oracle.hadoop.utils
Class ReflectUtil
java.lang.Object
oracle.hadoop.utils.ReflectUtil
public final class ReflectUtil
- extends java.lang.Object
Class ReflectUtil provides reflection checks.
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
OC4HADOOP_USER_PERMISSION
public static final java.lang.RuntimePermission OC4HADOOP_USER_PERMISSION
OC4HADOOP_FIND_METHOD
public static final java.lang.RuntimePermission OC4HADOOP_FIND_METHOD
OC4HADOOP_FIND_FIELD
public static final java.lang.RuntimePermission OC4HADOOP_FIND_FIELD
checkHadoopUser
public static final void checkHadoopUser()
ensureMemberAccessible
public static void ensureMemberAccessible(java.lang.reflect.Member m)
throws java.lang.IllegalAccessException
- Throws:
java.lang.IllegalAccessException
ensureInvocableMethod
public static void ensureInvocableMethod(java.lang.reflect.Method m)
throws java.lang.reflect.InvocationTargetException
- Throws:
java.lang.reflect.InvocationTargetException
invoke
public static java.lang.Object invoke(java.lang.reflect.Method m,
java.lang.Object obj,
java.lang.Object... args)
throws java.lang.IllegalAccessException,
java.lang.IllegalArgumentException,
java.lang.reflect.InvocationTargetException
- Throws:
java.lang.IllegalAccessException
java.lang.IllegalArgumentException
java.lang.reflect.InvocationTargetException
newInstance
public static java.lang.Object newInstance(java.lang.Class cls)
throws java.lang.InstantiationException,
java.lang.IllegalAccessException
- Throws:
java.lang.InstantiationException
java.lang.IllegalAccessException
checkPackageAccess
public static void checkPackageAccess(java.lang.Class clazz)
checkPackageAccess
public static void checkPackageAccess(java.lang.String name)
forName
public static java.lang.Class forName(java.lang.String name)
throws java.lang.ClassNotFoundException
- Throws:
java.lang.ClassNotFoundException
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