001    // Copyright 2005 The Apache Software Foundation
002    //
003    // Licensed under the Apache License, Version 2.0 (the "License");
004    // you may not use this file except in compliance with the License.
005    // You may obtain a copy of the License at
006    //
007    //     http://www.apache.org/licenses/LICENSE-2.0
008    //
009    // Unless required by applicable law or agreed to in writing, software
010    // distributed under the License is distributed on an "AS IS" BASIS,
011    // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
012    // See the License for the specific language governing permissions and
013    // limitations under the License.
014    
015    package org.apache.tapestry.form.validator;
016    
017    import java.util.List;
018    
019    import org.apache.hivemind.ApplicationRuntimeException;
020    import org.apache.hivemind.Location;
021    import org.apache.tapestry.IBinding;
022    import org.apache.tapestry.IComponent;
023    import org.apache.tapestry.binding.AbstractBindingFactory;
024    
025    public class ValidatorsBindingFactory extends AbstractBindingFactory
026    {
027        private ValidatorFactory _validatorFactory;
028    
029        public void setValidatorFactory(ValidatorFactory validatorFactory)
030        {
031            _validatorFactory = validatorFactory;
032        }
033    
034        public IBinding createBinding(IComponent root, String bindingDescription, String expression,
035                Location location)
036        {
037            try
038            {
039                List validators = _validatorFactory.constructValidatorList(root, expression);
040    
041                return new ValidatorsBinding(bindingDescription, getValueConverter(), location,
042                        validators);
043            }
044            catch (Exception ex)
045            {
046                throw new ApplicationRuntimeException(ex.getMessage(), null, location, ex);
047            }
048        }
049    }