package com.fasterxml.jackson.databind.ext;

import java.beans.ConstructorProperties;
import java.beans.Transient;

import com.fasterxml.jackson.databind.PropertyName;
import com.fasterxml.jackson.databind.introspect.Annotated;
import com.fasterxml.jackson.databind.introspect.AnnotatedParameter;
import com.fasterxml.jackson.databind.introspect.AnnotatedWithParams;

Since:2.8
/** * @since 2.8 */
public class Java7SupportImpl extends Java7Support { @SuppressWarnings("unused") // compiler warns, just needed side-effects private final Class<?> _bogus; public Java7SupportImpl() { // Trigger loading of annotations that only JDK 7 has, to trigger // early fail (see [databind#2466]) Class<?> cls = Transient.class; cls = ConstructorProperties.class; _bogus = cls; } @Override public Boolean findTransient(Annotated a) { Transient t = a.getAnnotation(Transient.class); if (t != null) { return t.value(); } return null; } @Override public Boolean hasCreatorAnnotation(Annotated a) { ConstructorProperties props = a.getAnnotation(ConstructorProperties.class); // 08-Nov-2015, tatu: One possible check would be to ensure there is at least // one name iff constructor has arguments. But seems unnecessary for now. if (props != null) { return Boolean.TRUE; } return null; } @Override public PropertyName findConstructorName(AnnotatedParameter p) { AnnotatedWithParams ctor = p.getOwner(); if (ctor != null) { ConstructorProperties props = ctor.getAnnotation(ConstructorProperties.class); if (props != null) { String[] names = props.value(); int ix = p.getIndex(); if (ix < names.length) { return PropertyName.construct(names[ix]); } } } return null; } }