ipojo/api/1.12.1/org/apache/felix/ipojo/util/Callback.html - felix-site-pub - Git at Google

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 <div class="subTitle">org.apache.felix.ipojo.util</div>
 <h2 title="Class Callback" class="title">Class Callback</h2>
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 <ul class="inheritance">
 <li><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</a></li>
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 <dl>
 <dt>Direct Known Subclasses:</dt>
 <dd><a href="../../../../../org/apache/felix/ipojo/handlers/dependency/DependencyCallback.html" title="class in org.apache.felix.ipojo.handlers.dependency">DependencyCallback</a></dd>
 </dl>
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 <pre>public class <a href="../../../../../src-html/org/apache/felix/ipojo/util/Callback.html#line.36">Callback</a>
 extends <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></pre>
 <div class="block">A callback allows invoking a method on a POJO.
  This class supports both public, protected and private methods of the
  implementation class. This class also supports public method from super class.
  The <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Method.html?is-external=true" title="class or interface in java.lang.reflect"><code>Method</code></a> object is computed once and this computation is delayed
  to the first invocation.</div>
 <dl>
 <dt><span class="simpleTagLabel">Author:</span></dt>
 <dd><a href="mailto:dev@felix.apache.org">Felix Project Team</a></dd>
 </dl>
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 <caption><span>Fields</span><span class="tabEnd">&nbsp;</span></caption>
 <tr>
 <th class="colFirst" scope="col">Modifier and Type</th>
 <th class="colLast" scope="col">Field and Description</th>
 </tr>
 <tr class="altColor">
 <td class="colFirst"><code>private <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>[]</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/felix/ipojo/util/Callback.html#m_args">m_args</a></span></code>
 <div class="block">The argument classes.</div>
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 <tr class="rowColor">
 <td class="colFirst"><code>private boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/felix/ipojo/util/Callback.html#m_isStatic">m_isStatic</a></span></code>
 <div class="block">Is the method a static method ?
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 <tr class="altColor">
 <td class="colFirst"><code>private <a href="../../../../../org/apache/felix/ipojo/InstanceManager.html" title="class in org.apache.felix.ipojo">InstanceManager</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/felix/ipojo/util/Callback.html#m_manager">m_manager</a></span></code>
 <div class="block">The reference on the instance manager.</div>
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 <td class="colFirst"><code>private <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/felix/ipojo/util/Callback.html#m_method">m_method</a></span></code>
 <div class="block">The name of the method to call.</div>
 </td>
 </tr>
 <tr class="altColor">
 <td class="colFirst"><code>protected <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Method.html?is-external=true" title="class or interface in java.lang.reflect">Method</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/felix/ipojo/util/Callback.html#m_methodObj">m_methodObj</a></span></code>
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 <th class="colOne" scope="col">Constructor and Description</th>
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 <tr class="altColor">
 <td class="colOne"><code><span class="memberNameLink"><a href="../../../../../org/apache/felix/ipojo/util/Callback.html#Callback-org.apache.felix.ipojo.parser.MethodMetadata-org.apache.felix.ipojo.InstanceManager-">Callback</a></span>(<a href="../../../../../org/apache/felix/ipojo/parser/MethodMetadata.html" title="class in org.apache.felix.ipojo.parser">MethodMetadata</a>&nbsp;method,
         <a href="../../../../../org/apache/felix/ipojo/InstanceManager.html" title="class in org.apache.felix.ipojo">InstanceManager</a>&nbsp;manager)</code>
 <div class="block">Creates a Callback.</div>
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 <td class="colOne"><code><span class="memberNameLink"><a href="../../../../../org/apache/felix/ipojo/util/Callback.html#Callback-java.lang.String-java.lang.Class:A-boolean-org.apache.felix.ipojo.InstanceManager-">Callback</a></span>(<a href="http://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;method,
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         <a href="../../../../../org/apache/felix/ipojo/InstanceManager.html" title="class in org.apache.felix.ipojo">InstanceManager</a>&nbsp;manager)</code>
 <div class="block">Creates a Callback.</div>
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 <tr class="altColor">
 <td class="colOne"><code><span class="memberNameLink"><a href="../../../../../org/apache/felix/ipojo/util/Callback.html#Callback-java.lang.String-java.lang.String:A-boolean-org.apache.felix.ipojo.InstanceManager-">Callback</a></span>(<a href="http://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;method,
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 <div class="block">Creates a Callback.</div>
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 <th class="colFirst" scope="col">Modifier and Type</th>
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 <td class="colFirst"><code><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/felix/ipojo/util/Callback.html#call--">call</a></span>()</code>
 <div class="block">Invokes the method without arguments.</div>
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 <tr id="i1" class="rowColor">
 <td class="colFirst"><code><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></code></td>
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 <div class="block">Invokes the method without arguments.</div>
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 <tr id="i2" class="altColor">
 <td class="colFirst"><code><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/felix/ipojo/util/Callback.html#call-java.lang.Object:A-">call</a></span>(<a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>[]&nbsp;arg)</code>
 <div class="block">Invokes the method on every created objects with the specified
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 <tr id="i3" class="rowColor">
 <td class="colFirst"><code><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></code></td>
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 <div class="block">Invokes the method on the given object with the specified
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 <td class="colFirst"><code>private void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/felix/ipojo/util/Callback.html#computeArguments-java.lang.String:A-">computeArguments</a></span>(<a href="http://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>[]&nbsp;args)</code>
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 <tr id="i5" class="rowColor">
 <td class="colFirst"><code><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>[]</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/felix/ipojo/util/Callback.html#getArguments--">getArguments</a></span>()</code>
 <div class="block">Gets the method arguments.</div>
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 <tr id="i6" class="altColor">
 <td class="colFirst"><code><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/felix/ipojo/util/Callback.html#getMethod--">getMethod</a></span>()</code>
 <div class="block">Gets the method name.</div>
 </td>
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 <tr id="i7" class="rowColor">
 <td class="colFirst"><code>protected void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/felix/ipojo/util/Callback.html#searchMethod--">searchMethod</a></span>()</code>
 <div class="block">Searches the <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Method.html?is-external=true" title="class or interface in java.lang.reflect"><code>Method</code></a> object in the POJO by analyzing implementation
  class methods.</div>
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 <tr id="i8" class="altColor">
 <td class="colFirst"><code>private <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Method.html?is-external=true" title="class or interface in java.lang.reflect">Method</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/felix/ipojo/util/Callback.html#searchMethodInMethodArray-java.lang.reflect.Method:A-">searchMethodInMethodArray</a></span>(<a href="http://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Method.html?is-external=true" title="class or interface in java.lang.reflect">Method</a>[]&nbsp;methods)</code>
 <div class="block">Searches the <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Method.html?is-external=true" title="class or interface in java.lang.reflect"><code>Method</code></a> in the given method arrays.</div>
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 <code><a href="http://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="http://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="http://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="http://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="http://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="http://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="http://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="http://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="http://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="http://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="http://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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 <pre>protected&nbsp;<a href="http://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Method.html?is-external=true" title="class or interface in java.lang.reflect">Method</a> <a href="../../../../../src-html/org/apache/felix/ipojo/util/Callback.html#line.42">m_methodObj</a></pre>
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 <pre>private&nbsp;boolean <a href="../../../../../src-html/org/apache/felix/ipojo/util/Callback.html#line.53">m_isStatic</a></pre>
 <div class="block">Is the method a static method ?
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 <pre>private&nbsp;<a href="../../../../../org/apache/felix/ipojo/InstanceManager.html" title="class in org.apache.felix.ipojo">InstanceManager</a> <a href="../../../../../src-html/org/apache/felix/ipojo/util/Callback.html#line.59">m_manager</a></pre>
 <div class="block">The reference on the instance manager.
  Used to get POJO objects.</div>
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 <h4>m_args</h4>
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 <div class="block">The argument classes.
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 <h4>Callback</h4>
 <pre>public&nbsp;<a href="../../../../../src-html/org/apache/felix/ipojo/util/Callback.html#line.76">Callback</a>(<a href="http://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;method,
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                 <a href="../../../../../org/apache/felix/ipojo/InstanceManager.html" title="class in org.apache.felix.ipojo">InstanceManager</a>&nbsp;manager)</pre>
 <div class="block">Creates a Callback.
  If the argument array is not null the reflection type are computed.</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>method</code> - the name of the method to call</dd>
 <dd><code>args</code> - the argument type name, or <code>null</code> if no arguments</dd>
 <dd><code>isStatic</code> - is the method a static method</dd>
 <dd><code>manager</code> - the instance manager of the component containing the method</dd>
 <dt><span class="seeLabel">See Also:</span></dt>
 <dd><a href="../../../../../org/apache/felix/ipojo/util/Callback.html#computeArguments-java.lang.String:A-"><code>computeArguments(String[])</code></a></dd>
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 <pre>public&nbsp;<a href="../../../../../src-html/org/apache/felix/ipojo/util/Callback.html#line.94">Callback</a>(<a href="http://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;method,
                 <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a>[]&nbsp;args,
                 boolean&nbsp;isStatic,
                 <a href="../../../../../org/apache/felix/ipojo/InstanceManager.html" title="class in org.apache.felix.ipojo">InstanceManager</a>&nbsp;manager)</pre>
 <div class="block">Creates a Callback.</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>method</code> - the the name of the method to call</dd>
 <dd><code>args</code> - the argument classes</dd>
 <dd><code>isStatic</code> - the is the method a static method</dd>
 <dd><code>manager</code> - the the instance manager of the component containing the method</dd>
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 <pre>public&nbsp;<a href="../../../../../src-html/org/apache/felix/ipojo/util/Callback.html#line.110">Callback</a>(<a href="../../../../../org/apache/felix/ipojo/parser/MethodMetadata.html" title="class in org.apache.felix.ipojo.parser">MethodMetadata</a>&nbsp;method,
                 <a href="../../../../../org/apache/felix/ipojo/InstanceManager.html" title="class in org.apache.felix.ipojo">InstanceManager</a>&nbsp;manager)</pre>
 <div class="block">Creates a Callback.</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>method</code> - the <a href="../../../../../org/apache/felix/ipojo/parser/MethodMetadata.html" title="class in org.apache.felix.ipojo.parser"><code>MethodMetadata</code></a> obtained from manipulation
  metadata (<a href="../../../../../org/apache/felix/ipojo/parser/PojoMetadata.html" title="class in org.apache.felix.ipojo.parser"><code>PojoMetadata</code></a>).</dd>
 <dd><code>manager</code> - the instance manager.</dd>
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 <pre>private&nbsp;void&nbsp;<a href="../../../../../src-html/org/apache/felix/ipojo/util/Callback.html#line.123">computeArguments</a>(<a href="http://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>[]&nbsp;args)</pre>
 <div class="block">Computes arguments of the method.
  This method computes "reflection type" from given argument.</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>args</code> - the arguments of the method.</dd>
 <dt><span class="seeLabel">See Also:</span></dt>
 <dd><a href="../../../../../org/apache/felix/ipojo/parser/FieldMetadata.html#getReflectionType-java.lang.String-"><code>FieldMetadata.getReflectionType(String)</code></a></dd>
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 <pre>private&nbsp;<a href="http://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Method.html?is-external=true" title="class or interface in java.lang.reflect">Method</a>&nbsp;<a href="../../../../../src-html/org/apache/felix/ipojo/util/Callback.html#line.135">searchMethodInMethodArray</a>(<a href="http://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Method.html?is-external=true" title="class or interface in java.lang.reflect">Method</a>[]&nbsp;methods)</pre>
 <div class="block">Searches the <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Method.html?is-external=true" title="class or interface in java.lang.reflect"><code>Method</code></a> in the given method arrays.</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>methods</code> - the method array in which the method should be found</dd>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>the method object or <code>null</code> if not found</dd>
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 <pre>protected&nbsp;void&nbsp;<a href="../../../../../src-html/org/apache/felix/ipojo/util/Callback.html#line.163">searchMethod</a>()
                      throws <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/NoSuchMethodException.html?is-external=true" title="class or interface in java.lang">NoSuchMethodException</a></pre>
 <div class="block">Searches the <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Method.html?is-external=true" title="class or interface in java.lang.reflect"><code>Method</code></a> object in the POJO by analyzing implementation
  class methods. The name of the method and the argument type are checked.</div>
 <dl>
 <dt><span class="throwsLabel">Throws:</span></dt>
 <dd><code><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/NoSuchMethodException.html?is-external=true" title="class or interface in java.lang">NoSuchMethodException</a></code> - if the method cannot be found either in the
  implementation class or in parent classes.</dd>
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 <pre>public&nbsp;<a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;<a href="../../../../../src-html/org/apache/felix/ipojo/util/Callback.html#line.192">call</a>()
             throws <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/NoSuchMethodException.html?is-external=true" title="class or interface in java.lang">NoSuchMethodException</a>,
                    <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/IllegalAccessException.html?is-external=true" title="class or interface in java.lang">IllegalAccessException</a>,
                    <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/reflect/InvocationTargetException.html?is-external=true" title="class or interface in java.lang.reflect">InvocationTargetException</a></pre>
 <div class="block">Invokes the method without arguments.
  If several the instance contains several objects, the method is invoked
  on every objects.</div>
 <dl>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>the result of the invocation, <code>null</code> for <code>void</code>
  method, the last result for multi-object instance</dd>
 <dt><span class="throwsLabel">Throws:</span></dt>
 <dd><code><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/NoSuchMethodException.html?is-external=true" title="class or interface in java.lang">NoSuchMethodException</a></code> - if Method is not found in the class</dd>
 <dd><code><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/reflect/InvocationTargetException.html?is-external=true" title="class or interface in java.lang.reflect">InvocationTargetException</a></code> - if the method throws an exception</dd>
 <dd><code><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/IllegalAccessException.html?is-external=true" title="class or interface in java.lang">IllegalAccessException</a></code> - if the method can not be invoked</dd>
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 <pre>public&nbsp;<a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;<a href="../../../../../src-html/org/apache/felix/ipojo/util/Callback.html#line.206">call</a>(<a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;instance)
             throws <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/NoSuchMethodException.html?is-external=true" title="class or interface in java.lang">NoSuchMethodException</a>,
                    <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/IllegalAccessException.html?is-external=true" title="class or interface in java.lang">IllegalAccessException</a>,
                    <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/reflect/InvocationTargetException.html?is-external=true" title="class or interface in java.lang.reflect">InvocationTargetException</a></pre>
 <div class="block">Invokes the method without arguments.
  The method is invokes on the specified object.</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>instance</code> - the instance on which call the callback</dd>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>the result of the invocation, <code>null</code> for
  <code>void</code> method</dd>
 <dt><span class="throwsLabel">Throws:</span></dt>
 <dd><code><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/NoSuchMethodException.html?is-external=true" title="class or interface in java.lang">NoSuchMethodException</a></code> - if the method was not found</dd>
 <dd><code><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/IllegalAccessException.html?is-external=true" title="class or interface in java.lang">IllegalAccessException</a></code> - if the method cannot be called</dd>
 <dd><code><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/reflect/InvocationTargetException.html?is-external=true" title="class or interface in java.lang.reflect">InvocationTargetException</a></code> - if an error happens in the method</dd>
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             throws <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/NoSuchMethodException.html?is-external=true" title="class or interface in java.lang">NoSuchMethodException</a>,
                    <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/IllegalAccessException.html?is-external=true" title="class or interface in java.lang">IllegalAccessException</a>,
                    <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/reflect/InvocationTargetException.html?is-external=true" title="class or interface in java.lang.reflect">InvocationTargetException</a></pre>
 <div class="block">Invokes the method on every created objects with the specified
  arguments.</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>arg</code> - the method arguments</dd>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>the result of the invocation, <code>null</code> for
  <code>void</code> method, the last result for instance containing
  several objects.</dd>
 <dt><span class="throwsLabel">Throws:</span></dt>
 <dd><code><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/NoSuchMethodException.html?is-external=true" title="class or interface in java.lang">NoSuchMethodException</a></code> - if the callback method is not found</dd>
 <dd><code><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/IllegalAccessException.html?is-external=true" title="class or interface in java.lang">IllegalAccessException</a></code> - if the callback method cannot be called</dd>
 <dd><code><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/reflect/InvocationTargetException.html?is-external=true" title="class or interface in java.lang.reflect">InvocationTargetException</a></code> - if an error is thrown by the called method</dd>
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                    <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>[]&nbsp;arg)
             throws <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/NoSuchMethodException.html?is-external=true" title="class or interface in java.lang">NoSuchMethodException</a>,
                    <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/IllegalAccessException.html?is-external=true" title="class or interface in java.lang">IllegalAccessException</a>,
                    <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/reflect/InvocationTargetException.html?is-external=true" title="class or interface in java.lang.reflect">InvocationTargetException</a></pre>
 <div class="block">Invokes the method on the given object with the specified
  arguments.</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>instance</code> - the instance on which call the method</dd>
 <dd><code>arg</code> - the argument array</dd>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>the result of the invocation, <code>null</code> for
  <code>void</code> method</dd>
 <dt><span class="throwsLabel">Throws:</span></dt>
 <dd><code><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/NoSuchMethodException.html?is-external=true" title="class or interface in java.lang">NoSuchMethodException</a></code> - if the callback method is not found</dd>
 <dd><code><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/IllegalAccessException.html?is-external=true" title="class or interface in java.lang">IllegalAccessException</a></code> - if the callback method cannot be called</dd>
 <dd><code><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/reflect/InvocationTargetException.html?is-external=true" title="class or interface in java.lang.reflect">InvocationTargetException</a></code> - if an error is thrown by the called method</dd>
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 <div class="block">Gets the method name.</div>
 <dl>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>the method name</dd>
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 <div class="block">Gets the method arguments.</div>
 <dl>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>the arguments.</dd>
 </dl>
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 </li>
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