public final class MethodExecutor extends AbstractExecutor.Method
| Modifier and Type | Class and Description | 
|---|---|
| static class  | AbstractExecutor.GetAbstract class that is used to execute an arbitrary 'get' method. | 
| static class  | AbstractExecutor.MethodAbstract class that is used to execute an arbitrary method. | 
| static class  | AbstractExecutor.SetAbstract class that is used to execute an arbitrary 'set' method. | 
| Modifier and Type | Field and Description | 
|---|---|
| static Object | TRY_FAILEDA marker for invocation failures in tryInvoke. | 
| Modifier and Type | Method and Description | 
|---|---|
| static MethodExecutor | discover(Introspector is,
        Object obj,
        String method,
        Object[] args)Discovers a  MethodExecutor. | 
| boolean | equals(org.apache.commons.jexl3.internal.introspection.AbstractExecutor arg)Indicates whether some other executor is equivalent to this one. | 
| boolean | equals(Object obj) | 
| Method | getMethod()Gets the method to be executed or used as a marker. | 
| String | getMethodName()Gets the method name used. | 
| Class<?> | getTargetClass()Gets the object class targeted by this executor. | 
| int | hashCode() | 
| Object | invoke(Object o,
      Object... args)Invocation method, called when the method invocation should be performed
 and a value returned. | 
| boolean | isAlive()Tell whether the executor is alive by looking
 at the value of the method. | 
| boolean | isCacheable()Specifies if this executor is cacheable and able to be reused for this
 class of object it was returned for. | 
| boolean | tryFailed(Object exec)Checks whether a tryExecute failed or not. | 
| Object | tryInvoke(String name,
         Object obj,
         Object... args)Attempts to reuse this JexlMethod, checking that it is compatible with
 the actual set of arguments. | 
getReturnType, getTargetPropertygetClass, notify, notifyAll, toString, wait, wait, waitisCacheable, tryFailedpublic static final Object TRY_FAILED
public static MethodExecutor discover(Introspector is, Object obj, String method, Object[] args)
MethodExecutor.
 
 If the object is an array, an attempt will be made to find the
 method in a List (see ArrayListWrapper)
 
If the object is a class, an attempt will be made to find the method as a static method of that class.
is - the introspector used to discover the methodobj - the object to introspectmethod - the name of the method to findargs - the method argumentspublic Object invoke(Object o, Object... args) throws IllegalAccessException, InvocationTargetException
JexlMethodo - the objectargs - method parameters.IllegalAccessExceptionInvocationTargetExceptionpublic Object tryInvoke(String name, Object obj, Object... args)
JexlMethodname - the method nameobj - the object to invoke the method uponargs - the method argumentspublic boolean equals(org.apache.commons.jexl3.internal.introspection.AbstractExecutor arg)
arg - the other executor to checkpublic final boolean isAlive()
public boolean isCacheable()
public final Method getMethod()
public final Class<?> getTargetClass()
public final String getMethodName()
public final boolean tryFailed(Object exec)
exec - the value returned by tryExecuteCopyright © 2001–2021 The Apache Software Foundation. All rights reserved.