Example usage for org.apache.http.client.utils URIUtils rewriteURI

Introduction

In this page you can find the example usage for org.apache.http.client.utils URIUtils rewriteURI.

Prototype

public static URI rewriteURI(final URI uri, final HttpHost target, final boolean dropFragment)
        throws URISyntaxException 

Source Link

Document

A convenience method for creating a new URI whose scheme, host and port are taken from the target host, but whose path, query and fragment are taken from the existing URI.

Usage

From source file:org.apache.http.impl.client.DefaultRedirectHandler.java

public URI getLocationURI(final HttpResponse response, final HttpContext context) throws ProtocolException {
    Args.notNull(response, "HTTP response");
    //get the location header to find out where to redirect to
    final Header locationHeader = response.getFirstHeader("location");
    if (locationHeader == null) {
        // got a redirect response, but no location header
        throw new ProtocolException(
                "Received redirect response " + response.getStatusLine() + " but no location header");
    }/*from w ww.  java 2s  .  c o  m*/
    final String location = locationHeader.getValue();
    if (this.log.isDebugEnabled()) {
        this.log.debug("Redirect requested to location '" + location + "'");
    }

    URI uri;
    try {
        uri = new URI(location);
    } catch (final URISyntaxException ex) {
        throw new ProtocolException("Invalid redirect URI: " + location, ex);
    }

    final HttpParams params = response.getParams();
    // rfc2616 demands the location value be a complete URI
    // Location       = "Location" ":" absoluteURI
    if (!uri.isAbsolute()) {
        if (params.isParameterTrue(ClientPNames.REJECT_RELATIVE_REDIRECT)) {
            throw new ProtocolException("Relative redirect location '" + uri + "' not allowed");
        }
        // Adjust location URI
        final HttpHost target = (HttpHost) context.getAttribute(ExecutionContext.HTTP_TARGET_HOST);
        Asserts.notNull(target, "Target host");

        final HttpRequest request = (HttpRequest) context.getAttribute(ExecutionContext.HTTP_REQUEST);

        try {
            final URI requestURI = new URI(request.getRequestLine().getUri());
            final URI absoluteRequestURI = URIUtils.rewriteURI(requestURI, target, true);
            uri = URIUtils.resolve(absoluteRequestURI, uri);
        } catch (final URISyntaxException ex) {
            throw new ProtocolException(ex.getMessage(), ex);
        }
    }

    if (params.isParameterFalse(ClientPNames.ALLOW_CIRCULAR_REDIRECTS)) {

        RedirectLocations redirectLocations = (RedirectLocations) context.getAttribute(REDIRECT_LOCATIONS);

        if (redirectLocations == null) {
            redirectLocations = new RedirectLocations();
            context.setAttribute(REDIRECT_LOCATIONS, redirectLocations);
        }

        final URI redirectURI;
        if (uri.getFragment() != null) {
            try {
                final HttpHost target = new HttpHost(uri.getHost(), uri.getPort(), uri.getScheme());
                redirectURI = URIUtils.rewriteURI(uri, target, true);
            } catch (final URISyntaxException ex) {
                throw new ProtocolException(ex.getMessage(), ex);
            }
        } else {
            redirectURI = uri;
        }

        if (redirectLocations.contains(redirectURI)) {
            throw new CircularRedirectException("Circular redirect to '" + redirectURI + "'");
        } else {
            redirectLocations.add(redirectURI);
        }
    }

    return uri;
}

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From source file:org.apache.http.impl.client.DefaultRedirectStrategy.java

public URI getLocationURI(final HttpRequest request, final HttpResponse response, final HttpContext context)
        throws ProtocolException {
    Args.notNull(request, "HTTP request");
    Args.notNull(response, "HTTP response");
    Args.notNull(context, "HTTP context");

    final HttpClientContext clientContext = HttpClientContext.adapt(context);

    //get the location header to find out where to redirect to
    final Header locationHeader = response.getFirstHeader("location");
    if (locationHeader == null) {
        // got a redirect response, but no location header
        throw new ProtocolException(
                "Received redirect response " + response.getStatusLine() + " but no location header");
    }/*from w ww  .  java2  s .c  o m*/
    final String location = locationHeader.getValue();
    if (this.log.isDebugEnabled()) {
        this.log.debug("Redirect requested to location '" + location + "'");
    }

    final RequestConfig config = clientContext.getRequestConfig();

    URI uri = createLocationURI(location);

    // rfc2616 demands the location value be a complete URI
    // Location       = "Location" ":" absoluteURI
    try {
        if (!uri.isAbsolute()) {
            if (!config.isRelativeRedirectsAllowed()) {
                throw new ProtocolException("Relative redirect location '" + uri + "' not allowed");
            }
            // Adjust location URI
            final HttpHost target = clientContext.getTargetHost();
            Asserts.notNull(target, "Target host");
            final URI requestURI = new URI(request.getRequestLine().getUri());
            final URI absoluteRequestURI = URIUtils.rewriteURI(requestURI, target, false);
            uri = URIUtils.resolve(absoluteRequestURI, uri);
        }
    } catch (final URISyntaxException ex) {
        throw new ProtocolException(ex.getMessage(), ex);
    }

    RedirectLocations redirectLocations = (RedirectLocations) clientContext
            .getAttribute(HttpClientContext.REDIRECT_LOCATIONS);
    if (redirectLocations == null) {
        redirectLocations = new RedirectLocations();
        context.setAttribute(HttpClientContext.REDIRECT_LOCATIONS, redirectLocations);
    }
    if (!config.isCircularRedirectsAllowed()) {
        if (redirectLocations.contains(uri)) {
            throw new CircularRedirectException("Circular redirect to '" + uri + "'");
        }
    }
    redirectLocations.add(uri);
    return uri;
}

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From source file:org.apache.http.impl.client.DefaultRequestDirector.java

protected void rewriteRequestURI(final RequestWrapper request, final HttpRoute route) throws ProtocolException {
    try {//from  w  w  w. j  a  v  a2s  .c o m

        URI uri = request.getURI();
        if (route.getProxyHost() != null && !route.isTunnelled()) {
            // Make sure the request URI is absolute
            if (!uri.isAbsolute()) {
                final HttpHost target = route.getTargetHost();
                uri = URIUtils.rewriteURI(uri, target, true);
            } else {
                uri = URIUtils.rewriteURI(uri);
            }
        } else {
            // Make sure the request URI is relative
            if (uri.isAbsolute()) {
                uri = URIUtils.rewriteURI(uri, null, true);
            } else {
                uri = URIUtils.rewriteURI(uri);
            }
        }
        request.setURI(uri);

    } catch (final URISyntaxException ex) {
        throw new ProtocolException("Invalid URI: " + request.getRequestLine().getUri(), ex);
    }
}

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From source file:org.apache.http.impl.execchain.MinimalClientExec.java

static void rewriteRequestURI(final HttpRequestWrapper request, final HttpRoute route)
        throws ProtocolException {
    try {//ww  w .j  av  a 2s.c o m
        URI uri = request.getURI();
        if (uri != null) {
            // Make sure the request URI is relative
            if (uri.isAbsolute()) {
                uri = URIUtils.rewriteURI(uri, null, true);
            } else {
                uri = URIUtils.rewriteURI(uri);
            }
            request.setURI(uri);
        }
    } catch (final URISyntaxException ex) {
        throw new ProtocolException("Invalid URI: " + request.getRequestLine().getUri(), ex);
    }
}

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From source file:org.apache.http.impl.execchain.ProtocolExec.java

void rewriteRequestURI(final HttpRequestWrapper request, final HttpRoute route) throws ProtocolException {
    try {/*from ww  w . j a v a  2  s  .co m*/
        URI uri = request.getURI();
        if (uri != null) {
            if (route.getProxyHost() != null && !route.isTunnelled()) {
                // Make sure the request URI is absolute
                if (!uri.isAbsolute()) {
                    final HttpHost target = route.getTargetHost();
                    uri = URIUtils.rewriteURI(uri, target, true);
                } else {
                    uri = URIUtils.rewriteURI(uri);
                }
            } else {
                // Make sure the request URI is relative
                if (uri.isAbsolute()) {
                    uri = URIUtils.rewriteURI(uri, null, true);
                } else {
                    uri = URIUtils.rewriteURI(uri);
                }
            }
            request.setURI(uri);
        }
    } catch (final URISyntaxException ex) {
        throw new ProtocolException("Invalid URI: " + request.getRequestLine().getUri(), ex);
    }
}

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

private void rewriteRequestURI(final HttpRequestWrapper request, final HttpRoute route)
        throws ProtocolException {
    try {//from  w ww.  j  a v  a  2s.  c  o m
        URI uri = request.getURI();
        if (uri != null) {
            if (route.getProxyHost() != null && !route.isTunnelled()) {
                // Make sure the request URI is absolute
                if (!uri.isAbsolute()) {
                    final HttpHost target = route.getTargetHost();
                    uri = URIUtils.rewriteURI(uri, target, true);
                } else {
                    uri = URIUtils.rewriteURI(uri);
                }
            } else {
                // Make sure the request URI is relative
                if (uri.isAbsolute()) {
                    uri = URIUtils.rewriteURI(uri, null, true);
                } else {
                    uri = URIUtils.rewriteURI(uri);
                }
            }
            request.setURI(uri);
        }
    } catch (final URISyntaxException ex) {
        throw new ProtocolException("Invalid URI: " + request.getRequestLine().getUri(), ex);
    }
}

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