Support for custom alchemy craft chances.

Thanks to teris1994.

L2J_Mobius_01.0_Ertheia/dist/game/data/xsd/AlchemyData.xsd

@@ -43,6 +43,7 @@
 						<xs:attribute type="xs:byte" name="level" use="required" />
 						<xs:attribute type="xs:byte" name="grade" use="required" />
 						<xs:attribute type="xs:byte" name="category" use="required" />
+						<xs:attribute type="xs:float" name="chance" use="optional" />
 					</xs:complexType>
 				</xs:element>
 			</xs:sequence>

L2J_Mobius_01.0_Ertheia/java/org/l2jmobius/gameserver/model/alchemy/AlchemyCraftData.java

@@ -32,6 +32,7 @@ public class AlchemyCraftData
 	private final int _level;
 	private final int _grade;
 	private final int _category;
+	private final float _chance;
 	private Set<ItemHolder> _ingredients;
 	private ItemHolder _productionSuccess;
 	private ItemHolder _productionFailure;
@@ -42,6 +43,7 @@ public class AlchemyCraftData
 		_level = set.getInt("level");
 		_grade = set.getInt("grade");
 		_category = set.getInt("category");
+		_chance = set.getFloat("chance", 0);
 	}
 	
 	public int getId()
@@ -59,6 +61,11 @@ public class AlchemyCraftData
 		return _grade;
 	}
 	
+	public float getChance()
+	{
+		return _chance;
+	}
+	
 	public int getCategory()
 	{
 		return _category;

L2J_Mobius_01.0_Ertheia/java/org/l2jmobius/gameserver/network/clientpackets/alchemy/RequestAlchemyConversion.java

@@ -44,8 +44,8 @@ public class RequestAlchemyConversion implements IClientIncomingPacket
 	private int _craftTimes;
 	private int _skillId;
 	private int _skillLevel;
-	
 	// private final Set<ItemHolder> _ingredients = new HashSet<>();
+	
 	@Override
 	public boolean read(GameClient client, PacketReader packet)
 	{
@@ -110,27 +110,31 @@ public class RequestAlchemyConversion implements IClientIncomingPacket
 		// }
 		
 		// Chance based on grade.
-		final int baseChance;
+		final float baseChance;
+		
+		// Custom XML chance value.
+		final float customChance = data.getChance();
+		
 		switch (data.getGrade())
 		{
 			case 1: // Elementary
 			{
-				baseChance = 100;
+				baseChance = customChance > 0 ? customChance : 100;
 				break;
 			}
 			case 2: // Intermediate
 			{
-				baseChance = 80;
+				baseChance = customChance > 0 ? customChance : 80;
 				break;
 			}
 			case 3: // Advanced
 			{
-				baseChance = 60;
+				baseChance = customChance > 0 ? customChance : 60;
 				break;
 			}
 			default: // Master
 			{
-				baseChance = 50;
+				baseChance = customChance > 0 ? customChance : 50;
 				break;
 			}
 		}

L2J_Mobius_02.5_Underground/dist/game/data/xsd/AlchemyData.xsd

@@ -43,6 +43,7 @@
 						<xs:attribute type="xs:byte" name="level" use="required" />
 						<xs:attribute type="xs:byte" name="grade" use="required" />
 						<xs:attribute type="xs:byte" name="category" use="required" />
+						<xs:attribute type="xs:float" name="chance" use="optional" />
 					</xs:complexType>
 				</xs:element>
 			</xs:sequence>

L2J_Mobius_02.5_Underground/java/org/l2jmobius/gameserver/model/alchemy/AlchemyCraftData.java

@@ -32,6 +32,7 @@ public class AlchemyCraftData
 	private final int _level;
 	private final int _grade;
 	private final int _category;
+	private final float _chance;
 	private Set<ItemHolder> _ingredients;
 	private ItemHolder _productionSuccess;
 	private ItemHolder _productionFailure;
@@ -42,6 +43,7 @@ public class AlchemyCraftData
 		_level = set.getInt("level");
 		_grade = set.getInt("grade");
 		_category = set.getInt("category");
+		_chance = set.getFloat("chance", 0);
 	}
 	
 	public int getId()
@@ -59,6 +61,11 @@ public class AlchemyCraftData
 		return _grade;
 	}
 	
+	public float getChance()
+	{
+		return _chance;
+	}
+	
 	public int getCategory()
 	{
 		return _category;

L2J_Mobius_02.5_Underground/java/org/l2jmobius/gameserver/network/clientpackets/alchemy/RequestAlchemyConversion.java

@@ -44,8 +44,8 @@ public class RequestAlchemyConversion implements IClientIncomingPacket
 	private int _craftTimes;
 	private int _skillId;
 	private int _skillLevel;
-	
 	// private final Set<ItemHolder> _ingredients = new HashSet<>();
+	
 	@Override
 	public boolean read(GameClient client, PacketReader packet)
 	{
@@ -110,27 +110,31 @@ public class RequestAlchemyConversion implements IClientIncomingPacket
 		// }
 		
 		// Chance based on grade.
-		final int baseChance;
+		final float baseChance;
+		
+		// Custom XML chance value.
+		final float customChance = data.getChance();
+		
 		switch (data.getGrade())
 		{
 			case 1: // Elementary
 			{
-				baseChance = 100;
+				baseChance = customChance > 0 ? customChance : 100;
 				break;
 			}
 			case 2: // Intermediate
 			{
-				baseChance = 80;
+				baseChance = customChance > 0 ? customChance : 80;
 				break;
 			}
 			case 3: // Advanced
 			{
-				baseChance = 60;
+				baseChance = customChance > 0 ? customChance : 60;
 				break;
 			}
 			default: // Master
 			{
-				baseChance = 50;
+				baseChance = customChance > 0 ? customChance : 50;
 				break;
 			}
 		}

L2J_Mobius_03.0_Helios/dist/game/data/xsd/AlchemyData.xsd

@@ -43,6 +43,7 @@
 						<xs:attribute type="xs:byte" name="level" use="required" />
 						<xs:attribute type="xs:byte" name="grade" use="required" />
 						<xs:attribute type="xs:byte" name="category" use="required" />
+						<xs:attribute type="xs:float" name="chance" use="optional" />
 					</xs:complexType>
 				</xs:element>
 			</xs:sequence>

L2J_Mobius_03.0_Helios/java/org/l2jmobius/gameserver/model/alchemy/AlchemyCraftData.java

@@ -32,6 +32,7 @@ public class AlchemyCraftData
 	private final int _level;
 	private final int _grade;
 	private final int _category;
+	private final float _chance;
 	private Set<ItemHolder> _ingredients;
 	private ItemHolder _productionSuccess;
 	private ItemHolder _productionFailure;
@@ -42,6 +43,7 @@ public class AlchemyCraftData
 		_level = set.getInt("level");
 		_grade = set.getInt("grade");
 		_category = set.getInt("category");
+		_chance = set.getFloat("chance", 0);
 	}
 	
 	public int getId()
@@ -59,6 +61,11 @@ public class AlchemyCraftData
 		return _grade;
 	}
 	
+	public float getChance()
+	{
+		return _chance;
+	}
+	
 	public int getCategory()
 	{
 		return _category;

L2J_Mobius_03.0_Helios/java/org/l2jmobius/gameserver/network/clientpackets/alchemy/RequestAlchemyConversion.java

@@ -44,8 +44,8 @@ public class RequestAlchemyConversion implements IClientIncomingPacket
 	private int _craftTimes;
 	private int _skillId;
 	private int _skillLevel;
-	
 	// private final Set<ItemHolder> _ingredients = new HashSet<>();
+	
 	@Override
 	public boolean read(GameClient client, PacketReader packet)
 	{
@@ -110,27 +110,31 @@ public class RequestAlchemyConversion implements IClientIncomingPacket
 		// }
 		
 		// Chance based on grade.
-		final int baseChance;
+		final float baseChance;
+		
+		// Custom XML chance value.
+		final float customChance = data.getChance();
+		
 		switch (data.getGrade())
 		{
 			case 1: // Elementary
 			{
-				baseChance = 100;
+				baseChance = customChance > 0 ? customChance : 100;
 				break;
 			}
 			case 2: // Intermediate
 			{
-				baseChance = 80;
+				baseChance = customChance > 0 ? customChance : 80;
 				break;
 			}
 			case 3: // Advanced
 			{
-				baseChance = 60;
+				baseChance = customChance > 0 ? customChance : 60;
 				break;
 			}
 			default: // Master
 			{
-				baseChance = 50;
+				baseChance = customChance > 0 ? customChance : 50;
 				break;
 			}
 		}

L2J_Mobius_04.0_GrandCrusade/dist/game/data/xsd/AlchemyData.xsd

@@ -43,6 +43,7 @@
 						<xs:attribute type="xs:byte" name="level" use="required" />
 						<xs:attribute type="xs:byte" name="grade" use="required" />
 						<xs:attribute type="xs:byte" name="category" use="required" />
+						<xs:attribute type="xs:float" name="chance" use="optional" />
 					</xs:complexType>
 				</xs:element>
 			</xs:sequence>

L2J_Mobius_04.0_GrandCrusade/java/org/l2jmobius/gameserver/model/alchemy/AlchemyCraftData.java

@@ -32,6 +32,7 @@ public class AlchemyCraftData
 	private final int _level;
 	private final int _grade;
 	private final int _category;
+	private final float _chance;
 	private Set<ItemHolder> _ingredients;
 	private ItemHolder _productionSuccess;
 	private ItemHolder _productionFailure;
@@ -42,6 +43,7 @@ public class AlchemyCraftData
 		_level = set.getInt("level");
 		_grade = set.getInt("grade");
 		_category = set.getInt("category");
+		_chance = set.getFloat("chance", 0);
 	}
 	
 	public int getId()
@@ -59,6 +61,11 @@ public class AlchemyCraftData
 		return _grade;
 	}
 	
+	public float getChance()
+	{
+		return _chance;
+	}
+	
 	public int getCategory()
 	{
 		return _category;

L2J_Mobius_04.0_GrandCrusade/java/org/l2jmobius/gameserver/network/clientpackets/alchemy/RequestAlchemyConversion.java

@@ -44,8 +44,8 @@ public class RequestAlchemyConversion implements IClientIncomingPacket
 	private int _craftTimes;
 	private int _skillId;
 	private int _skillLevel;
-	
 	// private final Set<ItemHolder> _ingredients = new HashSet<>();
+	
 	@Override
 	public boolean read(GameClient client, PacketReader packet)
 	{
@@ -110,27 +110,31 @@ public class RequestAlchemyConversion implements IClientIncomingPacket
 		// }
 		
 		// Chance based on grade.
-		final int baseChance;
+		final float baseChance;
+		
+		// Custom XML chance value.
+		final float customChance = data.getChance();
+		
 		switch (data.getGrade())
 		{
 			case 1: // Elementary
 			{
-				baseChance = 100;
+				baseChance = customChance > 0 ? customChance : 100;
 				break;
 			}
 			case 2: // Intermediate
 			{
-				baseChance = 80;
+				baseChance = customChance > 0 ? customChance : 80;
 				break;
 			}
 			case 3: // Advanced
 			{
-				baseChance = 60;
+				baseChance = customChance > 0 ? customChance : 60;
 				break;
 			}
 			default: // Master
 			{
-				baseChance = 50;
+				baseChance = customChance > 0 ? customChance : 50;
 				break;
 			}
 		}

L2J_Mobius_05.0_Salvation/dist/game/data/xsd/AlchemyData.xsd

@@ -43,6 +43,7 @@
 						<xs:attribute type="xs:byte" name="level" use="required" />
 						<xs:attribute type="xs:byte" name="grade" use="required" />
 						<xs:attribute type="xs:byte" name="category" use="required" />
+						<xs:attribute type="xs:float" name="chance" use="optional" />
 					</xs:complexType>
 				</xs:element>
 			</xs:sequence>

L2J_Mobius_05.0_Salvation/java/org/l2jmobius/gameserver/model/alchemy/AlchemyCraftData.java

@@ -32,6 +32,7 @@ public class AlchemyCraftData
 	private final int _level;
 	private final int _grade;
 	private final int _category;
+	private final float _chance;
 	private Set<ItemHolder> _ingredients;
 	private ItemHolder _productionSuccess;
 	private ItemHolder _productionFailure;
@@ -42,6 +43,7 @@ public class AlchemyCraftData
 		_level = set.getInt("level");
 		_grade = set.getInt("grade");
 		_category = set.getInt("category");
+		_chance = set.getFloat("chance", 0);
 	}
 	
 	public int getId()
@@ -59,6 +61,11 @@ public class AlchemyCraftData
 		return _grade;
 	}
 	
+	public float getChance()
+	{
+		return _chance;
+	}
+	
 	public int getCategory()
 	{
 		return _category;

L2J_Mobius_05.0_Salvation/java/org/l2jmobius/gameserver/network/clientpackets/alchemy/RequestAlchemyConversion.java

@@ -44,8 +44,8 @@ public class RequestAlchemyConversion implements IClientIncomingPacket
 	private int _craftTimes;
 	private int _skillId;
 	private int _skillLevel;
-	
 	// private final Set<ItemHolder> _ingredients = new HashSet<>();
+	
 	@Override
 	public boolean read(GameClient client, PacketReader packet)
 	{
@@ -110,27 +110,31 @@ public class RequestAlchemyConversion implements IClientIncomingPacket
 		// }
 		
 		// Chance based on grade.
-		final int baseChance;
+		final float baseChance;
+		
+		// Custom XML chance value.
+		final float customChance = data.getChance();
+		
 		switch (data.getGrade())
 		{
 			case 1: // Elementary
 			{
-				baseChance = 100;
+				baseChance = customChance > 0 ? customChance : 100;
 				break;
 			}
 			case 2: // Intermediate
 			{
-				baseChance = 80;
+				baseChance = customChance > 0 ? customChance : 80;
 				break;
 			}
 			case 3: // Advanced
 			{
-				baseChance = 60;
+				baseChance = customChance > 0 ? customChance : 60;
 				break;
 			}
 			default: // Master
 			{
-				baseChance = 50;
+				baseChance = customChance > 0 ? customChance : 50;
 				break;
 			}
 		}

L2J_Mobius_05.5_EtinasFate/dist/game/data/xsd/AlchemyData.xsd

@@ -43,6 +43,7 @@
 						<xs:attribute type="xs:byte" name="level" use="required" />
 						<xs:attribute type="xs:byte" name="grade" use="required" />
 						<xs:attribute type="xs:byte" name="category" use="required" />
+						<xs:attribute type="xs:float" name="chance" use="optional" />
 					</xs:complexType>
 				</xs:element>
 			</xs:sequence>

L2J_Mobius_05.5_EtinasFate/java/org/l2jmobius/gameserver/model/alchemy/AlchemyCraftData.java

@@ -32,6 +32,7 @@ public class AlchemyCraftData
 	private final int _level;
 	private final int _grade;
 	private final int _category;
+	private final float _chance;
 	private Set<ItemHolder> _ingredients;
 	private ItemHolder _productionSuccess;
 	private ItemHolder _productionFailure;
@@ -42,6 +43,7 @@ public class AlchemyCraftData
 		_level = set.getInt("level");
 		_grade = set.getInt("grade");
 		_category = set.getInt("category");
+		_chance = set.getFloat("chance", 0);
 	}
 	
 	public int getId()
@@ -59,6 +61,11 @@ public class AlchemyCraftData
 		return _grade;
 	}
 	
+	public float getChance()
+	{
+		return _chance;
+	}
+	
 	public int getCategory()
 	{
 		return _category;

L2J_Mobius_05.5_EtinasFate/java/org/l2jmobius/gameserver/network/clientpackets/alchemy/RequestAlchemyConversion.java

@@ -44,8 +44,8 @@ public class RequestAlchemyConversion implements IClientIncomingPacket
 	private int _craftTimes;
 	private int _skillId;
 	private int _skillLevel;
-	
 	// private final Set<ItemHolder> _ingredients = new HashSet<>();
+	
 	@Override
 	public boolean read(GameClient client, PacketReader packet)
 	{
@@ -110,27 +110,31 @@ public class RequestAlchemyConversion implements IClientIncomingPacket
 		// }
 		
 		// Chance based on grade.
-		final int baseChance;
+		final float baseChance;
+		
+		// Custom XML chance value.
+		final float customChance = data.getChance();
+		
 		switch (data.getGrade())
 		{
 			case 1: // Elementary
 			{
-				baseChance = 100;
+				baseChance = customChance > 0 ? customChance : 100;
 				break;
 			}
 			case 2: // Intermediate
 			{
-				baseChance = 80;
+				baseChance = customChance > 0 ? customChance : 80;
 				break;
 			}
 			case 3: // Advanced
 			{
-				baseChance = 60;
+				baseChance = customChance > 0 ? customChance : 60;
 				break;
 			}
 			default: // Master
 			{
-				baseChance = 50;
+				baseChance = customChance > 0 ? customChance : 50;
 				break;
 			}
 		}

L2J_Mobius_06.0_Fafurion/dist/game/data/xsd/AlchemyData.xsd

@@ -43,6 +43,7 @@
 						<xs:attribute type="xs:byte" name="level" use="required" />
 						<xs:attribute type="xs:byte" name="grade" use="required" />
 						<xs:attribute type="xs:byte" name="category" use="required" />
+						<xs:attribute type="xs:float" name="chance" use="optional" />
 					</xs:complexType>
 				</xs:element>
 			</xs:sequence>

L2J_Mobius_06.0_Fafurion/java/org/l2jmobius/gameserver/model/alchemy/AlchemyCraftData.java

@@ -32,6 +32,7 @@ public class AlchemyCraftData
 	private final int _level;
 	private final int _grade;
 	private final int _category;
+	private final float _chance;
 	private Set<ItemHolder> _ingredients;
 	private ItemHolder _productionSuccess;
 	private ItemHolder _productionFailure;
@@ -42,6 +43,7 @@ public class AlchemyCraftData
 		_level = set.getInt("level");
 		_grade = set.getInt("grade");
 		_category = set.getInt("category");
+		_chance = set.getFloat("chance", 0);
 	}
 	
 	public int getId()
@@ -59,6 +61,11 @@ public class AlchemyCraftData
 		return _grade;
 	}
 	
+	public float getChance()
+	{
+		return _chance;
+	}
+	
 	public int getCategory()
 	{
 		return _category;

L2J_Mobius_06.0_Fafurion/java/org/l2jmobius/gameserver/network/clientpackets/alchemy/RequestAlchemyConversion.java

@@ -44,8 +44,8 @@ public class RequestAlchemyConversion implements IClientIncomingPacket
 	private int _craftTimes;
 	private int _skillId;
 	private int _skillLevel;
-	
 	// private final Set<ItemHolder> _ingredients = new HashSet<>();
+	
 	@Override
 	public boolean read(GameClient client, PacketReader packet)
 	{
@@ -110,27 +110,31 @@ public class RequestAlchemyConversion implements IClientIncomingPacket
 		// }
 		
 		// Chance based on grade.
-		final int baseChance;
+		final float baseChance;
+		
+		// Custom XML chance value.
+		final float customChance = data.getChance();
+		
 		switch (data.getGrade())
 		{
 			case 1: // Elementary
 			{
-				baseChance = 100;
+				baseChance = customChance > 0 ? customChance : 100;
 				break;
 			}
 			case 2: // Intermediate
 			{
-				baseChance = 80;
+				baseChance = customChance > 0 ? customChance : 80;
 				break;
 			}
 			case 3: // Advanced
 			{
-				baseChance = 60;
+				baseChance = customChance > 0 ? customChance : 60;
 				break;
 			}
 			default: // Master
 			{
-				baseChance = 50;
+				baseChance = customChance > 0 ? customChance : 50;
 				break;
 			}
 		}

L2J_Mobius_07.0_PreludeOfWar/dist/game/data/xsd/AlchemyData.xsd

@@ -43,6 +43,7 @@
 						<xs:attribute type="xs:byte" name="level" use="required" />
 						<xs:attribute type="xs:byte" name="grade" use="required" />
 						<xs:attribute type="xs:byte" name="category" use="required" />
+						<xs:attribute type="xs:float" name="chance" use="optional" />
 					</xs:complexType>
 				</xs:element>
 			</xs:sequence>

L2J_Mobius_07.0_PreludeOfWar/java/org/l2jmobius/gameserver/model/alchemy/AlchemyCraftData.java

@@ -32,6 +32,7 @@ public class AlchemyCraftData
 	private final int _level;
 	private final int _grade;
 	private final int _category;
+	private final float _chance;
 	private Set<ItemHolder> _ingredients;
 	private ItemHolder _productionSuccess;
 	private ItemHolder _productionFailure;
@@ -42,6 +43,7 @@ public class AlchemyCraftData
 		_level = set.getInt("level");
 		_grade = set.getInt("grade");
 		_category = set.getInt("category");
+		_chance = set.getFloat("chance", 0);
 	}
 	
 	public int getId()
@@ -59,6 +61,11 @@ public class AlchemyCraftData
 		return _grade;
 	}
 	
+	public float getChance()
+	{
+		return _chance;
+	}
+	
 	public int getCategory()
 	{
 		return _category;

L2J_Mobius_07.0_PreludeOfWar/java/org/l2jmobius/gameserver/network/clientpackets/alchemy/RequestAlchemyConversion.java

@@ -44,8 +44,8 @@ public class RequestAlchemyConversion implements IClientIncomingPacket
 	private int _craftTimes;
 	private int _skillId;
 	private int _skillLevel;
-	
 	// private final Set<ItemHolder> _ingredients = new HashSet<>();
+	
 	@Override
 	public boolean read(GameClient client, PacketReader packet)
 	{
@@ -110,27 +110,31 @@ public class RequestAlchemyConversion implements IClientIncomingPacket
 		// }
 		
 		// Chance based on grade.
-		final int baseChance;
+		final float baseChance;
+		
+		// Custom XML chance value.
+		final float customChance = data.getChance();
+		
 		switch (data.getGrade())
 		{
 			case 1: // Elementary
 			{
-				baseChance = 100;
+				baseChance = customChance > 0 ? customChance : 100;
 				break;
 			}
 			case 2: // Intermediate
 			{
-				baseChance = 80;
+				baseChance = customChance > 0 ? customChance : 80;
 				break;
 			}
 			case 3: // Advanced
 			{
-				baseChance = 60;
+				baseChance = customChance > 0 ? customChance : 60;
 				break;
 			}
 			default: // Master
 			{
-				baseChance = 50;
+				baseChance = customChance > 0 ? customChance : 50;
 				break;
 			}
 		}

L2J_Mobius_08.2_Homunculus/dist/game/data/xsd/AlchemyData.xsd

@@ -43,6 +43,7 @@
 						<xs:attribute type="xs:byte" name="level" use="required" />
 						<xs:attribute type="xs:byte" name="grade" use="required" />
 						<xs:attribute type="xs:byte" name="category" use="required" />
+						<xs:attribute type="xs:float" name="chance" use="optional" />
 					</xs:complexType>
 				</xs:element>
 			</xs:sequence>

L2J_Mobius_08.2_Homunculus/java/org/l2jmobius/gameserver/model/alchemy/AlchemyCraftData.java

@@ -32,6 +32,7 @@ public class AlchemyCraftData
 	private final int _level;
 	private final int _grade;
 	private final int _category;
+	private final float _chance;
 	private Set<ItemHolder> _ingredients;
 	private ItemHolder _productionSuccess;
 	private ItemHolder _productionFailure;
@@ -42,6 +43,7 @@ public class AlchemyCraftData
 		_level = set.getInt("level");
 		_grade = set.getInt("grade");
 		_category = set.getInt("category");
+		_chance = set.getFloat("chance", 0);
 	}
 	
 	public int getId()
@@ -59,6 +61,11 @@ public class AlchemyCraftData
 		return _grade;
 	}
 	
+	public float getChance()
+	{
+		return _chance;
+	}
+	
 	public int getCategory()
 	{
 		return _category;

L2J_Mobius_08.2_Homunculus/java/org/l2jmobius/gameserver/network/clientpackets/alchemy/RequestAlchemyConversion.java

@@ -44,8 +44,8 @@ public class RequestAlchemyConversion implements IClientIncomingPacket
 	private int _craftTimes;
 	private int _skillId;
 	private int _skillLevel;
-	
 	// private final Set<ItemHolder> _ingredients = new HashSet<>();
+	
 	@Override
 	public boolean read(GameClient client, PacketReader packet)
 	{
@@ -110,27 +110,31 @@ public class RequestAlchemyConversion implements IClientIncomingPacket
 		// }
 		
 		// Chance based on grade.
-		final int baseChance;
+		final float baseChance;
+		
+		// Custom XML chance value.
+		final float customChance = data.getChance();
+		
 		switch (data.getGrade())
 		{
 			case 1: // Elementary
 			{
-				baseChance = 100;
+				baseChance = customChance > 0 ? customChance : 100;
 				break;
 			}
 			case 2: // Intermediate
 			{
-				baseChance = 80;
+				baseChance = customChance > 0 ? customChance : 80;
 				break;
 			}
 			case 3: // Advanced
 			{
-				baseChance = 60;
+				baseChance = customChance > 0 ? customChance : 60;
 				break;
 			}
 			default: // Master
 			{
-				baseChance = 50;
+				baseChance = customChance > 0 ? customChance : 50;
 				break;
 			}
 		}

L2J_Mobius_09.2_ReturnOfTheQueenAnt/dist/game/data/xsd/AlchemyData.xsd

@@ -43,6 +43,7 @@
 						<xs:attribute type="xs:byte" name="level" use="required" />
 						<xs:attribute type="xs:byte" name="grade" use="required" />
 						<xs:attribute type="xs:byte" name="category" use="required" />
+						<xs:attribute type="xs:float" name="chance" use="optional" />
 					</xs:complexType>
 				</xs:element>
 			</xs:sequence>

L2J_Mobius_09.2_ReturnOfTheQueenAnt/java/org/l2jmobius/gameserver/model/alchemy/AlchemyCraftData.java

@@ -32,6 +32,7 @@ public class AlchemyCraftData
 	private final int _level;
 	private final int _grade;
 	private final int _category;
+	private final float _chance;
 	private Set<ItemHolder> _ingredients;
 	private ItemHolder _productionSuccess;
 	private ItemHolder _productionFailure;
@@ -42,6 +43,7 @@ public class AlchemyCraftData
 		_level = set.getInt("level");
 		_grade = set.getInt("grade");
 		_category = set.getInt("category");
+		_chance = set.getFloat("chance", 0);
 	}
 	
 	public int getId()
@@ -59,6 +61,11 @@ public class AlchemyCraftData
 		return _grade;
 	}
 	
+	public float getChance()
+	{
+		return _chance;
+	}
+	
 	public int getCategory()
 	{
 		return _category;

L2J_Mobius_09.2_ReturnOfTheQueenAnt/java/org/l2jmobius/gameserver/network/clientpackets/alchemy/RequestAlchemyConversion.java

@@ -44,8 +44,8 @@ public class RequestAlchemyConversion implements IClientIncomingPacket
 	private int _craftTimes;
 	private int _skillId;
 	private int _skillLevel;
-	
 	// private final Set<ItemHolder> _ingredients = new HashSet<>();
+	
 	@Override
 	public boolean read(GameClient client, PacketReader packet)
 	{
@@ -110,27 +110,31 @@ public class RequestAlchemyConversion implements IClientIncomingPacket
 		// }
 		
 		// Chance based on grade.
-		final int baseChance;
+		final float baseChance;
+		
+		// Custom XML chance value.
+		final float customChance = data.getChance();
+		
 		switch (data.getGrade())
 		{
 			case 1: // Elementary
 			{
-				baseChance = 100;
+				baseChance = customChance > 0 ? customChance : 100;
 				break;
 			}
 			case 2: // Intermediate
 			{
-				baseChance = 80;
+				baseChance = customChance > 0 ? customChance : 80;
 				break;
 			}
 			case 3: // Advanced
 			{
-				baseChance = 60;
+				baseChance = customChance > 0 ? customChance : 60;
 				break;
 			}
 			default: // Master
 			{
-				baseChance = 50;
+				baseChance = customChance > 0 ? customChance : 50;
 				break;
 			}
 		}

L2J_Mobius_10.2_MasterClass/dist/game/data/xsd/AlchemyData.xsd

@@ -43,6 +43,7 @@
 						<xs:attribute type="xs:byte" name="level" use="required" />
 						<xs:attribute type="xs:byte" name="grade" use="required" />
 						<xs:attribute type="xs:byte" name="category" use="required" />
+						<xs:attribute type="xs:float" name="chance" use="optional" />
 					</xs:complexType>
 				</xs:element>
 			</xs:sequence>

L2J_Mobius_10.2_MasterClass/java/org/l2jmobius/gameserver/model/alchemy/AlchemyCraftData.java

@@ -32,6 +32,7 @@ public class AlchemyCraftData
 	private final int _level;
 	private final int _grade;
 	private final int _category;
+	private final float _chance;
 	private Set<ItemHolder> _ingredients;
 	private ItemHolder _productionSuccess;
 	private ItemHolder _productionFailure;
@@ -42,6 +43,7 @@ public class AlchemyCraftData
 		_level = set.getInt("level");
 		_grade = set.getInt("grade");
 		_category = set.getInt("category");
+		_chance = set.getFloat("chance", 0);
 	}
 	
 	public int getId()
@@ -59,6 +61,11 @@ public class AlchemyCraftData
 		return _grade;
 	}
 	
+	public float getChance()
+	{
+		return _chance;
+	}
+	
 	public int getCategory()
 	{
 		return _category;

L2J_Mobius_10.2_MasterClass/java/org/l2jmobius/gameserver/network/clientpackets/alchemy/RequestAlchemyConversion.java

@@ -44,8 +44,8 @@ public class RequestAlchemyConversion implements IClientIncomingPacket
 	private int _craftTimes;
 	private int _skillId;
 	private int _skillLevel;
-	
 	// private final Set<ItemHolder> _ingredients = new HashSet<>();
+	
 	@Override
 	public boolean read(GameClient client, PacketReader packet)
 	{
@@ -110,27 +110,31 @@ public class RequestAlchemyConversion implements IClientIncomingPacket
 		// }
 		
 		// Chance based on grade.
-		final int baseChance;
+		final float baseChance;
+		
+		// Custom XML chance value.
+		final float customChance = data.getChance();
+		
 		switch (data.getGrade())
 		{
 			case 1: // Elementary
 			{
-				baseChance = 100;
+				baseChance = customChance > 0 ? customChance : 100;
 				break;
 			}
 			case 2: // Intermediate
 			{
-				baseChance = 80;
+				baseChance = customChance > 0 ? customChance : 80;
 				break;
 			}
 			case 3: // Advanced
 			{
-				baseChance = 60;
+				baseChance = customChance > 0 ? customChance : 60;
 				break;
 			}
 			default: // Master
 			{
-				baseChance = 50;
+				baseChance = customChance > 0 ? customChance : 50;
 				break;
 			}
 		}