fix code

hutool-ai/src/main/java/cn/hutool/v7/ai/core/BaseConfig.java

@@ -34,7 +34,7 @@ public class BaseConfig implements AIConfig {
 	//具体模型
 	protected volatile String model;
 	//动态扩展字段
-	protected Map<String, Object> additionalConfig = new ConcurrentHashMap<>();
+	protected final Map<String, Object> additionalConfig = new ConcurrentHashMap<>();
 	//连接超时时间
 	protected volatile int timeout = 180000;
 	//读取超时时间

hutool-core/src/main/java/cn/hutool/v7/core/annotation/AnnotationProxy.java

@@ -35,6 +35,7 @@ import java.util.Map;
  * @since 5.7.23
  */
 public class AnnotationProxy<T extends Annotation> implements Annotation, InvocationHandler, Serializable {
+	@Serial
 	private static final long serialVersionUID = 1L;
 
 	/**

hutool-core/src/main/java/cn/hutool/v7/core/cache/impl/CacheObj.java

@@ -48,7 +48,7 @@ public class CacheObj<K, V> implements Serializable {
 	/**
 	 * 访问次数
 	 */
-	protected AtomicLong accessCount = new AtomicLong();
+	protected final AtomicLong accessCount = new AtomicLong();
 	/**
 	 * 对象存活时长，0表示永久存活
 	 */

hutool-core/src/main/java/cn/hutool/v7/core/codec/binary/Base62Codec.java

@@ -21,6 +21,7 @@ import cn.hutool.v7.core.codec.Encoder;
 import cn.hutool.v7.core.array.ArrayUtil;
 
 import java.io.ByteArrayOutputStream;
+import java.io.Serial;
 import java.io.Serializable;
 
 /**
@@ -31,6 +32,7 @@ import java.io.Serializable;
  * @since 4.5.9
  */
 public class Base62Codec implements Encoder<byte[], byte[]>, Decoder<byte[], byte[]>, Serializable {
+	@Serial
 	private static final long serialVersionUID = 1L;
 
 	private static final int STANDARD_BASE = 256;
@@ -39,7 +41,7 @@ public class Base62Codec implements Encoder<byte[], byte[]>, Decoder<byte[], byt
 	/**
 	 * 单例
 	 */
-	public static Base62Codec INSTANCE = new Base62Codec();
+	public static final Base62Codec INSTANCE = new Base62Codec();
 
 	/**
 	 * 编码指定消息bytes为Base62格式的bytes
@@ -124,11 +126,11 @@ public class Base62Codec implements Encoder<byte[], byte[]>, Decoder<byte[], byt
 		/**
 		 * GMP风格编码器
 		 */
-		public static Base62Encoder GMP_ENCODER = new Base62Encoder(GMP);
+		public static final Base62Encoder GMP_ENCODER = new Base62Encoder(GMP);
 		/**
 		 * 反转风格，即将GMP风格中的大小写做转换编码器
 		 */
-		public static Base62Encoder INVERTED_ENCODER = new Base62Encoder(INVERTED);
+		public static final Base62Encoder INVERTED_ENCODER = new Base62Encoder(INVERTED);
 
 		private final byte[] alphabet;
 
@@ -158,11 +160,11 @@ public class Base62Codec implements Encoder<byte[], byte[]>, Decoder<byte[], byt
 		/**
 		 * GMP风格解码器
 		 */
-		public static Base62Decoder GMP_DECODER = new Base62Decoder(Base62Encoder.GMP);
+		public static final Base62Decoder GMP_DECODER = new Base62Decoder(Base62Encoder.GMP);
 		/**
 		 * 反转风格，即将GMP风格中的大小写做转换解码器
 		 */
-		public static Base62Decoder INVERTED_DECODER = new Base62Decoder(Base62Encoder.INVERTED);
+		public static final Base62Decoder INVERTED_DECODER = new Base62Decoder(Base62Encoder.INVERTED);
 
 		private final byte[] lookupTable;
 

hutool-core/src/main/java/cn/hutool/v7/core/codec/binary/Base64Decoder.java

@@ -20,6 +20,7 @@ import cn.hutool.v7.core.codec.Decoder;
 import cn.hutool.v7.core.lang.mutable.MutableInt;
 import cn.hutool.v7.core.array.ArrayUtil;
 
+import java.io.Serial;
 import java.io.Serializable;
 
 /**
@@ -31,12 +32,13 @@ import java.io.Serializable;
  *
  */
 public class Base64Decoder implements Decoder<byte[], byte[]>, Serializable {
+	@Serial
 	private static final long serialVersionUID = 1L;
 
 	/**
 	 * 单例对象
 	 */
-	public static Base64Decoder INSTANCE = new Base64Decoder();
+	public static final Base64Decoder INSTANCE = new Base64Decoder();
 
 	private static final byte PADDING = -2;
 

hutool-core/src/main/java/cn/hutool/v7/core/codec/hash/CityHash.java

@@ -36,7 +36,7 @@ public class CityHash implements Hash32<byte[]>, Hash64<byte[]>, Hash128<byte[]>
 	/**
 	 * 单例
 	 */
-	public static CityHash INSTANCE = new CityHash();
+	public static final CityHash INSTANCE = new CityHash();
 
 	// Some primes between 2^63 and 2^64 for various uses.
 	private static final long k0 = 0xc3a5c85c97cb3127L;

hutool-core/src/main/java/cn/hutool/v7/core/codec/hash/ConsistentHash.java

@@ -16,6 +16,7 @@
 
 package cn.hutool.v7.core.codec.hash;
 
+import java.io.Serial;
 import java.io.Serializable;
 import java.util.Collection;
 import java.util.SortedMap;
@@ -30,6 +31,7 @@ import java.util.TreeMap;
  * @author Looly
  */
 public class ConsistentHash<T> implements Serializable {
+	@Serial
 	private static final long serialVersionUID = 1L;
 
 	/**

hutool-core/src/main/java/cn/hutool/v7/core/convert/impl/BeanConverter.java

@@ -29,6 +29,7 @@ import cn.hutool.v7.core.reflect.ConstructorUtil;
 import cn.hutool.v7.core.reflect.TypeUtil;
 import cn.hutool.v7.core.text.StrUtil;
 
+import java.io.Serial;
 import java.io.Serializable;
 import java.lang.reflect.Type;
 import java.util.Map;
@@ -45,12 +46,13 @@ import java.util.Map;
  * @since 4.0.2
  */
 public class BeanConverter implements Converter, Serializable {
+	@Serial
 	private static final long serialVersionUID = 1L;
 
 	/**
 	 * 单例对象
 	 */
-	public static BeanConverter INSTANCE = new BeanConverter();
+	public static final BeanConverter INSTANCE = new BeanConverter();
 
 	private final CopyOptions copyOptions;
 

hutool-core/src/main/java/cn/hutool/v7/core/convert/impl/ClassConverter.java

@@ -20,6 +20,7 @@ import cn.hutool.v7.core.convert.AbstractConverter;
 import cn.hutool.v7.core.classloader.ClassLoaderUtil;
 import cn.hutool.v7.core.convert.MatcherConverter;
 
+import java.io.Serial;
 import java.lang.reflect.Type;
 
 /**
@@ -29,12 +30,13 @@ import java.lang.reflect.Type;
  * @author Looly
  */
 public class ClassConverter extends AbstractConverter implements MatcherConverter {
+	@Serial
 	private static final long serialVersionUID = 1L;
 
 	/**
 	 * 单例
 	 */
-	public static ClassConverter INSTANCE = new ClassConverter();
+	public static final ClassConverter INSTANCE = new ClassConverter();
 
 	private final boolean isInitialized;
 

hutool-core/src/main/java/cn/hutool/v7/core/convert/impl/CollectionConverter.java

@@ -21,6 +21,7 @@ import cn.hutool.v7.core.convert.MatcherConverter;
 import cn.hutool.v7.core.reflect.TypeReference;
 import cn.hutool.v7.core.reflect.TypeUtil;
 
+import java.io.Serial;
 import java.io.Serializable;
 import java.lang.reflect.Type;
 import java.util.Collection;
@@ -32,12 +33,13 @@ import java.util.Collection;
  * @since 3.0.8
  */
 public class CollectionConverter implements MatcherConverter, Serializable {
+	@Serial
 	private static final long serialVersionUID = 1L;
 
 	/**
 	 * 单例实体
 	 */
-	public static CollectionConverter INSTANCE = new CollectionConverter();
+	public static final CollectionConverter INSTANCE = new CollectionConverter();
 
 	@Override
 	public boolean match(final Type targetType, final Class<?> rawType, final Object value) {

hutool-core/src/main/java/cn/hutool/v7/core/convert/impl/stringer/BlobStringer.java

@@ -35,7 +35,7 @@ public class BlobStringer implements Function<Object, String> {
 	/**
 	 * 单例
 	 */
-	public static ClobStringer INSTANCE = new ClobStringer();
+	public static final ClobStringer INSTANCE = new ClobStringer();
 
 
 	@Override

hutool-core/src/main/java/cn/hutool/v7/core/convert/impl/stringer/ClobStringer.java

@@ -34,7 +34,7 @@ public class ClobStringer implements Function<Object, String> {
 	/**
 	 * 单例
 	 */
-	public static ClobStringer INSTANCE = new ClobStringer();
+	public static final ClobStringer INSTANCE = new ClobStringer();
 
 	@Override
 	public String apply(final Object o) {

hutool-core/src/main/java/cn/hutool/v7/core/date/format/parser/DefaultRegexDateParser.java

@@ -32,7 +32,7 @@ public class DefaultRegexDateParser implements PredicateDateParser {
 	/**
 	 * 默认实例
 	 */
-	public static DefaultRegexDateParser INSTANCE = new DefaultRegexDateParser();
+	public static final DefaultRegexDateParser INSTANCE = new DefaultRegexDateParser();
 
 	private final RegexDateParser parser;
 

hutool-core/src/main/java/cn/hutool/v7/core/io/file/visitor/DelVisitor.java

@@ -34,7 +34,7 @@ public class DelVisitor extends SimpleFileVisitor<Path> {
 	/**
 	 * 单例对象
 	 */
-	public static DelVisitor INSTANCE = new DelVisitor();
+	public static final DelVisitor INSTANCE = new DelVisitor();
 
 	@Override
 	public FileVisitResult visitFile(final Path file, final BasicFileAttributes attrs) throws IOException {

hutool-core/src/main/java/cn/hutool/v7/core/math/NumberParser.java

@@ -17,7 +17,6 @@
 package cn.hutool.v7.core.math;
 
 import cn.hutool.v7.core.array.ArrayUtil;
-import cn.hutool.v7.core.lang.Console;
 import cn.hutool.v7.core.text.CharUtil;
 import cn.hutool.v7.core.text.StrUtil;
 

hutool-core/src/main/java/cn/hutool/v7/core/net/url/UrlQueryUtil.java

@@ -17,7 +17,6 @@
 package cn.hutool.v7.core.net.url;
 
 import cn.hutool.v7.core.convert.ConvertUtil;
-import cn.hutool.v7.core.lang.Console;
 import cn.hutool.v7.core.map.MapUtil;
 import cn.hutool.v7.core.text.StrUtil;
 import cn.hutool.v7.core.util.CharsetUtil;

hutool-core/src/test/java/cn/hutool/v7/core/bean/BeanUtilTest.java

@@ -563,7 +563,7 @@ public class BeanUtilTest {
 			this.openid = openid;
 		}
 
-		public String name;
+		public final String name;
 		public int age;
 		public String openid;
 	}

hutool-core/src/test/java/cn/hutool/v7/core/func/LambdaFactoryTest.java

@@ -16,14 +16,14 @@
 
 package cn.hutool.v7.core.func;
 
-import lombok.Data;
-import lombok.Getter;
-import lombok.Setter;
-import lombok.SneakyThrows;
 import cn.hutool.v7.core.collection.ListUtil;
 import cn.hutool.v7.core.exception.ExceptionUtil;
 import cn.hutool.v7.core.reflect.ConstructorUtil;
 import cn.hutool.v7.core.reflect.lookup.LookupUtil;
+import lombok.Data;
+import lombok.Getter;
+import lombok.Setter;
+import lombok.SneakyThrows;
 import org.junit.jupiter.api.Assertions;
 import org.junit.jupiter.api.Disabled;
 import org.junit.jupiter.api.Test;
@@ -73,7 +73,7 @@ public class LambdaFactoryTest {
 		final BiConsumer<Something, String> set = LambdaFactory.build(BiConsumer.class, Something.class, "setName", String.class);
 		set.accept(something, name);
 
-		Assertions.assertEquals(something.getName(), name);
+		Assertions.assertEquals(name, something.getName());
 	}
 
 	@Data
@@ -87,7 +87,6 @@ public class LambdaFactoryTest {
 	 *
 	 * @author nasodaengineer
 	 */
-	@Disabled
 	public static class PerformanceTest {
 
 		public int count;

hutool-core/src/test/java/cn/hutool/v7/core/map/CaseInsensitiveMapTest.java

@@ -16,7 +16,6 @@
 
 package cn.hutool.v7.core.map;
 
-import org.junit.jupiter.api.Assertions;
 import org.junit.jupiter.api.Test;
 
 import java.util.Map;

hutool-core/src/test/java/cn/hutool/v7/core/map/DirectedWeightGraphTest.java

@@ -17,6 +17,7 @@
 package cn.hutool.v7.core.map;
 
 import cn.hutool.v7.core.map.multi.DirectedWeightGraph;
+import org.junit.jupiter.api.Assertions;
 import org.junit.jupiter.api.Disabled;
 import org.junit.jupiter.api.Test;
 
@@ -56,16 +57,8 @@ public class DirectedWeightGraphTest {
 
 		graph.removePoint("X");
 
-		System.out.println(graph);
+		Assertions.assertThrows(DirectedWeightGraph.NegativeRingException.class, ()->{
-		Map<String, DirectedWeightGraph.Path<String>> map = null;
+			graph.bestPathMap("A");
-		try {
+		});
-			map = graph.bestPathMap("A");
-			map.forEach((k, v) -> {
-				System.out.println(v);
-			});
-		} catch (final DirectedWeightGraph.NegativeRingException e) {
-			e.printStackTrace();
-		}
-
 	}
 }

hutool-core/src/test/java/cn/hutool/v7/core/math/BitStatusUtilTest.java

@@ -21,7 +21,6 @@ import org.junit.jupiter.api.Test;
 
 /**
  * @author 温良恭
- * @Date 2024/8/21 22:04
  */
 public class BitStatusUtilTest {
 
@@ -32,9 +31,9 @@ public class BitStatusUtilTest {
 		states = BitStatusUtil.add(states, 2);   // 添加“已读”状态
 		states  = BitStatusUtil.add(states, 4);   // 添加“已写”状态
 //		此时，states 的值为 6，二进制为 110，这表示同时具有“已读”和“已写”状态
-		boolean hasRead = BitStatusUtil.has(states, 2);  // 检查“已读”状态
+		final boolean hasRead = BitStatusUtil.has(states, 2);  // 检查“已读”状态
-		boolean hasWrite = BitStatusUtil.has(states, 4);  // 检查“已写”状态
+		final boolean hasWrite = BitStatusUtil.has(states, 4);  // 检查“已写”状态
-		Assertions.assertEquals(true, hasRead);
+		Assertions.assertTrue(hasRead);
-		Assertions.assertEquals(true, hasWrite);
+		Assertions.assertTrue(hasWrite);
 	}
 }

hutool-core/src/test/java/cn/hutool/v7/core/reflect/FieldUtilTest.java

@@ -31,7 +31,6 @@ import java.util.Objects;
 import java.util.stream.Collectors;
 
 import static org.junit.jupiter.api.Assertions.assertEquals;
-import static org.junit.jupiter.api.Assertions.assertTrue;
 
 public class FieldUtilTest {
 	@Test

hutool-core/src/test/java/cn/hutool/v7/core/text/finder/MultiStrFinderTest.java

@@ -16,7 +16,6 @@
 
 package cn.hutool.v7.core.text.finder;
 
-import cn.hutool.v7.core.lang.Console;
 import org.junit.jupiter.api.Assertions;
 import org.junit.jupiter.api.Test;
 

hutool-core/src/test/java/cn/hutool/v7/core/util/IdUtilTest.java

@@ -17,13 +17,12 @@
 package cn.hutool.v7.core.util;
 
 import cn.hutool.v7.core.collection.set.ConcurrentHashSet;
-import cn.hutool.v7.core.data.id.UUID;
+import cn.hutool.v7.core.data.id.IdUtil;
+import cn.hutool.v7.core.data.id.Snowflake;
 import cn.hutool.v7.core.date.DateUtil;
 import cn.hutool.v7.core.date.StopWatch;
 import cn.hutool.v7.core.exception.HutoolException;
 import cn.hutool.v7.core.lang.Console;
-import cn.hutool.v7.core.data.id.IdUtil;
-import cn.hutool.v7.core.data.id.Snowflake;
 import cn.hutool.v7.core.thread.ThreadUtil;
 import org.junit.jupiter.api.Assertions;
 import org.junit.jupiter.api.Disabled;
@@ -35,7 +34,6 @@ import java.util.Set;
 import java.util.concurrent.CountDownLatch;
 
 import static org.junit.jupiter.api.Assertions.*;
-import static org.junit.jupiter.api.Assertions.assertTrue;
 
 /**
  * {@link IdUtil} 单元测试
@@ -47,19 +45,19 @@ public class IdUtilTest {
 	@Test
 	public void randomUUIDTest() {
 		final String simpleUUID = IdUtil.simpleUUID();
-		Assertions.assertEquals(32, simpleUUID.length());
+		assertEquals(32, simpleUUID.length());
 
 		final String randomUUID = IdUtil.randomUUID();
-		Assertions.assertEquals(36, randomUUID.length());
+		assertEquals(36, randomUUID.length());
 	}
 
 	@Test
 	public void fastUUIDTest() {
 		final String simpleUUID = IdUtil.fastSimpleUUID();
-		Assertions.assertEquals(32, simpleUUID.length());
+		assertEquals(32, simpleUUID.length());
 
 		final String randomUUID = IdUtil.fastUUID();
-		Assertions.assertEquals(36, randomUUID.length());
+		assertEquals(36, randomUUID.length());
 	}
 
 	/**
@@ -88,14 +86,14 @@ public class IdUtilTest {
 	@Test
 	public void objectIdTest() {
 		final String id = IdUtil.objectId();
-		Assertions.assertEquals(24, id.length());
+		assertEquals(24, id.length());
 	}
 
 	@Test
 	public void getSnowflakeTest() {
 		final Snowflake snowflake = IdUtil.getSnowflake(1, 1);
 		final long id = snowflake.next();
-		Assertions.assertTrue(id > 0);
+		assertTrue(id > 0);
 	}
 
 	@Test
@@ -126,7 +124,7 @@ public class IdUtilTest {
 		} catch (final InterruptedException e) {
 			throw new HutoolException(e);
 		}
-		Assertions.assertEquals(threadCount * idCountPerThread, set.size());
+		assertEquals(threadCount * idCountPerThread, set.size());
 	}
 
 	@Test
@@ -156,14 +154,14 @@ public class IdUtilTest {
 		} catch (final InterruptedException e) {
 			throw new HutoolException(e);
 		}
-		Assertions.assertEquals(threadCount * idCountPerThread, set.size());
+		assertEquals(threadCount * idCountPerThread, set.size());
 	}
 
 	@Test
 	public void getDataCenterIdTest() {
 		//按照mac地址算法拼接的算法，maxDatacenterId应该是0xffffffffL>>6-1此处暂时按照0x7fffffffffffffffL-1，防止最后取模溢出
 		final long dataCenterId = IdUtil.getDataCenterId(Long.MAX_VALUE);
-		Assertions.assertTrue(dataCenterId >= 0);
+		assertTrue(dataCenterId >= 0);
 	}
 
 

hutool-cron/src/main/java/cn/hutool/v7/cron/CronTimer.java

@@ -17,10 +17,10 @@
 package cn.hutool.v7.cron;
 
 import cn.hutool.v7.core.date.DateUnit;
-import cn.hutool.v7.core.lang.Console;
 import cn.hutool.v7.core.thread.ThreadUtil;
 import cn.hutool.v7.log.Log;
 
+import java.io.Serial;
 import java.io.Serializable;
 
 /**
@@ -30,6 +30,7 @@ import java.io.Serializable;
  *
  */
 public class CronTimer extends Thread implements Serializable {
+	@Serial
 	private static final long serialVersionUID = 1L;
 
 	private static final Log log = Log.get();

hutool-cron/src/main/java/cn/hutool/v7/cron/CronUtil.java

@@ -217,6 +217,7 @@ public class CronUtil {
 	 * 验证是否为合法的Cron表达式
 	 *
 	 * @param expression 表达式
+	 * @return 是否为合法Cron表达式
 	 */
 	public static boolean isValidExpression(final String expression) {
 		if (expression == null) {

hutool-db/src/main/java/cn/hutool/v7/db/config/DbConfig.java

@@ -16,7 +16,6 @@
 
 package cn.hutool.v7.db.config;
 
-import cn.hutool.v7.db.Db;
 import cn.hutool.v7.db.dialect.Dialect;
 import cn.hutool.v7.db.driver.DriverUtil;
 import cn.hutool.v7.db.ds.DSFactory;

hutool-db/src/main/java/cn/hutool/v7/db/driver/DriverIdentifier.java

@@ -38,7 +38,7 @@ public class DriverIdentifier implements DriverNames {
 	/**
 	 * 单例驱动识别器
 	 */
-	public static DriverIdentifier INSTANCE = new DriverIdentifier(null);
+	public static final DriverIdentifier INSTANCE = new DriverIdentifier(null);
 
 	private final List<DriverMatcher> matcherList;
 

hutool-db/src/main/java/cn/hutool/v7/db/meta/ColumnIndex.java

@@ -18,6 +18,7 @@ package cn.hutool.v7.db.meta;
 
 import cn.hutool.v7.db.DbException;
 
+import java.io.Serial;
 import java.io.Serializable;
 import java.sql.ResultSet;
 import java.sql.SQLException;
@@ -29,6 +30,7 @@ import java.sql.SQLException;
  * @since 5.7.23
  */
 public class ColumnIndex implements Serializable, Cloneable {
+	@Serial
 	private static final long serialVersionUID = 1L;
 
 	/**
@@ -67,20 +69,44 @@ public class ColumnIndex implements Serializable, Cloneable {
 		this.ascOrDesc = ascOrDesc;
 	}
 
+	/**
+	 * 获取索引列名
+	 *
+	 * @return 索引列名
+	 */
 	public String getColumnName() {
 		return columnName;
 	}
 
-	public void setColumnName(final String columnName) {
+	/**
+	 * 设置索引列名
+	 *
+	 * @param columnName 索引列名
+	 * @return this
+	 */
+	public ColumnIndex setColumnName(final String columnName) {
 		this.columnName = columnName;
+		return this;
 	}
 
+	/**
+	 * 获取索引列排序顺序
+	 *
+	 * @return 索引列排序顺序
+	 */
 	public String getAscOrDesc() {
 		return ascOrDesc;
 	}
 
-	public void setAscOrDesc(final String ascOrDesc) {
+	/**
+	 * 设置索引列排序顺序
+	 *
+	 * @param ascOrDesc 索引列排序顺序
+	 * @return this
+	 */
+	public ColumnIndex setAscOrDesc(final String ascOrDesc) {
 		this.ascOrDesc = ascOrDesc;
+		return this;
 	}
 
 	@Override

hutool-extra/src/main/java/cn/hutool/v7/extra/management/oshi/CpuInfo.java

@@ -107,68 +107,164 @@ public class CpuInfo {
 		this.cpuModel = cpuModel;
 	}
 
+	/**
+	 * 获取CPU核心数
+	 *
+	 * @return CPU核心数
+	 */
 	public Integer getCpuNum() {
 		return cpuNum;
 	}
 
-	public void setCpuNum(final Integer cpuNum) {
+	/**
+	 * 设置CPU核心数
+	 *
+	 * @param cpuNum CPU核心数
+	 * @return this
+	 */
+	public CpuInfo setCpuNum(final Integer cpuNum) {
 		this.cpuNum = cpuNum;
+		return this;
 	}
 
+	/**
+	 * 获取CPU总使用率
+	 *
+	 * @return CPU总使用率
+	 */
 	public double getToTal() {
 		return toTal;
 	}
 
-	public void setToTal(final double toTal) {
+	/**
+	 * 设置CPU总使用率
+	 *
+	 * @param toTal CPU总使用率
+	 * @return this
+	 */
+	public CpuInfo setToTal(final double toTal) {
 		this.toTal = toTal;
+		return this;
 	}
 
+	/**
+	 * 获取CPU系统使用率
+	 *
+	 * @return CPU系统使用率
+	 */
 	public double getSys() {
 		return sys;
 	}
 
-	public void setSys(final double sys) {
+	/**
+	 * 设置CPU系统使用率
+	 *
+	 * @param sys CPU系统使用率
+	 * @return this
+	 */
+	public CpuInfo setSys(final double sys) {
 		this.sys = sys;
+		return this;
 	}
 
+	/**
+	 * 获取CPU用户使用率
+	 *
+	 * @return CPU用户使用率
+	 */
 	public double getUser() {
 		return user;
 	}
 
-	public void setUser(final double user) {
+	/**
+	 * 设置CPU用户使用率
+	 *
+	 * @param user CPU用户使用率
+	 * @return this
+	 */
+	public CpuInfo setUser(final double user) {
 		this.user = user;
+		return this;
 	}
 
+	/**
+	 * 获取CPU当前等待率
+	 *
+	 * @return CPU当前等待率
+	 */
 	public double getWait() {
 		return wait;
 	}
 
-	public void setWait(final double wait) {
+	/**
+	 * 设置CPU当前等待率
+	 *
+	 * @param wait CPU当前等待率
+	 * @return this
+	 */
+	public CpuInfo setWait(final double wait) {
 		this.wait = wait;
+		return this;
 	}
 
+	/**
+	 * 获取CPU当前空闲率
+	 *
+	 * @return CPU当前空闲率
+	 */
 	public double getFree() {
 		return free;
 	}
 
-	public void setFree(final double free) {
+	/**
+	 * 设置CPU当前空闲率
+	 *
+	 * @param free CPU当前空闲率
+	 * @return this
+	 */
+	public CpuInfo setFree(final double free) {
 		this.free = free;
+		return this;
 	}
 
+	/**
+	 * 获取CPU型号信息
+	 *
+	 * @return CPU型号信息
+	 */
 	public String getCpuModel() {
 		return cpuModel;
 	}
 
-	public void setCpuModel(final String cpuModel) {
+	/**
+	 * 设置CPU型号信息
+	 *
+	 * @param cpuModel CPU型号信息
+	 * @return this
+	 */
+	public CpuInfo setCpuModel(final String cpuModel) {
 		this.cpuModel = cpuModel;
+		return this;
 	}
 
+	/**
+	 * 获取CPU ticks
+	 *
+	 * @return CPU ticks
+	 */
 	public CpuTicks getTicks() {
 		return ticks;
 	}
 
-	public void setTicks(final CpuTicks ticks) {
+	/**
+	 * 设置CPU ticks
+	 *
+	 * @param ticks CPU ticks
+	 * @return this
+	 */
+	public CpuInfo setTicks(final CpuTicks ticks) {
 		this.ticks = ticks;
+		return this;
 	}
 
 	/**
@@ -183,15 +279,15 @@ public class CpuInfo {
 	@Override
 	public String toString() {
 		return "CpuInfo{" +
-				"CPU核心数=" + cpuNum +
+			"CPU核心数=" + cpuNum +
-				", CPU总的使用率=" + toTal +
+			", CPU总的使用率=" + toTal +
-				", CPU系统使用率=" + sys +
+			", CPU系统使用率=" + sys +
-				", CPU用户使用率=" + user +
+			", CPU用户使用率=" + user +
-				", CPU当前等待率=" + wait +
+			", CPU当前等待率=" + wait +
-				", CPU当前空闲率=" + free +
+			", CPU当前空闲率=" + free +
-				", CPU利用率=" + getUsed() +
+			", CPU利用率=" + getUsed() +
-				", CPU型号信息='" + cpuModel + '\'' +
+			", CPU型号信息='" + cpuModel + '\'' +
-				'}';
+			'}';
 	}
 
 	/**

hutool-extra/src/main/java/cn/hutool/v7/extra/template/engine/freemarker/FreemarkerTemplate.java

@@ -21,10 +21,7 @@ import cn.hutool.v7.core.io.IoUtil;
 import cn.hutool.v7.extra.template.Template;
 import cn.hutool.v7.extra.template.TemplateException;
 
-import java.io.IOException;
+import java.io.*;
-import java.io.OutputStream;
-import java.io.Serializable;
-import java.io.Writer;
 import java.nio.charset.Charset;
 import java.util.Map;
 
@@ -34,6 +31,7 @@ import java.util.Map;
  * @author Looly
  */
 public class FreemarkerTemplate implements Template, Serializable{
+	@Serial
 	private static final long serialVersionUID = -8157926902932567280L;
 
 	freemarker.template.Template rawTemplate;

hutool-extra/src/main/java/cn/hutool/v7/extra/validation/BeanValidationResult.java

@@ -112,37 +112,73 @@ public class BeanValidationResult {
 		 */
 		private Object value;
 
+		/**
+		 * 获取属性字段名称
+		 *
+		 * @return 属性字段名称
+		 */
 		public String getPropertyName() {
 			return propertyName;
 		}
 
-		public void setPropertyName(final String propertyName) {
+		/**
+		 * 设置属性字段名称
+		 *
+		 * @param propertyName 属性字段名称
+		 * @return this
+		 */
+		public ErrorMessage setPropertyName(final String propertyName) {
 			this.propertyName = propertyName;
+			return this;
 		}
 
+		/**
+		 * 获取错误信息
+		 *
+		 * @return 错误信息
+		 */
 		public String getMessage() {
 			return message;
 		}
 
-		public void setMessage(final String message) {
+		/**
+		 * 设置错误信息
+		 *
+		 * @param message 错误信息
+		 * @return this
+		 */
+		public ErrorMessage setMessage(final String message) {
 			this.message = message;
+			return this;
 		}
 
+		/**
+		 * 获取错误值
+		 *
+		 * @return 错误值
+		 */
 		public Object getValue() {
 			return value;
 		}
 
-		public void setValue(final Object value) {
+		/**
+		 * 设置错误值
+		 *
+		 * @param value 错误值
+		 * @return this
+		 */
+		public ErrorMessage setValue(final Object value) {
 			this.value = value;
+			return this;
 		}
 
 		@Override
 		public String toString() {
 			return "ErrorMessage{" +
-					"propertyName='" + propertyName + '\'' +
+				"propertyName='" + propertyName + '\'' +
-					", message='" + message + '\'' +
+				", message='" + message + '\'' +
-					", value=" + value +
+				", value=" + value +
-					'}';
+				'}';
 		}
 	}
 }

hutool-extra/src/main/resources/META-INF/services/cn.hutool.v7.extra.mq.engine.MQEngine

@@ -16,4 +16,4 @@
 
 cn.hutool.v7.extra.mq.engine.kafka.KafkaEngine
 cn.hutool.v7.extra.mq.engine.rabbitmq.RabbitMQEngine
-cn.hutool.v7.extra.mq.engine.activemq.ActiveMQ5Engine
+cn.hutool.v7.extra.mq.engine.rocketmq.RocketMQEngine

hutool-http/src/main/java/cn/hutool/v7/http/client/engine/httpclient5/ClassicHttpRequestBuilder.java

@@ -44,7 +44,7 @@ public class ClassicHttpRequestBuilder implements EngineRequestBuilder<ClassicHt
 	/**
 	 * 单例
 	 */
-	public static ClassicHttpRequestBuilder INSTANCE = new ClassicHttpRequestBuilder();
+	public static final ClassicHttpRequestBuilder INSTANCE = new ClassicHttpRequestBuilder();
 
 	@Override
 	public ClassicHttpRequest build(final Request message) {

hutool-json/src/test/java/cn/hutool/v7/json/issues/IssueIB9MH0Test.java

@@ -38,8 +38,8 @@ public class IssueIB9MH0Test {
 		_01("tab_people_home","首页"),
 		_02("tab_people_hospital","医院");
 
-		private String code;
+		private final String code;
-		private String title;
+		private final String title;
 
 		TabTypeEnum(final String code, final String title) {
 			this.code = code;

hutool-poi/src/main/java/cn/hutool/v7/poi/excel/writer/SheetTemplateWriter.java

@@ -17,7 +17,6 @@
 package cn.hutool.v7.poi.excel.writer;
 
 import org.apache.poi.ss.usermodel.Sheet;
-import cn.hutool.v7.core.map.BeanMap;
 
 import java.util.Map;