🐺📰

Author: AmarokIce

build.gradle

@@ -53,14 +53,14 @@ publishing {
             url = layout.buildDirectory.dir('staging-deploy')
         }
 
-        // maven {
-        //     name = "GithubPackage"
-        //     url = uri("https://maven.pkg.github.com/amarokice/amarokjsonforjava")
-        //     credentials {
-        //         username = "AmarokIce"
-        //         password = System.getenv("GITHUB_TOKEN")
-        //     }
-        // }
+        maven {
+            name = "GithubPackage"
+            url = uri("https://maven.pkg.github.com/amarokice/amarokjsonforjava")
+            credentials {
+                username = "AmarokIce"
+                password = System.getenv("GITHUB_TOKEN")
+            }
+        }
     }
 
 

gradle.properties

@@ -1,3 +1,3 @@
 groupId=club.snowlyicewolf
-version=1.7.7
+version=1.7.8
 artifactId=amarok-json-for-java

src/main/java/club/someoneice/json/JSON.java

@@ -1,12 +1,12 @@
 package club.someoneice.json;
 
-import club.someoneice.json.node.ArrayNode;
-import club.someoneice.json.node.JsonNode;
-import club.someoneice.json.node.MapNode;
+import club.someoneice.json.api.JsonVar;
+import club.someoneice.json.node.*;
 
 import java.io.File;
 import java.io.InputStream;
 import java.lang.reflect.Field;
+import java.lang.reflect.Modifier;
 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.HashMap;
@@ -112,7 +112,7 @@ public <T> T tryPullAsClass(Class<? extends T> clazz, File file) throws Instanti
         return tryPullAsClass(clazz, jsonMap);
     }
 
-    public <T> T tryPullAsClass(Class<? extends T> clazz, MapNode jsonMap) throws InstantiationException, IllegalAccessException {
+    public <T> T tryPullAsClass(Class<T> clazz, MapNode jsonMap) throws InstantiationException, IllegalAccessException {
         T targetClass = clazz.newInstance();
         Field[] fields = targetClass.getClass().getDeclaredFields();
 
@@ -125,6 +125,36 @@ public <T> T tryPullAsClass(Class<? extends T> clazz, MapNode jsonMap) throws In
         return targetClass;
     }
 
+    public <T> MapNode tryPushFromClass(T clazz) throws IllegalAccessException {
+        final MapNode root = new MapNode();
+        final Field[] fields = clazz.getClass().getDeclaredFields();
+        for (Field field : fields) {
+            field.setAccessible(true);
+            boolean flag = field.isAnnotationPresent(JsonVar.class);
+            if (!flag && Modifier.isStatic(field.getModifiers())) {
+                continue;
+            }
+
+            final String name = flag ? field.getAnnotation(JsonVar.class).value() : field.getName();
+            final Object obj = field.get(clazz);
+            final String clazzName = obj.getClass().getSimpleName();
+            final JsonNode<?> node;
+            if (obj instanceof String) {
+                node = new StringNode((String) obj);
+            } else if (obj instanceof Integer) {
+                node = new IntegerNode((int) obj);
+            } else if (obj instanceof Number) {
+                node = new DoubleNode((double) obj);
+            } else if (obj instanceof Boolean) {
+                node = new BooleanNode((boolean) obj);
+            } else continue;
+
+            root.put(name, node);
+        }
+
+        return root;
+    }
+
     public <T> List<T> tryPullAsClassList(Class<? extends T> clazz, String str) throws InstantiationException, IllegalAccessException {
         JsonNode<?> jsonNode = this.parse(str);
         return createClassList(clazz, jsonNode);

src/main/java/club/someoneice/json/api/JsonVar.java

@@ -0,0 +1,12 @@
+package club.someoneice.json.api;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+@Retention(RetentionPolicy.RUNTIME)
+@Target(ElementType.FIELD)
+public @interface JsonVar {
+    String value();
+}

src/main/java/club/someoneice/json/api/NodeLike.java

@@ -1,19 +1,41 @@
 package club.someoneice.json.api;
 
+import club.someoneice.json.JSON;
 import club.someoneice.json.node.JsonNode;
+import club.someoneice.json.node.MapNode;
 
 public interface NodeLike {
-
-
     /**
      * 数据验证。
      * @return {@code asJsonNode} 之后获取的数据。
      */
-    JsonNode.NodeType getType();
+    default JsonNode.NodeType getType() {
+        return JsonNode.NodeType.Map;
+    }
 
     /**
      * 保证数据最终能变为 JsonNode。
      * @return 为目标类创建的 JsonNode 返回值。
      */
-    JsonNode<?> asJsonNode();
+    default JsonNode<?> asJsonNode() {
+        try {
+            return JSON.json.tryPushFromClass(this);
+        } catch (IllegalAccessException e) {
+            throw new RuntimeException(e);
+        }
+    }
+
+    /**
+     * 从 Json 回到 Class
+     * @return 通过 JsonNode 创建的实例对象。
+     */
+    default <T extends NodeLike> T fromJsonNode(JsonNode<?> node) {
+        MapNode root = node.asMapNodeOrEmpty();
+        if (root.isEmpty()) return null;
+        try {
+            return (T) this.getClass().cast(JSON.json.tryPullAsClass(this.getClass(), root));
+        } catch (InstantiationException | IllegalAccessException e) {
+            throw new RuntimeException(e);
+        }
+    }
 }

src/main/java/club/someoneice/json/node/ArrayNode.java

@@ -2,13 +2,10 @@
 
 import club.someoneice.json.api.TreeNode;
 
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.Iterator;
-import java.util.List;
+import java.util.*;
 import java.util.stream.Stream;
 
-@SuppressWarnings({"rawtypes", "unchecked"})
+@SuppressWarnings({"rawtypes", "unchecked", "unused"})
 public class ArrayNode extends JsonNode<List<JsonNode<?>>> implements Iterable<JsonNode<?>>, TreeNode<JsonNode<?>> {
     public ArrayNode(List<JsonNode<?>> obj) {
         super(obj);
@@ -20,7 +17,7 @@ public ArrayNode() {
 
     @Override
     public List<JsonNode<?>> getObj() {
-        return (List<JsonNode<?>>) super.getObj();
+        return super.getObj();
     }
 
     @Override
@@ -43,7 +40,7 @@ public void addAll(List<JsonNode<?>> list) {
     }
 
     public JsonNode<?> get(int i) {
-        return (JsonNode<?>) this.obj.get(i);
+        return this.obj.get(i);
     }
 
     public void clear() {
@@ -116,4 +113,14 @@ public ArrayNode add(boolean b) {
         this.add(new BooleanNode(b));
         return this;
     }
+
+    public ArrayNode add(List<JsonNode<?>> list) {
+        this.add(new ArrayNode(list));
+        return this;
+    }
+
+    public ArrayNode add(Map<String, JsonNode<?>> map) {
+        this.add(new MapNode(map));
+        return this;
+    }
 }

src/main/java/club/someoneice/json/node/MapNode.java

@@ -7,7 +7,7 @@
 import java.util.*;
 import java.util.stream.Stream;
 
-@SuppressWarnings({"rawtypes", "unchecked"})
+@SuppressWarnings({"rawtypes", "unchecked", "unused"})
 public class MapNode extends JsonNode<Map<String, JsonNode<?>>> implements Iterable<Pair<String, JsonNode<?>>>, TreeNode<Pair<String, JsonNode<?>>> {
     public MapNode(Map<String, JsonNode<?>> obj) {
         super(obj);
@@ -24,7 +24,7 @@ public NodeType getType() {
 
     @Override
     public Map<String, JsonNode<?>> getObj() {
-        return (Map<String, JsonNode<?>>) super.getObj();
+        return super.getObj();
     }
 
     @Override
@@ -37,7 +37,7 @@ public void addAll(MapNode mapNode) {
     }
 
     public JsonNode<?> get(String key) {
-        return (JsonNode<?>) this.obj.get(key);
+        return this.obj.get(key);
     }
 
     public JsonNode<?> put(String key, JsonNode<?> value) {
@@ -144,4 +144,14 @@ public MapNode put(String name, boolean b) {
         this.put(name, new BooleanNode(b));
         return this;
     }
+
+    public MapNode put(String name, List<JsonNode<?>> list) {
+        this.put(name, new ArrayNode(list));
+        return this;
+    }
+
+    public MapNode put(String name, Map<String, JsonNode<?>> map) {
+        this.put(name, new MapNode(map));
+        return this;
+    }
 }