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internal/multiagent/mcp_execution_binder.go

@@ -0,0 +1,40 @@
+package multiagent
+
+import (
+	"strings"
+	"sync"
+)
+
+// MCPExecutionBinder maps ADK toolCallID → MCP monitor execution ID for a single agent run.
+type MCPExecutionBinder struct {
+	mu         sync.RWMutex
+	byToolCall map[string]string
+}
+
+func NewMCPExecutionBinder() *MCPExecutionBinder {
+	return &MCPExecutionBinder{byToolCall: make(map[string]string)}
+}
+
+func (b *MCPExecutionBinder) Bind(toolCallID, executionID string) {
+	if b == nil {
+		return
+	}
+	tid := strings.TrimSpace(toolCallID)
+	eid := strings.TrimSpace(executionID)
+	if tid == "" || eid == "" {
+		return
+	}
+	b.mu.Lock()
+	b.byToolCall[tid] = eid
+	b.mu.Unlock()
+}
+
+func (b *MCPExecutionBinder) ExecutionID(toolCallID string) string {
+	if b == nil {
+		return ""
+	}
+	tid := strings.TrimSpace(toolCallID)
+	b.mu.RLock()
+	defer b.mu.RUnlock()
+	return b.byToolCall[tid]
+}