org.springframework.format.datetime.DateTimeFormatAnnotationFormatterFactory Maven / Gradle / Ivy
/*
* Copyright 2002-2014 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.springframework.format.datetime;
import java.util.Calendar;
import java.util.Collections;
import java.util.Date;
import java.util.HashSet;
import java.util.Set;
import org.springframework.context.support.EmbeddedValueResolutionSupport;
import org.springframework.format.AnnotationFormatterFactory;
import org.springframework.format.Formatter;
import org.springframework.format.Parser;
import org.springframework.format.Printer;
import org.springframework.format.annotation.DateTimeFormat;
/**
* Formats fields annotated with the {@link DateTimeFormat} annotation using
* a {@link DateFormatter}.
*
* @author Phillip Webb
* @since 3.2
* @see org.springframework.format.datetime.joda.JodaDateTimeFormatAnnotationFormatterFactory
*/
public class DateTimeFormatAnnotationFormatterFactory extends EmbeddedValueResolutionSupport
implements AnnotationFormatterFactory {
private static final Set> FIELD_TYPES;
static {
Set> fieldTypes = new HashSet>(4);
fieldTypes.add(Date.class);
fieldTypes.add(Calendar.class);
fieldTypes.add(Long.class);
FIELD_TYPES = Collections.unmodifiableSet(fieldTypes);
}
@Override
public Set> getFieldTypes() {
return FIELD_TYPES;
}
@Override
public Printer getPrinter(DateTimeFormat annotation, Class fieldType) {
return getFormatter(annotation, fieldType);
}
@Override
public Parser getParser(DateTimeFormat annotation, Class fieldType) {
return getFormatter(annotation, fieldType);
}
protected Formatter getFormatter(DateTimeFormat annotation, Class fieldType) {
DateFormatter formatter = new DateFormatter();
formatter.setStylePattern(resolveEmbeddedValue(annotation.style()));
formatter.setIso(annotation.iso());
formatter.setPattern(resolveEmbeddedValue(annotation.pattern()));
return formatter;
}
}