);
                HttpRoute route = routePlanner.determineRoute(targetForRoute, request, execContext);

                HttpResponse out;
                try {
                    out = director.execute(target, request, execContext);
                } catch (RuntimeException re) {
                    if (connectionBackoffStrategy.shouldBackoff(re)) {
                        backoffManager.backOff(route);
                    }
                    throw re;
                } catch (Exception e) {
                    if (connectionBackoffStrategy.shouldBackoff(e)) {
                        backoffManager.backOff(route);
                    }
                    if (e instanceof HttpException) throw (HttpException)e;
                    if (e instanceof IOException) throw (IOException)e;
                    throw new UndeclaredThrowableException(e);
                }
                if (connectionBackoffStrategy.shouldBackoff(out)) {
                    backoffManager.backOff(route);
                } else {
                    backoffManager.probe(route);
                }
                return out;
            } else {
                return director.execute(target, request, execContext);
            }
View Full Code Here
881
882
883
884
885
886
887
888
889
890
891
        final ServiceUnavailableRetryStrategy serviceUnavailStrategy = this.serviceUnavailStrategy;
        if (serviceUnavailStrategy != null) {
            execChain = new ServiceUnavailableRetryExec(execChain, serviceUnavailStrategy);
        }
        // Optionally, add connection back-off executor
        final BackoffManager backoffManager = this.backoffManager;
        final ConnectionBackoffStrategy connectionBackoffStrategy = this.connectionBackoffStrategy;
        if (backoffManager != null && connectionBackoffStrategy != null) {
            execChain = new BackoffStrategyExec(execChain, connectionBackoffStrategy, backoffManager);
        }
View Full Code Here
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
        HttpContext execContext = null;
        RequestDirector director = null;
        HttpRoutePlanner routePlanner = null;
        ConnectionBackoffStrategy connectionBackoffStrategy = null;
        BackoffManager backoffManager = null;

        // Initialize the request execution context making copies of
        // all shared objects that are potentially threading unsafe.
        synchronized (this) {

            final HttpContext defaultContext = createHttpContext();
            if (context == null) {
                execContext = defaultContext;
            } else {
                execContext = new DefaultedHttpContext(context, defaultContext);
            }
            // Create a director for this request
            director = createClientRequestDirector(
                    getRequestExecutor(),
                    getConnectionManager(),
                    getConnectionReuseStrategy(),
                    getConnectionKeepAliveStrategy(),
                    getRoutePlanner(),
                    getProtocolProcessor(),
                    getHttpRequestRetryHandler(),
                    getRedirectStrategy(),
                    getTargetAuthenticationStrategy(),
                    getProxyAuthenticationStrategy(),
                    getUserTokenHandler(),
                    determineParams(request));
            routePlanner = getRoutePlanner();
            connectionBackoffStrategy = getConnectionBackoffStrategy();
            backoffManager = getBackoffManager();
        }

        try {
            if (connectionBackoffStrategy != null && backoffManager != null) {
                final HttpHost targetForRoute = (target != null) ? target
                        : (HttpHost) determineParams(request).getParameter(
                                ClientPNames.DEFAULT_HOST);
                final HttpRoute route = routePlanner.determineRoute(targetForRoute, request, execContext);

                HttpResponse out;
                try {
                    out = director.execute(target, request, execContext);
                } catch (final RuntimeException re) {
                    if (connectionBackoffStrategy.shouldBackoff(re)) {
                        backoffManager.backOff(route);
                    }
                    throw re;
                } catch (final Exception e) {
                    if (connectionBackoffStrategy.shouldBackoff(e)) {
                        backoffManager.backOff(route);
                    }
                    if (e instanceof HttpException) throw (HttpException)e;
                    if (e instanceof IOException) throw (IOException)e;
                    throw new UndeclaredThrowableException(e);
                }
                if (connectionBackoffStrategy.shouldBackoff(out)) {
                    backoffManager.backOff(route);
                } else {
                    backoffManager.probe(route);
                }
                return out;
            } else {
                return director.execute(target, request, execContext);
            }
View Full Code Here
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
        HttpContext execContext = null;
        RequestDirector director = null;
        HttpRoutePlanner routePlanner = null;
        ConnectionBackoffStrategy connectionBackoffStrategy = null;
        BackoffManager backoffManager = null;

        // Initialize the request execution context making copies of
        // all shared objects that are potentially threading unsafe.
        synchronized (this) {

            final HttpContext defaultContext = createHttpContext();
            if (context == null) {
                execContext = defaultContext;
            } else {
                execContext = new DefaultedHttpContext(context, defaultContext);
            }
            final HttpParams params = determineParams(request);
            final RequestConfig config = HttpClientParamConfig.getRequestConfig(params);
            execContext.setAttribute(ClientContext.REQUEST_CONFIG, config);

            // Create a director for this request
            director = createClientRequestDirector(
                    getRequestExecutor(),
                    getConnectionManager(),
                    getConnectionReuseStrategy(),
                    getConnectionKeepAliveStrategy(),
                    getRoutePlanner(),
                    getProtocolProcessor(),
                    getHttpRequestRetryHandler(),
                    getRedirectStrategy(),
                    getTargetAuthenticationStrategy(),
                    getProxyAuthenticationStrategy(),
                    getUserTokenHandler(),
                    params);
            routePlanner = getRoutePlanner();
            connectionBackoffStrategy = getConnectionBackoffStrategy();
            backoffManager = getBackoffManager();
        }

        try {
            if (connectionBackoffStrategy != null && backoffManager != null) {
                final HttpHost targetForRoute = (target != null) ? target
                        : (HttpHost) determineParams(request).getParameter(
                                ClientPNames.DEFAULT_HOST);
                final HttpRoute route = routePlanner.determineRoute(targetForRoute, request, execContext);

                CloseableHttpResponse out;
                try {
                    out = CloseableHttpResponseProxy.newProxy(
                            director.execute(target, request, execContext));
                } catch (final RuntimeException re) {
                    if (connectionBackoffStrategy.shouldBackoff(re)) {
                        backoffManager.backOff(route);
                    }
                    throw re;
                } catch (final Exception e) {
                    if (connectionBackoffStrategy.shouldBackoff(e)) {
                        backoffManager.backOff(route);
                    }
                    if (e instanceof HttpException) {
                        throw (HttpException)e;
                    }
                    if (e instanceof IOException) {
                        throw (IOException)e;
                    }
                    throw new UndeclaredThrowableException(e);
                }
                if (connectionBackoffStrategy.shouldBackoff(out)) {
                    backoffManager.backOff(route);
                } else {
                    backoffManager.probe(route);
                }
                return out;
            } else {
                return CloseableHttpResponseProxy.newProxy(
                        director.execute(target, request, execContext));
View Full Code Here
633
634
635
636
637
638
639
640
641
642
643
        final ServiceUnavailableRetryStrategy serviceUnavailStrategy = this.serviceUnavailStrategy;
        if (serviceUnavailStrategy != null) {
            execChain = new ServiceUnavailableRetryExec(execChain, serviceUnavailStrategy);
        }
        // Optionally, add connection back-off executor
        final BackoffManager backoffManager = this.backoffManager;
        final ConnectionBackoffStrategy connectionBackoffStrategy = this.connectionBackoffStrategy;
        if (backoffManager != null && connectionBackoffStrategy != null) {
            execChain = new BackoffStrategyExec(execChain, connectionBackoffStrategy, backoffManager);
        }
View Full Code Here
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
        HttpContext execContext = null;
        RequestDirector director = null;
        HttpRoutePlanner routePlanner = null;
        ConnectionBackoffStrategy connectionBackoffStrategy = null;
        BackoffManager backoffManager = null;

        // Initialize the request execution context making copies of
        // all shared objects that are potentially threading unsafe.
        synchronized (this) {

            final HttpContext defaultContext = createHttpContext();
            if (context == null) {
                execContext = defaultContext;
            } else {
                execContext = new DefaultedHttpContext(context, defaultContext);
            }
            final HttpParams params = determineParams(request);
            final RequestConfig config = HttpClientParamConfig.getRequestConfig(params);
            execContext.setAttribute(ClientContext.REQUEST_CONFIG, config);

            // Create a director for this request
            director = createClientRequestDirector(
                    getRequestExecutor(),
                    getConnectionManager(),
                    getConnectionReuseStrategy(),
                    getConnectionKeepAliveStrategy(),
                    getRoutePlanner(),
                    getProtocolProcessor(),
                    getHttpRequestRetryHandler(),
                    getRedirectStrategy(),
                    getTargetAuthenticationStrategy(),
                    getProxyAuthenticationStrategy(),
                    getUserTokenHandler(),
                    params);
            routePlanner = getRoutePlanner();
            connectionBackoffStrategy = getConnectionBackoffStrategy();
            backoffManager = getBackoffManager();
        }

        try {
            if (connectionBackoffStrategy != null && backoffManager != null) {
                final HttpHost targetForRoute = (target != null) ? target
                        : (HttpHost) determineParams(request).getParameter(
                                ClientPNames.DEFAULT_HOST);
                final HttpRoute route = routePlanner.determineRoute(targetForRoute, request, execContext);

                final CloseableHttpResponse out;
                try {
                    out = CloseableHttpResponseProxy.newProxy(
                            director.execute(target, request, execContext));
                } catch (final RuntimeException re) {
                    if (connectionBackoffStrategy.shouldBackoff(re)) {
                        backoffManager.backOff(route);
                    }
                    throw re;
                } catch (final Exception e) {
                    if (connectionBackoffStrategy.shouldBackoff(e)) {
                        backoffManager.backOff(route);
                    }
                    if (e instanceof HttpException) {
                        throw (HttpException)e;
                    }
                    if (e instanceof IOException) {
                        throw (IOException)e;
                    }
                    throw new UndeclaredThrowableException(e);
                }
                if (connectionBackoffStrategy.shouldBackoff(out)) {
                    backoffManager.backOff(route);
                } else {
                    backoffManager.probe(route);
                }
                return out;
            } else {
                return CloseableHttpResponseProxy.newProxy(
                        director.execute(target, request, execContext));
View Full Code Here
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
        HttpContext execContext = null;
        RequestDirector director = null;
        HttpRoutePlanner routePlanner = null;
        ConnectionBackoffStrategy connectionBackoffStrategy = null;
        BackoffManager backoffManager = null;

        // Initialize the request execution context making copies of
        // all shared objects that are potentially threading unsafe.
        synchronized (this) {

            HttpContext defaultContext = createHttpContext();
            if (context == null) {
                execContext = defaultContext;
            } else {
                execContext = new DefaultedHttpContext(context, defaultContext);
            }
            // Create a director for this request
            director = createClientRequestDirector(
                    getRequestExecutor(),
                    getConnectionManager(),
                    getConnectionReuseStrategy(),
                    getConnectionKeepAliveStrategy(),
                    getRoutePlanner(),
                    getProtocolProcessor(),
                    getHttpRequestRetryHandler(),
                    getRedirectStrategy(),
                    getTargetAuthenticationStrategy(),
                    getProxyAuthenticationStrategy(),
                    getUserTokenHandler(),
                    determineParams(request));
            routePlanner = getRoutePlanner();
            connectionBackoffStrategy = getConnectionBackoffStrategy();
            backoffManager = getBackoffManager();
        }

        try {
            if (connectionBackoffStrategy != null && backoffManager != null) {
                HttpHost targetForRoute = (target != null) ? target
                        : (HttpHost) determineParams(request).getParameter(
                                ClientPNames.DEFAULT_HOST);
                HttpRoute route = routePlanner.determineRoute(targetForRoute, request, execContext);

                HttpResponse out;
                try {
                    out = director.execute(target, request, execContext);
                } catch (RuntimeException re) {
                    if (connectionBackoffStrategy.shouldBackoff(re)) {
                        backoffManager.backOff(route);
                    }
                    throw re;
                } catch (Exception e) {
                    if (connectionBackoffStrategy.shouldBackoff(e)) {
                        backoffManager.backOff(route);
                    }
                    if (e instanceof HttpException) throw (HttpException)e;
                    if (e instanceof IOException) throw (IOException)e;
                    throw new UndeclaredThrowableException(e);
                }
                if (connectionBackoffStrategy.shouldBackoff(out)) {
                    backoffManager.backOff(route);
                } else {
                    backoffManager.probe(route);
                }
                return out;
            } else {
                return director.execute(target, request, execContext);
            }
View Full Code Here
TOP

Related Classes of org.apache.http.client.BackoffManager

  • org.apache.http.impl.client.AbstractHttpClient
  • org.apache.http.impl.client.HttpClientBuilder
    • Copyright © 2018 www.massapicom. All rights reserved.
    All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.