标签:body get org restTemplate uri HttpMethod import new
一、jari包
<dependency> <groupId>org.apache.httpcomponents</groupId> <artifactId>httpclient</artifactId> <version>4.5.2</version> </dependency>
二、定义HttpComponentsClientRestfulHttpRequestFactory
import org.apache.http.client.methods.HttpEntityEnclosingRequestBase; import org.apache.http.client.methods.HttpUriRequest; import org.springframework.http.HttpMethod; import org.springframework.http.client.HttpComponentsClientHttpRequestFactory; import java.net.URI; public class HttpComponentsClientRestfulHttpRequestFactory extends HttpComponentsClientHttpRequestFactory { @Override protected HttpUriRequest createHttpUriRequest(HttpMethod httpMethod, URI uri) { if (httpMethod == HttpMethod.GET) { return new HttpGetRequestWithEntity(uri); } return super.createHttpUriRequest(httpMethod, uri); } //核心代码 private static final class HttpGetRequestWithEntity extends HttpEntityEnclosingRequestBase { public HttpGetRequestWithEntity(final URI uri) { super.setURI(uri); } @Override public String getMethod() { return HttpMethod.GET.name(); } } }
三、使用
RestTemplate restTemplate = new RestTemplate(); //修改restTemplate的RequestFactory使其支持Get携带body参数 restTemplate.setRequestFactory(new HttpComponentsClientRestfulHttpRequestFactory()); HttpHeaders headers = new HttpHeaders(); headers.setContentType(MediaType.APPLICATION_JSON); Map map= new HashMap(); map.put("param", 123); HttpEntity<String> httpEntity = new HttpEntity<>(JSON.toJSONString(map), headers); ResponseEntity<String> exchange = restTemplate.exchange("your url", HttpMethod.GET, httpEntity, String.class);
标签:body,get,org,restTemplate,uri,HttpMethod,import,new 来源: https://www.cnblogs.com/zeussbook/p/16486038.html
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