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support spi

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This commit is contained in:
Looly 2020-03-02 18:08:58 +08:00
parent 85c9dae9ae
commit bd6b07f6b9
7 changed files with 81 additions and 130 deletions
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1
CHANGELOG.md
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@ -15,6 +15,7 @@
* 【core 】 增加ServiceLoaderUtil
* 【core 】 增加EnumUtil.getEnumAt方法
* 【core 】 增强EnumConvert判断能力（issue#I17082@Gitee）
* 【log 】 使用SPI机制代替硬编码
### Bug修复

20
hutool-core/src/main/java/cn/hutool/core/util/ServiceLoaderUtil.java
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@ -1,6 +1,7 @@
package cn.hutool.core.util;
import java.util.Iterator;
import java.util.ServiceConfigurationError;
import java.util.ServiceLoader;
/**
@ -18,6 +19,25 @@ import java.util.ServiceLoader;
*/
public class ServiceLoaderUtil {
/**
* 加载第一个可用服务，如果用户定义了多个接口实现类，只获取第一个不报错的服务。
*
* @param <T> 接口类型
* @param clazz 服务接口
* @return 第一个服务接口实现对象，无实现返回{@code null}
*/
public static <T> T loadFirstAvailable(Class<T> clazz) {
final Iterator<T> iterator = load(clazz).iterator();
if(iterator.hasNext()){
try {
return iterator.next();
} catch (ServiceConfigurationError e) {
// ignore
}
}
return null;
}
/**
* 加载第一个服务，如果用户定义了多个接口实现类，只获取第一个。
*

44
hutool-extra/src/main/java/cn/hutool/extra/template/engine/TemplateFactory.java
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@ -1,24 +1,17 @@
package cn.hutool.extra.template.engine;
import com.jfinal.template.Engine;
import cn.hutool.core.util.ServiceLoaderUtil;
import cn.hutool.core.util.StrUtil;
import cn.hutool.extra.template.TemplateConfig;
import cn.hutool.extra.template.TemplateEngine;
import cn.hutool.extra.template.TemplateException;
import cn.hutool.extra.template.engine.beetl.BeetlEngine;
import cn.hutool.extra.template.engine.enjoy.EnjoyEngine;
import cn.hutool.extra.template.engine.freemarker.FreemarkerEngine;
import cn.hutool.extra.template.engine.rythm.RythmEngine;
import cn.hutool.extra.template.engine.thymeleaf.ThymeleafEngine;
import cn.hutool.extra.template.engine.velocity.VelocityEngine;
import cn.hutool.log.StaticLog;
import com.jfinal.template.Engine;
/**
* 简单模板工厂，用于根据用户引入的模板引擎jar，自动创建对应的模板引擎对象
*
* @author looly
*
*/
public class TemplateFactory {
/**
@ -42,36 +35,11 @@ public class TemplateFactory {
* @return {@link Engine}
*/
private static TemplateEngine doCreate(TemplateConfig config) {
try {
return new BeetlEngine(config);
} catch (NoClassDefFoundError e) {
// ignore
}
try {
return new FreemarkerEngine(config);
} catch (NoClassDefFoundError e) {
// ignore
}
try {
return new VelocityEngine(config);
} catch (NoClassDefFoundError e) {
// ignore
}
try {
return new RythmEngine(config);
} catch (NoClassDefFoundError e) {
// ignore
}
try {
return new EnjoyEngine(config);
} catch (NoClassDefFoundError e) {
// ignore
}
try {
return new ThymeleafEngine(config);
} catch (NoClassDefFoundError e) {
// ignore
final TemplateEngine engine = ServiceLoaderUtil.loadFirstAvailable(TemplateEngine.class);
if(null != engine){
return engine;
}
throw new TemplateException("No template found ! Please add one of template jar to your project !");
}
}

58
hutool-extra/src/main/java/cn/hutool/extra/tokenizer/engine/TokenizerFactory.java
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@ -1,17 +1,9 @@
package cn.hutool.extra.tokenizer.engine;
import cn.hutool.core.util.ServiceLoaderUtil;
import cn.hutool.core.util.StrUtil;
import cn.hutool.extra.tokenizer.TokenizerEngine;
import cn.hutool.extra.tokenizer.TokenizerException;
import cn.hutool.extra.tokenizer.engine.analysis.SmartcnEngine;
import cn.hutool.extra.tokenizer.engine.ansj.AnsjEngine;
import cn.hutool.extra.tokenizer.engine.hanlp.HanLPEngine;
import cn.hutool.extra.tokenizer.engine.ikanalyzer.IKAnalyzerEngine;
import cn.hutool.extra.tokenizer.engine.jcseg.JcsegEngine;
import cn.hutool.extra.tokenizer.engine.jieba.JiebaEngine;
import cn.hutool.extra.tokenizer.engine.mmseg.MmsegEngine;
import cn.hutool.extra.tokenizer.engine.mynlp.MynlpEngine;
import cn.hutool.extra.tokenizer.engine.word.WordEngine;
import cn.hutool.log.StaticLog;
/**
@ -38,51 +30,11 @@ public class TokenizerFactory {
* @return {@link TokenizerEngine}
*/
private static TokenizerEngine doCreate() {
try {
return new AnsjEngine();
} catch (NoClassDefFoundError e) {
// ignore
}
try {
return new HanLPEngine();
} catch (NoClassDefFoundError e) {
// ignore
}
try {
return new IKAnalyzerEngine();
} catch (NoClassDefFoundError e) {
// ignore
}
try {
return new JcsegEngine();
} catch (NoClassDefFoundError e) {
// ignore
}
try {
return new JiebaEngine();
} catch (NoClassDefFoundError e) {
// ignore
}
try {
return new MmsegEngine();
} catch (NoClassDefFoundError e) {
// ignore
}
try {
return new WordEngine();
} catch (NoClassDefFoundError e) {
// ignore
}
try {
return new SmartcnEngine();
} catch (NoClassDefFoundError e) {
// ignore
}
try {
return new MynlpEngine();
} catch (NoClassDefFoundError e) {
// ignore
final TokenizerEngine engine = ServiceLoaderUtil.loadFirstAvailable(TokenizerEngine.class);
if(null != engine){
return engine;
}
throw new TokenizerException("No tokenizer found ! Please add some tokenizer jar to your project !");
}
}

6
hutool-extra/src/main/resources/META-INF/services/cn.hutool.extra.template.TemplateEngine Normal file
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@ -0,0 +1,6 @@
cn.hutool.extra.template.engine.beetl.BeetlEngine
cn.hutool.extra.template.engine.freemarker.FreemarkerEngine
cn.hutool.extra.template.engine.velocity.VelocityEngine
cn.hutool.extra.template.engine.rythm.RythmEngine
cn.hutool.extra.template.engine.enjoy.EnjoyEngine
cn.hutool.extra.template.engine.thymeleaf.ThymeleafEngine

9
hutool-extra/src/main/resources/META-INF/services/cn.hutool.extra.tokenizer.TokenizerEngine Normal file
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@ -0,0 +1,9 @@
cn.hutool.extra.tokenizer.engine.ansj.AnsjEngine
cn.hutool.extra.tokenizer.engine.hanlp.HanLPEngine
cn.hutool.extra.tokenizer.engine.ikanalyzer.IKAnalyzerEngine
cn.hutool.extra.tokenizer.engine.jcseg.JcsegEngine
cn.hutool.extra.tokenizer.engine.jieba.JiebaEngine
cn.hutool.extra.tokenizer.engine.mmseg.MmsegEngine
cn.hutool.extra.tokenizer.engine.word.WordEngine
cn.hutool.extra.tokenizer.engine.analysis.SmartcnEngine
cn.hutool.extra.tokenizer.engine.mynlp.MynlpEngine

39
hutool-log/src/main/java/cn/hutool/log/LogFactory.java
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@ -14,13 +14,12 @@ import cn.hutool.log.dialect.tinylog.TinyLogFactory;
import java.net.URL;
import java.util.Map;
import java.util.ServiceConfigurationError;
import java.util.ServiceLoader;
import java.util.concurrent.ConcurrentHashMap;
/**
* 日志工厂类
*
* @author Looly
* @see Slf4jLogFactory
* @see Log4j2LogFactory
* @see Log4jLogFactory
@ -29,15 +28,16 @@ import java.util.concurrent.ConcurrentHashMap;
* @see JbossLogFactory
* @see ConsoleLogFactory
* @see JdkLogFactory
*
* @author Looly
*
*/
public abstract class LogFactory {
/** 日志框架名，用于打印当前所用日志框架 */
/**
* 日志框架名，用于打印当前所用日志框架
*/
protected String name;
/** 日志对象缓存 */
/**
* 日志对象缓存
*/
private Map<Object, Log> logCache;
/**
@ -118,6 +118,7 @@ public abstract class LogFactory {
}
// ------------------------------------------------------------------------- Static start
/**
* @return 当前使用的日志工厂
*/
@ -128,6 +129,8 @@ public abstract class LogFactory {
/**
* 自定义日志实现
*
* @param logFactoryClass 日志工厂类
* @return 自定义的日志工厂类
* @see Slf4jLogFactory
* @see Log4j2LogFactory
* @see Log4jLogFactory
@ -136,9 +139,6 @@ public abstract class LogFactory {
* @see JbossLogFactory
* @see ConsoleLogFactory
* @see JdkLogFactory
*
* @param logFactoryClass 日志工厂类
* @return 自定义的日志工厂类
*/
public static LogFactory setCurrentLogFactory(Class<? extends LogFactory> logFactoryClass) {
return GlobalLogFactory.set(logFactoryClass);
@ -147,6 +147,8 @@ public abstract class LogFactory {
/**
* 自定义日志实现
*
* @param logFactory 日志工厂类对象
* @return 自定义的日志工厂类
* @see Slf4jLogFactory
* @see Log4j2LogFactory
* @see Log4jLogFactory
@ -155,9 +157,6 @@ public abstract class LogFactory {
* @see JbossLogFactory
* @see ConsoleLogFactory
* @see JdkLogFactory
*
* @param logFactory 日志工厂类对象
* @return 自定义的日志工厂类
*/
public static LogFactory setCurrentLogFactory(LogFactory logFactory) {
return GlobalLogFactory.set(logFactory);
@ -195,6 +194,7 @@ public abstract class LogFactory {
* <p>
* 依次按照顺序检查日志库的jar是否被引入，如果未引入任何日志库，则检查ClassPath下的logging.properties，存在则使用JdkLogFactory，否则使用ConsoleLogFactory
*
* @return 日志实现类
* @see Slf4jLogFactory
* @see Log4j2LogFactory
* @see Log4jLogFactory
@ -203,7 +203,6 @@ public abstract class LogFactory {
* @see JbossLogFactory
* @see ConsoleLogFactory
* @see JdkLogFactory
* @return 日志实现类
*/
public static LogFactory create() {
final LogFactory factory = doCreate();
@ -216,6 +215,7 @@ public abstract class LogFactory {
* <p>
* 依次按照顺序检查日志库的jar是否被引入，如果未引入任何日志库，则检查ClassPath下的logging.properties，存在则使用JdkLogFactory，否则使用ConsoleLogFactory
*
* @return 日志实现类
* @see Slf4jLogFactory
* @see Log4j2LogFactory
* @see Log4jLogFactory
@ -224,16 +224,11 @@ public abstract class LogFactory {
* @see JbossLogFactory
* @see ConsoleLogFactory
* @see JdkLogFactory
* @return 日志实现类
*/
private static LogFactory doCreate() {
final ServiceLoader<LogFactory> factories = ServiceLoaderUtil.load(LogFactory.class);
for (LogFactory factory : factories) {
try {
return factory;
} catch (ServiceConfigurationError e) {
// ignore
}
final LogFactory factory = ServiceLoaderUtil.loadFirstAvailable(LogFactory.class);
if(null != factory){
return factory;
}
// 未找到任何可支持的日志库时判断依据：当JDK Logging的配置文件位于classpath中，使用JDK Logging，否则使用Console