Ajax readystate状态

最新推荐文章于 2023-03-19 20:33:01 发布

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最新推荐文章于 2023-03-19 20:33:01 发布

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分类专栏： UI 文章标签： ajax xmlhttprequest integer

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本文链接：https://blog.youkuaiyun.com/echohfut/article/details/8048104

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本文深入解析了XMLHttpRequest的状态代码，从初始状态到数据接收完成的整个过程，包括0-未初始化、1-加载中、2-加载完成、3-交互中、4-已完成状态。详细解释了如何通过这些状态代码获取和处理HTTP响应。

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XMLHttpRequest readyState
Integer reporting the status of the request:

0 = uninitialized

1 = loading 已调用open方法

2 = loaded 已调用send方法

3 = interactive 已接收部分数据

4 = completed 数据接收完毕,此时可以通过通过responseBody和responseText获取完整的回应数据

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Jetspeed2
meizhiping2010: 可算是搞定了，我换成maven2.x得版本就好使了，谢楼主宝地了。
Jetspeed2
meizhiping2010: 错误信息比较多， Caused by: org.apache.maven.plugin.PluginExecutionException: Execution deploy of goal org.apache.portals.jetspeed-2:jetspeed-deploy-maven-plugin:2.2.2:deploy failed: Plugin org.apache.portals.jetspeed-2:jetspeed-deploy-maven-plugin:2.2.2 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.portals.jetspeed-2:jetspeed-deploy-maven-plugin:jar:2.2.2 -> org.apache.portals.tutorials:jetexpress-portal:war:1.0-SNAPSHOT Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.portals.jetspeed-2:jetspeed-deploy-maven-plugin:2.2.2 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.portals.jetspeed-2:jetspeed-deploy-maven-plugin:jar:2.2.2 -> org.apache.portals.tutorials:jetexpress-portal:war:1.0-SNAPSHOT
Jetspeed2
meizhiping2010: org.apache.portals.tutorials:jetexpress-portal:war:1.0-SNAPSHOT: Failed to read artifact descriptor for org.apache.portals.tutorials:jetexpress-portal:war:1.0-SNAPSHOT: Failure to find org.apache.portals.tutorials:jetexpress:pom:1.0-SNAPSHOT in http://repository.apache.org/snapshots was cached in the local repository, resolution will not be reattempted until the update interval of apache.snapshots has elapsed or updates are forced -> [Help 1] org.apache.maven.lifecycle.LifecycleExecutionException: Failed to execute goal org.apache.portals.jetspeed-2:jetspeed-deploy-maven-plugin:2.2.2:deploy (deploy) on project jetspeed-mvn-portal-pom: Execution deploy of goal org.apache.portals.jetspeed-2:jetspeed-deploy-maven-plugin:2.2.2:deploy failed: Plugin org.apache.portals.jetspeed-2:jetspeed-deploy-maven-plugin:2.2.2 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.portals.jetspeed-2:jetspeed-deploy-maven-plugin:jar:2.2.2 ->
Jetspeed2
meizhiping2010: 楼主您好，最近您我也在整jetspeed2，我也是按 http://portals.apache.org/jetspeed-2/tutorial/01/genapp.html步骤来得，但是我执行mvn jetspeed:mvn -Dtarget=all命令后，在后面deploy时出错了。错误信息如下： [INFO] ------------------------------------------------------------------------ [INFO] BUILD FAILURE [INFO] ------------------------------------------------------------------------ [INFO] Total time: 0.765s [INFO] Finished at: Tue Dec 17 14:23:28 CST 2013 [INFO] Final Memory: 4M/15M [INFO] ------------------------------------------------------------------------ [ERROR] Failed to execute goal org.apache.portals.jetspeed-2:jetspeed-deploy-maven-plugin:2.2.2:deploy (deploy) on project jetspeed-mvn-portal-pom: Execution deploy of goal org.apache.portals.jetspeed-2:jetspeed-deploy-maven-plugin:2.2.2:deploy failed: Plugin org.apache.portals.jetspeed-2:jetspeed-deploy-maven-plugin:2.2.2 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.portals.jetspeed-2:jetspeed-deploy-maven-plugin:jar:2.2.2 ->

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