/*
* Copyright (c) 2016 Vivid Solutions.
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* and Eclipse Distribution License v. 1.0 which accompanies this distribution.
* The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
* and the Eclipse Distribution License is available at
*
* http://www.eclipse.org/org/documents/edl-v10.php.
*/
package org.locationtech.jtstest.util;
import java.lang.reflect.Constructor;
import java.lang.reflect.Field;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
public class ClassUtil
{
public static String getClassname(Class clz)
{
String jClassName = clz.getName();
int lastDotPos = jClassName.lastIndexOf(".");
return jClassName.substring(lastDotPos + 1, jClassName.length());
}
public static String[] getStringArrayClassField(Class clz, String name)
{
try {
Field field = clz.getField(name);
String[] str = (String[]) field.get(null);
return str;
}
catch (NoSuchFieldException ex) { }
catch (IllegalAccessException ex) { }
return null;
}
public static String getStringClassField(Class clz, String name)
{
try {
Field[] f = clz.getDeclaredFields();
Field field = clz.getField(name);
String str = (String) field.get(null);
return str;
}
catch (NoSuchFieldException ex) { }
catch (IllegalAccessException ex) { }
return null;
}
public static Object dynamicCall(String clzName, String methodName, Class[] methodParamTypes, Object[] methodArgs)
throws ClassNotFoundException, SecurityException, NoSuchMethodException,
IllegalArgumentException, InstantiationException, IllegalAccessException,
InvocationTargetException
{
Class clz = Class.forName(clzName);
Class[] constParTypes = new Class[] { String.class, String.class };
Constructor constr = clz.getConstructor(new Class[0]);
Object dummyto = constr.newInstance(new Object[0]);
Method meth = clz.getMethod(methodName, methodParamTypes);
Object result = meth.invoke(dummyto, methodArgs);
return result;
}
}