Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||||
BindingFactory |
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| 1.0;1 |
1 | // Copyright 2004, 2005 The Apache Software Foundation |
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2 | // |
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3 | // Licensed under the Apache License, Version 2.0 (the "License"); |
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4 | // you may not use this file except in compliance with the License. |
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5 | // You may obtain a copy of the License at |
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6 | // |
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7 | // http://www.apache.org/licenses/LICENSE-2.0 |
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8 | // |
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9 | // Unless required by applicable law or agreed to in writing, software |
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10 | // distributed under the License is distributed on an "AS IS" BASIS, |
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11 | // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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12 | // See the License for the specific language governing permissions and |
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13 | // limitations under the License. |
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14 | ||
15 | package org.apache.tapestry.binding; |
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16 | ||
17 | import org.apache.hivemind.Location; |
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18 | import org.apache.tapestry.IBinding; |
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19 | import org.apache.tapestry.IComponent; |
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20 | ||
21 | /** |
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22 | * Creates a new instance of {@link org.apache.tapestry.IBinding}. |
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23 | * |
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24 | * @author Howard Lewis Ship |
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25 | * @since 4.0 |
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26 | */ |
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27 | public interface BindingFactory |
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28 | { |
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29 | /** |
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30 | * Creates a new binding instance. |
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31 | * |
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32 | * @param root |
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33 | * the component that is the source of properties or messages (or etc.). When the |
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34 | * path is "evaluated", the root component provides a context. |
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35 | * @param bindingDescription |
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36 | * The {@link IBinding#getDescription() description} of the binding. |
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37 | * @param expression |
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38 | * The expression used to get (or update) a value. The interpretation of this |
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39 | * expression is determined by the type of {@link IBinding} created by this factory. |
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40 | * In some cases, it is simple the name of an object contained by the root component. |
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41 | * For the common "ognl:" binding prefix, it is an OGNL expression to be evaluated on |
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42 | * the root object. |
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43 | * @param location |
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44 | * The location of the binding, used to report any errors related to the binding, or |
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45 | * to the component parameter the binding is bound to. |
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46 | * |
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47 | * @return A {@link IBinding} instance for the specific expression given. |
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48 | */ |
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49 | IBinding createBinding(IComponent root, String bindingDescription, String expression, |
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50 | Location location); |
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51 | } |