RestTemplateConfig.java

package cn.chnmuseum.party.conf;

import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.http.client.SimpleClientHttpRequestFactory;
import org.springframework.http.converter.HttpMessageConverter;
import org.springframework.http.converter.StringHttpMessageConverter;
import org.springframework.web.client.RestOperations;
import org.springframework.web.client.RestTemplate;

import java.nio.charset.StandardCharsets;
import java.util.List;

@Configuration
public class RestTemplateConfig {

	@Bean
	public SimpleClientHttpRequestFactory simpleClientHttpRequestFactory() {
		SimpleClientHttpRequestFactory httpRequestFactory = new SimpleClientHttpRequestFactory();
		httpRequestFactory.setReadTimeout(5000);// ms
		httpRequestFactory.setConnectTimeout(15000);// ms
		return httpRequestFactory;
	}

	@Bean
	@ConditionalOnMissingBean({ RestOperations.class, RestTemplate.class })
	public RestTemplate restTemplate(SimpleClientHttpRequestFactory httpClientFactory) {
		RestTemplate restTemplate = new RestTemplate(httpClientFactory);
		// 使用 utf-8 编码集的 conver 替换默认的 conver（默认的stringconverter的编码集为"ISO-8859-1"）
		List<HttpMessageConverter<?>> messageConverters = restTemplate.getMessageConverters();
		messageConverters.removeIf(converter -> converter instanceof StringHttpMessageConverter);
		messageConverters.add(new StringHttpMessageConverter(StandardCharsets.UTF_8));
		return restTemplate;
	}

}