rhino犀牛Java交互AIWROK应用

YYPOST群发软件 发表于 2025-5-26 08:11:01

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source="https%3A%2F%2Fwww.yuque.com%2Faiwork%2Fnba2pr%2Foh5wggrb5mg2g9ub"></ne-clipboard><div class="lake-content" typography="classic"><h2 id="h2-java-" style="font-size: 24px; line-height: 32px; margin-top: 21px; margin-bottom: 5px;">Java交互</h2>简介:AutoApp 提供了 Java交互API，比如导入Java包、类。<h2 id="h2-1-java-js-" style="font-size: 24px; line-height: 32px; margin-top: 21px; margin-bottom: 5px;">1.如何让java代码转成js代码</h2>例如:我们想要通过java代码获取手机的像素<h2 id="h2-java" style="font-size: 24px; line-height: 32px; margin-top: 21px; margin-bottom: 5px;">java</h2><pre data-language="java" id="sZTUx" class="ne-codeblock language-java" style="border: 1px solid #e8e8e8; border-radius: 2px; background: #f9f9f9; padding: 16px; font-size: 13px; color: #595959"><code>DisplayMetrics dm = context.getResources().getDisplayMetrics();
int screenWidth = dm.widthPixels;
int screenHeight = dm.heightPixels;</code></pre>在js代码中变量不需要声明,比如 dm是一个 DisplayMetrics类型 js中直接使用 let 或者 var即可<h2 id="h2-js-" style="font-size: 24px; line-height: 32px; margin-top: 21px; margin-bottom: 5px;">js代码</h2><pre data-language="javascript" id="p3lXM" class="ne-codeblock language-javascript" style="border: 1px solid #e8e8e8; border-radius: 2px; background: #f9f9f9; padding: 16px; font-size: 13px; color: #595959"><code>var dm = context.getResources().getDisplayMetrics();
var screenWidth = dm.widthPixels;
var screenHeight = dm.heightPixels;
printl("屏幕宽度"+screenWidth)
printl("屏幕高度"+screenHeight)</code></pre><h2 id="h2-2-importclass-java-" style="font-size: 24px; line-height: 32px; margin-top: 21px; margin-bottom: 5px;">2.importClass 导入java类</h2>例如:我们要对一个文件进行判断是否存在<h2 id="zakeh" style="font-size: 24px; line-height: 32px; margin-top: 21px; margin-bottom: 5px;">java代码</h2><pre data-language="java" id="gvm1Y" class="ne-codeblock language-java" style="border: 1px solid #e8e8e8; border-radius: 2px; background: #f9f9f9; padding: 16px; font-size: 13px; color: #595959"><code>import java.io.File;
Filef=new File("/sdcard/test.txt")
//文件是否存在
f.exists()
//获取文件名
f.getName()</code></pre><h2 id="jwJiy" style="font-size: 24px; line-height: 32px; margin-top: 21px; margin-bottom: 5px;">js代码</h2><pre data-language="javascript" id="ydUXW" class="ne-codeblock language-javascript" style="border: 1px solid #e8e8e8; border-radius: 2px; background: #f9f9f9; padding: 16px; font-size: 13px; color: #595959"><code>
//这里编写原生js代码
importClass(java.io.File);
var f = new File("/sdcard/test.txt")
//文件是否存在
printl(f.exists())
//获取文件名
printl(f.getName())</code></pre>常用例子：<pre data-language="javascript" id="bIKsH" class="ne-codeblock language-javascript" style="border: 1px solid #e8e8e8; border-radius: 2px; background: #f9f9f9; padding: 16px; font-size: 13px; color: #595959"><code>// 官方群号711841924

// 导入Java类
importClass(android.util.DisplayMetrics);

// 获取DisplayMetrics对象
var dm = context.getResources().getDisplayMetrics();

// 获取屏幕宽度和高度
var screenWidth = dm.widthPixels;
var screenHeight = dm.heightPixels;

// 输出屏幕宽度和高度
console.log("屏幕宽度: " + screenWidth);
console.log("屏幕高度: " + screenHeight);

// 导入Java类
importClass(java.io.File);

// 创建File对象
var f = new File("/sdcard/test.txt");

// 文件是否存在
var exists = f.exists();

// 获取文件名
var fileName = f.getName();

// 输出文件是否存在和文件名
console.log("文件是否存在: " + exists);
console.log("文件名: " + fileName);

// 导入Java类
importClass(java.io.File);

// 创建File对象
var f = new File("/sdcard/test.txt");

// 文件是否存在
var exists = f.exists();

// 获取文件名
var fileName = f.getName();

// 输出文件是否存在和文件名
console.log("文件是否存在: " + exists);
console.log("文件名: " + fileName);</code></pre><ul class="ne-ul" style="padding-left: 23px;"><li id="u9b44cd94" data-lake-index-type="0"><code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">importClass(android.util.DisplayMetrics);</code> 这行代码的作用是导入Java中的<code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">android.util.DisplayMetrics</code>类。这个类包含了设备屏幕的各种度量信息，比如宽度、高度、密度等。</li><li id="u464fadaa" data-lake-index-type="0"><code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">var dm = context.getResources().getDisplayMetrics();</code> 这行代码通过<code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">context</code>对象获取设备的资源，然后调用<code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">getDisplayMetrics()</code>方法获取屏幕度量对象<code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">DisplayMetrics</code>，并将其赋值给变量<code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">dm</code>。</li><li id="u4a1b1ce5" data-lake-index-type="0"><code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">var screenWidth = dm.widthPixels;</code> 和 <code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">var screenHeight = dm.heightPixels;</code> 这两行代码分别从度量对象<code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">dm</code>中获取屏幕的宽度和高度，单位是像素。</li><li id="u8dc69b58" data-lake-index-type="0"><code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">console.log("屏幕宽度: " + screenWidth);</code> 和 <code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">console.log("屏幕高度: " + screenHeight);</code> 这两行代码用于在控制台中输出屏幕的宽度和高度信息。</li><li id="ua310c8c1" data-lake-index-type="0"><code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">importClass(java.io.File);</code> 这行代码的作用是导入Java中的<code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">java.io.File</code>类。这个类用于处理文件和文件夹相关的操作。</li><li id="u7dded670" data-lake-index-type="0"><code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">var f = new File("/sdcard/test.txt");</code> 这行代码创建了一个<code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">File</code>对象，指向路径为<code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">/sdcard/test.txt</code>的文件。</li><li id="u63753f68" data-lake-index-type="0"><code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">var exists = f.exists();</code> 这行代码调用<code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">File</code>对象的<code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">exists()</code>方法，检查指定的文件是否存在。</li><li id="u7b1d6d4d" data-lake-index-type="0"><code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">var fileName = f.getName();</code> 这行代码调用<code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">File</code>对象的<code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">getName()</code>方法，获取文件的名称（不包括完整路径）。</li><li id="u26953a90" data-lake-index-type="0"><code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">console.log("文件是否存在: " + exists);</code> 和 <code class="ne-code" style="font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: rgba(0, 0, 0, 0.06); border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 2px; padding-right: 2px; padding-left: 2px;">console.log("文件名: " + fileName);</code> 这两行代码用于在控制台中输出文件是否存在以及文件名的信息。</li></ul>通过这种方式，JavaScript代码能够利用Java类库的功能，实现对Android设备的屏幕信息和文件系统的操作。 </div>

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