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

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

@@ -0,0 +1,77 @@
+package com.klaro.acquirecore.framework;
+
+import org.springframework.stereotype.Service;
+
+import jakarta.annotation.PostConstruct;
+import java.util.Map;
+import java.util.concurrent.ConcurrentHashMap;
+
+/**
+ * Service registry replacing C TX_SERVICE/registry pattern.
+ * Acts as a central dispatcher for transactional services.
+ * Annotated with @Service for Spring component scanning.
+ */
+@Service
+public class TxServiceRegistry {
+
+    private final Map<String, TxService> services = new ConcurrentHashMap<>();
+
+    @PostConstruct
+    public void init() {
+        // Registry initialized and ready for service lookups
+    }
+
+    /**
+     * Register a transactional service by name.
+     * Mirrors C tx_registry_add().
+     */
+    public void registerService(String name, TxService service) {
+        services.put(name, service);
+    }
+
+    /**
+     * Unregister a service by name.
+     */
+    public void unregisterService(String name) {
+        services.remove(name);
+    }
+
+    /**
+     * Lookup a registered service by name.
+     * Mirrors C tx_registry_lookup().
+     */
+    public TxService lookupService(String name) {
+        return services.get(name);
+    }
+
+    /**
+     * Execute a transactional operation on a named service.
+     * Mirrors C tx_service_dispatch().
+     */
+    public <T> TxResult<T> dispatch(String serviceName, TxContext ctx, Object input) {
+        TxService service = lookupService(serviceName);
+        if (service == null) {
+            return TxResult.error("SERVICE_NOT_FOUND", "Service not registered: " + serviceName);
+        }
+        try {
+            Object result = service.execute(ctx, input);
+            return TxResult.ok(result);
+        } catch (Exception e) {
+            return TxResult.error("EXECUTION_FAILED", e.getMessage());
+        }
+    }
+
+    /**
+     * Check if a service is registered.
+     */
+    public boolean isRegistered(String name) {
+        return services.containsKey(name);
+    }
+
+    /**
+     * Get count of registered services.
+     */
+    public int getServiceCount() {
+        return services.size();
+    }
+}