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elunezelunez
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阿里巴巴代码规范
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Lines changed: 1600 additions & 738 deletions

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‎eladmin-common/pom.xml‎

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@@ -8,7 +8,19 @@
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<version>2.3</version>
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</parent>
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<modelVersion>4.0.0</modelVersion>
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<properties>
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<hutool.version>[4.1.12,)</hutool.version>
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</properties>
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<artifactId>eladmin-common</artifactId>
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<name>公共模块</name>
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<dependencies>
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<!--工具包-->
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<dependency>
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<groupId>cn.hutool</groupId>
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<artifactId>hutool-all</artifactId>
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<version>${hutool.version}</version>
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</dependency>
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</dependencies>
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</project>

‎eladmin-common/src/main/java/me/zhengjie/aspect/LimitAspect.java‎

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import javax.servlet.http.HttpServletRequest;
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import java.lang.reflect.Method;
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/**
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* @author /
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*/
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@Aspect
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@Component
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public class LimitAspect {

‎eladmin-common/src/main/java/me/zhengjie/base/BaseDTO.java‎

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@@ -18,4 +18,13 @@ public class BaseDTO implements Serializable {
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private Timestamp createTime;
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private Timestamp updateTime;
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@Override
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public String toString() {
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return "BaseDTO{" +
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"isDelete=" + isDelete +
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", createTime=" + createTime +
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", updateTime=" + updateTime +
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'}';
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}
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}

‎eladmin-common/src/main/java/me/zhengjie/base/BaseEntity.java‎

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@@ -19,7 +19,7 @@
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@MappedSuperclass
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public class BaseEntity implements Serializable {
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// 删除标识
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/** 删除标识 **/
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@Column(name = "is_delete", columnDefinition = "bit default 0")
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private Boolean isDelete = false;
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‎eladmin-common/src/main/java/me/zhengjie/base/BaseMapper.java‎

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@@ -10,21 +10,29 @@ public interface BaseMapper<D, E> {
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/**
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* DTO转Entity
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* @param dto /
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* @return /
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*/
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E toEntity(D dto);
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/**
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* Entity转DTO
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* @param entity /
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* @return /
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*/
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D toDto(E entity);
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/**
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* DTO集合转Entity集合
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* @param dtoList /
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* @return /
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*/
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List <E> toEntity(List<D> dtoList);
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/**
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* Entity集合转DTO集合
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* @param entityList /
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* @return /
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*/
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List <D> toDto(List<E> entityList);
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}

‎eladmin-common/src/main/java/me/zhengjie/config/ElPermissionConfig.java‎

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@@ -7,6 +7,9 @@
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import java.util.List;
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import java.util.stream.Collectors;
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10+
/**
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* @author Zheng Jie
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*/
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@Service(value = "el")
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public class ElPermissionConfig {
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‎eladmin-common/src/main/java/me/zhengjie/config/RedisConfig.java‎

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Original file line numberDiff line numberDiff line change
@@ -53,6 +53,7 @@ public RedisCacheConfiguration redisCacheConfiguration(){
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return configuration;
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}
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56+
@SuppressWarnings("all")
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@Bean(name = "redisTemplate")
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@ConditionalOnMissingBean(name = "redisTemplate")
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public RedisTemplate<Object, Object> redisTemplate(RedisConnectionFactory redisConnectionFactory) {
@@ -65,13 +66,7 @@ public RedisTemplate<Object, Object> redisTemplate(RedisConnectionFactory redisC
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// 全局开启AutoType，这里方便开发，使用全局的方式
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ParserConfig.getGlobalInstance().setAutoTypeSupport(true);
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// 建议使用这种方式，小范围指定白名单
68-
// ParserConfig.getGlobalInstance().addAccept("me.zhengjie.domain");
69-
// ParserConfig.getGlobalInstance().addAccept("me.zhengjie.modules.system.service.dto");
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// ParserConfig.getGlobalInstance().addAccept("me.zhengjie.service.dto");
71-
// ParserConfig.getGlobalInstance().addAccept("me.zhengjie.modules.system.domain");
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// ParserConfig.getGlobalInstance().addAccept("me.zhengjie.modules.quartz.domain");
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// ParserConfig.getGlobalInstance().addAccept("me.zhengjie.modules.monitor.domain");
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// ParserConfig.getGlobalInstance().addAccept("me.zhengjie.modules.security.security");
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// ParserConfig.getGlobalInstance().addAccept("me.zhengjie.domain");
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// key的序列化采用StringRedisSerializer
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template.setKeySerializer(new StringRedisSerializer());
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template.setHashKeySerializer(new StringRedisSerializer());
@@ -86,7 +81,7 @@ public RedisTemplate<Object, Object> redisTemplate(RedisConnectionFactory redisC
8681
@Override
8782
public KeyGenerator keyGenerator() {
8883
return (target, method, params) -> {
89-
Map<String,Object> container = new HashMap<>();
84+
Map<String,Object> container = new HashMap<>(3);
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Class<?> targetClassClass = target.getClass();
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// 类地址
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container.put("class",targetClassClass.toGenericString());

‎eladmin-common/src/main/java/me/zhengjie/exception/handler/GlobalExceptionHandler.java‎

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@@ -81,7 +81,8 @@ public ResponseEntity<ApiError> handleMethodArgumentNotValidException(MethodArgu
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log.error(ThrowableUtil.getStackTrace(e));
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String[] str = Objects.requireNonNull(e.getBindingResult().getAllErrors().get(0).getCodes())[1].split("\\.");
8383
String message = e.getBindingResult().getAllErrors().get(0).getDefaultMessage();
84-
if("不能为空".equals(message)){
84+
String msg = "不能为空";
85+
if(msg.equals(message)){
8586
message = str[1] + ":" + message;
8687
}
8788
return buildResponseEntity(ApiError.error(message));

‎eladmin-common/src/main/java/me/zhengjie/utils/EncryptUtils.java‎

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@@ -15,25 +15,46 @@
1515
*/
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public class EncryptUtils {
1717

18-
private static String strKey = "Passw0rd", strParam = "Passw0rd";
18+
private static String strParam = "Passw0rd";
19+
20+
private static Cipher cipher;
21+
22+
private static IvParameterSpec iv = new IvParameterSpec(strParam.getBytes(StandardCharsets.UTF_8));
23+
24+
private static DESKeySpec getDesKeySpec(String source) throws Exception {
25+
if (source == null || source.length() == 0){
26+
return null;
27+
}
28+
cipher = Cipher.getInstance("DES/CBC/PKCS5Padding");
29+
String strKey = "Passw0rd";
30+
return new DESKeySpec(strKey.getBytes(StandardCharsets.UTF_8));
31+
}
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2033
/**
2134
* 对称加密
2235
*/
2336
public static String desEncrypt(String source) throws Exception {
24-
if (source == null || source.length() == 0){
25-
return null;
26-
}
27-
Cipher cipher = Cipher.getInstance("DES/CBC/PKCS5Padding");
28-
DESKeySpec desKeySpec = new DESKeySpec(strKey.getBytes(StandardCharsets.UTF_8));
37+
DESKeySpec desKeySpec = getDesKeySpec(source);
2938
SecretKeyFactory keyFactory = SecretKeyFactory.getInstance("DES");
3039
SecretKey secretKey = keyFactory.generateSecret(desKeySpec);
31-
IvParameterSpec iv = new IvParameterSpec(strParam.getBytes(StandardCharsets.UTF_8));
3240
cipher.init(Cipher.ENCRYPT_MODE, secretKey, iv);
3341
return byte2hex(
3442
cipher.doFinal(source.getBytes(StandardCharsets.UTF_8))).toUpperCase();
3543
}
3644

45+
/**
46+
* 对称解密
47+
*/
48+
public static String desDecrypt(String source) throws Exception {
49+
byte[] src = hex2byte(source.getBytes());
50+
DESKeySpec desKeySpec = getDesKeySpec(source);
51+
SecretKeyFactory keyFactory = SecretKeyFactory.getInstance("DES");
52+
SecretKey secretKey = keyFactory.generateSecret(desKeySpec);
53+
cipher.init(Cipher.DECRYPT_MODE, secretKey, iv);
54+
byte[] retByte = cipher.doFinal(src);
55+
return new String(retByte);
56+
}
57+
3758
private static String byte2hex(byte[] inStr) {
3859
String stmp;
3960
StringBuilder out = new StringBuilder(inStr.length * 2);
@@ -50,35 +71,18 @@ private static String byte2hex(byte[] inStr) {
5071
}
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5273
private static byte[] hex2byte(byte[] b) {
53-
if ((b.length % 2) != 0){
74+
int size = 2;
75+
if ((b.length % size) != 0){
5476
throw new IllegalArgumentException("长度不是偶数");
5577
}
5678
byte[] b2 = new byte[b.length / 2];
57-
for (int n = 0; n < b.length; n += 2) {
79+
for (int n = 0; n < b.length; n += size) {
5880
String item = new String(b, n, 2);
5981
b2[n / 2] = (byte) Integer.parseInt(item, 16);
6082
}
6183
return b2;
6284
}
6385

64-
/**
65-
* 对称解密
66-
*/
67-
public static String desDecrypt(String source) throws Exception {
68-
if (source == null || source.length() == 0){
69-
return null;
70-
}
71-
byte[] src = hex2byte(source.getBytes());
72-
Cipher cipher = Cipher.getInstance("DES/CBC/PKCS5Padding");
73-
DESKeySpec desKeySpec = new DESKeySpec(strKey.getBytes(StandardCharsets.UTF_8));
74-
SecretKeyFactory keyFactory = SecretKeyFactory.getInstance("DES");
75-
SecretKey secretKey = keyFactory.generateSecret(desKeySpec);
76-
IvParameterSpec iv = new IvParameterSpec(strParam.getBytes(StandardCharsets.UTF_8));
77-
cipher.init(Cipher.DECRYPT_MODE, secretKey, iv);
78-
byte[] retByte = cipher.doFinal(src);
79-
return new String(retByte);
80-
}
81-
8286
/**
8387
* 密码加密
8488
*/

‎eladmin-common/src/main/java/me/zhengjie/utils/FileUtil.java‎

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@@ -119,8 +119,9 @@ static File inputStreamToFile(InputStream ins, String name) throws Exception{
119119
}
120120
OutputStream os = new FileOutputStream(file);
121121
int bytesRead;
122-
byte[] buffer = new byte[8192];
123-
while ((bytesRead = ins.read(buffer, 0, 8192)) != -1) {
122+
int len = 8192;
123+
byte[] buffer = new byte[len];
124+
while ((bytesRead = ins.read(buffer, 0, len)) != -1) {
124125
os.write(buffer, 0, bytesRead);
125126
}
126127
os.close();
@@ -210,7 +211,9 @@ public static String getFileTypeByMimeType(String type) {
210211
}
211212

212213
public static void checkSize(long maxSize, long size) {
213-
if(size > (maxSize * 1024 * 1024)){
214+
// 1M
215+
int len = 1024 * 1024;
216+
if(size > (maxSize * len)){
214217
throw new BadRequestException("文件超出规定大小");
215218
}
216219
}

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