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fix code

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This commit is contained in:
Looly 2023-04-21 01:09:02 +08:00
parent 9bbfdca820
commit 32e8caccdd
14 changed files with 86 additions and 512 deletions
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49
hutool-core/src/main/java/org/dromara/hutool/core/func/LambdaFactory.java
View File

@ -31,9 +31,6 @@ import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;
import static java.lang.invoke.LambdaMetafactory.FLAG_SERIALIZABLE;
import static java.lang.invoke.MethodType.methodType;
/**
* 以类似反射的方式动态创建Lambda，在性能上有一定优势，同时避免每次调用Lambda时创建匿名内部类
* TODO JDK9+存在兼容问题
@ -65,8 +62,8 @@ public class LambdaFactory {
* @param methodClass 声明方法的类的类型
* @param methodName 方法名称
* @param paramTypes 方法参数数组
* @param <F> Function类型
* @return 接受Lambda的函数式接口对象
* @param <F> Function类型
*/
public static <F> F build(final Class<F> functionInterfaceType, final Class<?> methodClass, final String methodName, final Class<?>... paramTypes) {
return build(functionInterfaceType, MethodUtil.getMethod(methodClass, methodName, paramTypes));
@ -77,7 +74,7 @@ public class LambdaFactory {
* 调用函数相当于执行对应的方法或构造
*
* @param functionInterfaceType 接受Lambda的函数式接口类型
* @param executable 方法对象，支持构造器
* @param executable 方法对象，支持构造器
* @param <F> Function类型
* @return 接受Lambda的函数式接口对象
*/
@ -88,8 +85,8 @@ public class LambdaFactory {
final MutableEntry<Class<?>, Executable> cacheKey = new MutableEntry<>(functionInterfaceType, executable);
return (F) CACHE.computeIfAbsent(cacheKey, key -> {
final List<Method> abstractMethods = Arrays.stream(functionInterfaceType.getMethods())
.filter(ModifierUtil::isAbstract)
.collect(Collectors.toList());
.filter(ModifierUtil::isAbstract)
.collect(Collectors.toList());
Assert.equals(abstractMethods.size(), 1, "不支持非函数式接口");
ReflectUtil.setAccessible(executable);
@ -107,27 +104,27 @@ public class LambdaFactory {
final Method invokeMethod = abstractMethods.get(0);
final MethodHandles.Lookup caller = LookupUtil.lookup(executable.getDeclaringClass());
final String invokeName = invokeMethod.getName();
final MethodType invokedType = methodType(functionInterfaceType);
final MethodType samMethodType = methodType(invokeMethod.getReturnType(), invokeMethod.getParameterTypes());
final MethodType invokedType = MethodType.methodType(functionInterfaceType);
final MethodType samMethodType = MethodType.methodType(invokeMethod.getReturnType(), invokeMethod.getParameterTypes());
try {
final CallSite callSite = isSerializable ?
LambdaMetafactory.altMetafactory(
caller,
invokeName,
invokedType,
samMethodType,
methodHandle,
instantiatedMethodType,
FLAG_SERIALIZABLE
) :
LambdaMetafactory.metafactory(
caller,
invokeName,
invokedType,
samMethodType,
methodHandle,
instantiatedMethodType
);
LambdaMetafactory.altMetafactory(
caller,
invokeName,
invokedType,
samMethodType,
methodHandle,
instantiatedMethodType,
LambdaMetafactory.FLAG_SERIALIZABLE
) :
LambdaMetafactory.metafactory(
caller,
invokeName,
invokedType,
samMethodType,
methodHandle,
instantiatedMethodType
);
//noinspection unchecked
return (F) callSite.getTarget().invoke();
} catch (final Throwable e) {

12
hutool-core/src/main/java/org/dromara/hutool/core/reflect/ConstructorUtil.java
View File

@ -89,20 +89,16 @@ public class ConstructorUtil {
// --------------------------------------------------------------------------------------------------------- newInstance
/**
* 实例化对象
* 实例化对象<br>
* 类必须有空构造函数
*
* @param <T> 对象类型
* @param clazz 类名
* @return 对象
* @throws UtilException 包装各类异常
*/
@SuppressWarnings("unchecked")
public static <T> T newInstance(final String clazz) throws UtilException {
try {
return (T) ClassLoaderUtil.loadClass(clazz).newInstance();
} catch (final Exception e) {
throw new UtilException(e, "Instance class [{}] error!", clazz);
}
return newInstance(ClassLoaderUtil.loadClass(clazz));
}
/**
@ -117,7 +113,7 @@ public class ConstructorUtil {
public static <T> T newInstance(final Class<T> clazz, final Object... params) throws UtilException {
if (ArrayUtil.isEmpty(params)) {
final Constructor<T> constructor = getConstructor(clazz);
if(null == constructor){
if (null == constructor) {
throw new UtilException("No constructor for [{}]", clazz);
}
try {

15
hutool-extra/pom.xml
View File

@ -354,8 +354,8 @@
</dependency>
<dependency>
<groupId>com.mayabot.mynlp</groupId>
<artifactId>mynlp-segment</artifactId>
<version>3.0.2</version>
<artifactId>mynlp-all</artifactId>
<version>4.0.0</version>
<optional>true</optional>
</dependency>
<!-- Spring Boot -->
@ -422,6 +422,13 @@
<scope>compile</scope>
<optional>true</optional>
</dependency>
<dependency>
<groupId>net.bytebuddy</groupId>
<artifactId>byte-buddy</artifactId>
<version>1.14.4</version>
<scope>compile</scope>
<optional>true</optional>
</dependency>
<!-- 验证工具可选依赖 begin -->
<dependency>
<groupId>jakarta.validation</groupId>
@ -463,6 +470,10 @@
<artifactId>junit-jupiter</artifactId>
<groupId>org.junit.jupiter</groupId>
</exclusion>
<exclusion>
<artifactId>json-path</artifactId>
<groupId>com.jayway.jsonpath</groupId>
</exclusion>
</exclusions>
</dependency>
<dependency>

72
hutool-extra/src/main/java/org/dromara/hutool/extra/aop/interceptor/CglibInterceptor.java
View File

@ -1,72 +0,0 @@
/*
* Copyright (c) 2023 looly(loolly@aliyun.com)
* Hutool is licensed under Mulan PSL v2.
* You can use this software according to the terms and conditions of the Mulan PSL v2.
* You may obtain a copy of Mulan PSL v2 at:
* http://license.coscl.org.cn/MulanPSL2
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
* See the Mulan PSL v2 for more details.
*/
package org.dromara.hutool.extra.aop.interceptor;
import org.dromara.hutool.extra.aop.aspects.Aspect;
import net.sf.cglib.proxy.MethodInterceptor;
import net.sf.cglib.proxy.MethodProxy;
import java.io.Serializable;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
/**
* Cglib实现的动态代理切面
*
* @author looly, ted.L
*/
public class CglibInterceptor implements MethodInterceptor, Serializable {
private static final long serialVersionUID = 1L;
private final Object target;
private final Aspect aspect;
/**
* 构造
*
* @param target 被代理对象
* @param aspect 切面实现
*/
public CglibInterceptor(final Object target, final Aspect aspect) {
this.target = target;
this.aspect = aspect;
}
public Object getTarget() {
return this.target;
}
@Override
public Object intercept(final Object obj, final Method method, final Object[] args, final MethodProxy proxy) throws Throwable {
final Object target = this.target;
Object result = null;
// 开始前回调
if (aspect.before(target, method, args)) {
try {
// result = proxy.invokeSuper(obj, args);
result = proxy.invoke(target, args);
} catch (final InvocationTargetException e) {
// 异常回调（只捕获业务代码导致的异常，而非反射导致的异常）
if (aspect.afterException(target, method, args, e.getTargetException())) {
throw e;
}
}
}
// 结束执行回调
if (aspect.after(target, method, args, result)) {
return result;
}
return null;
}
}

18
hutool-extra/src/main/java/org/dromara/hutool/extra/aop/interceptor/JdkInterceptor.java
View File

@ -16,7 +16,6 @@ import org.dromara.hutool.core.reflect.ModifierUtil;
import org.dromara.hutool.core.reflect.ReflectUtil;
import org.dromara.hutool.extra.aop.aspects.Aspect;
import java.io.Serializable;
import java.lang.reflect.InvocationHandler;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
@ -27,12 +26,9 @@ import java.lang.reflect.Method;
* @author Looly
* @author ted.L
*/
public class JdkInterceptor implements InvocationHandler, Serializable {
public class JdkInterceptor extends SimpleInterceptor implements InvocationHandler {
private static final long serialVersionUID = 1L;
private final Object target;
private final Aspect aspect;
/**
* 构造
*
@ -40,17 +36,7 @@ public class JdkInterceptor implements InvocationHandler, Serializable {
* @param aspect 切面实现
*/
public JdkInterceptor(final Object target, final Aspect aspect) {
this.target = target;
this.aspect = aspect;
}
/**
* 获取目标对象
*
* @return 目标对象
*/
public Object getTarget() {
return this.target;
super(target, aspect);
}
@SuppressWarnings("SuspiciousInvocationHandlerImplementation")

39
hutool-extra/src/main/java/org/dromara/hutool/extra/aop/proxy/CglibProxyFactory.java → hutool-extra/src/main/java/org/dromara/hutool/extra/aop/interceptor/SimpleInterceptor.java
View File

@ -10,27 +10,42 @@
* See the Mulan PSL v2 for more details.
*/
package org.dromara.hutool.extra.aop.proxy;
package org.dromara.hutool.extra.aop.interceptor;
import org.dromara.hutool.extra.aop.aspects.Aspect;
import org.dromara.hutool.extra.aop.interceptor.CglibInterceptor;
import net.sf.cglib.proxy.Enhancer;
import java.io.Serializable;
/**
* 基于Cglib的切面代理工厂
* 简单拦截器，保存了被拦截的对象和Aspect实现
*
* @author looly
* @since 6.0.0
*/
public class CglibProxyFactory implements ProxyFactory {
public class SimpleInterceptor implements Serializable {
private static final long serialVersionUID = 1L;
@Override
@SuppressWarnings("unchecked")
public <T> T proxy(final T target, final Aspect aspect) {
final Enhancer enhancer = new Enhancer();
enhancer.setSuperclass(target.getClass());
enhancer.setCallback(new CglibInterceptor(target, aspect));
return (T) enhancer.create();
protected final Object target;
protected final Aspect aspect;
/**
* 构造
*
* @param target 被代理对象
* @param aspect 切面实现
*/
public SimpleInterceptor(final Object target, final Aspect aspect) {
this.target = target;
this.aspect = aspect;
}
/**
* 获取目标对象
*
* @return 目标对象
*/
public Object getTarget() {
return this.target;
}
}

22
hutool-extra/src/main/java/org/dromara/hutool/extra/aop/interceptor/SpringCglibInterceptor.java
View File

@ -16,21 +16,18 @@ import org.dromara.hutool.extra.aop.aspects.Aspect;
import org.springframework.cglib.proxy.MethodInterceptor;
import org.springframework.cglib.proxy.MethodProxy;
import java.io.Serializable;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
/**
* Spring-cglib实现的动态代理切面
* Spring-cglib实现的动态代理切面<br>
* 只用于JDK8
*
* @author looly
*/
public class SpringCglibInterceptor implements MethodInterceptor, Serializable {
public class SpringCglibInterceptor extends SimpleInterceptor implements MethodInterceptor {
private static final long serialVersionUID = 1L;
private final Object target;
private final Aspect aspect;
/**
* 构造
*
@ -38,17 +35,7 @@ public class SpringCglibInterceptor implements MethodInterceptor, Serializable {
* @param aspect 切面实现
*/
public SpringCglibInterceptor(final Object target, final Aspect aspect) {
this.target = target;
this.aspect = aspect;
}
/**
* 获得目标对象
*
* @return 目标对象
*/
public Object getTarget() {
return this.target;
super(target, aspect);
}
@Override
@ -58,7 +45,6 @@ public class SpringCglibInterceptor implements MethodInterceptor, Serializable {
// 开始前回调
if (aspect.before(target, method, args)) {
try {
// result = proxy.invokeSuper(obj, args);
result = proxy.invoke(target, args);
} catch (final InvocationTargetException e) {
// 异常回调（只捕获业务代码导致的异常，而非反射导致的异常）

287
hutool-extra/src/main/java/org/dromara/hutool/extra/script/ScriptUtil.java
View File

@ -1,287 +0,0 @@
/*
* Copyright (c) 2023 looly(loolly@aliyun.com)
* Hutool is licensed under Mulan PSL v2.
* You can use this software according to the terms and conditions of the Mulan PSL v2.
* You may obtain a copy of Mulan PSL v2 at:
* http://license.coscl.org.cn/MulanPSL2
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
* See the Mulan PSL v2 for more details.
*/
package org.dromara.hutool.extra.script;
import org.dromara.hutool.core.exceptions.UtilException;
import org.dromara.hutool.core.map.WeakConcurrentMap;
import org.dromara.hutool.core.text.StrUtil;
import javax.script.Bindings;
import javax.script.Compilable;
import javax.script.CompiledScript;
import javax.script.Invocable;
import javax.script.ScriptContext;
import javax.script.ScriptEngine;
import javax.script.ScriptEngineManager;
import javax.script.ScriptException;
/**
* 脚本工具类<br>
* 此脚本工具为javax.script的薄封装，脚本执行取决于脚本引擎<br>
* 使用此脚本工具用户需要自行检查脚本中可能存在的风险代码，以避免脚本执行漏洞。
*
* @author Looly
*/
public class ScriptUtil {
private static final ScriptEngineManager MANAGER = new ScriptEngineManager();
private static final WeakConcurrentMap<String, ScriptEngine> CACHE = new WeakConcurrentMap<>();
/**
* 获得单例的{@link ScriptEngine} 实例
*
* @param nameOrExtOrMime 脚本名称
* @return {@link ScriptEngine} 实例
*/
public static ScriptEngine getScript(final String nameOrExtOrMime) {
return CACHE.computeIfAbsent(nameOrExtOrMime, (key) -> createScript(nameOrExtOrMime));
}
/**
* 创建 {@link ScriptEngine} 实例
*
* @param nameOrExtOrMime 脚本名称
* @return {@link ScriptEngine} 实例
* @since 5.2.6
*/
public static ScriptEngine createScript(final String nameOrExtOrMime) {
ScriptEngine engine = MANAGER.getEngineByName(nameOrExtOrMime);
if (null == engine) {
engine = MANAGER.getEngineByExtension(nameOrExtOrMime);
}
if (null == engine) {
engine = MANAGER.getEngineByMimeType(nameOrExtOrMime);
}
if (null == engine) {
throw new NullPointerException(StrUtil.format("Script for [{}] not support !", nameOrExtOrMime));
}
return engine;
}
/**
* 获得单例的JavaScript引擎
*
* @return Javascript引擎
* @since 5.2.5
*/
public static ScriptEngine getJsEngine() {
return getScript("js");
}
/**
* 创建新的JavaScript引擎
*
* @return Javascript引擎
* @since 5.2.6
*/
public static ScriptEngine createJsEngine() {
return createScript("js");
}
/**
* 获得单例的Python引擎<br>
* 需要引入org.python:jython
*
* @return Python引擎
* @since 5.2.5
*/
public static ScriptEngine getPythonEngine() {
System.setProperty("python.import.site", "false");
return getScript("python");
}
/**
* 创建Python引擎<br>
* 需要引入org.python:jython
*
* @return Python引擎
* @since 5.2.6
*/
public static ScriptEngine createPythonEngine() {
System.setProperty("python.import.site", "false");
return createScript("python");
}
/**
* 获得单例的Lua引擎<br>
* 需要引入org.luaj:luaj-jse
*
* @return Lua引擎
* @since 5.2.5
*/
public static ScriptEngine getLuaEngine() {
return getScript("lua");
}
/**
* 创建Lua引擎<br>
* 需要引入org.luaj:luaj-jse
*
* @return Lua引擎
* @since 5.2.6
*/
public static ScriptEngine createLuaEngine() {
return createScript("lua");
}
/**
* 获得单例的Groovy引擎<br>
* 需要引入org.codehaus.groovy:groovy-all
*
* @return Groovy引擎
* @since 5.2.5
*/
public static ScriptEngine getGroovyEngine() {
return getScript("groovy");
}
/**
* 创建Groovy引擎<br>
* 需要引入org.codehaus.groovy:groovy-all
*
* @return Groovy引擎
* @since 5.2.6
*/
public static ScriptEngine createGroovyEngine() {
return createScript("groovy");
}
/**
* 执行Javascript脚本，返回Invocable，此方法分为两种情况：
*
* <ol>
* <li>执行的脚本返回值是可执行的脚本方法</li>
* <li>脚本为函数库，则ScriptEngine本身为可执行方法</li>
* </ol>
*
* @param script 脚本内容
* @return 执行结果
* @throws UtilException 脚本异常
* @since 5.3.6
*/
public static Invocable evalInvocable(final String script) throws UtilException {
final ScriptEngine jsEngine = getJsEngine();
final Object eval;
try {
eval = jsEngine.eval(script);
} catch (final ScriptException e) {
throw new UtilException(e);
}
if(eval instanceof Invocable){
return (Invocable)eval;
} else if(jsEngine instanceof Invocable){
return (Invocable)jsEngine;
}
throw new UtilException("Script is not invocable !");
}
/**
* 执行有返回值的Javascript脚本
*
* @param script 脚本内容
* @return 执行结果
* @throws UtilException 脚本异常
* @since 3.2.0
*/
public static Object eval(final String script) throws UtilException {
try {
return getJsEngine().eval(script);
} catch (final ScriptException e) {
throw new UtilException(e);
}
}
/**
* 执行有返回值的脚本
*
* @param script 脚本内容
* @param context 脚本上下文
* @return 执行结果
* @throws UtilException 脚本异常
* @since 3.2.0
*/
public static Object eval(final String script, final ScriptContext context) throws UtilException {
try {
return getJsEngine().eval(script, context);
} catch (final ScriptException e) {
throw new UtilException(e);
}
}
/**
* 执行有返回值的脚本
*
* @param script 脚本内容
* @param bindings 绑定的参数
* @return 执行结果
* @throws UtilException 脚本异常
* @since 3.2.0
*/
public static Object eval(final String script, final Bindings bindings) throws UtilException {
try {
return getJsEngine().eval(script, bindings);
} catch (final ScriptException e) {
throw new UtilException(e);
}
}
/**
* 执行JS脚本中的指定方法
*
* @param script js脚本
* @param func 方法名
* @param args 方法参数
* @return 结果
* @since 5.3.6
*/
public static Object invoke(final String script, final String func, final Object... args) {
final Invocable eval = evalInvocable(script);
try {
return eval.invokeFunction(func, args);
} catch (final ScriptException | NoSuchMethodException e) {
throw new UtilException(e);
}
}
/**
* 编译Javascript脚本
*
* @param script 脚本内容
* @return {@link CompiledScript}
* @throws UtilException 脚本异常
* @since 3.2.0
*/
public static CompiledScript compile(final String script) throws UtilException {
try {
return compile(getJsEngine(), script);
} catch (final ScriptException e) {
throw new UtilException(e);
}
}
/**
* 编译Javascript脚本
*
* @param engine 引擎
* @param script 脚本内容
* @return {@link CompiledScript}
* @throws ScriptException 脚本异常
*/
public static CompiledScript compile(final ScriptEngine engine, final String script) throws ScriptException {
if (engine instanceof Compilable) {
final Compilable compEngine = (Compilable) engine;
return compEngine.compile(script);
}
return null;
}
}

18
hutool-extra/src/main/java/org/dromara/hutool/extra/script/package-info.java
View File

@ -1,18 +0,0 @@
/*
* Copyright (c) 2023 looly(loolly@aliyun.com)
* Hutool is licensed under Mulan PSL v2.
* You can use this software according to the terms and conditions of the Mulan PSL v2.
* You may obtain a copy of Mulan PSL v2 at:
* http://license.coscl.org.cn/MulanPSL2
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
* See the Mulan PSL v2 for more details.
*/
/**
* 使用Java对脚本引擎的工具封装
*
* @author looly
*/
package org.dromara.hutool.extra.script;

8
hutool-extra/src/main/java/org/dromara/hutool/extra/tokenizer/engine/mynlp/MynlpEngine.java
View File

@ -12,10 +12,9 @@
package org.dromara.hutool.extra.tokenizer.engine.mynlp;
import com.mayabot.nlp.Mynlp;
import com.mayabot.nlp.segment.Lexer;
import com.mayabot.nlp.segment.Lexers;
import com.mayabot.nlp.segment.Sentence;
import org.dromara.hutool.core.text.StrUtil;
import org.dromara.hutool.extra.tokenizer.Result;
import org.dromara.hutool.extra.tokenizer.TokenizerEngine;
@ -35,7 +34,10 @@ public class MynlpEngine implements TokenizerEngine {
* 构造
*/
public MynlpEngine() {
this.lexer = Lexers.core();
// CORE分词器构建器
// 开启词性标注功能
// 开启人名识别功能
this.lexer = Mynlp.instance().bigramLexer();
}
/**

1
hutool-extra/src/main/resources/META-INF/services/org.dromara.hutool.extra.aop.proxy.ProxyFactory
View File

@ -10,6 +10,5 @@
# See the Mulan PSL v2 for more details.
#
org.dromara.hutool.extra.aop.proxy.CglibProxyFactory
org.dromara.hutool.extra.aop.proxy.SpringCglibProxyFactory
org.dromara.hutool.extra.aop.proxy.JdkProxyFactory

39
hutool-extra/src/test/java/org/dromara/hutool/extra/script/ScriptUtilTest.java
View File

@ -1,39 +0,0 @@
package org.dromara.hutool.extra.script;
import org.dromara.hutool.core.exceptions.UtilException;
import org.dromara.hutool.core.io.resource.ResourceUtil;
import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.Test;
import javax.script.CompiledScript;
import javax.script.ScriptException;
/**
* 脚本单元测试类
*
* @author looly
*
*/
public class ScriptUtilTest {
@Test
public void compileTest() {
final CompiledScript script = ScriptUtil.compile("print('Script test!');");
try {
script.eval();
} catch (final ScriptException e) {
throw new UtilException(e);
}
}
@Test
public void evalTest() {
ScriptUtil.eval("print('Script test!');");
}
@Test
public void invokeTest() {
final Object result = ScriptUtil.invoke(ResourceUtil.readUtf8Str("filter1.js"), "filter1", 2, 1);
Assertions.assertTrue((Boolean) result);
}
}

6
hutool-extra/src/test/resources/filter1.js
View File

@ -1,6 +0,0 @@
function filter1(a, b) {
if (a > b) {
return a > b;
}
return false;
}

12
hutool-swing/src/main/java/org/dromara/hutool/swing/img/ImgUtil.java
View File

@ -13,17 +13,21 @@
package org.dromara.hutool.swing.img;
import org.dromara.hutool.core.codec.binary.Base64;
import org.dromara.hutool.core.io.file.FileUtil;
import org.dromara.hutool.core.io.IORuntimeException;
import org.dromara.hutool.core.io.IoUtil;
import org.dromara.hutool.core.io.file.FileNameUtil;
import org.dromara.hutool.core.io.file.FileUtil;
import org.dromara.hutool.core.io.resource.Resource;
import org.dromara.hutool.core.io.stream.FastByteArrayOutputStream;
import org.dromara.hutool.core.lang.Assert;
import org.dromara.hutool.core.math.NumberUtil;
import org.dromara.hutool.core.net.url.URLUtil;
import org.dromara.hutool.core.text.StrUtil;
import javax.imageio.*;
import javax.imageio.ImageIO;
import javax.imageio.ImageReader;
import javax.imageio.ImageTypeSpecifier;
import javax.imageio.ImageWriter;
import javax.imageio.stream.ImageInputStream;
import javax.imageio.stream.ImageOutputStream;
import javax.swing.ImageIcon;
@ -1369,9 +1373,9 @@ public class ImgUtil {
* @since 5.2.4
*/
public static byte[] toBytes(final Image image, final String imageType) {
final ByteArrayOutputStream out = new ByteArrayOutputStream();
final FastByteArrayOutputStream out = new FastByteArrayOutputStream();
write(image, imageType, out);
return out.toByteArray();
return out.toByteArrayZeroCopyIfPossible();
}
// region ----- createImage