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

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

@@ -0,0 +1,69 @@
+package com.klaro.acquirecore.framework;
+
+import org.springframework.stereotype.Service;
+import jakarta.annotation.PostConstruct;
+import java.util.Map;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.function.BiConsumer;
+
+/**
+ * Service registry for transaction services. Migrated from txcore.c tx_service_registry.
+ * Replaces TX_SERVICE/registry pattern with @Service dispatch.
+ */
+@Service
+public class TxServiceRegistry {
+
+    /** Functional interface for transaction service handlers. */
+    @FunctionalInterface
+    public interface TxServiceHandler {
+        TxResult execute(TxContext context);
+    }
+
+    private final Map<String, TxServiceHandler> services = new ConcurrentHashMap<>();
+    private final Map<String, TxConfig> serviceConfigs = new ConcurrentHashMap<>();
+
+    @PostConstruct
+    public void initialize() {}
+
+    public void registerService(String serviceName, TxServiceHandler handler) {
+        services.put(serviceName, handler);
+    }
+
+    public void registerService(String serviceName, TxServiceHandler handler, TxConfig config) {
+        services.put(serviceName, handler);
+        serviceConfigs.put(serviceName, config);
+    }
+
+    public void unregisterService(String serviceName) {
+        services.remove(serviceName);
+        serviceConfigs.remove(serviceName);
+    }
+
+    public TxServiceHandler getService(String serviceName) {
+        return services.get(serviceName);
+    }
+
+    public boolean hasService(String serviceName) {
+        return services.containsKey(serviceName);
+    }
+
+    public TxConfig getConfig(String serviceName) {
+        return serviceConfigs.getOrDefault(serviceName, new TxConfig());
+    }
+
+    public TxResult execute(String serviceName, TxContext context) {
+        TxServiceHandler handler = services.get(serviceName);
+        if (handler == null) {
+            return TxResult.fail(context.getTxId(), "Service not found: " + serviceName);
+        }
+        return handler.execute(context);
+    }
+
+    public void forEachService(BiConsumer<String, TxServiceHandler> action) {
+        services.forEach(action);
+    }
+
+    public int getServiceCount() {
+        return services.size();
+    }
+}