Java tutorial
/* * The MIT License (MIT) * * Copyright (c) 2013 Dries K. Aka Dries007 and the CCM modding crew. * * Permission is hereby granted, free of charge, to any person obtaining a copy of * this software and associated documentation files (the "Software"), to deal in * the Software without restriction, including without limitation the rights to * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of * the Software, and to permit persons to whom the Software is furnished to do so, * subject to the following conditions: * * The above copyright notice and this permission notice shall be included in all * copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ package ccm.pay2spawn.types; import ccm.pay2spawn.Pay2Spawn; import ccm.pay2spawn.permissions.BanHelper; import ccm.pay2spawn.permissions.Node; import ccm.pay2spawn.permissions.PermissionsHandler; import ccm.pay2spawn.types.guis.EntityTypeGui; import ccm.pay2spawn.util.Constants; import ccm.pay2spawn.util.Helper; import ccm.pay2spawn.util.PointD; import ccm.pay2spawn.util.Vector3; import com.google.gson.JsonObject; import net.minecraft.entity.Entity; import net.minecraft.entity.EntityList; import net.minecraft.entity.EntityLiving; import net.minecraft.entity.player.EntityPlayer; import net.minecraft.nbt.NBTTagCompound; import net.minecraft.util.EnumChatFormatting; import net.minecraftforge.common.config.Configuration; import java.io.File; import java.io.IOException; import java.io.PrintWriter; import java.util.*; import static ccm.pay2spawn.util.Constants.*; /** * A simple entity spawner, can handle: * - agroing mobs * - custom name tags * - entities riding entities to infinity * * @author Dries007 */ public class EntityType extends TypeBase { public static final String ENTITYNAME_KEY = "name"; public static final String SPAWNRADIUS_KEY = "SPAWNRADIUS"; public static final String AMOUNT_KEY = "AMOUNT"; public static final String AGRO_KEY = "agro"; public static final String CUSTOMNAME_KEY = "CustomName"; public static final String RIDING_KEY = "Riding"; public static final String RIDETHISMOB_KEY = "RideThisMob"; public static final String RANDOM_KEY = "random"; public static final String THROWTOWARDSPLAYER_KEY = "throwTowardsPlayer"; public static final HashSet<String> NAMES = new HashSet<>(); public static final HashMap<String, String> typeMap = new HashMap<>(); private static final String NAME = "entity"; public static final String NODENAME = NAME; private static int spawnLimit = 100; static { typeMap.put(ENTITYNAME_KEY, NBTTypes[STRING]); typeMap.put(SPAWNRADIUS_KEY, NBTTypes[INT]); typeMap.put(AMOUNT_KEY, NBTTypes[INT]); typeMap.put(AGRO_KEY, NBTTypes[BYTE]); typeMap.put(CUSTOMNAME_KEY, NBTTypes[STRING]); typeMap.put(RIDETHISMOB_KEY, NBTTypes[BYTE]); typeMap.put(RANDOM_KEY, NBTTypes[BYTE]); typeMap.put(THROWTOWARDSPLAYER_KEY, NBTTypes[BYTE]); } public static int getSpawnLimit() { return spawnLimit; } @Override public String getName() { return NAME; } @Override public void doConfig(Configuration configuration) { configuration.addCustomCategoryComment(Constants.MODID + "_types", "Reward config options"); configuration.addCustomCategoryComment(Constants.MODID + "_types." + NAME, "Used for Entity and CustomEntity"); spawnLimit = configuration .get(Constants.MODID + "_types." + NAME, "spawnLimit", spawnLimit, "A hard entity spawn limit. Only counts 1 reward's mobs. -1 for no limit.") .getInt(spawnLimit); } @Override public NBTTagCompound getExample() { NBTTagCompound tag = new NBTTagCompound(); tag.setString(ENTITYNAME_KEY, "$randomEntity"); tag.setBoolean(AGRO_KEY, true); tag.setBoolean(RANDOM_KEY, true); tag.setString(CUSTOMNAME_KEY, "$name"); NBTTagCompound tag2 = new NBTTagCompound(); tag2.setString(ENTITYNAME_KEY, "$randomEntity"); tag2.setBoolean(AGRO_KEY, true); tag2.setString(CUSTOMNAME_KEY, "$name"); tag2.setBoolean(RIDETHISMOB_KEY, true); tag.setTag(RIDING_KEY, tag2); tag.setInteger(SPAWNRADIUS_KEY, 10); tag.setInteger(AMOUNT_KEY, 2); return tag; } @Override public void openNewGui(int rewardID, JsonObject data) { new EntityTypeGui(rewardID, getName(), data, typeMap); } @Override public Collection<Node> getPermissionNodes() { HashSet<Node> nodes = new HashSet<>(); for (String s : EntityType.NAMES) nodes.add(new Node(NODENAME, s)); return nodes; } @Override public Node getPermissionNode(EntityPlayer player, NBTTagCompound dataFromClient) { return new Node(NODENAME, dataFromClient.getString(ENTITYNAME_KEY)); } @Override public String replaceInTemplate(String id, JsonObject jsonObject) { switch (id) { case "entity": StringBuilder sb = new StringBuilder(); sb.append(jsonObject.get(ENTITYNAME_KEY).getAsString().replace("STRING:", "")); while (jsonObject.has(RIDING_KEY)) { jsonObject = jsonObject.getAsJsonObject(RIDING_KEY); sb.append(" riding a ").append(jsonObject.get(ENTITYNAME_KEY).getAsString().replace("STRING:", "")); } return sb.toString(); } return id; } @Override public void spawnServerSide(EntityPlayer player, NBTTagCompound dataFromClient, NBTTagCompound rewardData) { if (!dataFromClient.hasKey(SPAWNRADIUS_KEY)) dataFromClient.setInteger(SPAWNRADIUS_KEY, 10); ArrayList<PointD> pointDs = new PointD(player).makeNiceForBlock() .getCylinder(dataFromClient.getInteger(SPAWNRADIUS_KEY), 6); NBTTagCompound p2sTag = new NBTTagCompound(); p2sTag.setString("Type", getName()); if (rewardData.hasKey("name")) p2sTag.setString("Reward", rewardData.getString("name")); int count = 0; if (!dataFromClient.hasKey(AMOUNT_KEY)) dataFromClient.setInteger(AMOUNT_KEY, 1); for (int i = 0; i < dataFromClient.getInteger(AMOUNT_KEY); i++) { Entity entity = EntityList.createEntityByName(dataFromClient.getString(ENTITYNAME_KEY), player.getEntityWorld()); if (entity != null) { count++; if (getSpawnLimit() != -1 && count > getSpawnLimit()) break; entity.setPosition(player.posX, player.posY, player.posZ); Helper.rndSpawnPoint(pointDs, entity); if (dataFromClient.getBoolean(AGRO_KEY) && entity instanceof EntityLiving) ((EntityLiving) entity).setAttackTarget(player); if (dataFromClient.hasKey(CUSTOMNAME_KEY) && entity instanceof EntityLiving) ((EntityLiving) entity).setCustomNameTag(dataFromClient.getString(CUSTOMNAME_KEY)); if (dataFromClient.getBoolean(RANDOM_KEY) && entity instanceof EntityLiving) ((EntityLiving) entity).onSpawnWithEgg(null); entity.getEntityData().setTag(Constants.NAME, p2sTag.copy()); player.getEntityWorld().spawnEntityInWorld(entity); Entity entity1 = entity; for (NBTTagCompound tag = dataFromClient; tag .hasKey(RIDING_KEY); tag = tag.getCompoundTag(RIDING_KEY)) { Entity entity2 = EntityList.createEntityByName( tag.getCompoundTag(RIDING_KEY).getString(ENTITYNAME_KEY), player.getEntityWorld()); Node node = this.getPermissionNode(player, tag.getCompoundTag(EntityType.RIDING_KEY)); if (BanHelper.isBanned(node)) { Helper.sendChatToPlayer(player, "This node (" + node + ") is banned.", EnumChatFormatting.RED); Pay2Spawn.getLogger().warn( player.getCommandSenderName() + " tried using globally banned node " + node + "."); continue; } if (PermissionsHandler.needPermCheck(player) && !PermissionsHandler.hasPermissionNode(player, node)) { Pay2Spawn.getLogger() .warn(player.getDisplayName() + " doesn't have perm node " + node.toString()); continue; } if (entity2 != null) { count++; if (getSpawnLimit() != -1 && count > getSpawnLimit()) break; if (tag.getCompoundTag(RIDING_KEY).getBoolean(AGRO_KEY) && entity2 instanceof EntityLiving) ((EntityLiving) entity2).setAttackTarget(player); if (tag.getCompoundTag(RIDING_KEY).hasKey(CUSTOMNAME_KEY) && entity2 instanceof EntityLiving) ((EntityLiving) entity2) .setCustomNameTag(tag.getCompoundTag(RIDING_KEY).getString(CUSTOMNAME_KEY)); if (tag.getCompoundTag(RIDING_KEY).getBoolean(RANDOM_KEY) && entity2 instanceof EntityLiving) ((EntityLiving) entity2).onSpawnWithEgg(null); entity2.setPosition(entity.posX, entity.posY, entity.posZ); entity2.getEntityData().setTag(Constants.NAME, p2sTag.copy()); player.worldObj.spawnEntityInWorld(entity2); entity1.mountEntity(entity2); if (tag.getCompoundTag(RIDING_KEY).hasKey(RIDETHISMOB_KEY) && tag.getCompoundTag(RIDING_KEY).getBoolean(RIDETHISMOB_KEY)) player.mountEntity(entity2); } entity1 = entity2; } if (dataFromClient.hasKey(RIDETHISMOB_KEY) && dataFromClient.getBoolean(RIDETHISMOB_KEY)) player.mountEntity(entity); if (dataFromClient.hasKey(THROWTOWARDSPLAYER_KEY) && dataFromClient.getBoolean(THROWTOWARDSPLAYER_KEY)) { new Vector3(entity, player).normalize().setAsVelocity(entity, 2); } } } } @Override public void printHelpList(File configFolder) { File file = new File(configFolder, "EntityList.txt"); try { if (file.exists()) file.delete(); file.createNewFile(); PrintWriter pw = new PrintWriter(file); pw.println("This is a list of all the entities you can use in the json file."); ArrayList<String> ids = new ArrayList<>(); ArrayList<String> names = new ArrayList<>(); ArrayList<Integer> list = new ArrayList<Integer>(EntityList.IDtoClassMapping.size()); for (Object key : EntityList.IDtoClassMapping.keySet()) { list.add((Integer) key); } Collections.sort(list); for (Object key : list) { Integer id = (Integer) key; String name = EntityList.getStringFromID(id); NAMES.add(name); ids.add(id + ""); names.add(name); } pw.print(Helper.makeTable(new Helper.TableData("ID", ids), new Helper.TableData("name", names))); pw.close(); } catch (IOException e) { e.printStackTrace(); } } }