feature: add set methods for person properties

src/main/java/net/hollowcube/posthog/PostHog.java

@@ -119,6 +119,52 @@ public static void identify(@NotNull String distinctId, @Nullable Object propert
         getClient().identify(distinctId, properties);
     }
 
+    /**
+     * Set the given properties with the person profile of the user (distinct id).
+     *
+     * @param distinctId Unique ID of the target in your database. May not be empty.
+     * @param properties Properties to set (including overwriting previous values) on the person profile
+     * @param propertiesSetOnce Properties to set only if missing on the person profile
+     */
+    public static void set(@NotNull String distinctId, @Nullable Map<String, Object> properties, @Nullable Map<String, Object> propertiesSetOnce) {
+        getClient().set(distinctId, properties, propertiesSetOnce);
+    }
+
+    /**
+     * Set the given properties with the person profile of the user (distinct id).
+     *
+     * <p>The objects must be serializable to a JSON object via Gson (not primitive or array)</p>
+     *
+     * @param distinctId Unique ID of the target in your database. May not be empty.
+     * @param properties Properties to set (including overwriting previous values) on the person profile
+     * @param propertiesSetOnce Properties to set only if missing on the person profile
+     */
+    public static void set(@NotNull String distinctId, @Nullable Object properties, @Nullable Object propertiesSetOnce) {
+        getClient().set(distinctId, properties, propertiesSetOnce);
+    }
+
+    /**
+     * Set the given properties with the person profile of the user (distinct id).
+     *
+     * @param distinctId Unique ID of the target in your database. May not be empty.
+     * @param properties Properties to set (including overwriting previous values) on the person profile
+     */
+    public static void set(@NotNull String distinctId, @Nullable Map<String, Object> properties) {
+        getClient().set(distinctId, properties);
+    }
+
+    /**
+     * Set the given properties with the person profile of the user (distinct id).
+     *
+     * <p>The object must be serializable to a JSON object via Gson (not primitive or array)</p>
+     *
+     * @param distinctId Unique ID of the target in your database. May not be empty.
+     * @param properties Properties to set (including overwriting previous values) on the person profile
+     */
+    public static void set(@NotNull String distinctId, @Nullable Object properties) {
+        getClient().set(distinctId, properties);
+    }
+
     /**
      * Alias the given distinct ID to the given alias.
      *

src/main/java/net/hollowcube/posthog/PostHogClient.java

@@ -130,6 +130,62 @@ default void identify(@NotNull String distinctId, @Nullable Object properties) {
         capture(distinctId, IDENTIFY, eventProps);
     }
 
+    /**
+     * Set the given properties with the person profile of the user (distinct id).
+     *
+     * @param distinctId Unique ID of the target in your database. May not be empty.
+     * @param properties Properties to set (including overwriting previous values) on the person profile
+     * @param propertiesSetOnce Properties to set only if missing on the person profile
+     */
+    default void set(@NotNull String distinctId, @Nullable Map<String, Object> properties, @Nullable Map<String, Object> propertiesSetOnce) {
+        Map<String, Object> eventProps = new HashMap<>();
+        if (properties != null) eventProps.put(SET, properties);
+        if (propertiesSetOnce != null) eventProps.put(SET_ONCE, propertiesSetOnce);
+        capture(distinctId, SET, eventProps);
+    }
+
+    /**
+     * Set the given properties with the person profile of the user (distinct id).
+     *
+     * <p>The objects must be serializable to a JSON object via Gson (not primitive or array)</p>
+     *
+     * @param distinctId Unique ID of the target in your database. May not be empty.
+     * @param properties Properties to set (including overwriting previous values) on the person profile
+     * @param propertiesSetOnce Properties to set only if missing on the person profile
+     */
+    default void set(@NotNull String distinctId, @Nullable Object properties, @Nullable Object propertiesSetOnce) {
+        Map<String, Object> eventProps = new HashMap<>();
+        if (properties != null) eventProps.put(SET, properties);
+        if (propertiesSetOnce != null) eventProps.put(SET_ONCE, propertiesSetOnce);
+        capture(distinctId, SET, eventProps);
+    }
+
+    /**
+     * Set the given properties with the person profile of the user (distinct id).
+     *
+     * @param distinctId Unique ID of the target in your database. May not be empty.
+     * @param properties Properties to set (including overwriting previous values) on the person profile
+     */
+    default void set(@NotNull String distinctId, @Nullable Map<String, Object> properties) {
+        Map<String, Object> eventProps = new HashMap<>();
+        if (properties != null) eventProps.put(SET, properties);
+        capture(distinctId, SET, eventProps);
+    }
+
+    /**
+     * Set the given properties with the person profile of the user (distinct id).
+     *
+     * <p>The object must be serializable to a JSON object via Gson (not primitive or array)</p>
+     *
+     * @param distinctId Unique ID of the target in your database. May not be empty.
+     * @param properties Properties to set (including overwriting previous values) on the person profile
+     */
+    default void set(@NotNull String distinctId, @Nullable Object properties) {
+        Map<String, Object> eventProps = new HashMap<>();
+        if (properties != null) eventProps.put(SET, properties);
+        capture(distinctId, SET, eventProps);
+    }
+
     /**
      * Alias the given distinct ID to the given alias.
      *