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add DriverNamePool

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This commit is contained in:
Looly
2021-04-11 02:53:16 +08:00
parent 3a105e0334
commit c7f7c4c1f9
6 changed files with 239 additions and 67 deletions
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35
hutool-core/src/main/java/cn/hutool/core/util/ObjectUtil.java
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@@ -4,14 +4,8 @@ import cn.hutool.core.collection.IterUtil;
import cn.hutool.core.comparator.CompareUtil;
import cn.hutool.core.convert.Convert;
import cn.hutool.core.exceptions.UtilException;
import cn.hutool.core.io.FastByteArrayOutputStream;
import cn.hutool.core.io.IoUtil;
import cn.hutool.core.map.MapUtil;
import java.io.ByteArrayInputStream;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.io.Serializable;
import java.lang.reflect.Array;
import java.math.BigDecimal;
import java.util.Collection;
@@ -427,24 +421,8 @@ public class ObjectUtil {
* @return 克隆后的对象
* @throws UtilException IO异常和ClassNotFoundException封装
*/
@SuppressWarnings("unchecked")
public static <T> T cloneByStream(T obj) {
if (false == (obj instanceof Serializable)) {
return null;
}
final FastByteArrayOutputStream byteOut = new FastByteArrayOutputStream();
ObjectOutputStream out = null;
try {
out = new ObjectOutputStream(byteOut);
out.writeObject(obj);
out.flush();
final ObjectInputStream in = new ObjectInputStream(new ByteArrayInputStream(byteOut.toByteArray()));
return (T) in.readObject();
} catch (Exception e) {
throw new UtilException(e);
} finally {
IoUtil.close(out);
}
return SerializeUtil.clone(obj);
}
/**
@@ -456,12 +434,7 @@ public class ObjectUtil {
* @return 序列化后的字节码
*/
public static <T> byte[] serialize(T obj) {
if (false == (obj instanceof Serializable)) {
return null;
}
final FastByteArrayOutputStream byteOut = new FastByteArrayOutputStream();
IoUtil.writeObjects(byteOut, false, (Serializable) obj);
return byteOut.toByteArray();
return SerializeUtil.serialize(obj);
}
/**
@@ -477,7 +450,7 @@ public class ObjectUtil {
* @return 反序列化后的对象
*/
public static <T> T deserialize(byte[] bytes) {
return IoUtil.readObj(new ByteArrayInputStream(bytes));
return SerializeUtil.deserialize(bytes);
}
/**
@@ -612,7 +585,7 @@ public class ObjectUtil {
* @param objs 被检查对象
* @return 是否存在
* @since 5.5.3
* @see ArrayUtil#hasNull(Object[])
* @see ArrayUtil#hasNull(Object[])
*/
public static boolean hasNull(Object... objs) {
return ArrayUtil.hasNull(objs);

66
hutool-core/src/main/java/cn/hutool/core/util/SerializeUtil.java Normal file
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@@ -0,0 +1,66 @@
package cn.hutool.core.util;
import cn.hutool.core.exceptions.UtilException;
import cn.hutool.core.io.FastByteArrayOutputStream;
import cn.hutool.core.io.IoUtil;
import java.io.ByteArrayInputStream;
import java.io.Serializable;
/**
* 序列化工具类
*
* @author looly
* @since 5.6.3
*/
public class SerializeUtil {
/**
* 序列化后拷贝流的方式克隆<br>
* 对象必须实现Serializable接口
*
* @param <T> 对象类型
* @param obj 被克隆对象
* @return 克隆后的对象
* @throws UtilException IO异常和ClassNotFoundException封装
*/
public static <T> T clone(T obj) {
if (false == (obj instanceof Serializable)) {
return null;
}
return deserialize(serialize(obj));
}
/**
* 序列化<br>
* 对象必须实现Serializable接口
*
* @param <T> 对象类型
* @param obj 要被序列化的对象
* @return 序列化后的字节码
*/
public static <T> byte[] serialize(T obj) {
if (false == (obj instanceof Serializable)) {
return null;
}
final FastByteArrayOutputStream byteOut = new FastByteArrayOutputStream();
IoUtil.writeObjects(byteOut, false, (Serializable) obj);
return byteOut.toByteArray();
}
/**
* 反序列化<br>
* 对象必须实现Serializable接口
*
* <p>
* 注意！！！ 此方法不会检查反序列化安全，可能存在反序列化漏洞风险！！！
* </p>
*
* @param <T> 对象类型
* @param bytes 反序列化的字节码
* @return 反序列化后的对象
*/
public static <T> T deserialize(byte[] bytes) {
return IoUtil.readObj(new ByteArrayInputStream(bytes));
}
}