/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.apache.paimon.spark.procedure;

import org.apache.spark.sql.types.DataType;

import java.util.Objects;

/** An implementation of {@link ProcedureParameter}. */
public class ProcedureParameterImpl implements ProcedureParameter {

    /** The name of input parameter. */
    private final String name;
    /** The data type of input parameter. */
    private final DataType dataType;
    /** Whether input parameter is required. */
    private final boolean required;

    public ProcedureParameterImpl(String name, DataType dataType, boolean required) {
        this.name = name;
        this.dataType = dataType;
        this.required = required;
    }

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

    @Override
    public DataType dataType() {
        return dataType;
    }

    @Override
    public boolean required() {
        return required;
    }

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

        ProcedureParameterImpl that = (ProcedureParameterImpl) other;
        return required == that.required
                && Objects.equals(name, that.name)
                && Objects.equals(dataType, that.dataType);
    }

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

    @Override
    public String toString() {
        return String.format(
                "ProcedureParameter(name='%s', type=%s, required=%b)", name, dataType, required);
    }
}
