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| <h2 title="Interface VariableResolver" class="title">Interface VariableResolver</h2> |
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| <pre>public interface <span class="typeNameLabel">VariableResolver</span></pre> |
| <div class="block"><p> |
| This class is used to customize the way an ExpressionEvaluator resolves variable references at evaluation time. For |
| example, instances of this class can implement their own variable lookup mechanisms, or introduce the notion of |
| "implicit variables" which override any other variables. An instance of this class should be passed when evaluating |
| an expression. |
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| An instance of this class includes the context against which resolution will happen |
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| <td class="colFirst"><code>java.lang.Object</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../javax/servlet/jsp/el/VariableResolver.html#resolveVariable-java.lang.String-">resolveVariable</a></span>(java.lang.String pName)</code> |
| <div class="block"><span class="deprecatedLabel">Deprecated.</span> </div> |
| <div class="block">Resolves the specified variable.</div> |
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| <h4>resolveVariable</h4> |
| <pre>java.lang.Object resolveVariable(java.lang.String pName) |
| throws <a href="../../../../javax/servlet/jsp/el/ELException.html" title="class in javax.servlet.jsp.el">ELException</a></pre> |
| <div class="block"><span class="deprecatedLabel">Deprecated.</span> </div> |
| <div class="block">Resolves the specified variable. Returns null if the variable is not found.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>pName</code> - the name of the variable to resolve</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the result of the variable resolution</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../javax/servlet/jsp/el/ELException.html" title="class in javax.servlet.jsp.el">ELException</a></code> - if a failure occurred while trying to resolve the given variable</dd> |
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