增加天气显示

app/src/main/java/com/ttstd/dialer/utils/SystemUtils.java

@@ -1,12 +1,61 @@
 package com.ttstd.dialer.utils;
 
+import android.annotation.SuppressLint;
 import android.app.ActivityManager;
 import android.content.Context;
+import android.os.Build;
+import android.util.Log;
 
+import java.lang.reflect.Method;
 import java.util.List;
 
 public class SystemUtils {
 
+    /**
+     * 获取设备序列号
+     *
+     * @return
+     */
+    @SuppressLint("MissingPermission")
+    public static String getSerial() {
+        String serial = "unknow";
+        try {
+            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P) {//9.0+
+                serial = Build.getSerial();
+            } else if (Build.VERSION.SDK_INT > Build.VERSION_CODES.N) {//8.0+
+                serial = Build.SERIAL;
+            } else {//8.0-
+                Class<?> c = Class.forName("android.os.SystemProperties");
+                Method get = c.getMethod("get", String.class);
+                serial = (String) get.invoke(c, "ro.serialno");
+            }
+        } catch (Exception e) {
+            e.printStackTrace();
+            Log.e("e", "读取设备序列号异常：" + e.toString());
+        }
+        return serial;
+    }
+
+    /**
+     * 获取系统配置信息
+     *
+     * @param key
+     * @param defaultValue
+     * @return
+     */
+    public static String getProperty(String key, String defaultValue) {
+        String value = defaultValue;
+        try {
+            Class<?> c = Class.forName("android.os.SystemProperties");
+            Method get = c.getMethod("get", String.class, String.class);
+            value = (String) (get.invoke(c, key, "unknown"));
+        } catch (Exception e) {
+            e.printStackTrace();
+        } finally {
+            return value;
+        }
+    }
+
     public static boolean isMainProcessName(Context cxt, int pid) {
         String packageName = cxt.getPackageName();
         ActivityManager am = (ActivityManager) cxt.getSystemService(Context.ACTIVITY_SERVICE);
@@ -21,4 +70,6 @@ public class SystemUtils {
         }
         return false;
     }
+
+
 }