01: // Copyright 2007 The Apache Software Foundation
02: //
03: // Licensed under the Apache License, Version 2.0 (the "License");
04: // you may not use this file except in compliance with the License.
05: // You may obtain a copy of the License at
06: //
07: // http://www.apache.org/licenses/LICENSE-2.0
08: //
09: // Unless required by applicable law or agreed to in writing, software
10: // distributed under the License is distributed on an "AS IS" BASIS,
11: // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12: // See the License for the specific language governing permissions and
13: // limitations under the License.
14:
15: package org.apache.tapestry.internal.services;
16:
17: import org.apache.tapestry.Binding;
18: import org.apache.tapestry.internal.bindings.AbstractBinding;
19: import org.apache.tapestry.ioc.Location;
20:
21: /**
22: * Wraps a {@link StringProvider} as a read-only {@link Binding}.
23: */
24: public class AttributeExpansionBinding extends AbstractBinding {
25: private final StringProvider _provider;
26:
27: public AttributeExpansionBinding(StringProvider provider,
28: Location location) {
29: super (location);
30:
31: _provider = provider;
32: }
33:
34: public Object get() {
35: return _provider.provideString();
36: }
37:
38: }
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