base/common/src/com/netscape/cms/servlet/request/model/ExtendableHttpRequest.java


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package com.netscape.cms.servlet.request.model;

import java.util.HashMap;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletRequestWrapper;

public class ExtendableHttpRequest extends HttpServletRequestWrapper {

    private HashMap<String, String> params = new HashMap<String, String>();

    public ExtendableHttpRequest(HttpServletRequest request) {
        super(request);
    }

    public String getParameter(String name) {
        // if we added one, return that one
        if (params.get(name) != null) {
            return params.get(name);
        }
        // otherwise return what's in the original request
        HttpServletRequest req = (HttpServletRequest) super.getRequest();
        return req.getParameter(name);
    }

    public void addParameter(String name, String value) {
        if (value != null) params.put(name, value);
    }
}