import java.util.Map;
public class CheckboxHandler extends AbstractTagHandler implements TagGenerator {
public void generate() throws IOException {
Map<String, Object> params = context.getParameters();
Attributes attrs = new Attributes();
String fieldValue = (String) params.get("fieldValue");
String id = (String) params.get("id");
String name = (String) params.get("name");
Object disabled = params.get("disabled");
attrs.add("type", "checkbox")
.add("name", name)
.add("value", fieldValue)
.addIfTrue("checked", params.get("nameValue"))
.addIfTrue("readonly", params.get("readonly"))
.addIfTrue("disabled", disabled)
.addIfExists("tabindex", params.get("tabindex"))
.addIfExists("id", id)
.addIfExists("class", params.get("cssClass"))
.addIfExists("style", params.get("cssStyle"))
.addIfExists("title", params.get("title"));
start("input", attrs);
end("input");
//hidden input
attrs = new Attributes();
attrs.add("type", "hidden")
.add("id", "__checkbox_" + StringUtils.defaultString(StringEscapeUtils.escapeHtml(id)))
.add("name", "__checkbox_" + StringUtils.defaultString(StringEscapeUtils.escapeHtml(name)))
.add("value", "__checkbox_" + StringUtils.defaultString(StringEscapeUtils.escapeHtml(fieldValue)))
.addIfTrue("disabled", disabled);
start("input", attrs);