RoutineInfo.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.Text;

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

namespace Deveel.Data.Routines {
    public abstract class RoutineInfo : IObjectInfo {
        protected RoutineInfo(ObjectName routineName) 
            : this(routineName, new RoutineParameter[] {}) {
        }

        protected RoutineInfo(ObjectName routineName, RoutineParameter[] parameters) {
            if (routineName == null)
                throw new ArgumentNullException("routineName");

            if (parameters == null)
                parameters = new RoutineParameter[0];

            RoutineName = routineName;
            Parameters = parameters;
            // TODO: Body = new RoutineBody(this);
        }

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

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

        public ObjectName RoutineName { get; private set; }

        public abstract RoutineType RoutineType { get; }

        public RoutineParameter[] Parameters { get; private set; }

        public string ExternalMethodName { get; set; }

        public Type ExternalType { get; set; }

        // TODO: public RoutineBody Body { get; private set; }

        internal abstract bool MatchesInvoke(Invoke request, IQuery query);

        public override string ToString() {
            var sb = new StringBuilder();
            sb.Append(RoutineName);
            if (Parameters != null && Parameters.Length > 0) {
                sb.Append('(');
                for (int i = 0; i < Parameters.Length; i++) {
                    sb.Append(Parameters[i]);

                    if (i < Parameters.Length - 1)
                        sb.Append(", ");
                }
                sb.Append(')');
            }
            return sb.ToString();
        }
    }
}