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java.lang.reflect.Field.getGenericType() Method Example
Description
The java.lang.reflect.Field.getGenericType() method returns a Type object that represents the declared type for the field represented by this Field object.
Declaration
Following is the declaration for java.lang.reflect.Field.getGenericType() method.
public Type getGenericType()
Returns
a Type object that represents the declared type for the field represented by this Field object.
Exceptions
GenericSignatureFormatError − if the generic field signature does not conform to the format specified in The Java Virtual Machine Specification.
TypeNotPresentException − if the specified object is not an instance of the class or interface declaring the underlying field (or a subclass or implementor thereof).
MalformedParameterizedTypeException − if the generic signature of the underlying field refers to a parameterized type that cannot be instantiated for any reason.
Example
The following example shows the usage of java.lang.reflect.Field.getGenericType() method.
package com.tutorialspoint; import java.lang.reflect.Field; public class FieldDemo { public static void main(String[] args) throws NoSuchFieldException, SecurityException, IllegalArgumentException, IllegalAccessException { SampleClass sampleObject = new SampleClass(); Field field = SampleClass.class.getField("sampleField"); System.out.println(field.getGenericType()); } } class SampleClass { public static float sampleField = 5.0f; }
Let us compile and run the above program, this will produce the following result −
float