EDIT

import org.apache.http.HttpEntity;

import org.apache.http.HttpResponse;

import org.apache.http.client.ClientProtocolException;

import org.apache.http.client.ResponseHandler;

import org.apache.http.client.methods.HttpGet;

import org.apache.http.impl.client.DefaultHttpClient;

    }

    private String getResponse(String url) throws CDMServerException {

       // client = HttpClientBuilder.create().build();

       // client.getParams();

        HttpParams params = client.getParams();

            throw new CDMServerException(e);

        } catch (IOException e) {

            throw new CDMServerException(e);

        }

        return responseBody;

    }