fluid-ws-java-client/src/main/java/com/fluidbpm/ws/client/v1/ABaseClientWS.java
public static String encodeParam(String textParam) {
		if(textParam == null) {
			return null;
		}

		try {
			return URLEncoder.encode(textParam,ENCODING_UTF_8);
		} catch (UnsupportedEncodingException e) {
			e.printStackTrace();
		}

		return null;
	}
public static String encodeParam(String textParam) {
		if(textParam == null) {
			return null;
		}

		try {
			return URLEncoder.encode(textParam,ENCODING_UTF_8);
		} catch (UnsupportedEncodingException e) {
			e.printStackTrace();
		}

		return null;
	}
Translates a string into {@code application/x-www-form-urlencoded}
format using a specific encoding scheme. This method uses the
supplied encoding scheme to obtain the bytes for unsafe
characters.

@param textParam The text to URL encode.
@return Encoded text from {@code textParam}.

@see URLEncoder#encode(String, String)