org.hibernate.validator.internal.metadata.location.ReturnValueConstraintLocation Maven / Gradle / Ivy

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JSR 380's RI, Hibernate Validator version ${hibernate-validator.version} and its dependencies repackaged as OSGi bundle

There is a newer version: 5.1.0

/*
 * Hibernate Validator, declare and validate application constraints
 *
 * License: Apache License, Version 2.0
 * See the license.txt file in the root directory or .
 */
package org.hibernate.validator.internal.metadata.location;

import java.lang.reflect.Executable;
import java.lang.reflect.Member;
import java.lang.reflect.Type;

import org.hibernate.validator.internal.engine.path.PathImpl;
import org.hibernate.validator.internal.util.ExecutableParameterNameProvider;
import org.hibernate.validator.internal.util.ReflectionHelper;

/**
 * Executable return value constraint location.
 *
 * @author Hardy Ferentschik
 * @author Gunnar Morling
 */
class ReturnValueConstraintLocation implements ConstraintLocation {

	private final Executable executable;
	private final Type typeForValidatorResolution;

	ReturnValueConstraintLocation(Executable executable) {
		this.executable = executable;
		this.typeForValidatorResolution = ReflectionHelper.boxedType( ReflectionHelper.typeOf( executable ) );
	}

	@Override
	public Class getDeclaringClass() {
		return executable.getDeclaringClass();
	}

	@Override
	public Member getMember() {
		return executable;
	}

	@Override
	public Type getTypeForValidatorResolution() {
		return typeForValidatorResolution;
	}

	@Override
	public void appendTo(ExecutableParameterNameProvider parameterNameProvider, PathImpl path) {
		path.addReturnValueNode();
	}

	@Override
	public Object getValue(Object parent) {
		return parent;
	}

	@Override
	public String toString() {
		return "ReturnValueConstraintLocation [executable=" + executable + "]";
	}

	@Override
	public int hashCode() {
		final int prime = 31;
		int result = 1;
		result = prime * result + ( ( executable == null ) ? 0 : executable.hashCode() );
		return result;
	}

	@Override
	public boolean equals(Object obj) {
		if ( this == obj ) {
			return true;
		}
		if ( obj == null ) {
			return false;
		}
		if ( getClass() != obj.getClass() ) {
			return false;
		}
		ReturnValueConstraintLocation other = (ReturnValueConstraintLocation) obj;
		if ( executable == null ) {
			if ( other.executable != null ) {
				return false;
			}
		}
		else if ( !executable.equals( other.executable ) ) {
			return false;
		}

		return true;
	}
}