Example usage for org.apache.http.impl.nio.client HttpExchange setRequestState

Introduction

In this page you can find the example usage for org.apache.http.impl.nio.client HttpExchange setRequestState.

Prototype

public void setRequestState(final MessageState state) 

Source Link

Usage

From source file:org.apache.http.impl.nio.client.NHttpClientProtocolHandler.java

public void requestReady(final NHttpClientConnection conn) {
    HttpContext context = conn.getContext();
    HttpExchange httpexchange = getHttpExchange(context);
    HttpAsyncExchangeHandler<?> handler = getHandler(context);
    if (this.log.isDebugEnabled()) {
        this.log.debug("Request ready " + formatState(conn, httpexchange));
    }//from  w  w  w  .ja v  a  2s  . c om
    if (httpexchange.getRequestState() != MessageState.READY) {
        return;
    }
    if (handler == null || handler.isDone()) {
        if (this.log.isDebugEnabled()) {
            this.log.debug("No request submitted " + formatState(conn, httpexchange));
        }
        return;
    }
    try {
        HttpRequest request = handler.generateRequest();
        httpexchange.setRequest(request);

        HttpEntityEnclosingRequest entityReq = null;
        if (request instanceof HttpEntityEnclosingRequest) {
            entityReq = (HttpEntityEnclosingRequest) request;
        }

        conn.submitRequest(request);

        if (entityReq != null) {
            if (entityReq.expectContinue()) {
                int timeout = conn.getSocketTimeout();
                httpexchange.setTimeout(timeout);
                timeout = request.getParams().getIntParameter(CoreProtocolPNames.WAIT_FOR_CONTINUE, 3000);
                conn.setSocketTimeout(timeout);
                httpexchange.setRequestState(MessageState.ACK);
            } else {
                httpexchange.setRequestState(MessageState.BODY_STREAM);
            }
        } else {
            httpexchange.setRequestState(MessageState.COMPLETED);
        }
    } catch (IOException ex) {
        if (this.log.isDebugEnabled()) {
            this.log.debug("I/O error: " + ex.getMessage(), ex);
        }
        shutdownConnection(conn);
        handler.failed(ex);
    } catch (HttpException ex) {
        if (this.log.isDebugEnabled()) {
            this.log.debug("HTTP protocol exception: " + ex.getMessage(), ex);
        }
        closeConnection(conn);
        handler.failed(ex);
    }
}

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From source file:org.apache.http.impl.nio.client.NHttpClientProtocolHandler.java

public void outputReady(final NHttpClientConnection conn, final ContentEncoder encoder) {
    HttpContext context = conn.getContext();
    HttpExchange httpexchange = getHttpExchange(context);
    HttpAsyncExchangeHandler<?> handler = getHandler(context);
    if (this.log.isDebugEnabled()) {
        this.log.debug("Output ready " + formatState(conn, httpexchange));
    }//  w  w w.  j  a  v a 2  s .  c o m
    try {
        if (httpexchange.getRequestState() == MessageState.ACK) {
            conn.suspendOutput();
            return;
        }
        handler.produceContent(encoder, conn);
        if (encoder.isCompleted()) {
            httpexchange.setRequestState(MessageState.COMPLETED);
        }
    } catch (IOException ex) {
        if (this.log.isDebugEnabled()) {
            this.log.debug("I/O error: " + ex.getMessage(), ex);
        }
        shutdownConnection(conn);
        handler.failed(ex);
    }
}

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From source file:org.apache.http.impl.nio.client.NHttpClientProtocolHandler.java

public void responseReceived(final NHttpClientConnection conn) {
    HttpContext context = conn.getContext();
    HttpExchange httpexchange = getHttpExchange(context);
    HttpAsyncExchangeHandler<?> handler = getHandler(context);
    if (this.log.isDebugEnabled()) {
        this.log.debug("Response received " + formatState(conn, httpexchange));
    }/*  w ww . ja  va 2  s.  c o m*/
    try {
        HttpResponse response = conn.getHttpResponse();
        HttpRequest request = httpexchange.getRequest();

        int statusCode = response.getStatusLine().getStatusCode();
        if (statusCode < HttpStatus.SC_OK) {
            // 1xx intermediate response
            if (statusCode == HttpStatus.SC_CONTINUE && httpexchange.getRequestState() == MessageState.ACK) {
                continueRequest(conn, httpexchange);
                httpexchange.setRequestState(MessageState.BODY_STREAM);
            }
            return;
        } else {
            httpexchange.setResponse(response);
            if (httpexchange.getRequestState() == MessageState.ACK) {
                cancelRequest(conn, httpexchange);
                httpexchange.setRequestState(MessageState.COMPLETED);
            } else if (httpexchange.getRequestState() == MessageState.BODY_STREAM) {
                // Early response
                cancelRequest(conn, httpexchange);
                httpexchange.invalidate();
                conn.suspendOutput();
            }
        }
        handler.responseReceived(response);
        if (!canResponseHaveBody(request, response)) {
            processResponse(conn, httpexchange, handler);
        }
    } catch (IOException ex) {
        if (this.log.isDebugEnabled()) {
            this.log.debug("I/O error: " + ex.getMessage(), ex);
        }
        shutdownConnection(conn);
        handler.failed(ex);
    } catch (HttpException ex) {
        if (this.log.isDebugEnabled()) {
            this.log.debug("HTTP protocol exception: " + ex.getMessage(), ex);
        }
        closeConnection(conn);
        handler.failed(ex);
    }
}

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From source file:org.apache.http.impl.nio.client.NHttpClientProtocolHandler.java

public void timeout(final NHttpClientConnection conn) {
    HttpContext context = conn.getContext();
    HttpExchange httpexchange = getHttpExchange(context);
    HttpAsyncExchangeHandler<?> handler = getHandler(context);
    if (this.log.isDebugEnabled()) {
        this.log.debug("Timeout " + formatState(conn, httpexchange));
    }/*from  w  w w.  j a v  a 2s  . co m*/
    try {
        if (httpexchange.getRequestState() == MessageState.ACK) {
            continueRequest(conn, httpexchange);
            httpexchange.setRequestState(MessageState.BODY_STREAM);
        } else {
            if (conn.getStatus() == NHttpConnection.ACTIVE) {
                conn.close();
                if (conn.getStatus() == NHttpConnection.CLOSING) {
                    // Give the connection some grace time to
                    // close itself nicely
                    conn.setSocketTimeout(250);
                }
            } else {
                conn.shutdown();
            }
        }
    } catch (IOException ex) {
        if (this.log.isDebugEnabled()) {
            this.log.debug("I/O error: " + ex.getMessage(), ex);
        }
        shutdownConnection(conn);
        handler.failed(ex);
    }
}

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