Adds some new Ore querying functionality.

Also attempts to size initial Hashmaps in a logical manner.

Signed-off-by: King Lemming <kinglemming@gmail.com>
This commit is contained in:
King Lemming 2015-04-16 17:18:37 -04:00
parent 475d7fc02d
commit cd3bbfb02c

View file

@ -34,10 +34,10 @@ public class OreDictionary
{
private static boolean hasInit = false;
private static List<String> idToName = new ArrayList<String>();
private static Map<String, Integer> nameToId = new HashMap<String, Integer>();
private static Map<String, Integer> nameToId = new HashMap<String, Integer>(128);
private static List<ArrayList<ItemStack>> idToStack = Lists.newArrayList(); //ToDo: Unqualify to List when possible {1.8}
private static List<ArrayList<ItemStack>> idToStackUn = Lists.newArrayList(); //ToDo: Unqualify to List when possible {1.8}
private static Map<Integer, List<Integer>> stackToId = Maps.newHashMap();
private static Map<Integer, List<Integer>> stackToId = Maps.newHashMapWithExpectedSize(96); // Calculated from 128 * 0.75
public static final ArrayList<ItemStack> EMPTY_LIST = new UnmodifiableArrayList(Lists.newArrayList()); //ToDo: Unqualify to List when possible {1.8}
/**
@ -347,6 +347,44 @@ public class OreDictionary
return getOres(getOreID(name));
}
/**
* Retrieves the List of items that are registered to this ore type at this instant.
* If the flag is TRUE, then it will create the list as empty if it did not exist.
*
* This option should be used by modders who are doing blanket scans in postInit.
* It greatly reduces clutter in the OreDictionary is the responsible and proper
* way to use the dictionary in a large number of cases.
*
* The other function above is utilized in OreRecipe and is required for the
* operation of that code.
*
* @param name The ore name, directly calls getOreID if the flag is TRUE
* @param alwaysCreateEntry Flag - should a new entry be created if empty
* @return An arraylist containing ItemStacks registered for this ore
*/
public static List<ItemStack> getOres(String name, boolean alwaysCreateEntry)
{
if (alwaysCreateEntry) {
return getOres(getOreID(name));
}
return nameToId.get(name) != null ? getOres(getOreID(name)) : EMPTY_LIST;
}
/**
* Returns whether or not an oreName exists in the dictionary.
* This function can be used to safely query the Ore Dictionary without
* adding needless clutter to the underlying map structure.
*
* Please use this when possible and appropriate.
*
* @param name The ore name
* @return Whether or not that name is in the Ore Dictionary.
*/
public static boolean doesOreNameExist(String name)
{
return nameToId.get(name) != null;
}
/**
* Retrieves a list of all unique ore names that are already registered.
*