Metacat

/*

 * ClientHtmlHelper.java

 *

 * Created on June 25, 2007, 9:58 AM

 *

 * To change this template, choose Tools | Template Manager

 * and open the template in the editor.

 */

package edu.ucsb.nceas.metacat.clientview;

import java.util.Iterator;

import java.util.Map;

import java.util.Vector;

/**

 *

 * @author barteau

 */

public abstract class ClientHtmlHelper {

    private static final String                SELECT_TEMPLATE = "<select name='%1$s' style='%2$s' size='%3$s'>\n%4$s</select>\n";

    private static final String                OPTION_TEMPLATE = "<option value='%1$s'>%2$s</option>\n";

    private static final String                OPTGRP_TEMPLATE = "<optgroup label='%1$s'>%2$s</optgroup>";

    private static final String                INPUT_TEMPLATE = "<input name='%1$s' value='%2$s' type='%4$s' class='%3$s' size='%5$s'/>\n";

    /**

     * JSP API: A static helper method which takes a map (key, value pairs) and returns

     * an XHTML SELECT String.

     * @param map The map contianing the key, value pairs to convert into an HTML SELECT

     * statement.

     * @param name The name to assign the HTML SELECT, which will become the parameter name.

     * @param style Any HTML styling text.

     * @param size HTML field width.

     * @return String, XHTML for a SELECT statement.

     */

    public static String mapToHtmlSelect(Map map, String name, String style, int size) {

        String                      result = "", item, key, optGrp;

        Iterator<String>            iterIt;

        Object                      obj;

        Vector                      vector;

        Iterator                    completeIterIt;

        iterIt = map.keySet().iterator();

        while(iterIt.hasNext()) {

            key = iterIt.next();

            obj = map.get(key);

            if (obj instanceof String) {

                item = (String) obj;

                item = String.format(OPTION_TEMPLATE, key, item);

                result += item;

            } else if (obj instanceof Vector) {

                vector = (Vector) obj;

                optGrp = "";

                completeIterIt = vector.iterator();

                while (completeIterIt.hasNext()) {

                    item = (String) completeIterIt.next();

                    item = String.format(OPTION_TEMPLATE, item, item);

                    optGrp += item;

                }

                item = String.format(OPTGRP_TEMPLATE, key, optGrp);

                result += item;

            }

        }

        result = String.format(SELECT_TEMPLATE, name, style, size, result);

        return(result);

    }

}