renamed stuff and added generic reflection WIP

pom.xml

@@ -2,7 +2,7 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
-    <groupId>nl.sander</groupId>
+    <groupId>com.github.shautvast</groupId>
     <artifactId>reflective</artifactId>
     <version>1.0.0</version>
     <name>reflective</name>

src/main/java/com/github/shautvast/reflective/AbstractMetaClassFactory.java

@@ -0,0 +1,6 @@
+package com.github.shautvast.reflective;
+
+public abstract class AbstractMetaClassFactory {
+
+    public abstract MetaClass create();
+}

src/main/java/com/github/shautvast/reflective/MetaClass.java

@@ -0,0 +1,36 @@
+package com.github.shautvast.reflective;
+
+import java.util.*;
+
+public class MetaClass {
+
+    private final String name;
+    private final Map<String, MetaField> fields;
+    private final Map<String, MetaMethod> methods;
+
+    public MetaClass(String name) {
+        this.name = name;
+        this.fields = new HashMap<>();
+        this.methods = new HashMap<>();
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public Set<MetaField> getFields() {
+        return Set.copyOf(fields.values());
+    }
+
+    public Set<MetaMethod> getMethods() {
+        return Set.copyOf(methods.values());
+    }
+
+    void addField(int access, String name, String descriptor) {
+        fields.put(name, new MetaField(name));
+    }
+
+    public void addMethod(int access, String methodname, String descriptor) {
+        methods.put(methodname, new MetaMethod(methodname));
+    }
+}

src/main/java/com/github/shautvast/reflective/MetaClassFactory.java

@@ -0,0 +1,46 @@
+package com.github.shautvast.reflective;
+
+import com.github.shautvast.reflective.compare.AbstractComparator;
+import com.github.shautvast.reflective.java.Java;
+import org.objectweb.asm.ClassVisitor;
+import org.objectweb.asm.FieldVisitor;
+import org.objectweb.asm.MethodVisitor;
+import org.objectweb.asm.tree.ClassNode;
+
+import static org.objectweb.asm.Opcodes.ASM9;
+
+public class MetaClassFactory extends ClassVisitor {
+    public static final String SUPER = Java.internalName(AbstractComparator.class);
+
+    private boolean isRecord = false;
+
+    final ClassNode classNode = new ClassNode();
+
+    private MetaClass metaClassToBuild;
+
+    public MetaClassFactory() {
+        super(ASM9);
+    }
+
+    @Override
+    public void visit(int version, int access, String name, String signature, String superName, String[] interfaces) {
+        metaClassToBuild = new MetaClass(Java.externalName(name));
+    }
+
+    @Override
+    public FieldVisitor visitField(int access, String name, String descriptor, String signature, Object value) {
+        metaClassToBuild.addField(access, name, descriptor);
+        return null;
+    }
+
+    @Override
+    public MethodVisitor visitMethod(int access, String methodname,
+                                     String descriptor, String signature, String[] exceptions) {
+        metaClassToBuild.addMethod(access, methodname, descriptor);
+        return null;
+    }
+
+    public MetaClass getMetaClass() {
+        return metaClassToBuild;
+    }
+}

src/main/java/com/github/shautvast/reflective/MetaField.java

@@ -0,0 +1,10 @@
+package com.github.shautvast.reflective;
+
+public class MetaField {
+
+    private final String name;
+
+    public MetaField(String name) {
+        this.name = name;
+    }
+}

src/main/java/com/github/shautvast/reflective/MetaMethod.java

@@ -0,0 +1,9 @@
+package com.github.shautvast.reflective;
+
+public class MetaMethod {
+    private final String name;
+
+    public MetaMethod(String methodname) {
+        this.name = methodname;
+    }
+}

src/main/java/com/github/shautvast/reflective/Reflective.java

@@ -0,0 +1,25 @@
+package com.github.shautvast.reflective;
+
+import com.github.shautvast.reflective.java.Java;
+import org.objectweb.asm.ClassReader;
+
+public class Reflective {
+
+    public static MetaClass getMetaForClass(Class<?> type){
+        return getMetaClass(type);
+    }
+
+    private static MetaClass getMetaClass(Class<?> type) {
+        try {
+            ClassReader cr = Java.getClassReader(type);
+
+            MetaClassFactory factory = new MetaClassFactory();
+            cr.accept(factory, ClassReader.SKIP_FRAMES);
+            return factory.getMetaClass();
+        } catch (Exception e) {
+            throw new RuntimeException(e);
+        }
+    }
+
+
+}

src/main/java/com/github/shautvast/reflective/compare/AbstractComparator.java

@@ -1,4 +1,4 @@
-package nl.sander.reflective.compare;
+package com.github.shautvast.reflective.compare;
 
 public abstract class AbstractComparator {
 

src/main/java/com/github/shautvast/reflective/compare/ComparatorFactory.java

@@ -1,6 +1,6 @@
-package nl.sander.reflective.compare;
+package com.github.shautvast.reflective.compare;
 
-import nl.sander.reflective.java.Java;
+import com.github.shautvast.reflective.java.Java;
 import org.objectweb.asm.ClassVisitor;
 import org.objectweb.asm.MethodVisitor;
 import org.objectweb.asm.tree.*;
@@ -14,7 +14,6 @@ class ComparatorFactory extends ClassVisitor {
 
     public static final String SUPER = Java.internalName(AbstractComparator.class);
 
-
     private boolean isRecord = false;
 
     public ComparatorFactory() {

src/main/java/com/github/shautvast/reflective/compare/Compare.java

@@ -1,8 +1,8 @@
-package nl.sander.reflective.compare;
+package com.github.shautvast.reflective.compare;
 
-import nl.sander.reflective.java.ByteClassLoader;
+import com.github.shautvast.reflective.java.ByteClassLoader;
-import nl.sander.reflective.java.Java;
+import com.github.shautvast.reflective.java.Java;
-import nl.sander.reflective.tomap.ToMap;
+import com.github.shautvast.reflective.tomap.ToMap;
 import org.objectweb.asm.ClassReader;
 import org.objectweb.asm.ClassWriter;
 

src/main/java/com/github/shautvast/reflective/compare/Result.java

@@ -1,4 +1,4 @@
-package nl.sander.reflective.compare;
+package com.github.shautvast.reflective.compare;
 
 import java.util.Arrays;
 import java.util.List;

src/main/java/com/github/shautvast/reflective/java/ByteClassLoader.java

@@ -1,4 +1,4 @@
-package nl.sander.reflective.java;
+package com.github.shautvast.reflective.java;
 
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.ConcurrentMap;

src/main/java/com/github/shautvast/reflective/java/Java.java

@@ -1,4 +1,4 @@
-package nl.sander.reflective.java;
+package com.github.shautvast.reflective.java;
 
 import org.objectweb.asm.ClassReader;
 
@@ -16,9 +16,15 @@ public class Java {
     public static String internalName(String className) {
         return className.replaceAll("\\.", "/");
     }
+
     public static String internalName(Class<?> type) {
         return internalName(type.getName());
     }
+
+    public static String externalName(String internalName){
+        return internalName.replaceAll("/",".");
+    }
+
     public static boolean hasArgs(String desc) {
         return desc.charAt(1) != ')';
     }
@@ -40,12 +46,14 @@ public class Java {
     }
 
     public static ClassReader getClassReader(Object value) throws ClassNotFoundException {
-        ClassReader cr = null;
+        return getClassReader(value.getClass());
-        try {
+    }
-            cr = new ClassReader(value.getClass().getName());
+
-        } catch (IOException e) {
+    public static ClassReader getClassReader(Class<?> type) throws ClassNotFoundException {
-            throw new ClassNotFoundException(value.getClass().getName());
+        try {
+            return new ClassReader(type.getName());
+        } catch (IOException e) {
+            throw new ClassNotFoundException(type.getName());
         }
-        return cr;
     }
 }

src/main/java/com/github/shautvast/reflective/tomap/AbstractToMap.java

@@ -1,4 +1,4 @@
-package nl.sander.reflective.tomap;
+package com.github.shautvast.reflective.tomap;
 
 import java.util.HashMap;
 import java.util.Map;

src/main/java/com/github/shautvast/reflective/tomap/ToMap.java

@@ -1,8 +1,8 @@
-package nl.sander.reflective.tomap;
+package com.github.shautvast.reflective.tomap;
 
 
-import nl.sander.reflective.java.ByteClassLoader;
+import com.github.shautvast.reflective.java.ByteClassLoader;
-import nl.sander.reflective.java.Java;
+import com.github.shautvast.reflective.java.Java;
 import org.objectweb.asm.ClassReader;
 import org.objectweb.asm.ClassWriter;
 

src/main/java/com/github/shautvast/reflective/tomap/ToMapFactory.java

@@ -1,6 +1,6 @@
-package nl.sander.reflective.tomap;
+package com.github.shautvast.reflective.tomap;
 
-import nl.sander.reflective.java.Java;
+import com.github.shautvast.reflective.java.Java;
 import org.objectweb.asm.ClassVisitor;
 import org.objectweb.asm.MethodVisitor;
 import org.objectweb.asm.tree.*;

src/test/java/com/github/shautvast/reflective/ReflectiveTest.java

@@ -0,0 +1,13 @@
+package com.github.shautvast.reflective;
+
+import org.junit.jupiter.api.Test;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+public class ReflectiveTest {
+
+    @Test
+    void test(){
+        assertEquals("java.lang.String",Reflective.getMetaForClass(String.class).getName());
+    }
+}

src/test/java/com/github/shautvast/reflective/compare/BeansTest.java

@@ -1,4 +1,4 @@
-package nl.sander.reflective.compare;
+package com.github.shautvast.reflective.compare;
 
 import org.junit.jupiter.api.Test;
 

src/test/java/com/github/shautvast/reflective/compare/BooleansTest.java

@@ -1,4 +1,4 @@
-package nl.sander.reflective.compare;
+package com.github.shautvast.reflective.compare;
 
 import org.junit.jupiter.api.Test;
 

src/test/java/com/github/shautvast/reflective/compare/BytesTest.java

@@ -1,4 +1,4 @@
-package nl.sander.reflective.compare;
+package com.github.shautvast.reflective.compare;
 
 import org.junit.jupiter.api.Test;
 

src/test/java/com/github/shautvast/reflective/compare/CharsTest.java

@@ -1,4 +1,4 @@
-package nl.sander.reflective.compare;
+package com.github.shautvast.reflective.compare;
 
 import org.junit.jupiter.api.Test;
 

src/test/java/com/github/shautvast/reflective/compare/DifferentTypesTest.java

@@ -1,4 +1,4 @@
-package nl.sander.reflective.compare;
+package com.github.shautvast.reflective.compare;
 
 import org.junit.jupiter.api.Test;
 

src/test/java/com/github/shautvast/reflective/compare/DoublesTest.java

@@ -1,4 +1,4 @@
-package nl.sander.reflective.compare;
+package com.github.shautvast.reflective.compare;
 
 import org.junit.jupiter.api.Test;
 

src/test/java/com/github/shautvast/reflective/compare/FloatsTest.java

@@ -1,4 +1,4 @@
-package nl.sander.reflective.compare;
+package com.github.shautvast.reflective.compare;
 
 import org.junit.jupiter.api.Test;
 

src/test/java/com/github/shautvast/reflective/compare/IntsTest.java

@@ -1,4 +1,4 @@
-package nl.sander.reflective.compare;
+package com.github.shautvast.reflective.compare;
 
 import org.junit.jupiter.api.Test;
 

src/test/java/com/github/shautvast/reflective/compare/LongsTest.java

@@ -1,4 +1,4 @@
-package nl.sander.reflective.compare;
+package com.github.shautvast.reflective.compare;
 
 import org.junit.jupiter.api.Test;
 

src/test/java/com/github/shautvast/reflective/compare/ObjectsTest.java

@@ -1,4 +1,4 @@
-package nl.sander.reflective.compare;
+package com.github.shautvast.reflective.compare;
 
 import org.junit.jupiter.api.Test;
 

src/test/java/com/github/shautvast/reflective/compare/PlumBean.java

@@ -1,4 +1,4 @@
-package nl.sander.reflective.compare;
+package com.github.shautvast.reflective.compare;
 
 import java.util.List;
 

src/test/java/com/github/shautvast/reflective/compare/Shop.java

@@ -1,4 +1,4 @@
-package nl.sander.reflective.compare;
+package com.github.shautvast.reflective.compare;
 
 public class Shop {
     private final String name;

src/test/java/com/github/shautvast/reflective/compare/ShortsTest.java

@@ -1,4 +1,4 @@
-package nl.sander.reflective.compare;
+package com.github.shautvast.reflective.compare;
 
 import org.junit.jupiter.api.Test;
 

src/test/java/com/github/shautvast/reflective/compare/Storage.java

@@ -0,0 +1,6 @@
+package com.github.shautvast.reflective.compare;
+
+public enum Storage {
+    HIGH,
+    LOW
+}

src/test/java/com/github/shautvast/reflective/compare/StringTest.java

@@ -1,4 +1,4 @@
-package nl.sander.reflective.compare;
+package com.github.shautvast.reflective.compare;
 
 import org.junit.jupiter.api.Test;
 

src/test/java/com/github/shautvast/reflective/tomap/ToMapTest.java

@@ -1,8 +1,8 @@
-package nl.sander.reflective.tomap;
+package com.github.shautvast.reflective.tomap;
 
-import nl.sander.reflective.compare.PlumBean;
+import com.github.shautvast.reflective.compare.Shop;
-import nl.sander.reflective.compare.Shop;
+import com.github.shautvast.reflective.compare.Storage;
-import nl.sander.reflective.compare.Storage;
+import com.github.shautvast.reflective.compare.PlumBean;
 import org.junit.jupiter.api.Test;
 
 import java.util.List;

src/test/java/nl/sander/reflective/compare/Storage.java

@@ -1,6 +0,0 @@
-package nl.sander.reflective.compare;
-
-public enum Storage {
-    HIGH,
-    LOW
-}