com.facebook.presto.jdbc.internal.jackson.databind.introspect.Annotated Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of presto-jdbc Show documentation
There is a newer version: 0.289
package com.facebook.presto.jdbc.internal.jackson.databind.introspect;

import java.lang.annotation.Annotation;
import java.lang.reflect.AnnotatedElement;
import java.lang.reflect.Modifier;
import java.lang.reflect.Type;

import com.facebook.presto.jdbc.internal.jackson.databind.JavaType;
import com.facebook.presto.jdbc.internal.jackson.databind.type.TypeBindings;

/**
 * Shared base class used for anything on which annotations (included
 * within a {@link AnnotationMap}).
 */
public abstract class Annotated
{
    protected Annotated() { }

    public abstract  A getAnnotation(Class acls);

    public abstract boolean hasAnnotation(Class acls);

    /**
     * @since 2.7
     */
    public abstract boolean hasOneOf(Class[] annoClasses);

    /**
     * Method that can be used to find actual JDK element that this instance
     * represents. It is non-null, except for method/constructor parameters
     * which do not have a JDK counterpart.
     */
    public abstract AnnotatedElement getAnnotated();

    protected abstract int getModifiers();

    public boolean isPublic() {
        return Modifier.isPublic(getModifiers());
    }

    public abstract String getName();

    /**
     * Full generic type of the annotated element; definition
     * of what exactly this means depends on sub-class.
     *
     * @since 2.7
     */
    public abstract JavaType getType();

    /**
     * @deprecated Since 2.7 Use {@link #getType()} instead. To be removed from 2.9
     */
    @Deprecated
    public final JavaType getType(TypeBindings bogus) {
        return getType();
    }

    /**
     * JDK declared generic type of the annotated element; definition
     * of what exactly this means depends on sub-class. Note that such type
     * cannot be reliably resolved without {@link TypeResolutionContext}, and
     * as a result use of this method was deprecated in Jackson 2.7: see
     * {@link #getType} for replacement.
     *
     * @deprecated Since 2.7 should instead use {@link #getType()}. To be removed from 2.9
     */
    @Deprecated
    public Type getGenericType() {
        return getRawType();
    }

    /**
     * "Raw" type (type-erased class) of the annotated element; definition
     * of what exactly this means depends on sub-class.
     */
    public abstract Class getRawType();

    /**
     * Accessor that can be used to iterate over all the annotations
     * associated with annotated component.
     *
     * @since 2.3
     * @deprecated Since 2.9 should instead use {@link #getAnnotated()}
     */
    @Deprecated
    public abstract Iterable annotations();

    // Also: ensure we can use #equals, #hashCode
    
    @Override
    public abstract boolean equals(Object o);

    @Override
    public abstract int hashCode();

    @Override
    public abstract String toString();
}