记录一次URL中有特殊字符怎么处理？

你out了，赶紧换

RestTemplate 吧！

进入正题，直接实战！！！

import java.util.HashMap;
import java.util.Map;

import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.context.annotation.Bean;
import org.springframework.http.HttpEntity;
import org.springframework.http.HttpHeaders;
import org.springframework.http.MediaType;
import org.springframework.http.ResponseEntity;
import org.springframework.test.context.junit4.SpringRunner;
import org.springframework.util.LinkedMultiValueMap;
import org.springframework.util.MultiValueMap;
import org.springframework.web.client.RestTemplate;

@RunWith(SpringRunner.class)
@SpringBootTest(webEnvironment = SpringBootTest.WebEnvironment.RANDOM_PORT)
public class TestUrl {

	@Autowired
	private RestTemplate restTemplate;

	/*
	 * get无参
	 */
	@Test
	public void testNoParameter() {
		String object = restTemplate.getForObject(
				"http://127.0.0.1/findAllStorageDevice", String.class);
		System.out.println("11111111111" + object);
	}

	/*
	 * get有参
	 */
	@Test
	public void testYesParameter() {
		Map<String, String> map = new HashMap();
		map.put("sdId", "res$cc$20180524113123$962c4ded-d1df-49ca-92d3-cfbca5eb28ea");
		String object = restTemplate.getForObject(
				"http://127.0.0.1/findStorageDeviceById?sdId={sdId}",
				String.class, map);
		System.out.println("11111111111" + object);
	}

	/*
	 * post
	 */

	@Test
	public void testPost() {
		MultiValueMap<String, String> map = new LinkedMultiValueMap<String, String>();
		map.add("username", "11");
		map.add("password", "22");
		HttpHeaders headers = new HttpHeaders();
		headers.setContentType(MediaType.APPLICATION_FORM_URLENCODED);
		HttpEntity<MultiValueMap<String, String>> request = new HttpEntity<MultiValueMap<String, String>>(map, headers);
		ResponseEntity<String> postForEntity = restTemplate.postForEntity("http://127.0.0.1/login", map,
				String.class);
		System.out.println("11111111111" + postForEntity);

	}
}

　　

package app.util;

import org.springframework.http.HttpEntity;
import org.springframework.http.HttpHeaders;
import org.springframework.http.HttpMethod;
import org.springframework.http.ResponseEntity;
import org.springframework.util.LinkedMultiValueMap;
import org.springframework.util.MultiValueMap;
import org.springframework.web.client.RestTemplate;
public class urlTest {

	public static void main(String[] args) throws InterruptedException {

			RestTemplate restTemplate = new RestTemplate();
			MultiValueMap<String, Object> map = new LinkedMultiValueMap<String, Object>();
			//map.add("opUsername", "32322");
			HttpHeaders headers = new HttpHeaders();
			restTemplate.setErrorHandler(new CustomErrorHandler());

			headers.add("token", "5a140050-ef25-4fe2-ada7-7ae98d6d2246");

			HttpEntity<MultiValueMap<String, Object>> httpEntity1 = new  HttpEntity<MultiValueMap<String, Object>>(map,headers);
			String url1="http://127.0.0.1/find";
			ResponseEntity<String> entity1 = restTemplate.exchange(url1, HttpMethod.GET, httpEntity1, String.class);
			System.out.println("2"+entity1.getStatusCode());
			System.out.println("2"+entity1.getBody());

	}

}