org.hibernate.procedure.internal.ProcedureParameterImpl Maven / Gradle / Ivy

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/*
 * Hibernate, Relational Persistence for Idiomatic Java
 *
 * License: GNU Lesser General Public License (LGPL), version 2.1 or later.
 * See the lgpl.txt file in the root directory or .
 */
package org.hibernate.procedure.internal;

import java.util.Objects;
import javax.persistence.ParameterMode;

import org.hibernate.engine.spi.SharedSessionContractImplementor;
import org.hibernate.metamodel.model.domain.spi.AllowableParameterType;
import org.hibernate.procedure.spi.ProcedureParameterImplementor;
import org.hibernate.query.QueryParameter;
import org.hibernate.query.internal.AbstractQueryParameter;
import org.hibernate.query.named.spi.ParameterMemento;

/**
 * @author Steve Ebersole
 */
public class ProcedureParameterImpl extends AbstractQueryParameter implements ProcedureParameterImplementor {
	private final String name;
	private final Integer position;

	private final ParameterMode mode;

	private final Class javaType;


	public ProcedureParameterImpl(
			String name,
			ParameterMode mode,
			Class javaType,
			AllowableParameterType hibernateType,
			boolean passNulls) {
		// todo (6.0) : what to do with `passNulls`?
		super( false, hibernateType );
		this.name = name;
		this.position = null;
		this.mode = mode;
		this.javaType = javaType;
	}

	public ProcedureParameterImpl(
			Integer position,
			ParameterMode mode,
			Class javaType,
			AllowableParameterType hibernateType,
			boolean passNulls) {
		// todo (6.0) : what to do with `passNulls`?
		super( false, hibernateType );
		this.name = null;
		this.position = position;
		this.mode = mode;
		this.javaType = javaType;
	}

	@Override
	public String getName() {
		return name;
	}

	@Override
	public Integer getPosition() {
		return position;
	}

	@Override
	public ParameterMode getMode() {
		return mode;
	}

	@Override
	public Class getParameterType() {
		return javaType;
	}

	@Override
	public ParameterMemento toMemento() {
		return new ParameterMemento() {
			@Override
			@SuppressWarnings("unchecked")
			public QueryParameter toQueryParameter(SharedSessionContractImplementor session) {
				if ( getName() != null ) {
					return new ProcedureParameterImpl(
							getName(),
							getMode(),
							javaType,
							getHibernateType(),
							session.getFactory().getSessionFactoryOptions().isProcedureParameterNullPassingEnabled()
					);
				}
				else {
					return new ProcedureParameterImpl(
							getPosition(),
							getMode(),
							javaType,
							getHibernateType(),
							session.getFactory().getSessionFactoryOptions().isProcedureParameterNullPassingEnabled()
					);
				}
			}
		};
	}

	@Override
	public boolean equals(Object o) {
		if ( this == o ) {
			return true;
		}
		if ( o == null || getClass() != o.getClass() ) {
			return false;
		}
		ProcedureParameterImpl that = (ProcedureParameterImpl) o;
		return Objects.equals( name, that.name ) &&
				Objects.equals( position, that.position ) &&
				mode == that.mode;
	}

	@Override
	public int hashCode() {
		return Objects.hash( name, position, mode );
	}
}