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使用 lombok 优化工具类

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1。添加 @UtilityClass, 作用私有空参构造函数
2。使用 @SneakyThrows 替代手动转换为 RuntimeException
This commit is contained in:
leosanqing 2022-02-09 09:36:15 +08:00
parent fd4adf2cea
commit 855bb214be
1 changed files with 39 additions and 13 deletions
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40
yudao-framework/yudao-common/src/main/java/cn/iocoder/yudao/framework/common/util/json/JsonUtils.java
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@ -2,13 +2,13 @@ package cn.iocoder.yudao.framework.common.util.json;
import cn.hutool.core.util.ArrayUtil;
import cn.hutool.core.util.StrUtil;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.core.type.TypeReference;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.SerializationFeature;
import lombok.SneakyThrows;
import lombok.experimental.UtilityClass;
import lombok.extern.slf4j.Slf4j;
import java.io.IOException;
import java.util.ArrayList;
@ -20,6 +20,7 @@ import java.util.List;
* @author 芋道源码
*/
@UtilityClass
@Slf4j
public class JsonUtils {
private static ObjectMapper objectMapper = new ObjectMapper();
@ -49,47 +50,72 @@ public class JsonUtils {
return objectMapper.writeValueAsBytes(object);
}
@SneakyThrows
public static <T> T parseObject(String text, Class<T> clazz) {
if (StrUtil.isEmpty(text)) {
return null;
}
try {
return objectMapper.readValue(text, clazz);
} catch (IOException e) {
log.error("json parse err,json:{}", text, e);
throw new RuntimeException(e);
}
}
@SneakyThrows
public static <T> T parseObject(byte[] bytes, Class<T> clazz) {
if (ArrayUtil.isEmpty(bytes)) {
return null;
}
try {
return objectMapper.readValue(bytes, clazz);
} catch (IOException e) {
log.error("json parse err,json:{}", bytes, e);
throw new RuntimeException(e);
}
}
@SneakyThrows
public static <T> T parseObject(String text, TypeReference<T> typeReference) {
try {
return objectMapper.readValue(text, typeReference);
} catch (IOException e) {
log.error("json parse err,json:{}", text, e);
throw new RuntimeException(e);
}
}
@SneakyThrows
public static <T> List<T> parseArray(String text, Class<T> clazz) {
if (StrUtil.isEmpty(text)) {
return new ArrayList<>();
}
try {
return objectMapper.readValue(text, objectMapper.getTypeFactory().constructCollectionType(List.class, clazz));
} catch (IOException e) {
log.error("json parse err,json:{}", text, e);
throw new RuntimeException(e);
}
}
// TODO @Li：和上面的风格保持一致哈。parseTree
@SneakyThrows
public static JsonNode readTree(String text) {
try {
return objectMapper.readTree(text);
} catch (IOException e) {
log.error("json parse err,json:{}", text, e);
throw new RuntimeException(e);
}
}
@SneakyThrows
public static JsonNode readTree(byte[] text) {
try {
return objectMapper.readTree(text);
} catch (IOException e) {
log.error("json parse err,json:{}", text, e);
throw new RuntimeException(e);
}
}
}