Java Reflection Constructor Get getConstructor(Class targetClass, Class... parameterTypes)

Description

Gets constructor of targetClass.

License

Open Source License

Parameter

Parameter	Description
targetClass	from which constructor is returned
parameterTypes	of constructor
T	type of the target class object.

Return

constructor of targetClass or if any exception occurs

Declaration

public static <T> Constructor<T> getConstructor(Class<T> targetClass,
        Class<?>... parameterTypes) 

Method Source Code

//package com.java2s;
// License as published by the Free Software Foundation; either

import java.lang.reflect.Constructor;

public class Main {
    /**//from w w  w  .j a v  a  2 s.  c  o  m
     * Gets constructor of targetClass.
     * @param targetClass
     *            from which constructor is returned
     * @param parameterTypes
     *            of constructor
     * @param <T> type of the target class object.
     * @return constructor of targetClass or {@link IllegalStateException} if any exception occurs
     * @see Class#getConstructor(Class[])
     */
    public static <T> Constructor<T> getConstructor(Class<T> targetClass,
            Class<?>... parameterTypes) {
        try {
            return targetClass.getConstructor(parameterTypes);
        } catch (NoSuchMethodException ex) {
            throw new IllegalStateException(ex);
        }
    }
}

Related

1. getConstructor(Class clazz, Class[] expectedTypes)
2. getConstructor(Class cls, Class... parameterClses)
3. getConstructor(Class cls, Class[] args)
4. getConstructor(Class cls, Object... args)
5. getConstructor(Class instanceType)
6. getConstructor(Class type, Class... parameterTypes)
7. getConstructor(Class type, Class[] parameterTypes)
8. getConstructor(final Class theClass, final Class... parameterTypes)
9. getConstructor(final Class clazz, final Class... parameterTypes)