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在代码中连接

HttpClient client = new DefaultHttpClient();
            HttpGet request = new HttpGet();
            request.setURI(new URI(url));
            HttpResponse response = client.execute(request);

当涉及到响应执行时,它只是触发一个异常

java.lang.nullPointerException 

我检查了每一件事,即

“url 接收并传递给 request.setURI() 方法,url 没问题,但它仍然在响应行崩溃”

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