Java Reflection Constructor Invoke invokeConstructor(Constructor constructor, Object... parameters)

Description

invoke Constructor

License

Open Source License

Parameter

Parameter	Description
constructor	to invoke
parameters	to pass to constructor
T	type of constructor

Return

new instance of class or if any exception occurs

Declaration

public static <T> T invokeConstructor(Constructor<T> constructor, Object... parameters) 

Method Source Code

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

import java.lang.reflect.Constructor;
import java.lang.reflect.InvocationTargetException;

public class Main {
    /**//from  w  ww .j av a  2  s  .  c o m
     * @param constructor
     *            to invoke
     * @param parameters
     *            to pass to constructor
     * @param <T>
     *            type of constructor
     * @return new instance of class or {@link IllegalStateException} if any exception occurs
     * @see Constructor#newInstance(Object...)
     */
    public static <T> T invokeConstructor(Constructor<T> constructor, Object... parameters) {
        try {
            return constructor.newInstance(parameters);
        } catch (InstantiationException | IllegalAccessException | InvocationTargetException ex) {
            throw new IllegalStateException(ex);
        }
    }
}

Related

1. invokeConstructor(Class objectClass, Class[] classes, Object... params)
2. invokeConstructor(Class clazz, Class[] argTypes, Object[] args)
3. invokeConstructor(Class cls)
4. invokeConstructor(Class type, Object value)
5. invokeConstructor(Constructor constructor, Object... arguments)
6. invokeConstructor(final Class clazz, final Class[] paramTypes, final Object... args)
7. invokeConstructor(final Constructor constructor, final Object... args)
8. invokeConstructor(final Constructor constructor, final Object[] args)
9. invokeConstructor(final Constructor constructor, final Object... args)