Get rid of google dependencies

Mostly replaced with Java 8 features and our own cache

src/main/java/com/Acrobot/Breeze/Database/EntityParser.java

@@ -1,13 +1,12 @@
 package com.Acrobot.Breeze.Database;
 
-import com.google.common.base.Joiner;
-
 import javax.persistence.Entity;
 import javax.persistence.Id;
 import java.lang.annotation.AnnotationFormatError;
 import java.lang.reflect.Field;
 import java.util.LinkedList;
 import java.util.List;
+import java.util.stream.Collectors;
 
 /**
  * Parses an entity (class with database fields)
@@ -37,7 +36,7 @@ public class EntityParser {
             fields.add(convertToSQL(field));
         }
 
-        return Joiner.on(',').join(fields);
+        return fields.stream().collect(Collectors.joining(","));
     }
 
     /**

src/main/java/com/Acrobot/Breeze/Database/Table.java

@@ -1,8 +1,11 @@
 package com.Acrobot.Breeze.Database;
 
-import com.google.common.base.Joiner;
-
-import java.sql.*;
+import java.sql.Connection;
+import java.sql.ResultSet;
+import java.sql.ResultSetMetaData;
+import java.sql.SQLException;
+import java.sql.Statement;
+import java.util.stream.Collectors;
 
 /**
  * Represents a table in database
@@ -129,10 +132,12 @@ public class Table {
         String statement;
 
         if (condition == null || condition.isEmpty()) {
-            String format = '\'' + Joiner.on("', ").join(row.getValues()) + '\'';
+            String format = '\'' + row.getValues().stream().collect(Collectors.joining("', ")) + '\'';
             statement = String.format(INSERT_VALUES, format);
         } else {
-            String format = Joiner.on("', ").withKeyValueSeparator("= '").join(row.getKeysAndValues()) + '\'';
+            String format = row.getKeysAndValues().entrySet().stream()
+                    .map(e -> e.getKey() + "= '" + e.getValue() + "'")
+                    .collect(Collectors.joining(", "));
             statement = String.format(UPDATE, format, condition);
         }
 

src/main/java/com/Acrobot/Breeze/Utils/MaterialUtil.java

@@ -1,8 +1,6 @@
 package com.Acrobot.Breeze.Utils;
 
 import com.Acrobot.ChestShop.ChestShop;
-import com.google.common.base.Splitter;
-import com.google.common.collect.Iterables;
 import info.somethingodd.OddItem.OddItem;
 import org.bukkit.CoalType;
 import org.bukkit.DyeColor;
@@ -166,7 +164,10 @@ public class MaterialUtil {
             return itemStack;
         }
 
-        String[] split = Iterables.toArray(Splitter.onPattern(":|-|#").trimResults().split(itemName), String.class);
+        String[] split = itemName.split("[:\\-#]");
+        for (int i = 0; i < split.length; i++) {
+            split[i] = split[i].trim();
+        }
 
         Material material = getMaterial(split[0]);
         short durability = getDurability(itemName);

src/main/java/com/Acrobot/Breeze/Utils/MojangAPI/NameFetcher.java

@@ -1,12 +1,12 @@
 package com.Acrobot.Breeze.Utils.MojangAPI;
 
-import com.google.common.collect.ImmutableList;
 import org.json.simple.JSONObject;
 import org.json.simple.parser.JSONParser;
 
 import java.io.InputStreamReader;
 import java.net.HttpURLConnection;
 import java.net.URL;
+import java.util.Arrays;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
@@ -20,7 +20,7 @@ public class NameFetcher implements Callable<Map<UUID, String>> {
     private final List<UUID> uuids;
 
     public NameFetcher(UUID... uuids) {
-        this.uuids = ImmutableList.copyOf(uuids);
+        this.uuids = Arrays.asList(uuids);
     }
 
     @Override

src/main/java/com/Acrobot/Breeze/Utils/MojangAPI/UUIDFetcher.java

@@ -1,6 +1,5 @@
 package com.Acrobot.Breeze.Utils.MojangAPI;
 
-import com.google.common.collect.ImmutableList;
 import org.json.simple.JSONArray;
 import org.json.simple.JSONObject;
 import org.json.simple.JSONValue;
@@ -28,11 +27,7 @@ public class UUIDFetcher implements Callable<Map<String, UUID>> {
     private final List<String> names;
 
     public UUIDFetcher(String... names) {
-        this.names = ImmutableList.copyOf(names);
-    }
-
-    public UUIDFetcher(String name) {
-        this.names = ImmutableList.of(name);
+        this.names = Arrays.asList(names);
     }
 
     public Map<String, UUID> call() throws Exception {

src/main/java/com/Acrobot/Breeze/Utils/NameUtil.java

@@ -2,9 +2,9 @@ package com.Acrobot.Breeze.Utils;
 
 import com.Acrobot.Breeze.Utils.MojangAPI.NameFetcher;
 import com.Acrobot.Breeze.Utils.MojangAPI.UUIDFetcher;
-import com.google.common.collect.ImmutableMap;
 import org.bukkit.entity.Player;
 
+import java.util.HashMap;
 import java.util.Map;
 import java.util.UUID;
 
@@ -60,7 +60,7 @@ public class NameUtil {
         try {
             return fetcher.call();
         } catch (Exception exception) {
-            return ImmutableMap.of();
+            return new HashMap<>();
         }
     }
 
@@ -94,7 +94,7 @@ public class NameUtil {
         try {
             return fetcher.call();
         } catch (Exception e) {
-            return ImmutableMap.of();
+            return new HashMap<>();
         }
     }
 

src/main/java/com/Acrobot/Breeze/Utils/StringUtil.java

@@ -1,11 +1,13 @@
 package com.Acrobot.Breeze.Utils;
 
-import com.google.common.base.Joiner;
 import org.apache.commons.lang.WordUtils;
 import org.bukkit.ChatColor;
 
 import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collection;
 import java.util.List;
+import java.util.stream.Collectors;
 
 /**
  * @author Acrobot
@@ -43,7 +45,7 @@ public class StringUtil {
      * @return Joined array
      */
     public static String joinArray(String[] array) {
-        return Joiner.on(' ').join(array);
+        return joinArray(Arrays.asList(array));
     }
 
     /**
@@ -52,8 +54,8 @@ public class StringUtil {
      * @param array Iterable
      * @return Joined iterable
      */
-    public static String joinArray(Iterable<?> array) {
-        return Joiner.on(' ').join(array);
+    public static String joinArray(Collection<String> array) {
+        return array.stream().collect(Collectors.joining(" "));
     }
 
     /**

src/main/java/com/Acrobot/ChestShop/Listeners/Block/Break/SignBreak.java

@@ -7,7 +7,6 @@ import com.Acrobot.ChestShop.Events.ShopDestroyedEvent;
 import com.Acrobot.ChestShop.Permission;
 import com.Acrobot.ChestShop.Signs.ChestShopSign;
 import com.Acrobot.ChestShop.Utils.uBlock;
-import com.google.common.collect.Lists;
 import org.bukkit.Material;
 import org.bukkit.block.Block;
 import org.bukkit.block.BlockFace;
@@ -165,7 +164,7 @@ public class SignBreak implements Listener {
 
     private static List<Sign> getAttachedSigns(Block block) {
         if (block == null) {
-            return Lists.newArrayList();
+            return new ArrayList<>();
         }
 
         if (isSign(block)) {

src/main/java/com/Acrobot/ChestShop/Listeners/PostTransaction/TransactionMessageSender.java

@@ -2,13 +2,13 @@ package com.Acrobot.ChestShop.Listeners.PostTransaction;
 
 import com.Acrobot.Breeze.Utils.InventoryUtil;
 import com.Acrobot.Breeze.Utils.MaterialUtil;
+import com.Acrobot.Breeze.Utils.StringUtil;
 import com.Acrobot.ChestShop.Commands.Toggle;
 import com.Acrobot.ChestShop.Configuration.Messages;
 import com.Acrobot.ChestShop.Configuration.Properties;
 import com.Acrobot.ChestShop.Economy.Economy;
 import com.Acrobot.ChestShop.Events.TransactionEvent;
 import com.Acrobot.ChestShop.UUIDs.NameManager;
-import com.google.common.base.Joiner;
 import org.bukkit.Bukkit;
 import org.bukkit.entity.Player;
 import org.bukkit.event.EventHandler;
@@ -16,6 +16,8 @@ import org.bukkit.event.EventPriority;
 import org.bukkit.event.Listener;
 import org.bukkit.inventory.ItemStack;
 
+import java.util.ArrayList;
+import java.util.List;
 import java.util.UUID;
 
 /**
@@ -80,14 +82,13 @@ public class TransactionMessageSender implements Listener {
     private static String parseItemInformation(ItemStack[] items) {
         ItemStack[] stock = InventoryUtil.mergeSimilarStacks(items);
 
-        StringBuilder message = new StringBuilder(15);
-        Joiner joiner = Joiner.on(' ');
+        List<String> itemText = new ArrayList<>();
 
         for (ItemStack item : stock) {
-            joiner.appendTo(message, item.getAmount(), MaterialUtil.getName(item));
+            itemText.add(item.getAmount() + " " + MaterialUtil.getName(item));
         }
 
-        return message.toString();
+        return StringUtil.joinArray(itemText);
     }
 
     private static void sendMessageToOwner(String message, TransactionEvent event) {

src/main/java/com/Acrobot/ChestShop/UUIDs/NameManager.java

@@ -8,8 +8,6 @@ import com.Acrobot.ChestShop.Database.Account;
 import com.Acrobot.ChestShop.Database.DaoCreator;
 import com.Acrobot.ChestShop.Permission;
 import com.Acrobot.ChestShop.Signs.ChestShopSign;
-import com.google.common.cache.Cache;
-import com.google.common.cache.CacheBuilder;
 import com.j256.ormlite.dao.Dao;
 
 import org.apache.commons.lang.Validate;
@@ -19,7 +17,10 @@ import org.bukkit.entity.Player;
 
 import java.sql.SQLException;
 import java.util.Date;
+import java.util.LinkedHashMap;
+import java.util.Map;
 import java.util.UUID;
+import java.util.concurrent.Callable;
 import java.util.concurrent.ExecutionException;
 import java.util.logging.Level;
 
@@ -32,9 +33,9 @@ import java.util.logging.Level;
 public class NameManager {
     private static Dao<Account, String> accounts;
 
-    private static Cache<String, Account> usernameToAccount = CacheBuilder.newBuilder().maximumSize(Properties.CACHE_SIZE).build();
-    private static Cache<UUID, Account> uuidToAccount = CacheBuilder.newBuilder().maximumSize(Properties.CACHE_SIZE).build();
-    private static Cache<String, Account> shortToAccount = CacheBuilder.newBuilder().maximumSize(Properties.CACHE_SIZE).build();
+    private static SimpleLoadingCache<String, Account> usernameToAccount = new SimpleLoadingCache<>(Properties.CACHE_SIZE);
+    private static SimpleLoadingCache<UUID, Account> uuidToAccount = new SimpleLoadingCache<>(Properties.CACHE_SIZE);
+    private static SimpleLoadingCache<String, Account> shortToAccount = new SimpleLoadingCache<>(Properties.CACHE_SIZE);
 
     /**
      * Get account info from a UUID
@@ -283,4 +284,44 @@ public class NameManager {
             e.printStackTrace();
         }
     }
+
+    private static class SimpleLoadingCache<K, V> {
+        private final LinkedHashMap<K, V> map;
+
+        public SimpleLoadingCache(int cacheSize) {
+            map = new LinkedHashMap<K, V>(cacheSize * 10/9, 0.7f, true) {
+                @Override
+                protected boolean removeEldestEntry(Map.Entry<K, V> eldest) {
+                    return size() > cacheSize;
+                }
+            };
+        }
+
+        public void put(K key, V value) {
+            map.put(key, value);
+        }
+
+        public V get(K key) {
+            return map.get(key);
+        }
+
+        public V get(K key, Callable<? extends V> loader) throws ExecutionException {
+            if (contains(key)) {
+                return map.get(key);
+            }
+            try {
+                V value = loader.call();
+                if (value != null) {
+                    put(key, value);
+                }
+                return value;
+            } catch (Exception e) {
+                throw new ExecutionException(e);
+            }
+        }
+
+        private boolean contains(K key) {
+            return map.containsKey(key);
+        }
+    }
 }