Example usage for org.apache.http.protocol HttpContext getAttribute

Introduction

In this page you can find the example usage for org.apache.http.protocol HttpContext getAttribute.

Prototype

Object getAttribute(String str);

Source Link

Usage

From source file:com.amazonaws.http.impl.client.SdkHttpRequestRetryHandler.java

@Override
public boolean retryRequest(final IOException exception, int executionCount, final HttpContext context) {
    boolean retry = super.retryRequest(exception, executionCount, context);
    if (retry) {/*  ww  w . java  2 s  . com*/
        AWSRequestMetrics awsRequestMetrics = (AWSRequestMetrics) context
                .getAttribute(AWSRequestMetrics.class.getSimpleName());
        if (awsRequestMetrics != null) {
            awsRequestMetrics.incrementCounter(Field.HttpClientRetryCount);
        }
    }
    return retry;
}

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From source file:com.ksc.http.impl.client.SdkHttpRequestRetryHandler.java

@Override
public boolean retryRequest(final IOException exception, int executionCount, final HttpContext context) {
    boolean retry = super.retryRequest(exception, executionCount, context);
    if (retry) {/*from ww w .  java2  s.  c  o  m*/
        KscRequestMetrics awsRequestMetrics = (KscRequestMetrics) context
                .getAttribute(KscRequestMetrics.class.getSimpleName());
        if (awsRequestMetrics != null) {
            awsRequestMetrics.incrementCounter(Field.HttpClientRetryCount);
        }
    }
    return retry;
}

---

From source file:com.ab.http.RetryHandler.java

/**
 * ??TODO/*from ww  w .j  a  v a 2 s  . co m*/
 * @see org.apache.http.client.HttpRequestRetryHandler#retryRequest(java.io.IOException, int, org.apache.http.protocol.HttpContext)
 * @author: zhaoqp
 * @date2013-10-22 ?4:23:15
 * @version v1.0
 */
@Override
public boolean retryRequest(IOException exception, int executionCount, HttpContext context) {
    boolean retry = true;

    Boolean b = (Boolean) context.getAttribute(ExecutionContext.HTTP_REQ_SENT);
    boolean sent = (b != null && b);

    if (executionCount > maxRetries) {
        // Do not retry if over max retry count
        retry = false;
    } else if (isInList(exceptionBlacklist, exception)) {
        // immediately cancel retry if the error is blacklisted
        retry = false;
    } else if (isInList(exceptionWhitelist, exception)) {
        // immediately retry if error is whitelisted
        retry = true;
    } else if (!sent) {
        // for most other errors, retry only if request hasn't been fully sent yet
        retry = true;
    }

    if (retry) {
        // resend all idempotent requests
        HttpUriRequest currentReq = (HttpUriRequest) context.getAttribute(ExecutionContext.HTTP_REQUEST);
        if (currentReq == null) {
            return false;
        }
        String requestType = currentReq.getMethod();
        retry = !requestType.equals("POST");
    }

    if (retry) {
        SystemClock.sleep(retrySleepTimeMS);
    } else {
        exception.printStackTrace();
    }

    return retry;
}

---

From source file:com.DGSD.DGUtils.Http.BetterHttpRequestRetryHandler.java

public boolean retryRequest(IOException exception, int executionCount, HttpContext context) {
    boolean retry;

    this.timesRetried = executionCount;

    Boolean b = (Boolean) context.getAttribute(ExecutionContext.HTTP_REQ_SENT);
    boolean sent = (b != null && b.booleanValue());

    if (executionCount > maxRetries) {
        // Do not retry if over max retry count
        retry = false;/*  w ww  .  java  2 s  .  com*/
    } else if (exceptionBlacklist.contains(exception.getClass())) {
        // immediately cancel retry if the error is blacklisted
        retry = false;
    } else if (exceptionWhitelist.contains(exception.getClass())) {
        // immediately retry if error is whitelisted
        retry = true;
    } else if (!sent) {
        // for all other errors, retry only if request hasn't been fully sent yet
        // TODO: refine to resend all idempotent requests
        retry = true;
    } else {
        // otherwise do not retry
        retry = false;
    }

    if (retry) {
        Log.e(BetterHttp.LOG_TAG,
                "request failed (" + exception.getClass().getCanonicalName() + ": " + exception.getMessage()
                        + " / attempt " + executionCount + "), will retry in "
                        + RETRY_SLEEP_TIME_MILLIS / 1000.0 + " seconds");
        SystemClock.sleep(RETRY_SLEEP_TIME_MILLIS);
    } else {
        Log.e(BetterHttp.LOG_TAG, "request failed after " + executionCount + " attempts");
        exception.printStackTrace();
    }

    return retry;
}

---

From source file:com.suse.studio.api.lib.HttpClient.java

private DefaultHttpClient getHttpClient(final String userName, final String apiKey) {
    HttpRequestInterceptor preemptiveAuth = new HttpRequestInterceptor() {
        public void process(final HttpRequest request, final HttpContext context)
                throws HttpException, IOException {
            AuthState authState = (AuthState) context.getAttribute(ClientContext.TARGET_AUTH_STATE);
            if (authState.getAuthScheme() == null) {
                authState.setAuthScheme(new BasicScheme());
                authState.setCredentials(new UsernamePasswordCredentials(userName, apiKey));
            }/*from ww  w.j a  v a2s. co m*/
        }
    };
    DefaultHttpClient client = new DefaultHttpClient();
    client.addRequestInterceptor(preemptiveAuth, 0);
    return client;
}

---

From source file:com.cloudhopper.httpclient.util.PreemptiveBasicAuthHttpRequestInterceptor.java

public void process(final HttpRequest request, final HttpContext context) throws HttpException, IOException {
    ////  www  .  j a  va2s.  c  o m
    // get the authentication state for the request
    //
    AuthState authState = (AuthState) context.getAttribute(ClientContext.TARGET_AUTH_STATE);

    //
    // if no auth scheme avaialble yet, try to initialize it preemptively
    //
    if (authState.getAuthScheme() == null) {
        // check if credentials are set
        if (this.credentials == null) {
            throw new HttpException("No credentials for preemptive authentication");
        }

        // add the credentials to the auth state
        authState.setAuthScheme(this.basicAuthScheme);
        authState.setCredentials(this.credentials);

        // HttpHost targetHost = (HttpHost)context.getAttribute(ExecutionContext.HTTP_TARGET_HOST);
        //CredentialsProvider credsProvider = (CredentialsProvider)context.getAttribute(ClientContext.CREDS_PROVIDER);
    }
}

---

From source file:com.fheebiy.http.lite.apache.DefaultHttpRequestRetryHandler.java

protected boolean retryRequest(final HttpContext context) {
    final HttpRequest request = (HttpRequest) context.getAttribute(ExecutionContext.HTTP_REQUEST);
    final Object obj = context.getAttribute(ExecutionContext.HTTP_REQ_SENT);
    final boolean isSent = obj == null ? false : (Boolean) obj;

    if (requestIsAborted(request)) {
        return false;
    }//from  www. ja  v a  2 s.  c o  m

    if (handleAsIdempotent(request)) {
        // Retry if the request is considered idempotent
        return true;
    }
    if (!isSent || this.requestSentRetryEnabled) {
        // Retry if the request has not been sent fully or
        // if it's OK to retry methods that have been sent
        return true;
    }
    return false;
}

---

From source file:org.aludratest.service.gui.web.selenium.httpproxy.ProxyHandler.java

public void handle(HttpRequest request, HttpResponse response, HttpContext context)
        throws HttpException, IOException {

    HttpClientConnection conn = (HttpClientConnection) context.getAttribute(HTTP_OUT_CONN);

    context.setAttribute(HttpCoreContext.HTTP_CONNECTION, conn);
    context.setAttribute(HttpCoreContext.HTTP_TARGET_HOST, this.target);

    // Remove hop-by-hop headers
    /*request.removeHeaders(HTTP.CONTENT_LEN);
    request.removeHeaders(HTTP.TRANSFER_ENCODING);
    request.removeHeaders(HTTP.CONN_DIRECTIVE);
    request.removeHeaders("Keep-Alive");
    request.removeHeaders("Proxy-Authenticate");
    request.removeHeaders("TE");/*from  w  w w. j a va2  s .c  om*/
    request.removeHeaders("Trailers");
    request.removeHeaders("Upgrade");*/

    this.httpexecutor.preProcess(request, this.httpproc, context);

    LOGGER.debug(">> Request URI: " + request.getRequestLine().getUri());
    if (LOGGER.isTraceEnabled()) {
        for (Header header : request.getAllHeaders()) {
            LOGGER.trace(header.toString());
        }
    }

    HttpResponse targetResponse = this.httpexecutor.execute(request, conn, context);
    this.httpexecutor.postProcess(response, this.httpproc, context);

    // Remove hop-by-hop headers
    /*
    targetResponse.removeHeaders(HTTP.CONTENT_LEN);
    targetResponse.removeHeaders(HTTP.TRANSFER_ENCODING);
    targetResponse.removeHeaders(HTTP.CONN_DIRECTIVE);
    targetResponse.removeHeaders("Keep-Alive");
    targetResponse.removeHeaders("TE");
    targetResponse.removeHeaders("Trailers");
    targetResponse.removeHeaders("Upgrade");
    */
    response.setStatusLine(targetResponse.getStatusLine());
    response.setHeaders(targetResponse.getAllHeaders());
    response.setEntity(targetResponse.getEntity());

    LOGGER.debug("<< Response: " + response.getStatusLine());

    boolean keepalive = this.connStrategy.keepAlive(response, context);
    context.setAttribute(HTTP_CONN_KEEPALIVE, Boolean.valueOf(keepalive));
}

---

From source file:org.dataconservancy.archive.impl.fcrepo.ri.MultiThreadedHttpClient.java

public MultiThreadedHttpClient(HttpClientConfig config) {
    this.config = config;
    if (config.getPreemptiveAuthN()) {
        HttpRequestInterceptor interceptor = new HttpRequestInterceptor() {
            @Override//from   www . j a v a  2  s . c om
            public void process(HttpRequest request, HttpContext context) throws HttpException, IOException {
                AuthState authState = (AuthState) context.getAttribute(ClientContext.TARGET_AUTH_STATE);
                CredentialsProvider credsProvider = (CredentialsProvider) context
                        .getAttribute(ClientContext.CREDS_PROVIDER);
                HttpHost targetHost = (HttpHost) context.getAttribute(ExecutionContext.HTTP_TARGET_HOST);
                // If no auth scheme has been initialized yet
                if (authState.getAuthScheme() == null) {
                    AuthScope authScope = new AuthScope(targetHost.getHostName(), targetHost.getPort());
                    // Obtain credentials matching the target host
                    Credentials creds = credsProvider.getCredentials(authScope);
                    // If found, generate BasicScheme preemptively
                    if (creds != null) {
                        authState.setAuthScheme(new BasicScheme());
                        authState.setCredentials(creds);
                    }
                }
            }

        };
        addRequestInterceptor(interceptor, 0);
    }

}

---

From source file:com.vdisk.net.session.RetryHandler.java

public boolean retryRequest(IOException exception, int executionCount, HttpContext context) {
    boolean retry = true;

    Log.d("Test", "retry count->" + executionCount);

    Boolean b = (Boolean) context.getAttribute(ExecutionContext.HTTP_REQ_SENT);
    boolean sent = (b != null && b.booleanValue());

    if (executionCount > maxRetries) {
        // Do not retry if over max retry count
        retry = false;/*from   w w w  . j av  a  2  s  .c  o m*/
    } else if (exceptionBlacklist.contains(exception.getClass())) {
        // immediately cancel retry if the error is blacklisted
        retry = false;
    } else if (exceptionWhitelist.contains(exception.getClass())) {
        // immediately retry if error is whitelisted
        retry = true;
    } else if (!sent) {
        // for most other errors, retry only if request hasn't been fully sent yet
        retry = true;
    }

    if (retry) {
        // resend all idempotent requests
        HttpUriRequest currentReq = (HttpUriRequest) context.getAttribute(ExecutionContext.HTTP_REQUEST);

        Log.d("Test", "HttpUriRequest:" + currentReq);
        if (currentReq != null) {
            String requestType = currentReq.getMethod();
            retry = !requestType.equals("POST") && !requestType.equals("PUT");
        }

    }

    if (retry) {
        SystemClock.sleep(RETRY_SLEEP_TIME_MILLIS);
    } else {
        exception.printStackTrace();
    }

    return retry;
}

---

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