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fix code

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Looly
2022-06-07 10:18:40 +08:00
parent 9f41698647
commit 886a865aac
7 changed files with 60 additions and 64 deletions
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3
CHANGELOG.md
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@@ -3,7 +3,7 @@
-------------------------------------------------------------------------------------------------------------
# 6.0.0.M1 (2022-06-06)
# 6.0.0.M1 (2022-06-07)
### 计划实现
* 【poi 】 PDF相关（基于PdfBox）
@@ -14,7 +14,6 @@
* 【db 】 增加DDL封装
* 【json 】 删除JSONNull
* 【json 】 实现自定义的类型转换，不影响全局的转换器
* 【core 】 Converter设计缺陷，需要改造，使用TypeConverter可以更好的兼容细化类型的转换
### ❌不兼容特性

95
hutool-core/src/main/java/cn/hutool/core/convert/ConverterRegistry.java
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@@ -45,8 +45,6 @@ import java.io.Serializable;
import java.lang.ref.SoftReference;
import java.lang.ref.WeakReference;
import java.lang.reflect.Type;
import java.math.BigDecimal;
import java.math.BigInteger;
import java.net.URI;
import java.net.URL;
import java.nio.charset.Charset;
@@ -71,13 +69,9 @@ import java.util.TimeZone;
import java.util.UUID;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.concurrent.atomic.AtomicInteger;
import java.util.concurrent.atomic.AtomicIntegerArray;
import java.util.concurrent.atomic.AtomicLong;
import java.util.concurrent.atomic.AtomicLongArray;
import java.util.concurrent.atomic.AtomicReference;
import java.util.concurrent.atomic.DoubleAdder;
import java.util.concurrent.atomic.LongAdder;
/**
* 转换器登记中心
@@ -125,24 +119,8 @@ public class ConverterRegistry implements Serializable {
* 构造
*/
public ConverterRegistry() {
defaultConverter();
putCustomBySpi();
}
/**
* 使用SPI加载转换器
*/
private void putCustomBySpi() {
ServiceLoaderUtil.load(Converter.class).forEach(converter -> {
try {
final Type type = TypeUtil.getTypeArgument(ClassUtil.getClass(converter));
if (null != type) {
putCustom(type, converter);
}
} catch (final Exception ignore) {
// 忽略注册失败的
}
});
registerDefault();
registerCustomBySpi();
}
/**
@@ -228,6 +206,9 @@ public class ConverterRegistry implements Serializable {
return defaultValue;
}
if (TypeUtil.isUnknown(type)) {
if(null == defaultValue){
throw new ConvertException("Unsupported convert to unknow type: {}", type);
}
type = defaultValue.getClass();
}
@@ -246,8 +227,7 @@ public class ConverterRegistry implements Serializable {
if (null != defaultValue) {
rowType = (Class<T>) defaultValue.getClass();
} else {
// 无法识别的泛型类型，按照Object处理
return (T) value;
throw new ConvertException("Can not get class from type: {}", type);
}
}
@@ -259,7 +239,7 @@ public class ConverterRegistry implements Serializable {
// 尝试转Bean
if (BeanUtil.isBean(rowType)) {
return (T) new BeanConverter().convert(type, value);
return (T) BeanConverter.INSTANCE.convert(type, value);
}
// 无法转换
@@ -319,16 +299,14 @@ public class ConverterRegistry implements Serializable {
return null;
}
// 集合转换（不可以默认强转）
// 集合转换（含有泛型参数，不可以默认强转）
if (Collection.class.isAssignableFrom(rowType)) {
final CollectionConverter collectionConverter = new CollectionConverter();
return (T) collectionConverter.convert(type, value, (Collection<?>) defaultValue);
return (T) CollectionConverter.INSTANCE.convert(type, value, (Collection<?>) defaultValue);
}
// Map类型（不可以默认强转）
// Map类型（含有泛型参数，不可以默认强转）
if (Map.class.isAssignableFrom(rowType)) {
final MapConverter mapConverter = new MapConverter();
return (T) mapConverter.convert(type, value, (Map<?, ?>) defaultValue);
return (T) MapConverter.INSTANCE.convert(type, value, (Map<?, ?>) defaultValue);
}
// 默认强转
@@ -336,6 +314,16 @@ public class ConverterRegistry implements Serializable {
return (T) value;
}
// 原始类型转换
if(rowType.isPrimitive()){
return PrimitiveConverter.INSTANCE.convert(type, value, defaultValue);
}
// 数字类型转换
if(Number.class.isAssignableFrom(rowType)){
return NumberConverter.INSTANCE.convert(type, value, defaultValue);
}
// 枚举转换
if (rowType.isEnum()) {
return EnumConverter.INSTANCE.convert(type, value, defaultValue);
@@ -355,36 +343,13 @@ public class ConverterRegistry implements Serializable {
*
* @return 转换器
*/
private ConverterRegistry defaultConverter() {
private ConverterRegistry registerDefault() {
defaultConverterMap = new ConcurrentHashMap<>();
// 原始类型转换器
defaultConverterMap.put(int.class, PrimitiveConverter.INSTANCE);
defaultConverterMap.put(long.class, PrimitiveConverter.INSTANCE);
defaultConverterMap.put(byte.class, PrimitiveConverter.INSTANCE);
defaultConverterMap.put(short.class, PrimitiveConverter.INSTANCE);
defaultConverterMap.put(float.class, PrimitiveConverter.INSTANCE);
defaultConverterMap.put(double.class, PrimitiveConverter.INSTANCE);
defaultConverterMap.put(char.class, PrimitiveConverter.INSTANCE);
defaultConverterMap.put(boolean.class, PrimitiveConverter.INSTANCE);
// 包装类转换器
defaultConverterMap.put(Number.class, NumberConverter.INSTANCE);
defaultConverterMap.put(Integer.class, NumberConverter.INSTANCE);
defaultConverterMap.put(AtomicInteger.class, NumberConverter.INSTANCE);// since 3.0.8
defaultConverterMap.put(Long.class, NumberConverter.INSTANCE);
defaultConverterMap.put(LongAdder.class, NumberConverter.INSTANCE);
defaultConverterMap.put(AtomicLong.class, NumberConverter.INSTANCE);// since 3.0.8
defaultConverterMap.put(Byte.class, NumberConverter.INSTANCE);
defaultConverterMap.put(Short.class, NumberConverter.INSTANCE);
defaultConverterMap.put(Float.class, NumberConverter.INSTANCE);
defaultConverterMap.put(Double.class, NumberConverter.INSTANCE);
defaultConverterMap.put(DoubleAdder.class, NumberConverter.INSTANCE);
defaultConverterMap.put(Character.class, new CharacterConverter());
defaultConverterMap.put(Boolean.class, new BooleanConverter());
defaultConverterMap.put(AtomicBoolean.class, new AtomicBooleanConverter());// since 3.0.8
defaultConverterMap.put(BigDecimal.class, NumberConverter.INSTANCE);
defaultConverterMap.put(BigInteger.class, NumberConverter.INSTANCE);
defaultConverterMap.put(CharSequence.class, new StringConverter());
defaultConverterMap.put(String.class, new StringConverter());
@@ -435,5 +400,21 @@ public class ConverterRegistry implements Serializable {
return this;
}
/**
* 使用SPI加载转换器
*/
private void registerCustomBySpi() {
ServiceLoaderUtil.load(Converter.class).forEach(converter -> {
try {
final Type type = TypeUtil.getTypeArgument(ClassUtil.getClass(converter));
if (null != type) {
putCustom(type, converter);
}
} catch (final Exception ignore) {
// 忽略注册失败的
}
});
}
// ----------------------------------------------------------- Private method end
}

2
hutool-core/src/main/java/cn/hutool/core/convert/impl/BeanConverter.java
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@@ -30,6 +30,8 @@ import java.util.Map;
public class BeanConverter implements Converter, Serializable {
private static final long serialVersionUID = 1L;
public static BeanConverter INSTANCE = new BeanConverter();
private final CopyOptions copyOptions;
/**

2
hutool-core/src/main/java/cn/hutool/core/convert/impl/CollectionConverter.java
View File

@@ -16,6 +16,8 @@ import java.util.Collection;
*/
public class CollectionConverter implements Converter {
public static CollectionConverter INSTANCE = new CollectionConverter();
@Override
public Collection<?> convert(Type targetType, final Object value) {
if (targetType instanceof TypeReference) {

6
hutool-core/src/main/java/cn/hutool/core/convert/impl/MapConverter.java
View File

@@ -23,11 +23,7 @@ import java.util.Objects;
public class MapConverter implements Converter, Serializable {
private static final long serialVersionUID = 1L;
/**
* 构造
*/
public MapConverter() {
}
public static MapConverter INSTANCE = new MapConverter();
@Override
public Object convert(Type targetType, Object value) throws ConvertException {

9
hutool-core/src/main/java/cn/hutool/core/date/LocalDateTimeUtil.java
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@@ -45,6 +45,15 @@ public class LocalDateTimeUtil {
return LocalDateTime.now();
}
/**
* 当天时间，默认时区
*
* @return {@link LocalDateTime}
*/
public static LocalDate today() {
return LocalDate.now();
}
/**
* {@link Instant}转{@link LocalDateTime}，使用默认时区
*

7
hutool-core/src/test/java/cn/hutool/core/convert/ConvertToNumberTest.java
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@@ -41,4 +41,11 @@ public class ConvertToNumberTest {
bigDecimal = Convert.toBigDecimal("1L");
Assert.assertEquals(1L, bigDecimal.longValue());
}
@Test
public void toNumberTest(){
// 直接转换为抽象Number，默认使用BigDecimal实现
final Number number = Convert.toNumber("1");
Assert.assertEquals(BigDecimal.class, number.getClass());
}
}