api: add RS Enum API

runescape-api/src/main/java/net/runelite/rs/api/RSClient.java

@@ -929,4 +929,7 @@ public interface RSClient extends RSGameEngine, Client
 	@Import("spellSelected")
 	@Override
 	void setSpellSelected(boolean selected);
+
+	@Import("getEnum")
+	RSEnum getRsEnum(int id);
 }

runescape-api/src/main/java/net/runelite/rs/api/RSEnum.java

@@ -0,0 +1,48 @@
+/*
+ * Copyright (c) 2019, Adam <Adam@sigterm.info>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice, this
+ *    list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
+ * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package net.runelite.rs.api;
+
+import net.runelite.api.EnumComposition;
+import net.runelite.mapping.Import;
+
+public interface RSEnum extends EnumComposition, RSCacheableNode
+{
+	@Import("keys")
+	int[] getKeys();
+
+	@Import("intVals")
+	@Override
+	int[] getIntVals();
+
+	@Import("stringVals")
+	@Override
+	String[] getStringVals();
+
+	@Import("defaultInt")
+	int getDefaultInt();
+
+	@Import("defaultString")
+	String getDefaultString();
+}