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SOP/sop-test/src/main/java/com/gitee/sop/test/HttpTool.java

381 lines
12 KiB

package com.gitee.sop.test;
import lombok.Data;
import lombok.Getter;
import lombok.Setter;
import okhttp3.Cookie;
import okhttp3.CookieJar;
import okhttp3.FormBody;
import okhttp3.HttpUrl;
import okhttp3.MediaType;
import okhttp3.MultipartBody;
import okhttp3.OkHttpClient;
import okhttp3.Request;
import okhttp3.RequestBody;
import okhttp3.Response;
import org.apache.commons.codec.digest.DigestUtils;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;
import java.io.Serializable;
import java.nio.charset.StandardCharsets;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.concurrent.TimeUnit;
/**
* http请求工具,基于OKHTTP3
* @author tanghc
*/
public class HttpTool {
private static final MediaType MEDIA_TYPE_JSON = MediaType.parse("application/json; charset=utf-8");
private Map<String, List<Cookie>> cookieStore = new HashMap<String, List<Cookie>>();
private OkHttpClient httpClient;
public HttpTool() {
this(new HttpToolConfig());
}
public HttpTool(HttpToolConfig httpToolConfig) {
this.initHttpClient(httpToolConfig);
}
protected void initHttpClient(HttpToolConfig httpToolConfig) {
httpClient = new OkHttpClient.Builder()
.connectTimeout(httpToolConfig.connectTimeoutSeconds, TimeUnit.SECONDS) // 设置链接超时时间,默认10秒
.readTimeout(httpToolConfig.readTimeoutSeconds, TimeUnit.SECONDS)
.writeTimeout(httpToolConfig.writeTimeoutSeconds, TimeUnit.SECONDS)
.cookieJar(new CookieJar() {
public void saveFromResponse(HttpUrl httpUrl, List<Cookie> list) {
cookieStore.put(httpUrl.host(), list);
}
public List<Cookie> loadForRequest(HttpUrl httpUrl) {
List<Cookie> cookies = cookieStore.get(httpUrl.host());
return cookies != null ? cookies : new ArrayList<Cookie>();
}
}).build();
}
@Data
public static class HttpToolConfig {
/**
* 请求超时时间
*/
private int connectTimeoutSeconds = 10;
/**
* http读取超时时间
*/
private int readTimeoutSeconds = 10;
/**
* http写超时时间
*/
private int writeTimeoutSeconds = 10;
}
/**
* get请求
*
* @param url
* @param header
* @return
* @throws IOException
*/
public String get(String url, Map<String, String> header) throws IOException {
Request.Builder builder = new Request.Builder().url(url).get();
// 添加header
addHeader(builder, header);
Request request = builder.build();
Response response = httpClient.newCall(request).execute();
return response.body().string();
}
/**
* 提交表单
*
* @param url url
* @param form 参数
* @param header header
* @param method 请求方式,post,get等
* @return
* @throws IOException
*/
public String request(String url, Map<String, String> form, Map<String, String> header, HTTPMethod method) throws IOException {
Request.Builder requestBuilder = buildRequestBuilder(url, form, method);
// 添加header
addHeader(requestBuilder, header);
Request request = requestBuilder.build();
Response response = httpClient
.newCall(request)
.execute();
try {
return response.body().string();
} finally {
response.close();
}
}
/**
* 请求json数据,contentType=application/json
* @param url 请求路径
* @param json json数据
* @param header header
* @return 返回响应结果
* @throws IOException
*/
public String requestJson(String url, String json, Map<String, String> header) throws IOException {
RequestBody body = RequestBody.create(MEDIA_TYPE_JSON, json);
Request.Builder requestBuilder = new Request.Builder()
.url(url)
.post(body);
// 添加header
addHeader(requestBuilder, header);
Request request = requestBuilder.build();
Response response = httpClient
.newCall(request)
.execute();
try {
return response.body().string();
} finally {
response.close();
}
}
public static Request.Builder buildRequestBuilder(String url, Map<String, String> form, HTTPMethod method) {
switch (method) {
case GET:
return new Request.Builder()
.url(buildHttpUrl(url, form))
.get();
case HEAD:
return new Request.Builder()
.url(buildHttpUrl(url, form))
.head();
case PUT:
return new Request.Builder()
.url(url)
.put(buildFormBody(form));
case DELETE:
return new Request.Builder()
.url(url)
.delete(buildFormBody(form));
default:
return new Request.Builder()
.url(url)
.post(buildFormBody(form));
}
}
public static HttpUrl buildHttpUrl(String url, Map<String, String> form) {
HttpUrl.Builder urlBuilder = HttpUrl.parse(url).newBuilder();
for (Map.Entry<String, String> entry : form.entrySet()) {
urlBuilder.addQueryParameter(entry.getKey(), entry.getValue());
}
return urlBuilder.build();
}
public static FormBody buildFormBody(Map<String, String> form) {
FormBody.Builder paramBuilder = new FormBody.Builder(StandardCharsets.UTF_8);
for (Map.Entry<String, String> entry : form.entrySet()) {
paramBuilder.add(entry.getKey(), entry.getValue());
}
return paramBuilder.build();
}
/**
* 提交表单,并且上传文件
*
* @param url
* @param form
* @param header
* @param files
* @return
* @throws IOException
*/
public String requestFile(String url, Map<String, String> form, Map<String, String> header, List<UploadFile> files)
throws IOException {
// 创建MultipartBody.Builder,用于添加请求的数据
MultipartBody.Builder bodyBuilder = new MultipartBody.Builder();
bodyBuilder.setType(MultipartBody.FORM);
for (UploadFile uploadFile : files) {
bodyBuilder.addFormDataPart(uploadFile.getName(), // 请求的名字
uploadFile.getFileName(), // 文件的文字,服务器端用来解析的
RequestBody.create(null, uploadFile.getFileData()) // 创建RequestBody,把上传的文件放入
);
}
Set<Map.Entry<String, String>> entrySet = form.entrySet();
for (Map.Entry<String, String> entry : entrySet) {
bodyBuilder.addFormDataPart(entry.getKey(), entry.getValue());
}
RequestBody requestBody = bodyBuilder.build();
Request.Builder builder = new Request.Builder().url(url).post(requestBody);
// 添加header
addHeader(builder, header);
Request request = builder.build();
Response response = httpClient.newCall(request).execute();
try {
return response.body().string();
} finally {
response.close();
}
}
private void addHeader(Request.Builder builder, Map<String, String> header) {
if (header != null) {
Set<Map.Entry<String, String>> entrySet = header.entrySet();
for (Map.Entry<String, String> entry : entrySet) {
builder.addHeader(entry.getKey(), String.valueOf(entry.getValue()));
}
}
}
public void setCookieStore(Map<String, List<Cookie>> cookieStore) {
this.cookieStore = cookieStore;
}
public void setHttpClient(OkHttpClient httpClient) {
this.httpClient = httpClient;
}
public enum HTTPMethod {
GET,
POST,
PUT,
HEAD,
DELETE;
private HTTPMethod() {
}
public String value() {
return this.name();
}
public static HTTPMethod fromValue(String v) {
return valueOf(v.toUpperCase());
}
}
/**
* 文件上传类
* @author tanghc
*/
@Getter
@Setter
public static class UploadFile implements Serializable {
private static final long serialVersionUID = -1100614660944996398L;
/**
* @param name 表单名称,不能重复
* @param file 文件
* @throws IOException
*/
public UploadFile(String name, File file) throws IOException {
this(name, file.getName(), FileUtil.toBytes(file));
}
/**
* @param name 表单名称,不能重复
* @param fileName 文件名
* @param input 文件流
* @throws IOException
*/
public UploadFile(String name, String fileName, InputStream input) throws IOException {
this(name, fileName, FileUtil.toBytes(input));
}
/**
* @param name 表单名称,不能重复
* @param fileName 文件名
* @param fileData 文件数据
*/
public UploadFile(String name, String fileName, byte[] fileData) {
super();
this.name = name;
this.fileName = fileName;
this.fileData = fileData;
this.md5 = DigestUtils.md5Hex(fileData);
}
private String name;
private String fileName;
private byte[] fileData;
private String md5;
}
public static class FileUtil {
/**
* The default buffer size to use.
*/
private static final int DEFAULT_BUFFER_SIZE = 1024 * 4;
private static final int EOF = -1;
/**
* 将文件流转换成byte[]
* @param input
* @return
* @throws IOException
*/
public static byte[] toBytes(InputStream input) throws IOException {
ByteArrayOutputStream output = new ByteArrayOutputStream();
int n = 0;
byte[] buffer = new byte[DEFAULT_BUFFER_SIZE];
while (EOF != (n = input.read(buffer))) {
output.write(buffer, 0, n);
}
return output.toByteArray();
}
/**
* 将文件转换成数据流
* @param file 文件
* @return 返回数据流
* @throws IOException
*/
public static byte[] toBytes(File file) throws IOException {
if (file.exists()) {
if (file.isDirectory()) {
throw new IOException("File '" + file + "' exists but is a directory");
}
if (file.canRead() == false) {
throw new IOException("File '" + file + "' cannot be read");
}
} else {
throw new FileNotFoundException("File '" + file + "' does not exist");
}
InputStream input = null;
try {
input = new FileInputStream(file);
return toBytes(input);
} finally {
try {
if (input != null) {
input.close();
}
} catch (IOException ioe) {
}
}
}
}
}