TriggerInfo.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 System.Collections.Generic;

using Deveel.Data.Sql;
using Deveel.Data.Sql.Expressions;

namespace Deveel.Data.Sql.Triggers {
    public class TriggerInfo : IObjectInfo {
        public TriggerInfo(ObjectName triggerName, TriggerEventType eventType) 
            : this(triggerName, TriggerType.Callback, eventType, null) {
        }

        public TriggerInfo(ObjectName triggerName, TriggerType triggerType, TriggerEventType eventType, ObjectName tableName) {
            if (triggerName == null)
                throw new ArgumentNullException("triggerName");

            if (triggerType == TriggerType.Callback &&
                tableName != null)
                throw new ArgumentException("A CALLBACK TRIGGER cannot define any table to be attached to.");

            TriggerName = triggerName;
            EventType = eventType;
            TableName = tableName;
            TriggerType = triggerType;

            Arguments = new List<SqlExpression>();

            Body = new TriggerBody(this);
        }

        public ObjectName TriggerName { get; private set; }

        public TriggerEventType EventType { get; private set; }

        public TriggerType TriggerType { get; private set; }

        public ObjectName TableName { get; private set; }

        public TriggerBody Body { get; private set; }

        public ObjectName ProcedureName { get; set; }

        public Type ExternalType { get; set; }

        public string ExternalMethod { get; set; }

        public ICollection<SqlExpression> Arguments { get; private set; }
            
        ObjectName IObjectInfo.FullName {
            get { return TriggerName; }
        }

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