From a06987ccf4099ec19f28e92efd989cc2bd792c74 Mon Sep 17 00:00:00 2001
From: tastybento <tastybento@wasteofplastic.com>
Date: Sun, 13 Sep 2020 10:53:35 -0700
Subject: [PATCH] Adds ability to write key values back to the event from
 plugins

---
 .../bentobox/api/events/BentoBoxEvent.java    | 23 +++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/src/main/java/world/bentobox/bentobox/api/events/BentoBoxEvent.java b/src/main/java/world/bentobox/bentobox/api/events/BentoBoxEvent.java
index e99c6e377..20a2c9b0d 100644
--- a/src/main/java/world/bentobox/bentobox/api/events/BentoBoxEvent.java
+++ b/src/main/java/world/bentobox/bentobox/api/events/BentoBoxEvent.java
@@ -2,6 +2,7 @@ package world.bentobox.bentobox.api.events;
 
 import java.beans.IntrospectionException;
 import java.beans.Introspector;
+import java.lang.reflect.InvocationTargetException;
 import java.util.Arrays;
 import java.util.Collections;
 import java.util.HashMap;
@@ -71,4 +72,26 @@ public abstract class BentoBoxEvent extends Event {
             return Collections.emptyMap();
         }
     }
+
+    /**
+     * Set values back to the event. Use {@link #getKeyValues()} to obtain the map
+     * @param map - key value map (Name of key, value - object)
+     * @since 1.15.1
+     */
+    public void setKeyValues(Map<String, Object> map) {
+        try {
+            Arrays.stream(Introspector.getBeanInfo(this.getClass(), BentoBoxEvent.class).getPropertyDescriptors())
+            // only get setters
+            .filter(pd -> Objects.nonNull(pd.getWriteMethod()))
+            .forEach(pd -> { // invoke method to set value
+                if (map.containsKey(pd.getName())) {
+                    try {
+                        pd.getWriteMethod().invoke(this, map.get(pd.getName()));
+                    } catch (IllegalAccessException | IllegalArgumentException | InvocationTargetException e) {
+                        e.printStackTrace();
+                    }
+                }
+            });
+        } catch (IntrospectionException ignore) {}
+    }
 }