[framework] TxCore → common-framework (ACM-FW-001)

boot/common-framework/src/main/java/com/klaro/acquirecore/framework/TxCore.java

@@ -0,0 +1,57 @@
+package com.klaro.acquirecore.framework;
+
+import org.springframework.stereotype.Component;
+import org.springframework.beans.factory.annotation.Autowired;
+import java.util.function.Supplier;
+
+/**
+ * TxCore main entry point. Migrated from txcore.h/txcore.c.
+ * Provides centralized transaction management facade.
+ */
+@Component
+public class TxCore {
+
+    private final TxServiceRegistry registry;
+    private final TxTemplate template;
+
+    @Autowired
+    public TxCore(TxServiceRegistry registry, TxTemplate template) {
+        this.registry = registry;
+        this.template = template;
+    }
+
+    public TxServiceRegistry getRegistry() { return registry; }
+    public TxTemplate getTemplate() { return template; }
+
+    public TxResult executeTransaction(String serviceName, Supplier<Object> action) {
+        return template.execute(serviceName, action);
+    }
+
+    public TxResult executeTransaction(String serviceName, TxConfig config, Supplier<Object> action) {
+        return template.execute(serviceName, config, action);
+    }
+
+    public void registerService(String serviceName, TxServiceRegistry.TxServiceHandler handler) {
+        registry.registerService(serviceName, handler);
+    }
+
+    public void registerService(String serviceName, TxServiceRegistry.TxServiceHandler handler, TxConfig config) {
+        registry.registerService(serviceName, handler, config);
+    }
+
+    public boolean hasService(String serviceName) {
+        return registry.hasService(serviceName);
+    }
+
+    public TxContext beginTransaction(String serviceName) {
+        return template.begin(serviceName);
+    }
+
+    public TxResult commitTransaction(TxContext context) {
+        return template.commit(context);
+    }
+
+    public TxResult rollbackTransaction(TxContext context, String reason) {
+        return template.rollback(context, reason);
+    }
+}