mirror of
https://github.com/chillzhuang/blade-tool
synced 2024-11-14 22:49:33 +08:00
✨ 完善工具类
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@ -17,18 +17,21 @@ package org.springblade.core.tool.jackson;
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import com.fasterxml.jackson.core.JsonParser;
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import com.fasterxml.jackson.core.JsonProcessingException;
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import com.fasterxml.jackson.core.TreeNode;
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import com.fasterxml.jackson.core.json.JsonReadFeature;
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import com.fasterxml.jackson.core.type.TypeReference;
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import com.fasterxml.jackson.databind.DeserializationFeature;
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import com.fasterxml.jackson.databind.JsonNode;
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import com.fasterxml.jackson.databind.ObjectMapper;
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import com.fasterxml.jackson.databind.SerializationFeature;
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import com.fasterxml.jackson.databind.*;
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import com.fasterxml.jackson.databind.node.ArrayNode;
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import com.fasterxml.jackson.databind.node.ObjectNode;
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import com.fasterxml.jackson.databind.type.CollectionLikeType;
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import com.fasterxml.jackson.databind.type.MapType;
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import lombok.extern.slf4j.Slf4j;
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import org.springblade.core.tool.utils.*;
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import org.springframework.lang.Nullable;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.Reader;
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import java.text.SimpleDateFormat;
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import java.time.ZoneId;
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import java.util.*;
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@ -266,7 +269,6 @@ public class JsonUtil {
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}
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}
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/**
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* 将json byte 数组反序列化成对象
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*
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@ -401,12 +403,452 @@ public class JsonUtil {
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}
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}
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/**
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* clazz 获取 JavaType
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*
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* @param clazz Class
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* @return MapType
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*/
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public static JavaType getType(Class<?> clazz) {
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return getInstance().getTypeFactory().constructType(clazz);
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}
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/**
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* 封装 map type，keyClass String
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*
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* @param valueClass value 类型
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* @return MapType
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*/
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public static MapType getMapType(Class<?> valueClass) {
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return getMapType(String.class, valueClass);
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}
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/**
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* 封装 map type
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*
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* @param keyClass key 类型
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* @param valueClass value 类型
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* @return MapType
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*/
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public static MapType getMapType(Class<?> keyClass, Class<?> valueClass) {
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return getInstance().getTypeFactory().constructMapType(Map.class, keyClass, valueClass);
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}
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/**
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* 封装 map type
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*
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* @param elementClass 集合值类型
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* @return CollectionLikeType
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*/
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public static CollectionLikeType getListType(Class<?> elementClass) {
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return getInstance().getTypeFactory().constructCollectionLikeType(List.class, elementClass);
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}
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/**
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* 封装参数化类型
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*
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* <p>
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* 例如： Map.class, String.class, String.class 对应 Map[String, String]
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* </p>
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*
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* @param parametrized 泛型参数化
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* @param parameterClasses 泛型参数类型
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* @return JavaType
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*/
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public static JavaType getParametricType(Class<?> parametrized, Class<?>... parameterClasses) {
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return getInstance().getTypeFactory().constructParametricType(parametrized, parameterClasses);
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}
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/**
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* 封装参数化类型，用来构造复杂的泛型
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*
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* <p>
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* 例如： Map.class, String.class, String.class 对应 Map[String, String]
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* </p>
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*
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* @param parametrized 泛型参数化
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* @param parameterTypes 泛型参数类型
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* @return JavaType
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*/
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public static JavaType getParametricType(Class<?> parametrized, JavaType... parameterTypes) {
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return getInstance().getTypeFactory().constructParametricType(parametrized, parameterTypes);
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}
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/**
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* 读取集合
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*
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* @param content bytes
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* @param elementClass elementClass
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* @param <T> 泛型
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* @return 集合
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*/
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public static <T> List<T> readList(@Nullable byte[] content, Class<T> elementClass) {
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if (content == null || content.length == 0) {
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return Collections.emptyList();
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}
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try {
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return getInstance().readValue(content, getListType(elementClass));
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} catch (IOException e) {
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throw Exceptions.unchecked(e);
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}
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}
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/**
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* 读取集合
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*
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* @param content InputStream
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* @param elementClass elementClass
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* @param <T> 泛型
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* @return 集合
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*/
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public static <T> List<T> readList(@Nullable InputStream content, Class<T> elementClass) {
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if (content == null) {
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return Collections.emptyList();
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}
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try {
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return getInstance().readValue(content, getListType(elementClass));
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} catch (IOException e) {
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throw Exceptions.unchecked(e);
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}
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}
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/**
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* 读取集合
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*
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* @param reader java.io.Reader
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* @param elementClass elementClass
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* @param <T> 泛型
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* @return 集合
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*/
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public static <T> List<T> readList(@Nullable Reader reader, Class<T> elementClass) {
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if (reader == null) {
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return Collections.emptyList();
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}
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try {
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return getInstance().readValue(reader, getListType(elementClass));
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} catch (IOException e) {
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throw Exceptions.unchecked(e);
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}
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}
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/**
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* 读取集合
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*
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* @param content bytes
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* @param elementClass elementClass
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* @param <T> 泛型
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* @return 集合
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*/
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public static <T> List<T> readList(@Nullable String content, Class<T> elementClass) {
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if (StringUtil.isBlank(content)) {
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return Collections.emptyList();
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}
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try {
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return getInstance().readValue(content, getListType(elementClass));
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} catch (IOException e) {
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throw Exceptions.unchecked(e);
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}
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}
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/**
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* 读取集合
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*
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* @param content bytes
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* @return 集合
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*/
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public static Map<String, Object> readMap(@Nullable byte[] content) {
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return readMap(content, Object.class);
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}
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/**
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* 读取集合
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*
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* @param content InputStream
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* @return 集合
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*/
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public static Map<String, Object> readMap(@Nullable InputStream content) {
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return readMap(content, Object.class);
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}
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/**
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* 读取集合
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*
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* @param reader java.io.Reader
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* @return 集合
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*/
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public static Map<String, Object> readMap(@Nullable Reader reader) {
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return readMap(reader, Object.class);
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}
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/**
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* 读取集合
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*
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* @param content bytes
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* @return 集合
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*/
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public static Map<String, Object> readMap(@Nullable String content) {
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return readMap(content, Object.class);
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}
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/**
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* 读取集合
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*
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* @param content bytes
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* @param valueClass 值类型
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* @param <V> 泛型
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* @return 集合
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*/
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public static <V> Map<String, V> readMap(@Nullable byte[] content, Class<?> valueClass) {
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return readMap(content, String.class, valueClass);
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}
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/**
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* 读取集合
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*
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* @param content InputStream
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* @param valueClass 值类型
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* @param <V> 泛型
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* @return 集合
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*/
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public static <V> Map<String, V> readMap(@Nullable InputStream content, Class<?> valueClass) {
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return readMap(content, String.class, valueClass);
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}
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/**
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* 读取集合
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*
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* @param reader java.io.Reader
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* @param valueClass 值类型
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* @param <V> 泛型
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* @return 集合
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*/
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public static <V> Map<String, V> readMap(@Nullable Reader reader, Class<?> valueClass) {
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return readMap(reader, String.class, valueClass);
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}
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/**
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* 读取集合
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*
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* @param content bytes
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* @param valueClass 值类型
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* @param <V> 泛型
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* @return 集合
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*/
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public static <V> Map<String, V> readMap(@Nullable String content, Class<?> valueClass) {
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return readMap(content, String.class, valueClass);
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}
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/**
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* 读取集合
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*
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* @param content bytes
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* @param keyClass key类型
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* @param valueClass 值类型
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* @param <K> 泛型
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* @param <V> 泛型
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* @return 集合
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*/
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public static <K, V> Map<K, V> readMap(@Nullable byte[] content, Class<?> keyClass, Class<?> valueClass) {
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if (content == null || content.length == 0) {
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return Collections.emptyMap();
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}
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try {
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return getInstance().readValue(content, getMapType(keyClass, valueClass));
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} catch (IOException e) {
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throw Exceptions.unchecked(e);
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}
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}
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/**
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* 读取集合
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*
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* @param content InputStream
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* @param keyClass key类型
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* @param valueClass 值类型
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* @param <K> 泛型
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* @param <V> 泛型
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* @return 集合
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*/
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public static <K, V> Map<K, V> readMap(@Nullable InputStream content, Class<?> keyClass, Class<?> valueClass) {
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if (content == null) {
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return Collections.emptyMap();
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}
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try {
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return getInstance().readValue(content, getMapType(keyClass, valueClass));
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} catch (IOException e) {
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throw Exceptions.unchecked(e);
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}
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}
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/**
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* 读取集合
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*
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* @param reader java.io.Reader
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* @param keyClass key类型
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* @param valueClass 值类型
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* @param <K> 泛型
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* @param <V> 泛型
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* @return 集合
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*/
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public static <K, V> Map<K, V> readMap(@Nullable Reader reader, Class<?> keyClass, Class<?> valueClass) {
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if (reader == null) {
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return Collections.emptyMap();
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}
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try {
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return getInstance().readValue(reader, getMapType(keyClass, valueClass));
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} catch (IOException e) {
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throw Exceptions.unchecked(e);
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}
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}
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/**
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* 读取集合
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*
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* @param content bytes
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* @param keyClass key类型
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* @param valueClass 值类型
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* @param <K> 泛型
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* @param <V> 泛型
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* @return 集合
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*/
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public static <K, V> Map<K, V> readMap(@Nullable String content, Class<?> keyClass, Class<?> valueClass) {
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if (StringUtil.isBlank(content)) {
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return Collections.emptyMap();
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}
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try {
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return getInstance().readValue(content, getMapType(keyClass, valueClass));
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} catch (IOException e) {
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throw Exceptions.unchecked(e);
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}
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}
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/**
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* jackson 的类型转换
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*
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* @param fromValue 来源对象
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* @param toValueType 转换的类型
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* @param <T> 泛型标记
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* @return 转换结果
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*/
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public static <T> T convertValue(Object fromValue, Class<T> toValueType) {
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return getInstance().convertValue(fromValue, toValueType);
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}
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/**
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* jackson 的类型转换
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*
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* @param fromValue 来源对象
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* @param toValueType 转换的类型
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* @param <T> 泛型标记
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* @return 转换结果
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*/
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public static <T> T convertValue(Object fromValue, JavaType toValueType) {
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return getInstance().convertValue(fromValue, toValueType);
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}
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/**
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* jackson 的类型转换
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*
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* @param fromValue 来源对象
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* @param toValueTypeRef 泛型类型
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* @param <T> 泛型标记
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* @return 转换结果
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*/
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public static <T> T convertValue(Object fromValue, TypeReference<T> toValueTypeRef) {
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return getInstance().convertValue(fromValue, toValueTypeRef);
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}
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/**
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* tree 转对象
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*
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* @param treeNode TreeNode
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* @param valueType valueType
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* @param <T> 泛型标记
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* @return 转换结果
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*/
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public static <T> T treeToValue(TreeNode treeNode, Class<T> valueType) {
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try {
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return getInstance().treeToValue(treeNode, valueType);
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} catch (JsonProcessingException e) {
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throw Exceptions.unchecked(e);
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}
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}
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/**
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* tree 转对象
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*
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* @param treeNode TreeNode
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* @param valueType valueType
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* @param <T> 泛型标记
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* @return 转换结果
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*/
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public static <T> T treeToValue(TreeNode treeNode, JavaType valueType) {
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try {
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return getInstance().treeToValue(treeNode, valueType);
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} catch (JsonProcessingException e) {
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throw Exceptions.unchecked(e);
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}
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}
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/**
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* 对象转 tree
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*
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* @param fromValue fromValue
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* @param <T> 泛型标记
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* @return 转换结果
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*/
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public static <T extends JsonNode> T valueToTree(@Nullable Object fromValue) {
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return getInstance().valueToTree(fromValue);
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}
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/**
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* 判断是否可以序列化
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*
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* @param value 对象
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* @return 是否可以序列化
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*/
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public static boolean canSerialize(@Nullable Object value) {
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if (value == null) {
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return true;
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}
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return getInstance().canSerialize(value.getClass());
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}
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/**
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* 判断是否可以反序列化
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*
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* @param type JavaType
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* @return 是否可以反序列化
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*/
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public static boolean canDeserialize(JavaType type) {
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return getInstance().canDeserialize(type);
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}
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/**
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* 创建 ObjectNode
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*
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* @return ObjectNode
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*/
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public static ObjectNode createObjectNode() {
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return getInstance().createObjectNode();
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}
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/**
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* 创建 ArrayNode
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*
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* @return ArrayNode
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*/
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public static ArrayNode createArrayNode() {
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return getInstance().createArrayNode();
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}
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public static ObjectMapper getInstance() {
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return JacksonHolder.INSTANCE;
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}
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private static class JacksonHolder {
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private static ObjectMapper INSTANCE = new JacksonObjectMapper();
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private static final ObjectMapper INSTANCE = new JacksonObjectMapper();
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}
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public static class JacksonObjectMapper extends ObjectMapper {
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@ -15,11 +15,7 @@
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*/
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package org.springblade.core.tool.utils;
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import org.springframework.core.io.ClassPathResource;
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import org.springframework.core.io.FileSystemResource;
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import org.springframework.core.io.Resource;
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import org.springframework.core.io.UrlResource;
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import org.springframework.core.io.support.ResourcePatternResolver;
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import org.springframework.core.io.*;
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import org.springframework.util.Assert;
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import java.io.IOException;
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@ -42,7 +38,6 @@ public class ResourceUtil extends org.springframework.util.ResourceUtils {
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* 2. file:
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* 3. ftp:
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* 4. http: and https:
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* 5. classpath*:
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* 6. C:/dir1/ and /Users/lcm
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* </p>
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*
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@ -53,7 +48,8 @@ public class ResourceUtil extends org.springframework.util.ResourceUtils {
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public static Resource getResource(String resourceLocation) throws IOException {
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Assert.notNull(resourceLocation, "Resource location must not be null");
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if (resourceLocation.startsWith(CLASSPATH_URL_PREFIX)) {
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return new ClassPathResource(resourceLocation);
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String path = resourceLocation.substring(CLASSPATH_URL_PREFIX.length());
|
||||
return new ClassPathResource(path);
|
||||
}
|
||||
if (resourceLocation.startsWith(FTP_URL_PREFIX)) {
|
||||
return new UrlResource(resourceLocation);
|
||||
@ -61,10 +57,25 @@ public class ResourceUtil extends org.springframework.util.ResourceUtils {
|
||||
if (resourceLocation.matches(HTTP_REGEX)) {
|
||||
return new UrlResource(resourceLocation);
|
||||
}
|
||||
if (resourceLocation.startsWith(ResourcePatternResolver.CLASSPATH_ALL_URL_PREFIX)) {
|
||||
return SpringUtil.getContext().getResource(resourceLocation);
|
||||
if (resourceLocation.startsWith(FILE_URL_PREFIX)) {
|
||||
return new FileUrlResource(resourceLocation);
|
||||
}
|
||||
return new FileSystemResource(resourceLocation);
|
||||
}
|
||||
|
||||
/**
|
||||
* 读取资源文件为字符串
|
||||
*
|
||||
* @param resourceLocation 资源文件地址
|
||||
* @return 字符串
|
||||
*/
|
||||
public static String getAsString(String resourceLocation) {
|
||||
try {
|
||||
Resource resource = getResource(resourceLocation);
|
||||
return IoUtil.toString(resource.getInputStream());
|
||||
} catch (IOException e) {
|
||||
throw Exceptions.unchecked(e);
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
@ -0,0 +1,91 @@
|
||||
/**
|
||||
* Copyright (c) 2018-2028, DreamLu 卢春梦 (qq596392912@gmail.com).
|
||||
* <p>
|
||||
* Licensed under the GNU LESSER GENERAL PUBLIC LICENSE 3.0;
|
||||
* you may not use this file except in compliance with the License.
|
||||
* You may obtain a copy of the License at
|
||||
* <p>
|
||||
* http://www.gnu.org/licenses/lgpl.html
|
||||
* <p>
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS,
|
||||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
* See the License for the specific language governing permissions and
|
||||
* limitations under the License.
|
||||
*/
|
||||
package org.springblade.core.tool.utils;
|
||||
|
||||
|
||||
import java.lang.management.ManagementFactory;
|
||||
import java.time.Duration;
|
||||
import java.time.Instant;
|
||||
import java.util.List;
|
||||
|
||||
/**
|
||||
* 运行时工具类
|
||||
*
|
||||
* @author L.cm
|
||||
*/
|
||||
public class RuntimeUtil {
|
||||
private static volatile int pId = -1;
|
||||
private static final int CPU_NUM = Runtime.getRuntime().availableProcessors();
|
||||
|
||||
/**
|
||||
* 获得当前进程的PID
|
||||
* <p>
|
||||
* 当失败时返回-1
|
||||
*
|
||||
* @return pid
|
||||
*/
|
||||
public static int getPId() {
|
||||
if (pId > 0) {
|
||||
return pId;
|
||||
}
|
||||
// something like '<pid>@<hostname>', at least in SUN / Oracle JVMs
|
||||
final String jvmName = ManagementFactory.getRuntimeMXBean().getName();
|
||||
final int index = jvmName.indexOf(CharPool.AT);
|
||||
if (index > 0) {
|
||||
pId = NumberUtil.toInt(jvmName.substring(0, index), -1);
|
||||
return pId;
|
||||
}
|
||||
return pId;
|
||||
}
|
||||
|
||||
/**
|
||||
* 返回应用启动的时间
|
||||
*
|
||||
* @return {Instant}
|
||||
*/
|
||||
public static Instant getStartTime() {
|
||||
return Instant.ofEpochMilli(ManagementFactory.getRuntimeMXBean().getStartTime());
|
||||
}
|
||||
|
||||
/**
|
||||
* 返回应用启动到现在的时间
|
||||
*
|
||||
* @return {Duration}
|
||||
*/
|
||||
public static Duration getUpTime() {
|
||||
return Duration.ofMillis(ManagementFactory.getRuntimeMXBean().getUptime());
|
||||
}
|
||||
|
||||
/**
|
||||
* 返回输入的JVM参数列表
|
||||
*
|
||||
* @return jvm参数
|
||||
*/
|
||||
public static String getJvmArguments() {
|
||||
List<String> vmArguments = ManagementFactory.getRuntimeMXBean().getInputArguments();
|
||||
return StringUtil.join(vmArguments, StringPool.SPACE);
|
||||
}
|
||||
|
||||
/**
|
||||
* 获取CPU核数
|
||||
*
|
||||
* @return cpu count
|
||||
*/
|
||||
public static int getCpuNum() {
|
||||
return CPU_NUM;
|
||||
}
|
||||
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user