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Simplify example code. (#483)

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* Simplify example code.

This was copied code from a different example that used the delegate annotations.

* Make brackets consistent.
This commit is contained in:
Eric Cochran 2018-04-05 11:05:40 -07:00 committed by Jesse Wilson
parent 7cab83a8f2
commit dbdf48777c
1 changed files with 9 additions and 18 deletions
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27
examples/src/main/java/com/squareup/moshi/recipes/FallbackEnum.java
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@ -26,8 +26,6 @@ import java.io.IOException;
import java.lang.annotation.Annotation;
import java.lang.annotation.Retention;
import java.lang.reflect.Type;
import java.util.Collections;
import java.util.LinkedHashSet;
import java.util.Set;
import javax.annotation.Nullable;
@ -48,25 +46,18 @@ final class FallbackEnum {
@Nullable @Override @SuppressWarnings("unchecked")
public JsonAdapter<?> create(Type type, Set<? extends Annotation> annotations, Moshi moshi) {
Class<?> rawType = Types.getRawType(type);
if (!rawType.isEnum()) return null;
if (annotations.isEmpty()) {
if (!rawType.isEnum()) {
return null;
}
if (annotations.size() != 1) {
return null;
}
Annotation annotation = annotations.iterator().next();
if (!(annotation instanceof Fallback)) {
return null;
}
Class<Enum> enumType = (Class<Enum>) rawType;
Set<? extends Annotation> delegateAnnotations = null;
Enum<?> fallback = null;
for (Annotation annotation : annotations) {
if (annotation instanceof Fallback) {
delegateAnnotations = new LinkedHashSet<>(annotations);
delegateAnnotations.remove(annotation);
delegateAnnotations = Collections.unmodifiableSet(delegateAnnotations);
fallback = Enum.valueOf(enumType, ((Fallback) annotation).value());
break;
}
}
if (delegateAnnotations == null) {
return null;
}
Enum<?> fallback = Enum.valueOf(enumType, ((Fallback) annotation).value());
return new FallbackEnumJsonAdapter<>(enumType, fallback);
}
};