Some changes

1 files changed, 36 insertions, 0 deletions

diff --git a/dicore3/command/src/main/java/io/dico/dicore/command/registration/reflect/ICommandInterceptor.java b/dicore3/command/src/main/java/io/dico/dicore/command/registration/reflect/ICommandInterceptor.java
new file mode 100644
index 0000000..67b65e4
--- /dev/null
+++ b/dicore3/command/src/main/java/io/dico/dicore/command/registration/reflect/ICommandInterceptor.java
@@ -0,0 +1,36 @@
+package io.dico.dicore.command.registration.reflect;
+
+import io.dico.dicore.command.ExecutionContext;
+
+import java.lang.reflect.Method;
+
+public interface ICommandInterceptor {
+
+    /**
+     * Get the receiver of the command, if applicable.
+     * A command has a receiver if its first parameter implements {@link ICommandReceiver}
+     * and its instance object implements this interface.
+     *
+     * @param context the context of execution
+     * @param target the method of the command
+     * @param cmdName the name of the command
+     * @return the receiver
+     */
+    default ICommandReceiver getReceiver(ExecutionContext context, Method target, String cmdName) {
+        return null;
+    }
+
+    /**
+     * If applicable, get the coroutine context to use in suspend functions (Kotlin only).
+     * The return type is object to avoid depending on the kotlin runtime.
+     *
+     * @param context the context of execution
+     * @param target the method of the command
+     * @param cmdName the name of the command
+     * @return the coroutine context
+     */
+    default Object getCoroutineContext(ExecutionContext context, Method target, String cmdName) {
+        return null;
+    }
+
+}