package cn.goodbook.test;
import java.io.PrintWriter;
import java.io.StringWriter;
import java.io.Writer;
/**
* 测试类
*
* @author lgoodbook
* @Date 2017年5月2日 上午11:07:47
* @version 1.0.0
*/
public class Test {
@SuppressWarnings("null")
public static void main(String[] args) {
String a2 = null;
try {
if(a2.equals("123")) {
System.out.println(a2);
}
} catch (Exception e) {
System.out.println("异常详情："+getStackTrace(e.fillInStackTrace()));
}
}
/**
* 获取详细的异常链信息--精准定位异常位置
*
* @param aThrowable
* @return
*/
public static String getStackTrace(Throwable aThrowable) {
final Writer result = new StringWriter();
final PrintWriter printWriter = new PrintWriter(result);
aThrowable.printStackTrace(printWriter);
return result.toString();
}
}
