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Net


			
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  <h1>全局捕获</h1>

<p>可实现<code>NetErrorHandler</code>接口来监听全局错误处理</p>
<div class="tabbed-set tabbed-alternate" data-tabs="1:2"><input checked="checked" id="__tabbed_1_1" name="__tabbed_1" type="radio" /><input id="__tabbed_1_2" name="__tabbed_1" type="radio" /><div class="tabbed-labels"><label for="__tabbed_1_1">创建</label><label for="__tabbed_1_2">配置</label></div>
<div class="tabbed-content">
<div class="tabbed-block">
<div class="language-kotlin highlight"><pre><span></span><code><span id="__span-0-1"><a id="__codelineno-0-1" name="__codelineno-0-1" href="#__codelineno-0-1"></a><span class="kd">class</span><span class="w"> </span><span class="nc">NetworkingErrorHandler</span><span class="w"> </span><span class="p">:</span><span class="w"> </span><span class="n">NetErrorHandler</span><span class="w"> </span><span class="p">{</span>
</span><span id="__span-0-2"><a id="__codelineno-0-2" name="__codelineno-0-2" href="#__codelineno-0-2"></a><span class="w">    </span><span class="kd">override</span><span class="w"> </span><span class="kd">fun</span><span class="w"> </span><span class="nf">onError</span><span class="p">(</span><span class="n">e</span><span class="p">:</span><span class="w"> </span><span class="n">Throwable</span><span class="p">)</span><span class="w"> </span><span class="p">{</span>
</span><span id="__span-0-3"><a id="__codelineno-0-3" name="__codelineno-0-3" href="#__codelineno-0-3"></a><span class="w">    </span><span class="c1">// .... 其他错误</span>
</span><span id="__span-0-4"><a id="__codelineno-0-4" name="__codelineno-0-4" href="#__codelineno-0-4"></a><span class="w">        </span><span class="k">if</span><span class="w"> </span><span class="p">(</span><span class="n">e</span><span class="w"> </span><span class="k">is</span><span class="w"> </span><span class="n">ResponseException</span><span class="w"> </span><span class="o">&amp;&amp;</span><span class="w"> </span><span class="n">e</span><span class="p">.</span><span class="na">tag</span><span class="w"> </span><span class="o">==</span><span class="w"> </span><span class="m">401</span><span class="p">)</span><span class="w"> </span><span class="p">{</span><span class="w"> </span><span class="c1">// 判断异常为token失效</span>
</span><span id="__span-0-5"><a id="__codelineno-0-5" name="__codelineno-0-5" href="#__codelineno-0-5"></a><span class="w">           </span><span class="c1">// 打开登录界面或者弹登录失效对话框</span>
</span><span id="__span-0-6"><a id="__codelineno-0-6" name="__codelineno-0-6" href="#__codelineno-0-6"></a><span class="w">        </span><span class="p">}</span>
</span><span id="__span-0-7"><a id="__codelineno-0-7" name="__codelineno-0-7" href="#__codelineno-0-7"></a><span class="w">    </span><span class="p">}</span>
</span><span id="__span-0-8"><a id="__codelineno-0-8" name="__codelineno-0-8" href="#__codelineno-0-8"></a><span class="p">}</span>
</span></code></pre></div>
</div>
<div class="tabbed-block">
<div class="language-kotlin highlight"><pre><span></span><code><span id="__span-1-1"><a id="__codelineno-1-1" name="__codelineno-1-1" href="#__codelineno-1-1"></a><span class="n">NetConfig</span><span class="p">.</span><span class="na">initialize</span><span class="p">(</span><span class="n">Api</span><span class="p">.</span><span class="na">HOST</span><span class="p">,</span><span class="w"> </span><span class="k">this</span><span class="p">)</span><span class="w"> </span><span class="p">{</span>
</span><span id="__span-1-2"><a id="__codelineno-1-2" name="__codelineno-1-2" href="#__codelineno-1-2"></a><span class="w">    </span><span class="n">setErrorHandler</span><span class="p">(</span><span class="n">NetworkingErrorHandler</span><span class="p">))</span>
</span><span id="__span-1-3"><a id="__codelineno-1-3" name="__codelineno-1-3" href="#__codelineno-1-3"></a><span class="p">}</span>
</span></code></pre></div>
</div>
</div>
</div>
<table>
<thead>
<tr>
<th>NetErrorHandler</th>
<th>使用场景</th>
<th>触发位置</th>
</tr>
</thead>
<tbody>
<tr>
<td><code>onError</code></td>
<td>吐司错误信息</td>
<td><code>scopeNetLife/scopeDialog</code></td>
</tr>
<tr>
<td><code>onStateError</code></td>
<td>要求错误显示在缺省页</td>
<td><code>PageRefreshLayout.scope/StateLayout.scope</code></td>
</tr>
</tbody>
</table>
<div class="admonition warning">
<p class="admonition-title">以下情况全局错误处理无效</p>
<ol>
<li>异步任务作用域(<code>scope/scopeLife</code>)发生的错误</li>
<li>使用<a href="error-single.html">单例错误处理</a>处理的错误</li>
</ol>
</div>


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