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fail when @DateTimeFormat is being used without JodaTime on the classpath (SPR-6508)

This commit is contained in:
Juergen Hoeller 2009-12-07 20:33:03 +00:00
parent 61f23710eb
commit 1d005e12af
4 changed files with 60 additions and 20 deletions
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28
org.springframework.context/src/main/java/org/springframework/format/datetime/joda/DateTimeFormatAnnotationFormatterFactory.java → org.springframework.context/src/main/java/org/springframework/format/datetime/joda/JodaDateTimeFormatAnnotationFormatterFactory.java
View File

@ -46,13 +46,22 @@ import org.springframework.util.StringUtils;
* @since 3.0
* @see DateTimeFormat
*/
public final class DateTimeFormatAnnotationFormatterFactory implements AnnotationFormatterFactory<DateTimeFormat> {
public final class JodaDateTimeFormatAnnotationFormatterFactory implements AnnotationFormatterFactory<DateTimeFormat> {
private final Set<Class<?>> fieldTypes;
public DateTimeFormatAnnotationFormatterFactory() {
this.fieldTypes = Collections.unmodifiableSet(createFieldTypes());
public JodaDateTimeFormatAnnotationFormatterFactory() {
Set<Class<?>> rawFieldTypes = new HashSet<Class<?>>(8);
rawFieldTypes.add(LocalDate.class);
rawFieldTypes.add(LocalTime.class);
rawFieldTypes.add(LocalDateTime.class);
rawFieldTypes.add(DateTime.class);
rawFieldTypes.add(DateMidnight.class);
rawFieldTypes.add(Date.class);
rawFieldTypes.add(Calendar.class);
rawFieldTypes.add(Long.class);
this.fieldTypes = Collections.unmodifiableSet(rawFieldTypes);
}
public Set<Class<?>> getFieldTypes() {
@ -85,19 +94,6 @@ public final class DateTimeFormatAnnotationFormatterFactory implements Annotatio
// internal helpers
private Set<Class<?>> createFieldTypes() {
Set<Class<?>> fieldTypes = new HashSet<Class<?>>(8);
fieldTypes.add(LocalDate.class);
fieldTypes.add(LocalTime.class);
fieldTypes.add(LocalDateTime.class);
fieldTypes.add(DateTime.class);
fieldTypes.add(DateMidnight.class);
fieldTypes.add(Date.class);
fieldTypes.add(Calendar.class);
fieldTypes.add(Long.class);
return fieldTypes;
}
private DateTimeFormatter configureDateTimeFormatterFrom(DateTimeFormat annotation) {
if (StringUtils.hasLength(annotation.pattern())) {
return forPattern(annotation.pattern());

2
org.springframework.context/src/main/java/org/springframework/format/datetime/joda/JodaTimeFormattingConfigurer.java
View File

@ -112,7 +112,7 @@ public class JodaTimeFormattingConfigurer {
Printer<ReadableInstant> readableInstantPrinter = new ReadableInstantPrinter(jodaDateTimeFormatter);
formatterRegistry.addFormatterForFieldType(ReadableInstant.class, readableInstantPrinter, dateTimeParser);
formatterRegistry.addFormatterForFieldAnnotation(new DateTimeFormatAnnotationFormatterFactory());
formatterRegistry.addFormatterForFieldAnnotation(new JodaDateTimeFormatAnnotationFormatterFactory());
}

46
org.springframework.context/src/main/java/org/springframework/format/support/FormattingConversionServiceFactoryBean.java
View File

@ -16,10 +16,20 @@
package org.springframework.format.support;
import java.util.Calendar;
import java.util.Collections;
import java.util.Date;
import java.util.HashSet;
import java.util.Set;
import org.springframework.beans.factory.FactoryBean;
import org.springframework.beans.factory.InitializingBean;
import org.springframework.core.convert.support.ConversionServiceFactory;
import org.springframework.format.AnnotationFormatterFactory;
import org.springframework.format.FormatterRegistry;
import org.springframework.format.Parser;
import org.springframework.format.Printer;
import org.springframework.format.annotation.DateTimeFormat;
import org.springframework.format.datetime.joda.JodaTimeFormattingConfigurer;
import org.springframework.format.number.NumberFormatAnnotationFormatterFactory;
import org.springframework.util.ClassUtils;
@ -76,7 +86,41 @@ public class FormattingConversionServiceFactoryBean
registry.addFormatterForFieldAnnotation(new NumberFormatAnnotationFormatterFactory());
if (jodaTimePresent) {
new JodaTimeFormattingConfigurer().installJodaTimeFormatting(registry);
}
}
else {
registry.addFormatterForFieldAnnotation(new NoJodaDateTimeFormatAnnotationFormatterFactory());
}
}
/**
* Dummy AnnotationFormatterFactory that simply fails if @DateTimeFormat is being used
* without the JodaTime library being present.
*/
private static final class NoJodaDateTimeFormatAnnotationFormatterFactory
implements AnnotationFormatterFactory<DateTimeFormat> {
private final Set<Class<?>> fieldTypes;
public NoJodaDateTimeFormatAnnotationFormatterFactory() {
Set<Class<?>> rawFieldTypes = new HashSet<Class<?>>(4);
rawFieldTypes.add(Date.class);
rawFieldTypes.add(Calendar.class);
rawFieldTypes.add(Long.class);
this.fieldTypes = Collections.unmodifiableSet(rawFieldTypes);
}
public Set<Class<?>> getFieldTypes() {
return this.fieldTypes;
}
public Printer<?> getPrinter(DateTimeFormat annotation, Class<?> fieldType) {
throw new IllegalStateException("JodaTime library not available - @DateTimeFormat not supported");
}
public Parser<?> getParser(DateTimeFormat annotation, Class<?> fieldType) {
throw new IllegalStateException("JodaTime library not available - @DateTimeFormat not supported");
}
}
}

4
org.springframework.context/src/test/java/org/springframework/format/support/FormattingConversionServiceTests.java
View File

@ -32,7 +32,7 @@ import org.springframework.context.i18n.LocaleContextHolder;
import org.springframework.core.convert.TypeDescriptor;
import org.springframework.core.convert.converter.Converter;
import org.springframework.core.convert.support.ConversionServiceFactory;
import org.springframework.format.datetime.joda.DateTimeFormatAnnotationFormatterFactory;
import org.springframework.format.datetime.joda.JodaDateTimeFormatAnnotationFormatterFactory;
import org.springframework.format.datetime.joda.DateTimeParser;
import org.springframework.format.datetime.joda.ReadablePartialPrinter;
import org.springframework.format.number.NumberFormatter;
@ -93,7 +93,7 @@ public class FormattingConversionServiceTests {
return source.toDate();
}
});
formattingService.addFormatterForFieldAnnotation(new DateTimeFormatAnnotationFormatterFactory());
formattingService.addFormatterForFieldAnnotation(new JodaDateTimeFormatAnnotationFormatterFactory());
String formatted = (String) formattingService.convert(new LocalDate(2009, 10, 31).toDateTimeAtCurrentTime()
.toDate(), new TypeDescriptor(Model.class.getField("date")), TypeDescriptor.valueOf(String.class));
assertEquals("10/31/09", formatted);