/*
* Copyright (C) 2012-2015 DataStax Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.datastax.driver.mapping;
import java.lang.reflect.Constructor;
/**
* Utility methods related to reflection.
*/
class ReflectionUtils {
static <T> T newInstance(Class<T> clazz) {
Constructor<T> publicConstructor;
try {
publicConstructor = clazz.getConstructor();
} catch (NoSuchMethodException e) {
try {
// try private constructor
Constructor<T> privateConstructor = clazz.getDeclaredConstructor();
privateConstructor.setAccessible(true);
return privateConstructor.newInstance();
} catch (Exception e1) {
throw new IllegalArgumentException("Can't create an instance of " + clazz, e);
}
}
try {
return publicConstructor.newInstance();
} catch (Exception e) {
throw new IllegalArgumentException("Can't create an instance of " + clazz, e);
}
}
}