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| <pre>public class <span class="typeNameLabel">IntrospectionUtils</span> |
| extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></pre> |
| <dl> |
| <dt><span class="simpleTagLabel">Since:</span></dt> |
| <dd>1.6</dd> |
| <dt><span class="simpleTagLabel">Version:</span></dt> |
| <dd>$Id: IntrospectionUtils.java 476785 2006-11-19 10:06:21Z henning $</dd> |
| <dt><span class="simpleTagLabel">Author:</span></dt> |
| <dd><a href="mailto:jvanzyl@apache.org">Jason van Zyl</a>, <a href="mailto:bob@werken.com">Bob McWhirter</a>, <a href="mailto:Christoph.Reck@dlr.de">Christoph Reck</a>, <a href="mailto:geirm@optonline.net">Geir Magnusson Jr.</a>, <a href="mailto:szegedia@freemail.hu">Attila Szegedi</a>, Nathan Bubna, <a href="mailto:claude.brisson@gmail.com">Claude Brisson</a></dd> |
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| <h3>Constructor Summary</h3> |
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| <caption><span>Constructors</span><span class="tabEnd"> </span></caption> |
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| <th class="colOne" scope="col">Constructor and Description</th> |
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| <td class="colOne"><code><span class="memberNameLink"><a href="../../../../../org/apache/velocity/util/introspection/IntrospectionUtils.html#IntrospectionUtils--">IntrospectionUtils</a></span>()</code> </td> |
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| <h3>Method Summary</h3> |
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| <th class="colFirst" scope="col">Modifier and Type</th> |
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| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><?></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/velocity/util/introspection/IntrospectionUtils.html#getBoxedClass-java.lang.Class-">getBoxedClass</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a> clazz)</code> |
| <div class="block">returns boxed type (or input type if not a primitive type)</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><?></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/velocity/util/introspection/IntrospectionUtils.html#getTypeClass-java.lang.reflect.Type-">getTypeClass</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Type.html?is-external=true" title="class or interface in java.lang.reflect">Type</a> type)</code> |
| <div class="block">returns the Class corresponding to a Type, if possible</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><?></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/velocity/util/introspection/IntrospectionUtils.html#getUnboxedClass-java.lang.Class-">getUnboxedClass</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a> clazz)</code> |
| <div class="block">returns unboxed type (or input type if not successful)</div> |
| </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>static boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/velocity/util/introspection/IntrospectionUtils.html#isMethodInvocationConvertible-java.lang.reflect.Type-java.lang.Class-boolean-">isMethodInvocationConvertible</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Type.html?is-external=true" title="class or interface in java.lang.reflect">Type</a> formal, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><?> actual, |
| boolean possibleVarArg)</code> |
| <div class="block">Determines whether a type represented by a class object is |
| convertible to another type represented by a class object using a |
| method invocation conversion, treating object types of primitive |
| types as if they were primitive types (that is, a Boolean actual |
| parameter type matches boolean primitive formal type).</div> |
| </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code>static boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/velocity/util/introspection/IntrospectionUtils.html#isStrictMethodInvocationConvertible-java.lang.reflect.Type-java.lang.Class-boolean-">isStrictMethodInvocationConvertible</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Type.html?is-external=true" title="class or interface in java.lang.reflect">Type</a> formal, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><?> actual, |
| boolean possibleVarArg)</code> |
| <div class="block">Determines whether a type represented by a class object is |
| convertible to another type represented by a class object using a |
| method invocation conversion, without matching object and primitive |
| types.</div> |
| </td> |
| </tr> |
| </table> |
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| <h3>Methods inherited from class java.lang.<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></h3> |
| <code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#clone--" title="class or interface in java.lang">clone</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#equals-java.lang.Object-" title="class or interface in java.lang">equals</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#finalize--" title="class or interface in java.lang">finalize</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#getClass--" title="class or interface in java.lang">getClass</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#hashCode--" title="class or interface in java.lang">hashCode</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notify--" title="class or interface in java.lang">notify</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notifyAll--" title="class or interface in java.lang">notifyAll</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#toString--" title="class or interface in java.lang">toString</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait--" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-int-" title="class or interface in java.lang">wait</a></code></li> |
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| </ul> |
| </div> |
| <div class="details"> |
| <ul class="blockList"> |
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| <!-- ========= CONSTRUCTOR DETAIL ======== --> |
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| <ul class="blockListLast"> |
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| <h4>IntrospectionUtils</h4> |
| <pre>public IntrospectionUtils()</pre> |
| </li> |
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| </ul> |
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| <li class="blockList"><a name="method.detail"> |
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| <h3>Method Detail</h3> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getBoxedClass</h4> |
| <pre>public static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><?> getBoxedClass(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a> clazz)</pre> |
| <div class="block">returns boxed type (or input type if not a primitive type)</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>clazz</code> - input class</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>boxed class</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getUnboxedClass-java.lang.Class-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
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| <h4>getUnboxedClass</h4> |
| <pre>public static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><?> getUnboxedClass(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a> clazz)</pre> |
| <div class="block">returns unboxed type (or input type if not successful)</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>clazz</code> - input class</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>unboxed class</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getTypeClass-java.lang.reflect.Type-"> |
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| </a> |
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| <li class="blockList"> |
| <h4>getTypeClass</h4> |
| <pre>public static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><?> getTypeClass(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Type.html?is-external=true" title="class or interface in java.lang.reflect">Type</a> type)</pre> |
| <div class="block">returns the Class corresponding to a Type, if possible</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>type</code> - the input Type</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>found Class, if any</dd> |
| </dl> |
| </li> |
| </ul> |
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| </a> |
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| <h4>isMethodInvocationConvertible</h4> |
| <pre>public static boolean isMethodInvocationConvertible(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Type.html?is-external=true" title="class or interface in java.lang.reflect">Type</a> formal, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><?> actual, |
| boolean possibleVarArg)</pre> |
| <div class="block">Determines whether a type represented by a class object is |
| convertible to another type represented by a class object using a |
| method invocation conversion, treating object types of primitive |
| types as if they were primitive types (that is, a Boolean actual |
| parameter type matches boolean primitive formal type). This behavior |
| is because this method is used to determine applicable methods for |
| an actual parameter list, and primitive types are represented by |
| their object duals in reflective method calls.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>formal</code> - the formal parameter type to which the actual |
| parameter type should be convertible</dd> |
| <dd><code>actual</code> - the actual parameter type.</dd> |
| <dd><code>possibleVarArg</code> - whether or not we're dealing with the last parameter |
| in the method declaration</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>true if either formal type is assignable from actual type, |
| or formal is a primitive type and actual is its corresponding object |
| type or an object type of a primitive type that can be converted to |
| the formal type.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="isStrictMethodInvocationConvertible-java.lang.reflect.Type-java.lang.Class-boolean-"> |
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| </a> |
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| <li class="blockList"> |
| <h4>isStrictMethodInvocationConvertible</h4> |
| <pre>public static boolean isStrictMethodInvocationConvertible(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Type.html?is-external=true" title="class or interface in java.lang.reflect">Type</a> formal, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><?> actual, |
| boolean possibleVarArg)</pre> |
| <div class="block">Determines whether a type represented by a class object is |
| convertible to another type represented by a class object using a |
| method invocation conversion, without matching object and primitive |
| types. This method is used to determine the more specific type when |
| comparing signatures of methods.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>formal</code> - the formal parameter type to which the actual |
| parameter type should be convertible</dd> |
| <dd><code>actual</code> - the actual parameter type.</dd> |
| <dd><code>possibleVarArg</code> - whether or not we're dealing with the last parameter |
| in the method declaration</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>true if either formal type is assignable from actual type, |
| or formal and actual are both primitive types and actual can be |
| subject to widening conversion to formal.</dd> |
| </dl> |
| </li> |
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