InjectedParametersDetailDescriptor.java

/*  Copyright 2008 Edward Yakop.
*
* 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.qi4j.tools.model.descriptor;

import org.qi4j.api.composite.InjectedParametersDescriptor;

import static org.qi4j.api.util.NullArgumentException.validateNotNull;

public class InjectedParametersDetailDescriptor
{
    private final InjectedParametersDescriptor descriptor;
    private ConstructorDetailDescriptor constructor;
    private InjectedMethodDetailDescriptor method;

    InjectedParametersDetailDescriptor( InjectedParametersDescriptor aDescriptor )
        throws IllegalArgumentException
    {
        validateNotNull( "aDescriptor", aDescriptor );

        descriptor = aDescriptor;
    }

    /**
     * @return Descriptor of this {@code InjectedParametersDetailDescriptor}. Never returns {@code null}.
     *
     * @since 0.5
     */
    public final InjectedParametersDescriptor descriptor()
    {
        return descriptor;
    }

    /**
     * @return Constructor that owns this {@code InjectedParametersDetailDescriptor}.
     *         If {@code null}, this {@code InjectedParametersDetailDescriptor} is owned by a method.
     *
     * @see #method()
     * @since 0.5
     */
    public final ConstructorDetailDescriptor constructor()
    {
        return constructor;
    }

    /**
     * @return Method that owns this {@code InjectedParametersDetailDescriptor}.
     *         If {@code null}, this {@code InjectedParametersDetailDescriptor} is owned by a constructor.
     *
     * @see #constructor() ()
     * @since 0.5
     */
    public final InjectedMethodDetailDescriptor method()
    {
        return method;
    }

    final void setConstructor( ConstructorDetailDescriptor aDescriptor )
        throws IllegalArgumentException
    {
        validateNotNull( "aDescriptor", aDescriptor );
        constructor = aDescriptor;
    }

    final void setMethod( InjectedMethodDetailDescriptor aDescriptor )
        throws IllegalArgumentException
    {
        validateNotNull( "aDescriptor", aDescriptor );
        method = aDescriptor;
    }
}