SequenceInfo.cs

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// 
//  Copyright 2010-2015 Deveel
// 
//    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.
//

using System;

using Deveel.Data.Sql.Objects;

namespace Deveel.Data.Sql.Sequences {
    public sealed class SequenceInfo : IObjectInfo {
        private SequenceInfo(ObjectName sequenceName, SequenceType sequenceType) {
            if (sequenceName == null)
                throw new ArgumentNullException("sequenceName");

            SequenceName = sequenceName;
            Type = sequenceType;
        }

        public SequenceInfo(ObjectName sequenceName, SqlNumber startValue, SqlNumber increment, SqlNumber minValue, SqlNumber maxValue, long cache) 
            : this(sequenceName, startValue, increment, minValue, maxValue, cache, true) {
        }

        public SequenceInfo(ObjectName sequenceName, SqlNumber startValue, SqlNumber increment, SqlNumber minValue, SqlNumber maxValue, bool cycle) 
            : this(sequenceName, startValue, increment, minValue, maxValue, 256, cycle) {
        }

        public SequenceInfo(ObjectName sequenceName, SqlNumber startValue, SqlNumber increment, SqlNumber minValue, SqlNumber maxValue, long cache, bool cycle)
            : this(sequenceName, SequenceType.Normal) {
            StartValue = startValue;
            Increment = increment;
            MinValue = minValue;
            MaxValue = maxValue;
            Cache = cache;
            Cycle = cycle;
        }

        DbObjectType IObjectInfo.ObjectType {
            get { return DbObjectType.Sequence; }
        }

        public ObjectName SequenceName { get; private set; }

        ObjectName IObjectInfo.FullName {
            get { return SequenceName; }
        }

        public SequenceType Type { get; private set; }

        public SqlNumber StartValue { get; private set; }

        public SqlNumber Increment { get; private set; }

        public SqlNumber MinValue { get; private set; }

        public SqlNumber MaxValue { get; private set; }

        public long Cache { get; private set; }

        public bool Cycle { get; private set; }

        public static SequenceInfo Native(ObjectName tableName) {
            return new SequenceInfo(tableName, SequenceType.Native);
        }
    }
}