From 1417d9d9fa363ebe4b796b26a061823060bd5d6e Mon Sep 17 00:00:00 2001
From: lilei <lilei.zh@qq.com>
Date: Tue, 28 May 2019 16:30:44 +0800
Subject: [PATCH] =?UTF-8?q?=E5=88=A0=E9=99=A4=E4=B8=8D=E9=9C=80=E8=A6=81?=
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---
 java/DangerLog.java | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)
 create mode 100644 java/DangerLog.java

diff --git a/java/DangerLog.java b/java/DangerLog.java
new file mode 100644
index 0000000..555a6c8
--- /dev/null
+++ b/java/DangerLog.java
@@ -0,0 +1,19 @@
+public class DangerLog {
+	public class ReadLog {
+		int readNum;
+
+		@Override
+		public String toString() {
+			// 调用该方法将对象的状态，打印或者调试都可能会调用该方法
+			readNum++;
+			return "ReadLog [readNum:" + readNum + ",其他信息]";
+		}
+	}
+	
+	public ReadLog getReadLog() {
+		ReadLog log = new ReadLog();
+		// 删除下面不需要的日志代码或者调试时添加监视都会导致业务出错
+		System.out.println(log);
+		return log;
+	}
+}
-- 
Gitee