License API submodule using MIT

10 files changed, 155 insertions, 91 deletions

diff --git a/README.md b/README.md
index 6e22f51..368e137 100644
--- a/README.md
+++ b/README.md
@@ -73,6 +73,8 @@ For a comparison between spark, WarmRoast, Minecraft timings and other profiles,
 
 ## License
 
-spark was originally a fork of [WarmRoast](https://github.com/sk89q/WarmRoast), which is [licensed under the GNU General Public License](https://github.com/sk89q/WarmRoast/blob/3fe5e5517b1c529d95cf9f43fd8420c66db0092a/src/main/java/com/sk89q/warmroast/WarmRoast.java#L1-L17).
+spark is free & open source. It is released under the terms of the GNU GPLv3 license. Please see [`LICENSE.txt`](LICENSE.txt) for more information. 
 
-spark itself is also licensed under the GNU General Public License.
+The spark API submodule is released under the terms of the more permissive MIT license. Please see [`spark-api/LICENSE.txt`](spark-api/LICENSE.txt) for more information.
+
+spark is a fork of [WarmRoast](https://github.com/sk89q/WarmRoast), which was also [licensed using the GPLv3](https://github.com/sk89q/WarmRoast/blob/3fe5e5517b1c529d95cf9f43fd8420c66db0092a/src/main/java/com/sk89q/warmroast/WarmRoast.java#L1-L17).
diff --git a/spark-api/LICENSE.txt b/spark-api/LICENSE.txt
new file mode 100644
index 0000000..9239c14
--- /dev/null
+++ b/spark-api/LICENSE.txt
@@ -0,0 +1,22 @@
+MIT License
+
+Copyright (c) lucko (Luck) <luck@lucko.me>
+Copyright (c) contributors
+
+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.
\ No newline at end of file
diff --git a/spark-api/src/main/java/me/lucko/spark/api/Spark.java b/spark-api/src/main/java/me/lucko/spark/api/Spark.java
index 1f4ee64..8620348 100644
--- a/spark-api/src/main/java/me/lucko/spark/api/Spark.java
+++ b/spark-api/src/main/java/me/lucko/spark/api/Spark.java
@@ -1,30 +1,35 @@
 /*
- * This file is part of spark.
+ * This file is part of spark, licensed under the MIT License.
  *
  *  Copyright (c) lucko (Luck) <luck@lucko.me>
  *  Copyright (c) contributors
  *
- *  This program is free software: you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation, either version 3 of the License, or
- *  (at your option) any later version.
+ *  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:
  *
- *  This program is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
+ *  The above copyright notice and this permission notice shall be included in all
+ *  copies or substantial portions of the Software.
  *
- *  You should have received a copy of the GNU General Public License
- *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *  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.spark.api;
 
 import me.lucko.spark.api.gc.GarbageCollector;
+import me.lucko.spark.api.statistic.StatisticWindow;
 import me.lucko.spark.api.statistic.misc.DoubleAverageInfo;
 import me.lucko.spark.api.statistic.types.DoubleStatistic;
 import me.lucko.spark.api.statistic.types.GenericStatistic;
-import me.lucko.spark.api.statistic.StatisticWindow;
 
 import org.checkerframework.checker.nullness.qual.NonNull;
 import org.checkerframework.checker.nullness.qual.Nullable;
diff --git a/spark-api/src/main/java/me/lucko/spark/api/SparkProvider.java b/spark-api/src/main/java/me/lucko/spark/api/SparkProvider.java
index a93c27d..c8a5520 100644
--- a/spark-api/src/main/java/me/lucko/spark/api/SparkProvider.java
+++ b/spark-api/src/main/java/me/lucko/spark/api/SparkProvider.java
@@ -1,21 +1,26 @@
 /*
- * This file is part of spark.
+ * This file is part of spark, licensed under the MIT License.
  *
  *  Copyright (c) lucko (Luck) <luck@lucko.me>
  *  Copyright (c) contributors
  *
- *  This program is free software: you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation, either version 3 of the License, or
- *  (at your option) any later version.
+ *  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:
  *
- *  This program is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
+ *  The above copyright notice and this permission notice shall be included in all
+ *  copies or substantial portions of the Software.
  *
- *  You should have received a copy of the GNU General Public License
- *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *  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.spark.api;
diff --git a/spark-api/src/main/java/me/lucko/spark/api/gc/GarbageCollector.java b/spark-api/src/main/java/me/lucko/spark/api/gc/GarbageCollector.java
index b2c8801..f31d18d 100644
--- a/spark-api/src/main/java/me/lucko/spark/api/gc/GarbageCollector.java
+++ b/spark-api/src/main/java/me/lucko/spark/api/gc/GarbageCollector.java
@@ -1,21 +1,26 @@
 /*
- * This file is part of spark.
+ * This file is part of spark, licensed under the MIT License.
  *
  *  Copyright (c) lucko (Luck) <luck@lucko.me>
  *  Copyright (c) contributors
  *
- *  This program is free software: you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation, either version 3 of the License, or
- *  (at your option) any later version.
+ *  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:
  *
- *  This program is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
+ *  The above copyright notice and this permission notice shall be included in all
+ *  copies or substantial portions of the Software.
  *
- *  You should have received a copy of the GNU General Public License
- *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *  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.spark.api.gc;
diff --git a/spark-api/src/main/java/me/lucko/spark/api/statistic/Statistic.java b/spark-api/src/main/java/me/lucko/spark/api/statistic/Statistic.java
index 26af8e1..84ffb2e 100644
--- a/spark-api/src/main/java/me/lucko/spark/api/statistic/Statistic.java
+++ b/spark-api/src/main/java/me/lucko/spark/api/statistic/Statistic.java
@@ -1,21 +1,26 @@
 /*
- * This file is part of spark.
+ * This file is part of spark, licensed under the MIT License.
  *
  *  Copyright (c) lucko (Luck) <luck@lucko.me>
  *  Copyright (c) contributors
  *
- *  This program is free software: you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation, either version 3 of the License, or
- *  (at your option) any later version.
+ *  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:
  *
- *  This program is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
+ *  The above copyright notice and this permission notice shall be included in all
+ *  copies or substantial portions of the Software.
  *
- *  You should have received a copy of the GNU General Public License
- *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *  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.spark.api.statistic;
diff --git a/spark-api/src/main/java/me/lucko/spark/api/statistic/StatisticWindow.java b/spark-api/src/main/java/me/lucko/spark/api/statistic/StatisticWindow.java
index cfae9dd..cdf4d01 100644
--- a/spark-api/src/main/java/me/lucko/spark/api/statistic/StatisticWindow.java
+++ b/spark-api/src/main/java/me/lucko/spark/api/statistic/StatisticWindow.java
@@ -1,21 +1,26 @@
 /*
- * This file is part of spark.
+ * This file is part of spark, licensed under the MIT License.
  *
  *  Copyright (c) lucko (Luck) <luck@lucko.me>
  *  Copyright (c) contributors
  *
- *  This program is free software: you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation, either version 3 of the License, or
- *  (at your option) any later version.
+ *  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:
  *
- *  This program is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
+ *  The above copyright notice and this permission notice shall be included in all
+ *  copies or substantial portions of the Software.
  *
- *  You should have received a copy of the GNU General Public License
- *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *  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.spark.api.statistic;
diff --git a/spark-api/src/main/java/me/lucko/spark/api/statistic/misc/DoubleAverageInfo.java b/spark-api/src/main/java/me/lucko/spark/api/statistic/misc/DoubleAverageInfo.java
index 0f882de..855b3b3 100644
--- a/spark-api/src/main/java/me/lucko/spark/api/statistic/misc/DoubleAverageInfo.java
+++ b/spark-api/src/main/java/me/lucko/spark/api/statistic/misc/DoubleAverageInfo.java
@@ -1,21 +1,26 @@
 /*
- * This file is part of spark.
+ * This file is part of spark, licensed under the MIT License.
  *
  *  Copyright (c) lucko (Luck) <luck@lucko.me>
  *  Copyright (c) contributors
  *
- *  This program is free software: you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation, either version 3 of the License, or
- *  (at your option) any later version.
+ *  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:
  *
- *  This program is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
+ *  The above copyright notice and this permission notice shall be included in all
+ *  copies or substantial portions of the Software.
  *
- *  You should have received a copy of the GNU General Public License
- *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *  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.spark.api.statistic.misc;
diff --git a/spark-api/src/main/java/me/lucko/spark/api/statistic/types/DoubleStatistic.java b/spark-api/src/main/java/me/lucko/spark/api/statistic/types/DoubleStatistic.java
index ab26b7b..50c484e 100644
--- a/spark-api/src/main/java/me/lucko/spark/api/statistic/types/DoubleStatistic.java
+++ b/spark-api/src/main/java/me/lucko/spark/api/statistic/types/DoubleStatistic.java
@@ -1,21 +1,26 @@
 /*
- * This file is part of spark.
+ * This file is part of spark, licensed under the MIT License.
  *
  *  Copyright (c) lucko (Luck) <luck@lucko.me>
  *  Copyright (c) contributors
  *
- *  This program is free software: you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation, either version 3 of the License, or
- *  (at your option) any later version.
+ *  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:
  *
- *  This program is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
+ *  The above copyright notice and this permission notice shall be included in all
+ *  copies or substantial portions of the Software.
  *
- *  You should have received a copy of the GNU General Public License
- *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *  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.spark.api.statistic.types;
diff --git a/spark-api/src/main/java/me/lucko/spark/api/statistic/types/GenericStatistic.java b/spark-api/src/main/java/me/lucko/spark/api/statistic/types/GenericStatistic.java
index 2c27c05..c91801b 100644
--- a/spark-api/src/main/java/me/lucko/spark/api/statistic/types/GenericStatistic.java
+++ b/spark-api/src/main/java/me/lucko/spark/api/statistic/types/GenericStatistic.java
@@ -1,21 +1,26 @@
 /*
- * This file is part of spark.
+ * This file is part of spark, licensed under the MIT License.
  *
  *  Copyright (c) lucko (Luck) <luck@lucko.me>
  *  Copyright (c) contributors
  *
- *  This program is free software: you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation, either version 3 of the License, or
- *  (at your option) any later version.
+ *  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:
  *
- *  This program is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
+ *  The above copyright notice and this permission notice shall be included in all
+ *  copies or substantial portions of the Software.
  *
- *  You should have received a copy of the GNU General Public License
- *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *  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.spark.api.statistic.types;