src/com/vaadin/event/dd/acceptCriteria/ClientSideCriterion.java


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36

package com.vaadin.event.dd.acceptCriteria;

import java.io.Serializable;

import com.vaadin.terminal.PaintException;
import com.vaadin.terminal.PaintTarget;

public abstract class ClientSideCriterion implements Serializable,
        AcceptCriterion {

    /**
     * 
     */
    private static final long serialVersionUID = 1L;

    public final boolean isClientSideVerifiable() {
        return true;
    }

    public void paint(PaintTarget target) throws PaintException {
        target.startTag("-ac");
        target.addAttribute("name", getIdentifier());
        paintContent(target);
        target.endTag("-ac");
    }

    public void paintContent(PaintTarget target) {
    }

    abstract protected String getIdentifier();

    public void paintResponse(PaintTarget target) throws PaintException {
        // NOP, nothing to do as this is client side verified criterion
    }

}