Add a black list to storing the player's inventory.

src/main/java/com/graywolf336/jail/PrisonerManager.java

@@ -1,5 +1,6 @@
 package com.graywolf336.jail;
 
+import java.util.List;
 import java.util.UUID;
 
 import org.bukkit.GameMode;
@@ -135,12 +136,6 @@ public class PrisonerManager {
 			player.sendMessage(pl.getJailIO().getLanguageString(LangString.JAILEDWITHREASON, new String[] { prisoner.getReason() }));
 		}
 		
-		//If the config has inventory deletion, then let's delete it
-		if(pl.getConfig().getBoolean(Settings.DELETEINVENTORY.getPath(), false)) {
-			player.getInventory().setArmorContents(null);
-			player.getInventory().clear();
-		}
-		
 		//If the config has releasing them back to their previous position,
 		//then let's set it in the prisoner data.
 		if(pl.getConfig().getBoolean(Settings.RELEASETOPREVIOUSPOSITION.getPath(), false)) {
@@ -191,6 +186,7 @@ public class PrisonerManager {
     	if(cell != null) {
     		//check if we store the inventory
     		if(pl.getConfig().getBoolean(Settings.JAILEDSTOREINVENTORY.getPath(), true)) {
+    			List<String> blacklist = pl.getConfig().getStringList(Settings.JAILEDINVENTORYBLACKLIST.getPath());
     			//Check if there is a chest to store our items to and if it is a double chest, if not we will then serialize it
     			if(cell.hasChest()) {
     				//Get the chest's inventory and then clear it
@@ -202,18 +198,22 @@ public class PrisonerManager {
     				ItemStack[] armor = player.getInventory().getArmorContents();
     				
     				for(ItemStack item : inventory) {
+    					if(!Util.isStringInsideList(blacklist, item.getType().toString())) {
     						int i = chest.firstEmpty();
         					if(i != -1) {//Check that we have got a free spot, should never happen but just in case
         						chest.setItem(i, item);
         					}
     					}
+    				}
     				
     				for(ItemStack item : armor) {
+    					if(!Util.isStringInsideList(blacklist, item.getType().toString())) {
     						int i = chest.firstEmpty();
         					if(i != -1) {//Check that we have got a free spot, should never happen but just in case
         						chest.setItem(i, item);
         					}
     					}
+    				}
     				
     				player.getInventory().setArmorContents(null);
     				player.getInventory().clear();
@@ -222,6 +222,18 @@ public class PrisonerManager {
     				//Updates the cell's signs
     				cell.update();
     			}else {
+    				for(ItemStack item : player.getInventory().getContents()) {
+    					if(Util.isStringInsideList(blacklist, item.getType().toString())) {
+    						player.getInventory().remove(item);
+    					}
+    				}
+    				
+    				for(ItemStack item : player.getInventory().getArmorContents()) {
+    					if(Util.isStringInsideList(blacklist, item.getType().toString())) {
+    						player.getInventory().remove(item);
+    					}
+    				}
+    				
     				String[] inv = Util.playerInventoryToBase64(player.getInventory());
     				prisoner.setInventory(inv[0]);
     				prisoner.setArmor(inv[1]);

src/main/java/com/graywolf336/jail/enums/Settings.java

@@ -24,7 +24,6 @@ public enum Settings {
 	CROPTRAMPLINGPROTECTION("jailing.during.cropTramplingProtection"),
 	DEBUG("system.debug"),
 	DEFAULTJAIL("jailing.jail.defaultJail"),
-	DELETEINVENTORY("jailing.jail.deleteInventory"),
 	ENDERMENPROTECTION("jails.endermenProtection"),
 	EXPLOSIONPROTECTION("jails.explosionProtection"),
 	FOODCONTROL("jailing.during.foodControl"),
@@ -35,7 +34,8 @@ public enum Settings {
 	JAILSTICKSTICKS("jailstick.sticks"),
 	JAILDEFAULTTIME("jailing.jail.defaultTime"),
 	JAILEDGAMEMODE("jailing.jail.gameMode"),
-	JAILEDSTOREINVENTORY("jailing.jail.storeInventory"),
+	JAILEDINVENTORYBLACKLIST("jailing.jail.inventory.blacklist"),
+	JAILEDSTOREINVENTORY("jailing.jail.inventory.store"),
 	JAILPAYENABLED("jailpay.enabled"),
 	JAILPAYITEM("jailpay.item"),
 	JAILPAYPRICEPERMINUTE ("jailpay.pricePerMinute"),

src/main/resources/config.yml

@@ -56,11 +56,12 @@ jailing:
     commands: []
     defaultJail: nearest #the jail nearest to the player
     defaultTime: 30m #default the time to 30 minutes, if no time
-    deleteInventory: false
     gameMode: adventure
+    inventory:
+      blacklist: ['diamond_block', 'gold_block', 'emerald_block'] #items they aren't allowed to keep
+      store: true
     logToConsole: true
     logToProfile: false
-    storeInventory: true
   release:
     backToPreviousPosition: false
     commands: []