package <%=packageName%>.web.propertyeditors;
import org.joda.time.LocalDateTime;
import org.joda.time.format.DateTimeFormat;
import org.joda.time.format.DateTimeFormatter;
import org.springframework.util.StringUtils;
import java.beans.PropertyEditorSupport;
import java.util.Date;
/**
* Custom PropertyEditorSupport to convert from String to
* Date using JodaTime (http://www.joda.org/joda-time/).
*/
public class LocaleDateTimeEditor extends PropertyEditorSupport {
private final DateTimeFormatter formatter;
private final boolean allowEmpty;
/**
* Create a new LocaleDateTimeEditor instance, using the given format for
* parsing and rendering.
* <p/>
* The "allowEmpty" parameter states if an empty String should be allowed
* for parsing, i.e. get interpreted as null value. Otherwise, an
* IllegalArgumentException gets thrown.
*
* @param dateFormat DateFormat to use for parsing and rendering
* @param allowEmpty if empty strings should be allowed
*/
public LocaleDateTimeEditor(String dateFormat, boolean allowEmpty) {
this.formatter = DateTimeFormat.forPattern(dateFormat);
this.allowEmpty = allowEmpty;
}
/**
* Format the YearMonthDay as String, using the specified format.
*
* @return DateTime formatted string
*/
public String getAsText() {
Date value = (Date) getValue();
return value != null ? new LocalDateTime(value).toString(formatter) : "";
}
/**
* Parse the value from the given text, using the specified format.
*
* @param text the text to format
* @throws IllegalArgumentException
*/
public void setAsText( String text ) throws IllegalArgumentException {
if ( allowEmpty && !StringUtils.hasText(text) ) {
// Treat empty String as null value.
setValue(null);
} else {
setValue(new LocalDateTime(formatter.parseDateTime(text)));
}
}
}