Example usage for com.amazonaws DefaultRequest setParameters

Introduction

In this page you can find the example usage for com.amazonaws DefaultRequest setParameters.

Prototype

public void setParameters(Map<String, List<String>> parameters) 

Source Link

Usage

From source file:com.streamsets.pipeline.lib.aws.AwsRequestSigningApacheInterceptor.java

License:Apache License

/**
 * {@inheritDoc}/*from w w  w .j a va 2 s .  c  om*/
 */
@Override
public void process(final HttpRequest request, final HttpContext context) throws HttpException, IOException {
    URIBuilder uriBuilder;
    try {
        uriBuilder = new URIBuilder(request.getRequestLine().getUri());
    } catch (URISyntaxException e) {
        throw new IOException("Invalid URI", e);
    }

    // Copy Apache HttpRequest to AWS DefaultRequest
    DefaultRequest<?> signableRequest = new DefaultRequest<>(service);

    HttpHost host = (HttpHost) context.getAttribute(HttpCoreContext.HTTP_TARGET_HOST);
    if (host != null) {
        signableRequest.setEndpoint(URI.create(host.toURI()));
    }
    final HttpMethodName httpMethod = HttpMethodName.fromValue(request.getRequestLine().getMethod());
    signableRequest.setHttpMethod(httpMethod);
    try {
        signableRequest.setResourcePath(uriBuilder.build().getRawPath());
    } catch (URISyntaxException e) {
        throw new IOException("Invalid URI", e);
    }

    if (request instanceof HttpEntityEnclosingRequest) {
        HttpEntityEnclosingRequest httpEntityEnclosingRequest = (HttpEntityEnclosingRequest) request;
        if (httpEntityEnclosingRequest.getEntity() != null) {
            signableRequest.setContent(httpEntityEnclosingRequest.getEntity().getContent());
        }
    }
    signableRequest.setParameters(nvpToMapParams(uriBuilder.getQueryParams()));
    signableRequest.setHeaders(headerArrayToMap(request.getAllHeaders()));

    // Sign it
    signer.sign(signableRequest, awsCredentialsProvider.getCredentials());

    // Now copy everything back
    request.setHeaders(mapToHeaderArray(signableRequest.getHeaders()));
    if (request instanceof HttpEntityEnclosingRequest) {
        HttpEntityEnclosingRequest httpEntityEnclosingRequest = (HttpEntityEnclosingRequest) request;
        if (httpEntityEnclosingRequest.getEntity() != null) {
            BasicHttpEntity basicHttpEntity = new BasicHttpEntity();
            basicHttpEntity.setContent(signableRequest.getContent());
            httpEntityEnclosingRequest.setEntity(basicHttpEntity);
        }
    }
}

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