论坛站务软件水平考试华为认证计算机等级PMP认证思科认证Photoshop3DMAX编程语言移动开发系统运维产品运营淘宝营销办公软件Ps修图云计算大数据摄影就业

<p><span style="color: rgb(62, 62, 62); font-family: &quot;Helvetica Neue&quot;, Helvetica, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif; background-color: rgb(255, 255, 255);">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Android开发过程中会不可避免的调用服务端的接口来为自己提供数据支持。在这个工程中要频繁的和服务端接口进行数据交换，目前大多数接口提供的数据是Json类型的，接口需要的参数有时候也需要客户端以Json的格式传给服务器。这就需要我们进行数据的序列化和反序列化。Java对于处理JSON数据的序列化与反序列化目前常用的类库有Gson、FastJSON、Jackson、jettison以及json-lib。jettison和json-lib这两个门已经不更新了所有建议不用使用了。以下是我对FastJson、Gson和Jackson进行数据解析的比较，接口返回的数据总量在5M。</span></p><p style="text-align: center;"><span style="color: rgb(62, 62, 62); font-family: &quot;Helvetica Neue&quot;, Helvetica, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif; background-color: rgb(255, 255, 255);"><span style="color: rgb(89, 89, 89); font-family: &quot;Helvetica Neue&quot;, Helvetica, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif; font-size: 20px; text-align: center; background-color: rgb(254, 254, 254);">FastJson</span></span></p><p><span style="color: rgb(62, 62, 62); font-family: &quot;Helvetica Neue&quot;, Helvetica, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif; background-color: rgb(255, 255, 255);"><span style="color: rgb(89, 89, 89); font-family: &quot;Helvetica Neue&quot;, Helvetica, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif; font-size: 20px; text-align: center; background-color: rgb(254, 254, 254);"></span></span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; white-space: normal; max-width: 100%; clear: both; min-height: 1em; color: rgb(62, 62, 62); font-family: &quot;Helvetica Neue&quot;, Helvetica, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif; line-height: 25.6px; background-color: rgb(255, 255, 255); word-wrap: break-word !important; box-sizing: border-box !important;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Gradle引用地址：<br style="word-wrap: break-word !important; margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important;"/></p><pre style="margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; box-sizing: border-box; color: rgb(62, 62, 62); line-height: 25.6px; background-color: rgb(255, 255, 255); word-wrap: break-word !important;">&nbsp;&nbsp;&nbsp;&nbsp;compile&nbsp;&#39;com.alibaba:fastjson:1.1.60.android&#39;</pre><p><span style="color: rgb(62, 62, 62); font-family: &quot;Helvetica Neue&quot;, Helvetica, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif; background-color: rgb(255, 255, 255);"><span style="color: rgb(89, 89, 89); font-family: &quot;Helvetica Neue&quot;, Helvetica, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif; font-size: 20px; text-align: center; background-color: rgb(254, 254, 254);"></span></span></p><p style="text-align: center"><img src="/Public/forum/ueditor/image/20170802/1501638373297688.jpg" alt="1501638373297688.jpg"/></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; white-space: normal; max-width: 100%; clear: both; min-height: 1em; color: rgb(62, 62, 62); font-family: &quot;Helvetica Neue&quot;, Helvetica, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif; line-height: 25.6px; background-color: rgb(255, 255, 255); word-wrap: break-word !important; box-sizing: border-box !important;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;打印出来的时间是：</p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; white-space: normal; max-width: 100%; clear: both; min-height: 1em; color: rgb(62, 62, 62); font-family: &quot;Helvetica Neue&quot;, Helvetica, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif; line-height: 25.6px; background-color: rgb(255, 255, 255); word-wrap: break-word !important; box-sizing: border-box !important;"><span style="word-wrap: break-word !important; margin: 0px; padding: 0px; max-width: 100%; color: rgb(85, 85, 85); box-sizing: border-box !important;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;fastJson:&nbsp;<span style="word-wrap: break-word !important; margin: 0px; padding: 0px; max-width: 100%; color: rgb(0, 128, 255); box-sizing: border-box !important;">time=14890196089</span></span></p><p><span style="color: rgb(62, 62, 62); font-family: &quot;Helvetica Neue&quot;, Helvetica, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif; background-color: rgb(255, 255, 255);"><span style="color: rgb(89, 89, 89); font-family: &quot;Helvetica Neue&quot;, Helvetica, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif; font-size: 20px; text-align: center; background-color: rgb(254, 254, 254);"></span></span></p><section class="" style="white-space: normal; margin: 0px; padding: 0px; max-width: 100%; color: rgb(62, 62, 62); font-family: &quot;Helvetica Neue&quot;, Helvetica, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif; line-height: 25.6px; background-color: rgb(255, 255, 255); word-wrap: break-word !important; box-sizing: border-box !important;"><section class="" style="word-wrap: break-word !important; margin: 0px; padding: 0px; max-width: 100%; text-align: center; box-sizing: border-box !important;"><section class="" style="word-wrap: break-word !important; margin: 0px auto -38px; padding: 0px 15px; max-width: 100%; display: inline-block; background-color: rgb(254, 254, 254); box-sizing: border-box !important;"><section class="" style="word-wrap: break-word !important; margin: 0px; padding: 0px; max-width: 100%; color: rgb(89, 89, 89); font-size: 20px; box-sizing: border-box !important;">Gson</section></section><section class="" style="word-wrap: break-word !important; margin: -45px 25px 40px; padding: 0px; max-width: 100%; box-sizing: border-box !important;"></section></section></section><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; white-space: normal; max-width: 100%; clear: both; min-height: 1em; color: rgb(62, 62, 62); font-family: &quot;Helvetica Neue&quot;, Helvetica, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif; line-height: 25.6px; background-color: rgb(255, 255, 255); word-wrap: break-word !important; box-sizing: border-box !important;"><span style="word-wrap: break-word !important; margin: 0px; padding: 0px; max-width: 100%; color: rgb(85, 85, 85); box-sizing: border-box !important;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Gradle引用地址：</span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; white-space: normal; max-width: 100%; clear: both; min-height: 1em; color: rgb(62, 62, 62); font-family: &quot;Helvetica Neue&quot;, Helvetica, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif; line-height: 25.6px; background-color: rgb(255, 255, 255); word-wrap: break-word !important; box-sizing: border-box !important;"><span style="word-wrap: break-word !important; margin: 0px; padding: 0px; max-width: 100%; color: rgb(85, 85, 85); box-sizing: border-box !important;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;compile &#39;com.google.code.gson:gson:2.8.1&#39;</span></p><p style="text-align: center"><img src="/Public/forum/ueditor/image/20170802/1501638550884571.png" alt="1501638550884571.png"/></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; white-space: normal; max-width: 100%; clear: both; min-height: 1em; color: rgb(62, 62, 62); font-family: &quot;Helvetica Neue&quot;, Helvetica, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif; line-height: 25.6px; background-color: rgb(255, 255, 255); word-wrap: break-word !important; box-sizing: border-box !important;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;打印出来的时间是：</p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; white-space: normal; max-width: 100%; clear: both; min-height: 1em; color: rgb(62, 62, 62); font-family: &quot;Helvetica Neue&quot;, Helvetica, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif; line-height: 25.6px; background-color: rgb(255, 255, 255); word-wrap: break-word !important; box-sizing: border-box !important;"><span style="word-wrap: break-word !important; margin: 0px; padding: 0px; max-width: 100%; color: rgb(85, 85, 85); box-sizing: border-box !important;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Gson:&nbsp;<span style="word-wrap: break-word !important; margin: 0px; padding: 0px; max-width: 100%; color: rgb(0, 128, 255); box-sizing: border-box !important;">time=6330989842</span></span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; white-space: normal; max-width: 100%; clear: both; min-height: 1em; color: rgb(62, 62, 62); font-family: &quot;Helvetica Neue&quot;, Helvetica, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif; line-height: 25.6px; background-color: rgb(255, 255, 255); word-wrap: break-word !important; box-sizing: border-box !important;"><span style="word-wrap: break-word !important; margin: 0px; padding: 0px; max-width: 100%; color: rgb(85, 85, 85); box-sizing: border-box !important;"></span><br/></p><section class="" style="white-space: normal; margin: 0px; padding: 0px; max-width: 100%; color: rgb(62, 62, 62); font-family: &quot;Helvetica Neue&quot;, Helvetica, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif; line-height: 25.6px; background-color: rgb(255, 255, 255); word-wrap: break-word !important; box-sizing: border-box !important;"><section><section class="" style="word-wrap: break-word !important; margin: 0px auto -38px; padding: 0px 15px; max-width: 100%; display: inline-block; background-color: rgb(254, 254, 254); box-sizing: border-box !important;"><p style="word-wrap: break-word !important; margin: 0px; padding: 0px; max-width: 100%; color: rgb(89, 89, 89); font-size: 20px; box-sizing: border-box !important;">Jackson</p></section><section><p style="text-align: left;">Jackson我还真没有找到gradle的引用地址</p><p style="text-align: center"><img src="/Public/forum/ueditor/image/20170802/1501638679466202.png" alt="1501638679466202.png"/></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; color: rgb(62, 62, 62); font-family: &quot;Helvetica Neue&quot;, Helvetica, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif; line-height: 25.6px; text-align: justify; background-color: rgb(255, 255, 255); word-wrap: break-word !important; box-sizing: border-box !important;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;打印出来的时间是：</p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; color: rgb(62, 62, 62); font-family: &quot;Helvetica Neue&quot;, Helvetica, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif; line-height: 25.6px; text-align: justify; background-color: rgb(255, 255, 255); word-wrap: break-word !important; box-sizing: border-box !important;"><span style="word-wrap: break-word !important; margin: 0px; padding: 0px; max-width: 100%; color: rgb(85, 85, 85); box-sizing: border-box !important;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Jackson:&nbsp;<span style="word-wrap: break-word !important; margin: 0px; padding: 0px; max-width: 100%; color: rgb(0, 128, 255); box-sizing: border-box !important;">time=6957492341</span></span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; color: rgb(62, 62, 62); font-family: &quot;Helvetica Neue&quot;, Helvetica, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif; line-height: 25.6px; text-align: justify; background-color: rgb(255, 255, 255); word-wrap: break-word !important; box-sizing: border-box !important;"><span style="word-wrap: break-word !important; margin: 0px; padding: 0px; max-width: 100%; color: rgb(85, 85, 85); box-sizing: border-box !important;"></span></p><p><section class="" style="margin: 0px; padding: 0px; max-width: 100%; color: rgb(62, 62, 62); font-family: &quot;Helvetica Neue&quot;, Helvetica, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif; line-height: 25.6px; background-color: rgb(255, 255, 255); word-wrap: break-word !important; box-sizing: border-box !important;"><section><section class="" style="word-wrap: break-word !important; margin: 0px auto -38px; padding: 0px 15px; max-width: 100%; display: inline-block; background-color: rgb(254, 254, 254); box-sizing: border-box !important;"><section class="" style="word-wrap: break-word !important; margin: 0px; padding: 0px; max-width: 100%; color: rgb(89, 89, 89); font-size: 20px; box-sizing: border-box !important;">&nbsp;&nbsp;&nbsp;&nbsp;总结</section></section><section><section>&nbsp; &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;就以上结果看解析优势还是很明显的。Jackson我嫌它麻烦不怎么使用，经常项目中使用到的是fastjson和gson。对于数据量比较大时gson的解析速度拉fastjson几条街，对于数据量比较小的解析基本不相上下。fastjson自己说比gson快6倍，比jackson快3倍而且都有测试结果。还是非常有自信的，我的意见是具体项目具体使用。</section></section></section></section></p></section><section class="" style="word-wrap: break-word !important; margin: -45px 25px 40px; padding: 0px; max-width: 100%; box-sizing: border-box !important;"></section></section></section>

论坛站务软件水平考试华为认证计算机等级PMP认证思科认证Photoshop3DMAX编程语言移动开发系统运维产品运营淘宝营销办公软件Ps修图云计算大数据摄影就业