获取栈内的异常信息

/**
 * 获取栈内的异常信息
 * @author mengfeiyang
 *
 */
public class ExceptionTrace {
 public static String printTrace(Exception e){
  StringWriter stringWriter = new StringWriter();
  PrintWriter writer = new PrintWriter(stringWriter);
  e.printStackTrace(writer);
  StringBuffer buffer = stringWriter.getBuffer();
 
  return buffer.toString();
 }
}