buattable,java

package utils;

import java.util.HashMap;
import java.util.List;

public class TableUtils {
    private List<String> headers;
    private List<String> dataKeys;
    private List<HashMap<String, String>> dataSource;

    public void setHeaders(List<String> headers) {
        this.headers = headers;
    }

    public void setDataKeys(List<String> dataKeys) {
        this.dataKeys = dataKeys;
    }

    public void setDataSource(List<HashMap<String, String>> dataSource) {
        this.dataSource = dataSource;
    }

    public String render() {
        String table = "";
        table += this.generateHeader();
        table += this.generateBody();

        return this.createTableElem(table);
    }

    private String generateBody() {
        String bag = "";
        for (HashMap<String, String> data : this.dataSource) {
            String trBag = "";
            for (String datakey : dataKeys) {

                trBag += this.createTdElem(data.get(datakey));
            }
            bag += this.createTrElem(trBag);
        }
        return this.createBodyElem(bag);
    }

    private String generateHeader() {
        String bag = "";
        for (String header : headers) {
            bag += this.createThElem(header);
        }
        return this.createHeaderElem(this.createTrElem(bag));
    }

    private String createHeaderElem(String elem) {
        return "<thead>" + elem + "</thead>";
    }

    private String createThElem(String item) {
        return "<th>" + item + "</th>";
    }

    private String createTdElem(String item) {
        return "<td>" + item + "</td>";
    }

    private String createTrElem(String item) {
        return "<tr>" + item + "</tr>";
    }

    private String createBodyElem(String elem) {
        return "<tbody>" + elem + "</tbody>";
    }

    private String createTableElem(String elem) {
        return "<table>" + elem + "</table>";
    }

}