HttpClient简单实例-优快云博客

本文链接：https://blog.youkuaiyun.com/qianhao_1987/article/details/84179192

本文提供了一个使用Java进行HTTP请求处理的示例，包括GET和POST两种请求方式。通过示例代码展示了如何发送请求、接收响应及处理可能出现的异常。

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private static final String URL = "http://www.baidu.com";
public static void main(String[] args) {
		dealHttpPostRequest();
	}

	public static void dealHttpGetRequest() {
		// 创建默认的HttpCilent实例
		HttpClient httpClient = new DefaultHttpClient();
		// 创建get请求
		HttpGet httpGet = new HttpGet(URL);
		try {
			// 执行get方法
			HttpResponse resp = httpClient.execute(httpGet);
			// 获取响应实体
			HttpEntity entity = resp.getEntity();
			// 响应状态
			System.out.println("响应状态===" + resp.getStatusLine());
			// 响应内容的长度
			System.out.println("响应内容长度===" + entity.getContentLength());
			// 响应内容
			System.out.println("响应内容===" + EntityUtils.toString(entity));
		} catch (ClientProtocolException e) {
			e.printStackTrace();
		} catch (IOException e) {
			e.printStackTrace();
		} finally {
			httpClient.getConnectionManager().shutdown();
		}
	}

	public static void dealHttpPostRequest() {
		// 创建默认的HttpCilent实例
		HttpClient httpClient = new DefaultHttpClient();
		// 创建post请求
		HttpPost httpPost = new HttpPost(URL);
		try {
			// 执行post请求
			HttpResponse resp = httpClient.execute(httpPost);
			// 获取响应实体
			HttpEntity entity = resp.getEntity();
			// 响应状态
			System.out.println("响应状态===" + resp.getStatusLine());
			// 响应内容的长度
			System.out.println("响应内容长度===" + entity.getContentLength());
			// 响应内容
			System.out.println("响应内容===" + EntityUtils.toString(entity));

		} catch (ClientProtocolException e) {
			e.printStackTrace();
		} catch (IOException e) {
			e.printStackTrace();
		}
	}