com.litongjava.db.kit.ReflectKit Maven / Gradle / Ivy
package com.litongjava.db.kit;
import java.lang.reflect.Method;
import java.lang.reflect.Parameter;
/**
* 反射工具类
*/
public class ReflectKit {
public static Object newInstance(Class clazz) {
try {
return clazz.newInstance();
} catch (ReflectiveOperationException e) {
throw new RuntimeException(e);
}
}
public static String getMethodSignature(Method method) {
StringBuilder ret = new StringBuilder().append(method.getDeclaringClass().getName()).append(".")
.append(method.getName()).append("(");
int index = 0;
Parameter[] paras = method.getParameters();
for (Parameter p : paras) {
if (index++ > 0) {
ret.append(", ");
}
ret.append(p.getParameterizedType().getTypeName());
}
return ret.append(")").toString();
}
/*
* public static String getMethodSignature(Method method) { StringBuilder ret = new StringBuilder() .append(method.getDeclaringClass().getName()) .append(".") .append(method.getName()) .append("(");
*
* int index = 0; java.lang.reflect.Type[] paraTypes = method.getGenericParameterTypes(); for (java.lang.reflect.Type type : paraTypes) { if (index++ > 0) { ret.append(", "); } ret.append(type.getTypeName()); }
*
* return ret.append(")").toString(); }
*/
}