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* Copyright 2010, Red Hat, Inc. and/or its affiliates, and individual contributors
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* http://www.apache.org/licenses/LICENSE-2.0
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.hibernate.validator.internal.cfg.context;
import javax.validation.ParameterNameProvider;
import org.hibernate.validator.cfg.ConstraintDef;
import org.hibernate.validator.cfg.context.ConstructorConstraintMappingContext;
import org.hibernate.validator.cfg.context.CrossParameterConstraintMappingContext;
import org.hibernate.validator.cfg.context.MethodConstraintMappingContext;
import org.hibernate.validator.cfg.context.ParameterConstraintMappingContext;
import org.hibernate.validator.cfg.context.ReturnValueConstraintMappingContext;
import org.hibernate.validator.internal.metadata.core.ConstraintHelper;
import org.hibernate.validator.internal.metadata.descriptor.ConstraintDescriptorImpl.ConstraintType;
import org.hibernate.validator.internal.metadata.location.ExecutableConstraintLocation;
import org.hibernate.validator.internal.metadata.raw.ConfigurationSource;
import org.hibernate.validator.internal.metadata.raw.ConstrainedParameter;
/**
* Constraint mapping creational context which allows to configure the constraints for one method parameter.
*
* @author Hardy Ferentschik
* @author Gunnar Morling
* @author Kevin Pollet <kevin.pollet@serli.com> (C) 2011 SERLI
*/
public final class ParameterConstraintMappingContextImpl
extends CascadableConstraintMappingContextImplBase<ParameterConstraintMappingContext>
implements ParameterConstraintMappingContext {
private final ExecutableConstraintMappingContextImpl executableContext;
private final int parameterIndex;
public ParameterConstraintMappingContextImpl(ExecutableConstraintMappingContextImpl executableContext, int parameterIndex) {
super( executableContext.getTypeContext().getConstraintMapping() );
this.executableContext = executableContext;
this.parameterIndex = parameterIndex;
}
@Override
protected ParameterConstraintMappingContext getThis() {
return this;
}
@Override
public ParameterConstraintMappingContext constraint(ConstraintDef<?, ?> definition) {
super.addConstraint(
ConfiguredConstraint.forParameter(
definition,
executableContext.getExecutable(),
parameterIndex
)
);
return this;
}
@Override
public ParameterConstraintMappingContext parameter(int index) {
return executableContext.parameter( index );
}
@Override
public CrossParameterConstraintMappingContext crossParameter() {
return executableContext.crossParameter();
}
@Override
public ReturnValueConstraintMappingContext returnValue() {
return executableContext.returnValue();
}
@Override
public ConstructorConstraintMappingContext constructor(Class<?>... parameterTypes) {
return executableContext.getTypeContext().constructor( parameterTypes );
}
@Override
public MethodConstraintMappingContext method(String name, Class<?>... parameterTypes) {
return executableContext.getTypeContext().method( name, parameterTypes );
}
public ConstrainedParameter build(ConstraintHelper constraintHelper, ParameterNameProvider parameterNameProvider) {
return new ConstrainedParameter(
ConfigurationSource.API,
new ExecutableConstraintLocation( executableContext.getExecutable(), parameterIndex ),
executableContext.getExecutable().getParameterNames( parameterNameProvider ).get( parameterIndex ),
getConstraints( constraintHelper ),
groupConversions,
isCascading
);
}
@Override
protected ConstraintType getConstraintType() {
return ConstraintType.GENERIC;
}
}