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;
16:
17: import org.apache.tapestry.ioc.AnnotationProvider;
18:
19: /**
20: * Used to read or update the value associated with a property. A PropertyConduit provides access to
21: * the annotations on the underlying getter and/or setter methods.
22: */
23: public interface PropertyConduit extends AnnotationProvider {
24: /**
25: * Reads the property from the instance.
26: *
27: * @param instance
28: * object containing the property
29: * @return the current value of the property
30: */
31: Object get(Object instance);
32:
33: /**
34: * Changes the current value of the property.
35: *
36: * @param instance
37: * object containing the property
38: * @param value
39: * to change the property to
40: */
41: void set(Object instance, Object value);
42:
43: /** Returns the type of the property read or updated by the conduit. */
44: Class getPropertyType();
45: }
|