增加Java源码编译器

hutool-core/src/test/resources/test-compile/a/A.java

@@ -0,0 +1,24 @@
+package a;
+
+import cn.hutool.core.lang.ConsoleTable;
+import cn.hutool.core.lang.caller.CallerUtil;
+
+public class A {
+    private class InnerClass {
+    }
+
+    public A() {
+        new InnerClass() {{
+            int i = 0;
+            Class<?> caller = CallerUtil.getCaller(i);
+            final ConsoleTable t = new ConsoleTable();
+            t.addHeader("类名", "类加载器");
+            System.out.println("初始化 " + getClass() + " 的调用链为: ");
+            while (caller != null) {
+                t.addBody(caller.toString(), caller.getClassLoader().toString());
+                caller = CallerUtil.getCaller(++i);
+            }
+            t.print();
+        }};
+    }
+}

hutool-core/src/test/resources/test-compile/b/B.java

@@ -0,0 +1,8 @@
+package b;
+import a.A;
+
+public class B {
+    public B() {
+        new A();
+    }
+}

hutool-core/src/test/resources/test-compile/c/C.java

@@ -0,0 +1,9 @@
+package c;
+
+import b.B;
+
+public class C {
+    public C() {
+        new B();
+    }
+}