Class AbstractExecutor.Get
java.lang.Object
edu.internet2.middleware.grouperClientExt.org.apache.commons.jexl2.internal.AbstractExecutor
edu.internet2.middleware.grouperClientExt.org.apache.commons.jexl2.internal.AbstractExecutor.Get
- All Implemented Interfaces:
JexlPropertyGet
- Direct Known Subclasses:
BooleanGetExecutor
,DuckGetExecutor
,ListGetExecutor
,MapGetExecutor
,PropertyGetExecutor
- Enclosing class:
- AbstractExecutor
public abstract static class AbstractExecutor.Get
extends AbstractExecutor
implements JexlPropertyGet
Abstract class that is used to execute an arbitrary 'get' method.
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Nested Class Summary
Nested classes/interfaces inherited from class edu.internet2.middleware.grouperClientExt.org.apache.commons.jexl2.internal.AbstractExecutor
AbstractExecutor.Get, AbstractExecutor.Method, AbstractExecutor.Set
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Field Summary
Fields inherited from class edu.internet2.middleware.grouperClientExt.org.apache.commons.jexl2.internal.AbstractExecutor
method, objectClass, TRY_FAILED
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Constructor Summary
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Method Summary
Modifier and TypeMethodDescriptionabstract Object
Gets the property value from an object.final Object
Method used to get the property value of an object.tryExecute
(Object obj, Object key) Tries to reuse this executor, checking that it is compatible with the actual set of arguments.final Object
Attempts to reuse this JexlPropertyGet, checking that it is compatible with the actual set of arguments.Methods inherited from class edu.internet2.middleware.grouperClientExt.org.apache.commons.jexl2.internal.AbstractExecutor
equals, equals, getMethod, getMethodName, getTargetClass, getTargetProperty, hashCode, isAlive, isCacheable, tryFailed
Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait
Methods inherited from interface edu.internet2.middleware.grouperClientExt.org.apache.commons.jexl2.introspection.JexlPropertyGet
isCacheable, tryFailed
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Constructor Details
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Get
Default and sole constructor.- Parameters:
theClass
- the class this executor applies totheMethod
- the method held by this executor
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Method Details
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invoke
Method used to get the property value of an object.- Specified by:
invoke
in interfaceJexlPropertyGet
- Parameters:
obj
- the object to get the property value from.- Returns:
- the property value.
- Throws:
Exception
- on any error.
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tryInvoke
Attempts to reuse this JexlPropertyGet, checking that it is compatible with the actual set of arguments.- Specified by:
tryInvoke
in interfaceJexlPropertyGet
- Parameters:
obj
- the object to invoke the property get uponkey
- the property key to get- Returns:
- the result of the method invocation that should be checked by tryFailed to determine if it succeeded or failed.
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execute
Gets the property value from an object.- Parameters:
obj
- The object to get the property from.- Returns:
- The property value.
- Throws:
IllegalAccessException
- Method is inaccessible.InvocationTargetException
- Method body throws an exception.
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tryExecute
Tries to reuse this executor, checking that it is compatible with the actual set of arguments.Compatibility means that:
o
must be of the same class as this executor's target class andproperty
must be of the same class as this executor's target property (for list and map based executors) and have the same value (for other types).- Parameters:
obj
- The object to get the property from.key
- The property to get from the object.- Returns:
- The property value or TRY_FAILED if checking failed.
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