Example usage for org.apache.commons.httpclient HttpMethodBase getResponseCharSet

Introduction

In this page you can find the example usage for org.apache.commons.httpclient HttpMethodBase getResponseCharSet.

Prototype

public String getResponseCharSet() 

Source Link

Document

Returns the character encoding of the response from the Content-Type header.

Usage

From source file:org.springfield.mojo.http.HttpHelper.java

/**
 * Sends a standard HTTP request to the specified URI using the determined method.
 * Attaches the content, uses the specified content type, sets cookies, timeout and
 * request headers/*from w  w w.j av  a2  s . c  om*/
 *  
 * @param method - the request method
 * @param uri - the uri to request
 * @param body - the content  
 * @param contentType - the content type
 * @param cookies - cookies
 * @param timeout - timeout in milliseconds
 * @param charSet - the character set
 * @param requestHeaders - extra user defined headers
 * @return response
 */
public static Response sendRequest(String method, String uri, String body, String contentType, String cookies,
        int timeout, String charSet, Map<String, String> requestHeaders) {
    // http client
    HttpClient client = new HttpClient();

    // method
    HttpMethodBase reqMethod = null;
    if (method.equals(HttpMethods.PUT)) {
        reqMethod = new PutMethod(uri);
    } else if (method.equals(HttpMethods.POST)) {
        reqMethod = new PostMethod(uri);
    } else if (method.equals(HttpMethods.GET)) {
        if (body != null) {
            // hack to be able to send a request body with a get (only if required)
            reqMethod = new PostMethod(uri) {
                public String getName() {
                    return "GET";
                }
            };
        } else {
            reqMethod = new GetMethod(uri);
        }
    } else if (method.equals(HttpMethods.DELETE)) {
        if (body != null) {
            // hack to be able to send a request body with a delete (only if required)
            reqMethod = new PostMethod(uri) {
                public String getName() {
                    return "DELETE";
                }
            };
        } else {
            reqMethod = new DeleteMethod(uri);
        }
    } else if (method.equals(HttpMethods.HEAD)) {
        reqMethod = new HeadMethod(uri);
    } else if (method.equals(HttpMethods.TRACE)) {
        reqMethod = new TraceMethod(uri);
    } else if (method.equals(HttpMethods.OPTIONS)) {
        reqMethod = new OptionsMethod(uri);
    }

    // add request body
    if (body != null) {
        try {
            RequestEntity entity = new StringRequestEntity(body, contentType, charSet);
            ((EntityEnclosingMethod) reqMethod).setRequestEntity(entity);
            reqMethod.setRequestHeader("Content-type", contentType);
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

    // add cookies
    if (cookies != null) {
        reqMethod.addRequestHeader("Cookie", cookies);
    }

    // add custom headers
    if (requestHeaders != null) {
        for (Map.Entry<String, String> header : requestHeaders.entrySet()) {
            String name = header.getKey();
            String value = header.getValue();

            reqMethod.addRequestHeader(name, value);
        }
    }

    Response response = new Response();

    // do request
    try {
        if (timeout != -1) {
            client.getParams().setSoTimeout(timeout);
        }
        int statusCode = client.executeMethod(reqMethod);
        response.setStatusCode(statusCode);
    } catch (Exception e) {
        e.printStackTrace();
    }

    // read response
    try {
        InputStream instream = reqMethod.getResponseBodyAsStream();
        ByteArrayOutputStream outstream = new ByteArrayOutputStream();
        byte[] buffer = new byte[4096];
        int len;
        while ((len = instream.read(buffer)) > 0) {
            outstream.write(buffer, 0, len);
        }
        String resp = new String(outstream.toByteArray(), reqMethod.getResponseCharSet());
        response.setResponse(resp);

        //set content length
        long contentLength = reqMethod.getResponseContentLength();
        response.setContentLength(contentLength);
        //set character set
        String respCharSet = reqMethod.getResponseCharSet();
        response.setCharSet(respCharSet);
        //set all headers
        Header[] headers = reqMethod.getResponseHeaders();
        response.setHeaders(headers);
    } catch (Exception e) {
        e.printStackTrace();
    }

    // release connection
    reqMethod.releaseConnection();

    // return
    return response;
}

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