1.5.1-jre11

UPDATE.md

@@ -1,6 +1,20 @@
 yexuejc-base 更新记录
 ------------------
 
+#### version ：1.5.1-jre11
+**time：2023-6-8 16:02:56** <br/>
+**branch：** jre11    <br/>
+**update：**     <br/>
+1. FileUtil 增加读取csv文件（分页读取）
+            提供读取IO流方法合集
+2. 增加AES加解密
+3. 增加文件压缩ZipUtil
+4. DateUtil，DateTimeUtil 时间操作工具优化
+5. JsonUtil [feat] 增加json化时对LocalDateTime,LocalDate,Timestamp时间的优化,增加特殊场景序列化反序列化
+
+
+
+---
 #### version ：1.5.0-jre8
 **time：2022-5-9 13:37:31** <br/>
 **branch：** master    <br/>

pom.xml

@@ -6,7 +6,7 @@
 
     <groupId>top.yexuejc</groupId>
     <artifactId>yexuejc-base</artifactId>
-    <version>1.5.2-jdk11</version>
+    <version>1.5.1-jre11</version>
 
     <name>yexuejc-base</name>
     <url>https://github.com/yexuejc/yexuejc-base</url>

src/main/java/com/yexuejc/base/annotation/CsvToBean.java

@@ -11,11 +11,21 @@ import java.lang.annotation.*;
 @Retention(RetentionPolicy.RUNTIME)
 @Documented
 @Inherited
-public @interface CsvHeader {
+public @interface CsvToBean {
 
     /**
      * 在类头上设置csv格式的header
-     * @return
+     * csv文件和java bean的映射
      */
     String header();
+
+    /**
+     * csv文件的分割符号
+     */
+    char delimiter() default ',';
+
+    /**
+     * CSV文件是否有header
+     */
+    boolean hasHeader() default false;
 }

src/main/java/com/yexuejc/base/pojo/CsvToBean.java

@@ -0,0 +1,61 @@
+package com.yexuejc.base.pojo;
+
+/**
+ * {@link com.yexuejc.base.annotation.CsvToBean}
+ * 读取csv文件用
+ * @author yexuejc
+ * @class-name CsvToBean
+ * @description
+ * @date 2023/6/6 18:15
+ */
+public class CsvToBean {
+
+    /**
+     * 在类头上设置csv格式的header
+     * csv文件和java bean的映射
+     */
+    private String header;
+
+    /**
+     * csv文件的分割符号
+     */
+    private char delimiter;
+
+    /**
+     * CSV文件是否有header
+     */
+    private boolean hasHeader;
+
+    public CsvToBean(String header, char delimiter, boolean hasHeader) {
+        this.header = header;
+        this.delimiter = delimiter;
+        this.hasHeader = hasHeader;
+    }
+
+    public String getHeader() {
+        return header;
+    }
+
+    public CsvToBean setHeader(String header) {
+        this.header = header;
+        return this;
+    }
+
+    public char getDelimiter() {
+        return delimiter;
+    }
+
+    public CsvToBean setDelimiter(char delimiter) {
+        this.delimiter = delimiter;
+        return this;
+    }
+
+    public boolean isHasHeader() {
+        return hasHeader;
+    }
+
+    public CsvToBean setHasHeader(boolean hasHeader) {
+        this.hasHeader = hasHeader;
+        return this;
+    }
+}

src/main/java/com/yexuejc/base/pojo/ReadFileBean.java

@@ -1,6 +1,11 @@
 package com.yexuejc.base.pojo;
 
+import org.checkerframework.checker.units.qual.C;
+
+import java.nio.charset.Charset;
+import java.nio.charset.StandardCharsets;
 import java.util.List;
+import java.util.function.Function;
 
 /**
  * @author maxf
@@ -34,7 +39,18 @@ public class ReadFileBean<T> {
      * 文件的length
      */
     private long fileLength;
+    /**
+     * csv文件存在header
+     */
+    private String header;
+    private Charset readCharset = StandardCharsets.UTF_8;
+    public Function<String, String> lineScavenger = t -> t;
 
+    public ReadFileBean() {
+        this.readRowNum = Integer.MAX_VALUE;
+        this.startRowNum = 1;
+        this.endRowNum = 0;
+    }
 
     public ReadFileBean(int readRow) {
         this.readRowNum = readRow;
@@ -42,6 +58,24 @@ public class ReadFileBean<T> {
         this.endRowNum = 0;
     }
 
+    public Charset getReadCharset() {
+        return readCharset;
+    }
+
+    public ReadFileBean<T> setReadCharset(Charset readCharset) {
+        this.readCharset = readCharset;
+        return this;
+    }
+
+    public String getHeader() {
+        return header;
+    }
+
+    public ReadFileBean<T> setHeader(String header) {
+        this.header = header;
+        return this;
+    }
+
     public int getReadRowNum() {
         return readRowNum;
     }
@@ -82,4 +116,8 @@ public class ReadFileBean<T> {
         this.fileLength = fileLength;
         return this;
     }
+
+    public String lineScavenge(String lineData) {
+        return this.lineScavenger.apply(lineData);
+    }
 }

src/main/java/com/yexuejc/base/util/FileUtil.java

@@ -5,7 +5,7 @@ import com.fasterxml.jackson.dataformat.csv.CsvMapper;
 import com.fasterxml.jackson.dataformat.csv.CsvSchema;
 import com.google.common.io.ByteStreams;
 import com.google.common.io.CharStreams;
-import com.yexuejc.base.annotation.CsvHeader;
+import com.yexuejc.base.annotation.CsvToBean;
 import com.yexuejc.base.pojo.ReadFileBean;
 import io.jsonwebtoken.lang.Assert;
 import org.apache.commons.io.IOUtils;
@@ -28,7 +28,6 @@ import java.math.BigInteger;
 import java.nio.MappedByteBuffer;
 import java.nio.channels.FileChannel;
 import java.nio.charset.Charset;
-import java.nio.charset.StandardCharsets;
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.security.MessageDigest;
@@ -52,7 +51,7 @@ import java.util.zip.CRC32;
 public class FileUtil {
     static Logger logger = Logger.getLogger(FileUtil.class.getName());
 
-    private FileUtil() {
+    public FileUtil() {
     }
 
     private static final String TYPE_TAR_GZ = ".tar.gz";
@@ -491,24 +490,48 @@ public class FileUtil {
      * @param <T>          读取结果类型bean
      * @return
      */
-    public <T> ReadFileBean<T> readBigFile(String path, ReadFileBean<T> readFileBean, Class<T> readCls) {
+    public <T> ReadFileBean<T> readBigFile(String path, ReadFileBean<T> readFileBean, Class<T> readCls) throws FileNotFoundException {
         File file = new File(path);
-        judeFileExists(file);
+        if (!file.exists() || file.isDirectory()) {
-        try {
+            throw new FileNotFoundException("file:" + path + " is not found.");
-            RandomAccessFile randomAccessFile = new RandomAccessFile(file, "r");
+        }
+        try (RandomAccessFile randomAccessFile = new RandomAccessFile(file, "r")) {
+            if (readFileBean.getPointer() < 0) {
+                readFileBean.setPointer(0);
+            }
             randomAccessFile.seek(readFileBean.getPointer());
             readFileBean.setFileLength(randomAccessFile.length());
             List<String> datas = new ArrayList<>();
-            for (int i = 0; i < readFileBean.getReadRowNum(); i++) {
+            int row = 1;
-                String s = randomAccessFile.readLine();
+            String line;
-                datas.add(charsetDecode(s, StandardCharsets.UTF_8));
+            while ((line = randomAccessFile.readLine()) != null && row < readFileBean.getReadRowNum()) {
+                row++;
                 readFileBean.setPointer(randomAccessFile.getFilePointer());
+                datas.add(readFileBean.lineScavenge(charsetDecode(line, readFileBean.getReadCharset())));            }
+
+            if (StrUtil.isEmpty(datas)) {
+                //无数据
+                return readFileBean.setDatas(List.of());
             }
-            randomAccessFile.close();
             if (path.contains(TYPE_CSV)) {
                 //csv文件处理
-                datas.add(0, getCsvHeader(readCls));
+                com.yexuejc.base.pojo.CsvToBean csvToBean = getCsvToBean(readCls);
-                List<T> dataList = readCsv(String.join("\n", datas), readCls, ',');
+                readFileBean.setHeader(csvToBean.getHeader());
+                if (csvToBean.isHasHeader()) {
+                    //文件存在header,设置header优先,没设置使用文件的
+                    if (StrUtil.isNotEmpty(csvToBean.getHeader())) {
+                        //替换header
+                        datas.remove(0);
+                        datas.add(0, csvToBean.getHeader());
+                    } else {
+                        readFileBean.setHeader(datas.get(0));
+                    }
+                } else {
+                    //文件不存在header，使用设置的
+                    datas.add(0, csvToBean.getHeader());
+                }
+
+                List<T> dataList = readCsv(String.join("\n", datas), readCls, csvToBean.getDelimiter());
                 readFileBean.setDatas(dataList);
             }
         } catch (FileNotFoundException e) {
@@ -520,18 +543,18 @@ public class FileUtil {
     }
 
     /**
-     * 获取csv的header,使用注解{@link CsvHeader}
+     * 获取csv的header,使用注解{@link CsvToBean}
      *
      * @param cls
      * @param <T>
      * @return
      */
-    public static <T> String getCsvHeader(Class<T> cls) {
+    public static <T> com.yexuejc.base.pojo.CsvToBean getCsvToBean(Class<T> cls) {
-        CsvHeader annotation = cls.getAnnotation(CsvHeader.class);
+        CsvToBean annotation = cls.getAnnotation(CsvToBean.class);
-        Assert.notNull(annotation, cls.toString() + "类上需要添加注解@CsvHeader，并指定header。");
+        Assert.notNull(annotation, cls.toString() + "类上需要添加注解@CsvToBean，并指定header。");
-        String header = annotation.header();
+        com.yexuejc.base.pojo.CsvToBean csvToBean = new com.yexuejc.base.pojo.CsvToBean(
-        Assert.notNull(header, cls.toString() + "类上需要添加注解@CsvHeader，并指定header。");
+                annotation.header(), annotation.delimiter(), annotation.hasHeader());
-        return header;
+        return csvToBean;
     }
 
     /**