Caused by: java.lang.NumberFormatException: Invalid double: ""

04-12 12:33:14.900: D/AndroidRuntime(30659): Shutting down VM
04-12 12:33:14.900: W/dalvikvm(30659): threadid=1: thread exiting with uncaught exception (group=0x4156d300)
04-12 12:33:14.910: E/AndroidRuntime(30659): FATAL EXCEPTION: main
04-12 12:33:14.910: E/AndroidRuntime(30659): com.google.gson.JsonSyntaxException: java.lang.NumberFormatException: Invalid double: ""
04-12 12:33:14.910: E/AndroidRuntime(30659): at com.google.gson.internal.bind.TypeAdapters$7.read(TypeAdapters.java:241)
04-12 12:33:14.910: E/AndroidRuntime(30659): at com.google.gson.internal.bind.TypeAdapters$7.read(TypeAdapters.java:231)
04-12 12:33:14.910: E/AndroidRuntime(30659): at com.google.gson.internal.bind.ReflectiveTypeAdapterFactory$1.read(ReflectiveTypeAdapterFactory.java:93)
04-12 12:33:14.910: E/AndroidRuntime(30659): at com.google.gson.internal.bind.ReflectiveTypeAdapterFactory$Adapter.read(ReflectiveTypeAdapterFactory.java:172)
04-12 12:33:14.910: E/AndroidRuntime(30659): at com.google.gson.internal.bind.TypeAdapterRuntimeTypeWrapper.read(TypeAdapterRuntimeTypeWrapper.java:40)
04-12 12:33:14.910: E/AndroidRuntime(30659): at com.google.gson.internal.bind.CollectionTypeAdapterFactory$Adapter.read(CollectionTypeAdapterFactory.java:81)
04-12 12:33:14.910: E/AndroidRuntime(30659): at com.google.gson.internal.bind.CollectionTypeAdapterFactory$Adapter.read(CollectionTypeAdapterFactory.java:60)
04-12 12:33:14.910: E/AndroidRuntime(30659): at com.google.gson.internal.bind.ReflectiveTypeAdapterFactory$1.read(ReflectiveTypeAdapterFactory.java:93)
04-12 12:33:14.910: E/AndroidRuntime(30659): at com.google.gson.internal.bind.ReflectiveTypeAdapterFactory$Adapter.read(ReflectiveTypeAdapterFactory.java:172)
04-12 12:33:14.910: E/AndroidRuntime(30659): at com.google.gson.internal.bind.ReflectiveTypeAdapterFactory$1.read(ReflectiveTypeAdapterFactory.java:93)
04-12 12:33:14.910: E/AndroidRuntime(30659): at com.google.gson.internal.bind.ReflectiveTypeAdapterFactory$Adapter.read(ReflectiveTypeAdapterFactory.java:172)
04-12 12:33:14.910: E/AndroidRuntime(30659): at com.google.gson.Gson.fromJson(Gson.java:803)
04-12 12:33:14.910: E/AndroidRuntime(30659): at com.google.gson.Gson.fromJson(Gson.java:768)
04-12 12:33:14.910: E/AndroidRuntime(30659): at com.google.gson.Gson.fromJson(Gson.java:717)
04-12 12:33:14.910: E/AndroidRuntime(30659): at com.*.NetUtils.getRecListEnt(NetUtils.java:244)
04-12 12:33:14.910: E/AndroidRuntime(30659): at com.*$1.handleMessage(MyMedicalHistory.java:50)
04-12 12:33:14.910: E/AndroidRuntime(30659): at android.os.Handler.dispatchMessage(Handler.java:99)
04-12 12:33:14.910: E/AndroidRuntime(30659): at android.os.Looper.loop(Looper.java:137)
04-12 12:33:14.910: E/AndroidRuntime(30659): at android.app.ActivityThread.main(ActivityThread.java:4931)
04-12 12:33:14.910: E/AndroidRuntime(30659): at java.lang.reflect.Method.invokeNative(Native Method)
04-12 12:33:14.910: E/AndroidRuntime(30659): at java.lang.reflect.Method.invoke(Method.java:511)
04-12 12:33:14.910: E/AndroidRuntime(30659): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:791)
04-12 12:33:14.910: E/AndroidRuntime(30659): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:558)
04-12 12:33:14.910: E/AndroidRuntime(30659): at de.robv.android.xposed.XposedBridge.main(XposedBridge.java:132)
04-12 12:33:14.910: E/AndroidRuntime(30659): at dalvik.system.NativeStart.main(Native Method)
04-12 12:33:14.910: E/AndroidRuntime(30659): Caused by: java.lang.NumberFormatException: Invalid double: ""
04-12 12:33:14.910: E/AndroidRuntime(30659): at java.lang.StringToReal.invalidReal(StringToReal.java:63)
04-12 12:33:14.910: E/AndroidRuntime(30659): at java.lang.StringToReal.parseDouble(StringToReal.java:248)
04-12 12:33:14.910: E/AndroidRuntime(30659): at java.lang.Double.parseDouble(Double.java:295)
04-12 12:33:14.910: E/AndroidRuntime(30659): at com.google.gson.stream.JsonReader.nextInt(JsonReader.java:1178)
04-12 12:33:14.910: E/AndroidRuntime(30659): at com.google.gson.internal.bind.TypeAdapters$7.read(TypeAdapters.java:239)

04-12 12:33:14.910: E/AndroidRuntime(30659): ... 24 more

这是由于json中的某个值和实体类中某一属性类型不对应引起的，把实体类中某一个int改为String就OK了。