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 // Copyright 2006, 2007, 2008, 2010 The Apache Software Foundation
 //
 // 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.
package org.apache.tapestry5.internal.transform;
Identifies the org.apache.tapestry5.annotations.InjectContainer annotation and adds code to initialize it to the core component.
    private final ComponentClassCache cache;
    {
        this. = cache;
    }
    public void transform(ClassTransformation transformationMutableComponentModel model)
    {
        for (final TransformField field : transformation.matchFieldsWithAnnotation(InjectContainer.class))
        {
            transformField(modelfield);
        }
    }
    private void transformField(MutableComponentModel modelTransformField field)
    {
        InjectContainer annotation = field.getAnnotation(InjectContainer.class);
        field.claim(annotation);
        field.replaceAccess(provider);
    }
    {
        final String fieldName = field.getName();
        final String fieldTypeName = field.getType();
        return new ComponentValueProvider<FieldValueConduit>()
        {
            public FieldValueConduit get(final ComponentResources resources)
            {
                final Class fieldType = .forName(fieldTypeName);
                return new ReadOnlyFieldValueConduit(resourcesfieldName)
                {
                    public Object get()
                    {
                        Component container = resources.getContainer();
                        if (!fieldType.isInstance(container))
                        {
                            String message = String.format(
                                    "Component %s is not assignable to field %s.%s (of type %s)."container
                                            .getComponentResources().getCompleteId(), resources.getComponentModel()
                                            .getComponentClassName(), fieldNamefieldTypeName);
                            throw new RuntimeException(message);
                        }
                        return container;
                    }
                };
            }
        };
    }
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