Add isSafeZone method to ProtectionManager and possiblity to put flags in ProtectonFlags

Author: Aquerr

src/main/java/io/github/aquerr/eaglefactions/api/entities/ProtectionFlags.java

@@ -3,10 +3,14 @@
 import java.util.Set;
 
 /**
- * Helper interface that represents an object that can provide protection flags and get their values.
+ * Helper interface that represents an object that holds protection flags.
  */
 public interface ProtectionFlags
 {
+    /**
+     * Gets immutable Set containing protection flags.
+     * @return
+     */
     Set<ProtectionFlag> getProtectionFlags();
 
     /**
@@ -16,4 +20,10 @@ public interface ProtectionFlags
      * @return <tt>true</tt> if flag is set to true, <tt>false</tt> if flag is set to false OR it does not exist.
      */
     boolean getValueForFlag(ProtectionFlagType type);
+
+    /**
+     * Inserts or updates existing protection flag
+     * @param protectionFlag the protection flag to insert
+     */
+    void putFlag(ProtectionFlag protectionFlag);
 }

src/main/java/io/github/aquerr/eaglefactions/api/managers/ProtectionManager.java

@@ -112,4 +112,11 @@ public interface ProtectionManager
      * @return <tt>true</tt> if user can use the item in the given location or <tt>false</tt> if not
      */
     ProtectionResult canUseItem(final ServerLocation location, final User user, final ItemStackSnapshot usedItem, final boolean shouldNotify);
+
+    /**
+     * Checks if the given server location is safe zone.
+     * @param location the server location to check.
+     * @return <tt>true</tt> if it is safe zone, <tt>false</tt> if not.
+     */
+    boolean isSafeZone(ServerLocation location);
 }