EmptyToNullConverter.java
912 Bytes
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
37
package fi.insomnia.bortal.web.converter;
import javax.enterprise.context.RequestScoped;
import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
import javax.faces.convert.Converter;
import javax.inject.Named;
import org.slf4j.LoggerFactory;
@Named("emptytonullconverter")
@RequestScoped
public class EmptyToNullConverter implements Converter {
private static final org.slf4j.Logger logger = LoggerFactory.getLogger(EmptyToNullConverter.class);
@Override
public Object getAsObject(FacesContext context, UIComponent component, String value) {
String ret = value;
if (value.trim().isEmpty()) {
ret = null;
}
return ret;
}
@Override
public String getAsString(FacesContext context, UIComponent component, Object value) {
logger.debug("Emptytonull converter as String");
String ret = "";
if (value != null) {
ret = value.toString();
}
return ret;
}
}