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#968 - Polishing.

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Original pull request: #1269.
This commit is contained in:
Oliver Drotbohm
2020-05-07 22:19:28 +02:00
parent 08c5f564b3
commit 5d1136ee12
3 changed files with 47 additions and 47 deletions
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73
src/main/java/org/springframework/hateoas/mediatype/PropertyUtils.java
View File

@@ -15,7 +15,6 @@
*/
package org.springframework.hateoas.mediatype;
import com.fasterxml.jackson.annotation.JsonUnwrapped;
import lombok.AccessLevel;
import lombok.RequiredArgsConstructor;
@@ -56,6 +55,7 @@ import com.fasterxml.jackson.annotation.JsonIgnore;
import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
import com.fasterxml.jackson.annotation.JsonProperty;
import com.fasterxml.jackson.annotation.JsonProperty.Access;
import com.fasterxml.jackson.annotation.JsonUnwrapped;
/**
* @author Greg Turnquist
@@ -86,27 +86,7 @@ public class PropertyUtils {
}
public static Map<String, Object> extractPropertyValues(@Nullable Object object) {
return extractPropertyValues(object, false);
}
public static Map<String, Object> extractPropertyValues(@Nullable Object object, boolean unwrapEligibleProperties) {
if (object == null) {
return Collections.emptyMap();
}
if (EntityModel.class.isInstance(object)) {
return extractPropertyValues(EntityModel.class.cast(object).getContent());
}
BeanWrapper wrapper = PropertyAccessorFactory.forBeanPropertyAccess(object);
return getExposedProperties(object.getClass()).stream() //
.map(PropertyMetadata::getName)
.map(name -> unwrapEligibleProperties ? unwrapPropertyIfNeeded(name, wrapper) :
Collections.singletonMap(name, wrapper.getPropertyValue(name)))
.flatMap(it -> it.entrySet().stream())
.collect(HashMap::new, (map, it) -> map.put(it.getKey(), it.getValue()), HashMap::putAll);
return extractPropertyValues(object, true);
}
public static <T> T createObjectFromProperties(Class<T> clazz, Map<String, Object> properties) {
@@ -116,13 +96,14 @@ public class PropertyUtils {
properties.forEach((key, value) -> {
Optional.ofNullable(BeanUtils.getPropertyDescriptor(clazz, key)) //
.ifPresent(property -> {
try {
Method writeMethod = property.getWriteMethod();
ReflectionUtils.makeAccessible(writeMethod);
writeMethod.invoke(obj, value);
} catch (IllegalAccessException | InvocationTargetException e) {
} catch (IllegalAccessException | InvocationTargetException e) {
throw new RuntimeException(e);
}
});
@@ -162,16 +143,13 @@ public class PropertyUtils {
Field descriptorField = ReflectionUtils.findField(wrapper.getWrappedClass(), propertyName);
Method readMethod = wrapper.getPropertyDescriptor(propertyName).getReadMethod();
MergedAnnotation<JsonUnwrapped> unwrappedAnnotation =
Stream.of(descriptorField, readMethod)
.filter(Objects::nonNull)
.map(MergedAnnotations::from)
.flatMap(mergedAnnotations -> mergedAnnotations.stream(JsonUnwrapped.class))
.filter(it -> it.getBoolean("enabled"))
.findFirst()
.orElse(null);
MergedAnnotation<JsonUnwrapped> unwrappedAnnotation = Stream.of(descriptorField, readMethod)
.filter(Objects::nonNull).map(MergedAnnotations::from)
.flatMap(mergedAnnotations -> mergedAnnotations.stream(JsonUnwrapped.class))
.filter(it -> it.getBoolean("enabled")).findFirst().orElse(null);
Object propertyValue = wrapper.getPropertyValue(propertyName);
if (unwrappedAnnotation == null) {
return Collections.singletonMap(propertyName, propertyValue);
}
@@ -180,11 +158,34 @@ public class PropertyUtils {
String suffix = unwrappedAnnotation.getString("suffix");
Map<String, Object> properties = new HashMap<>();
extractPropertyValues(propertyValue, true)
extractPropertyValues(propertyValue, true) //
.forEach((name, value) -> properties.put(prefix + name + suffix, value));
return properties;
}
private static Map<String, Object> extractPropertyValues(@Nullable Object object, boolean unwrapEligibleProperties) {
if (object == null) {
return Collections.emptyMap();
}
if (EntityModel.class.isInstance(object)) {
return extractPropertyValues(EntityModel.class.cast(object).getContent());
}
BeanWrapper wrapper = PropertyAccessorFactory.forBeanPropertyAccess(object);
return getExposedProperties(object.getClass()).stream() //
.map(PropertyMetadata::getName) //
.map(name -> unwrapEligibleProperties //
? unwrapPropertyIfNeeded(name, wrapper) //
: Collections.singletonMap(name, wrapper.getPropertyValue(name))) //
.flatMap(it -> it.entrySet().stream()) //
.collect(HashMap::new, (map, it) -> map.put(it.getKey(), it.getValue()), HashMap::putAll);
}
private static ResolvableType unwrapDomainType(ResolvableType type) {
if (!type.hasGenerics()) {
@@ -203,7 +204,7 @@ public class PropertyUtils {
* Replaces the given {@link ResolvableType} with the one produced by the given {@link Supplier} if the former is
* assignable from one of the types to be unwrapped.
*
* @param type must not be {@literal null}.
* @param type must not be {@literal null}.
* @param mapper must not be {@literal null}.
* @return
* @see #TYPES_TO_UNWRAP
@@ -222,8 +223,8 @@ public class PropertyUtils {
return type == null //
? Stream.empty() //
: getPropertyDescriptors(type) //
.map(it -> new AnnotatedProperty(new Property(type, it.getReadMethod(), it.getWriteMethod())))
.map(it -> JSR_303_PRESENT ? new Jsr303AwarePropertyMetadata(it) : new DefaultPropertyMetadata(it));
.map(it -> new AnnotatedProperty(new Property(type, it.getReadMethod(), it.getWriteMethod())))
.map(it -> JSR_303_PRESENT ? new Jsr303AwarePropertyMetadata(it) : new DefaultPropertyMetadata(it));
}
/**
@@ -393,7 +394,7 @@ public class PropertyUtils {
/**
* Returns the {@link MergedAnnotation} of the given type.
*
* @param <T> the annotation type.
* @param <T> the annotation type.
* @param type must not be {@literal null}.
* @return the {@link MergedAnnotation} if available or {@link MergedAnnotation#missing()} if not.
*/

2
src/main/java/org/springframework/hateoas/mediatype/hal/forms/HalFormsDocument.java
View File

@@ -108,7 +108,7 @@ public class HalFormsDocument<T> {
*/
public static HalFormsDocument<?> forRepresentationModel(RepresentationModel<?> model) {
Map<String, Object> attributes = PropertyUtils.extractPropertyValues(model, true);
Map<String, Object> attributes = PropertyUtils.extractPropertyValues(model);
attributes.remove("links");
return new HalFormsDocument<>().withAttributes(attributes);