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package com.loopj.android.http; /*from w w w . j a v a 2 s .c o m*/ import org.apache.http.Header; import org.apache.http.HttpHost; import org.apache.http.HttpRequest; import org.apache.http.HttpResponse; import org.apache.http.HttpStatus; import org.apache.http.ProtocolException; import org.apache.http.client.CircularRedirectException; import org.apache.http.client.params.ClientPNames; import org.apache.http.client.utils.URIUtils; import org.apache.http.impl.client.DefaultRedirectHandler; import org.apache.http.impl.client.RedirectLocations; import org.apache.http.params.HttpParams; import org.apache.http.protocol.ExecutionContext; import org.apache.http.protocol.HttpContext; import java.net.URI; import java.net.URISyntaxException; // taken from: https://stackoverflow.com/questions/3420767/httpclient-redirecting-to-url-with-spaces-throwing-exception class MyRedirectHandler extends DefaultRedirectHandler { private static final String REDIRECT_LOCATIONS = "http.protocol.redirect-locations"; private final boolean enableRedirects; public MyRedirectHandler(final boolean allowRedirects) { super(); this.enableRedirects = allowRedirects; } public boolean isRedirectRequested( final HttpResponse response, final HttpContext context) { if (!enableRedirects) { return false; } if (response == null) { throw new IllegalArgumentException("HTTP response may not be null"); } int statusCode = response.getStatusLine().getStatusCode(); switch (statusCode) { case HttpStatus.SC_MOVED_TEMPORARILY: case HttpStatus.SC_MOVED_PERMANENTLY: case HttpStatus.SC_SEE_OTHER: case HttpStatus.SC_TEMPORARY_REDIRECT: return true; default: return false; } //end of switch } public URI getLocationURI( final HttpResponse response, final HttpContext context) throws ProtocolException { if (response == null) { throw new IllegalArgumentException("HTTP response may not be null"); } //get the location header to find out where to redirect to 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" ); } //HERE IS THE MODIFIED LINE OF CODE String location = locationHeader.getValue().replaceAll(" ", "%20"); URI uri; try { uri = new URI(location); } catch (URISyntaxException ex) { throw new ProtocolException("Invalid redirect URI: " + location, ex); } 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 HttpHost target = (HttpHost) context.getAttribute( ExecutionContext.HTTP_TARGET_HOST); if (target == null) { throw new IllegalStateException("Target host not available " + "in the HTTP context"); } HttpRequest request = (HttpRequest) context.getAttribute( ExecutionContext.HTTP_REQUEST); try { URI requestURI = new URI(request.getRequestLine().getUri()); URI absoluteRequestURI = URIUtils.rewriteURI(requestURI, target, true); uri = URIUtils.resolve(absoluteRequestURI, uri); } catch (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); } URI redirectURI; if (uri.getFragment() != null) { try { HttpHost target = new HttpHost( uri.getHost(), uri.getPort(), uri.getScheme()); redirectURI = URIUtils.rewriteURI(uri, target, true); } catch (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; } }