抽离部分java代码中的字符串,equals判断常量放在前面

2017-10-14 15:52:15 +08:00
parent 4290846698
commit 52433ba347
36 changed files with 75 additions and 60 deletions
--- a/app/src/main/java/com/gh/common/util/DeviceUtils.java
+++ b/app/src/main/java/com/gh/common/util/DeviceUtils.java
@ -89,7 +89,7 @@ public class DeviceUtils {
        } catch (Exception ex) {
            ex.printStackTrace();
        }
-        if (macSerial == null || "".equals(macSerial)) {
+        if ("".equals(macSerial)) {
            try {
                return loadFileAsString("/sys/class/net/eth0/address")
                        .toUpperCase().substring(0, 17);