Android 集成了Jpush后导出apk 提示can’t find class com.google.gson.jpush

问题：

16-01-06 13:28:55 - example] Proguard returned with error code 1. See console
[2016-01-06 13:28:55 - example] Warning: com.google.gson.jpush.internal.ab: can't find referenced class com.google.gson.jpush.internal.w$com.google.gson.jpush.internal.ac
[2016-01-06 13:28:55 - example] Warning: com.google.gson.jpush.internal.w: can't find referenced class com.google.gson.jpush.internal.w$com.google.gson.jpush.internal.y
[2016-01-06 13:28:55 - example] Warning: com.google.gson.jpush.internal.w: can't find referenced class com.google.gson.jpush.internal.w$com.google.gson.jpush.internal.aa
[2016-01-06 13:28:55 - example] Warning: com.google.gson.jpush.internal.z: can't find referenced class com.google.gson.jpush.internal.w$com.google.gson.jpush.internal.ac
[2016-01-06 13:28:55 - example] Warning: there were 4 unresolved references to classes or interfaces.
[2016-01-06 13:28:55 - example]          You may need to specify additional library jars (using '-libraryjars').
[2016-01-06 13:28:55 - example] java.io.IOException: Please correct the above warnings first.
[2016-01-06 13:28:55 - example] 	at proguard.Initializer.execute(Initializer.java:321)
[2016-01-06 13:28:55 - example] 	at proguard.ProGuard.initialize(ProGuard.java:211)
[2016-01-06 13:28:55 - example] 	at proguard.ProGuard.execute(ProGuard.java:86)
[2016-01-06 13:28:55 - example] 	at proguard.ProGuard.main(ProGuard.java:492)
[2016-01-06 13:35:40 - example] Proguard returned with error code 1. See console

16-01-06 13:28:55 - example] Proguard returned with error code 1. See console

[2016-01-06 13:28:55 - example] Warning: com.google.gson.jpush.internal.ab: can't find referenced class com.google.gson.jpush.internal.w$com.google.gson.jpush.internal.ac

[2016-01-06 13:28:55 - example] Warning: com.google.gson.jpush.internal.w: can't find referenced class com.google.gson.jpush.internal.w$com.google.gson.jpush.internal.y

[2016-01-06 13:28:55 - example] Warning: com.google.gson.jpush.internal.w: can't find referenced class com.google.gson.jpush.internal.w$com.google.gson.jpush.internal.aa

[2016-01-06 13:28:55 - example] Warning: com.google.gson.jpush.internal.z: can't find referenced class com.google.gson.jpush.internal.w$com.google.gson.jpush.internal.ac

[2016-01-06 13:28:55 - example] Warning: there were 4 unresolved references to classes or interfaces.

[2016-01-06 13:28:55 - example] You may need to specify additional library jars (using '-libraryjars').

[2016-01-06 13:28:55 - example] java.io.IOException: Please correct the above warnings first.

[2016-01-06 13:28:55 - example] at proguard.Initializer.execute(Initializer.java:321)

[2016-01-06 13:28:55 - example] at proguard.ProGuard.initialize(ProGuard.java:211)

[2016-01-06 13:28:55 - example] at proguard.ProGuard.execute(ProGuard.java:86)

[2016-01-06 13:28:55 - example] at proguard.ProGuard.main(ProGuard.java:492)

[2016-01-06 13:35:40 - example] Proguard returned with error code 1. See console

解决： … Read More

[未解决] GlassFish 错误 javax.el.PropertyNotFoundException: javax.el.PropertyNotFoundException: Field ‘loggedLevel’ not found in DataProvider

问题：

javax.el.PropertyNotFoundException: javax.el.PropertyNotFoundException: Field 'loggedLevel' not found in DataProvider

1	javax.el.PropertyNotFoundException: javax.el.PropertyNotFoundException: Field 'loggedLevel' not found in DataProvider

解决： … Read More

Docker 无法连接index.docker.io

问题： Docker 无法连接index.docker.io 解决： a 方案：使用国内的 registery… Read More

JSF action redirect

问题： jsf 中有新建页面new.jsf，String save() 添加成功后跳转到编辑页面edit.… Read More

POI 读取xlsx 报错 org.apache.poi.POIXMLException: org.apache.poi.openxml4j.exceptions.InvalidFormatException: Package should contain a content type part [M1.13]

问题：代码

        Workbook wb = new HSSFWorkbook(new POIFSFileSystem(new FileInputStream(file)));
        Sheet sheet = wb.getSheetAt(0);
        int lastRowNum = sheet.getLastRowNum();
        for (int i = 0; i <= lastRowNum; ++i) {
            Row row = sheet.getRow(i);
        }