org.codehaus.jackson.map.introspect.AnnotatedWithParams Maven / Gradle / Ivy
Go to download
Data Mapper package is a high-performance data binding package
built on Jackson JSON processor
package org.codehaus.jackson.map.introspect;
import java.lang.annotation.Annotation;
import java.lang.reflect.Type;
/**
* Intermediate base class that encapsulates features that
* constructors and methods share.
*/
public abstract class AnnotatedWithParams
extends AnnotatedMember
{
/**
* Annotations directly associated with the annotated
* entity.
*/
protected final AnnotationMap _annotations;
/**
* Annotations associated with parameters of the annotated
* entity (method or constructor parameters)
*/
protected final AnnotationMap[] _paramAnnotations;
/*
/**********************************************************
/* Life-cycle
/**********************************************************
*/
protected AnnotatedWithParams(AnnotationMap classAnn, AnnotationMap[] paramAnnotations)
{
_annotations = classAnn;
_paramAnnotations = paramAnnotations;
}
/**
* Method called to override a class annotation, usually due to a mix-in
* annotation masking or overriding an annotation 'real' class
*/
public final void addOrOverride(Annotation a)
{
_annotations.add(a);
}
/**
* Method called to override a method parameter annotation,
* usually due to a mix-in
* annotation masking or overriding an annotation 'real' method
* has.
*/
public final void addOrOverrideParam(int paramIndex, Annotation a)
{
AnnotationMap old = _paramAnnotations[paramIndex];
if (old == null) {
old = new AnnotationMap();
_paramAnnotations[paramIndex] = old;
}
old.add(a);
}
/**
* Method called to augment annotations, by adding specified
* annotation if and only if it is not yet present in the
* annotation map we have.
*/
public final void addIfNotPresent(Annotation a)
{
_annotations.addIfNotPresent(a);
}
/*
/**********************************************************
/* Partial Annotated impl
/**********************************************************
*/
@Override
public final A getAnnotation(Class acls)
{
return _annotations.get(acls);
}
/*
/**********************************************************
/* Extended API
/**********************************************************
*/
public final AnnotationMap getParameterAnnotations(int index)
{
if (_paramAnnotations != null) {
if (index >= 0 && index <= _paramAnnotations.length) {
return _paramAnnotations[index];
}
}
return null;
}
public abstract AnnotatedParameter getParameter(int index);
public abstract int getParameterCount();
public abstract Class getParameterClass(int index);
public abstract Type getParameterType(int index);
public final int getAnnotationCount() { return _annotations.size(); }
}