| // $Id$ |
| // |
| // 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. |
| // |
| using System; |
| |
| namespace Org.Apache.Etch.Bindings.Csharp.Msg |
| { |
| /// <summary> |
| /// Validates values using one of two validators |
| /// </summary> |
| public class ComboValidator : Validator |
| { |
| /// <summary> |
| /// Constructs the combo validator |
| /// </summary> |
| /// <param name="a"></param> |
| /// <param name="b"></param> |
| public ComboValidator( Validator a, Validator b ) |
| { |
| this.a = a; |
| this.b = b; |
| } |
| |
| private readonly Validator a; |
| private readonly Validator b; |
| |
| public override string ToString() |
| { |
| return String.Format( "({0} OR {1})", a, b ); |
| } |
| |
| public override Validator ElementValidator() |
| { |
| Validator na; |
| |
| try |
| { |
| na = a.ElementValidator(); |
| } |
| catch ( Exception ) |
| { |
| na = null; |
| } |
| |
| Validator nb; |
| try |
| { |
| nb = b.ElementValidator(); |
| } |
| catch ( Exception ) |
| { |
| nb = null; |
| } |
| |
| if ( na == null && nb == null ) |
| throw new ArgumentException( "na == null and nb == null" ); |
| |
| if ( na == null ) |
| return nb; |
| |
| if ( nb == null ) |
| return na; |
| |
| return new ComboValidator( na, nb ); |
| |
| } |
| |
| public override bool Validate( object value ) |
| { |
| return a.Validate( value ) || b.Validate( value ); |
| } |
| |
| |
| |
| public override object ValidateValue(object value) |
| { |
| try |
| { |
| return a.ValidateValue(value); |
| } |
| catch (Exception) |
| { |
| return b.ValidateValue(value); |
| } |
| } |
| |
| public Validator A() |
| { |
| return a; |
| } |
| |
| public Validator B() |
| { |
| return b; |
| } |
| } |
| } |