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java.lang.Objectcom.sun.jersey.core.reflection.ReflectionHelper
public class ReflectionHelper
Utility methods for Java reflection.
Nested Class Summary | |
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static class |
ReflectionHelper.ClassTypePair
A tuple consisting of a class and type of the class. |
Constructor Summary | |
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ReflectionHelper()
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Method Summary | |
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static java.lang.Class |
classForName(java.lang.String name)
Get the Class from the class name. |
static java.lang.Class |
getGenericClass(java.lang.reflect.Type parameterizedType)
Get the class that is the type argument of a parameterized type. |
static java.lang.reflect.Constructor |
getStringConstructor(java.lang.Class c)
Get the constructor that has a single parameter of String. |
static java.lang.reflect.Method |
getValueOfStringMethod(java.lang.Class c)
Get the static valueOf(String ) method. |
static ReflectionHelper.ClassTypePair |
resolveTypeVariable(java.lang.Class c,
java.lang.Class dc,
java.lang.reflect.TypeVariable tv)
Given a type variable resolve the Java class of that variable. |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public ReflectionHelper()
Method Detail |
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public static java.lang.Class classForName(java.lang.String name)
The context class loader of the current thread is used, if null then the ClassLoader.getSystemClassLoader() is utilized.
name
- the class name.
public static java.lang.Class getGenericClass(java.lang.reflect.Type parameterizedType) throws java.lang.IllegalArgumentException
parameterizedType
- must be an instance of ParameterizedType
and have exactly one type argument.
java.lang.IllegalArgumentException
- if the single type argument is not of
a class or a generic array type, or the generic component type
of the generic array type is not class.public static java.lang.reflect.Method getValueOfStringMethod(java.lang.Class c)
c
- The class to obtain the method.
public static java.lang.reflect.Constructor getStringConstructor(java.lang.Class c)
c
- The class to obtain the constructor.
public static ReflectionHelper.ClassTypePair resolveTypeVariable(java.lang.Class c, java.lang.Class dc, java.lang.reflect.TypeVariable tv)
c
- the concrete class from which all type variables are resolveddc
- the declaring class where the type variable was definedtv
- the type variable
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