Cleanup all migration commands - closes #63

common/src/main/java/me/lucko/luckperms/common/commands/migration/MigrationLogger.java

@@ -0,0 +1,72 @@
+/*
+ * Copyright (c) 2016 Lucko (Luck) <luck@lucko.me>
+ *
+ *  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 me.lucko.luckperms.common.commands.migration;
+
+import lombok.RequiredArgsConstructor;
+
+import me.lucko.luckperms.common.commands.sender.Sender;
+import me.lucko.luckperms.common.constants.Message;
+import me.lucko.luckperms.exceptions.ObjectAlreadyHasException;
+import me.lucko.luckperms.exceptions.ObjectLacksException;
+
+import java.util.HashSet;
+import java.util.Set;
+
+@RequiredArgsConstructor
+public class MigrationLogger {
+    private static final int NOTIFY_FREQUENCY = 100;
+
+    private final String pluginName;
+    private final Set<Sender> listeners = new HashSet<>();
+
+    public void addListener(Sender sender) {
+        listeners.add(sender);
+    }
+
+    public void log(String msg) {
+        listeners.forEach(s -> Message.MIGRATION_LOG.send(s, pluginName, msg));
+    }
+
+    public void logErr(String msg) {
+        listeners.forEach(s -> Message.MIGRATION_LOG.send(s, pluginName, "Error -> " + msg));
+    }
+
+    public void logAllProgress(String msg, int amount) {
+        listeners.forEach(s -> Message.MIGRATION_LOG_PROGRESS.send(s, pluginName, msg.replace("{}", "" + amount)));
+    }
+
+    public void logProgress(String msg, int amount) {
+        if (amount % NOTIFY_FREQUENCY == 0) {
+            // migrated {} groups so far.
+            logAllProgress(msg, amount);
+        }
+    }
+
+    public void handleException(Exception ex) {
+        if (ex instanceof ObjectAlreadyHasException || ex instanceof ObjectLacksException) {
+            return;
+        }
+
+        ex.printStackTrace();
+    }
+}

common/src/main/java/me/lucko/luckperms/common/commands/sender/AbstractSender.java

@@ -22,6 +22,7 @@
 
 package me.lucko.luckperms.common.commands.sender;
 
+import lombok.EqualsAndHashCode;
 import lombok.Getter;
 
 import me.lucko.luckperms.common.constants.Constants;
@@ -39,6 +40,7 @@ import java.util.UUID;
  * @param <T> the command sender type
  */
 @Getter
+@EqualsAndHashCode(of = "uuid")
 public class AbstractSender<T> implements Sender {
     private final LuckPermsPlugin platform;
     private final SenderFactory<T> factory;

common/src/main/java/me/lucko/luckperms/common/constants/Message.java

@@ -49,7 +49,8 @@ public enum Message {
     OP_DISABLED_SPONGE("&2Server Operator status has no effect when a permission plugin is installed. Please edit user data directly.", true),
     LOG("&3LOG &3&l> {0}", true),
     EXPORT_LOG("&3EXPORT &3&l> &f{0}", true),
-    MIGRATION_LOG("&3MIGRATION &3&l> &f{0}", true),
+    MIGRATION_LOG("&3MIGRATION &7[&3{0}&7] &3&l> &f{1}", true),
+    MIGRATION_LOG_PROGRESS("&3MIGRATION &7[&3{0}&7] &3&l> &7{1}", true),
 
     COMMAND_NOT_RECOGNISED("Command not recognised.", true),
     COMMAND_NO_PERMISSION("You do not have permission to use this command!", true),