junit-servers-core/src/main/java/com/github/mjeanroy/junit/servers/client/impl/apache/ApacheHttpRequest.java
private void handleFormParameters(HttpEntityEnclosingRequestBase httpRequest) {
		List<NameValuePair> pairs = map(formParams.values(), PARAM_MAPPER);
		HttpEntity entity = new UrlEncodedFormEntity(pairs, Charset.defaultCharset());
		httpRequest.setEntity(entity);
	}
private void handleFormParameters(HttpEntityEnclosingRequestBase httpRequest) {
		List<NameValuePair> pairs = map(formParams.values(), PARAM_MAPPER);
		HttpEntity entity = new UrlEncodedFormEntity(pairs, Charset.defaultCharset());
		httpRequest.setEntity(entity);
	}
Add parameters as form url encoded content.
Each parameter is set as a key value entry to request
body.

@param httpRequest Http request in creation.