Reorganize internal I/O classes into input/output packages

Author: Glavo

src/main/java/module-info.java

@@ -20,5 +20,7 @@
 
     exports org.glavo.nbt;
     exports org.glavo.nbt.tag;
-    exports org.glavo.nbt.internal.io;
+    exports org.glavo.nbt.internal.output;
+    exports org.glavo.nbt.internal;
+    exports org.glavo.nbt.internal.input;
 }

…a/org/glavo/nbt/internal/io/IOUtils.java …java/org/glavo/nbt/internal/IOUtils.javasrc/main/java/org/glavo/nbt/internal/io/IOUtils.java renamed to src/main/java/org/glavo/nbt/internal/IOUtils.java src/main/java/org/glavo/nbt/internal/io/IOUtils.java renamed to src/main/java/org/glavo/nbt/internal/IOUtils.java

@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.glavo.nbt.internal.io;
+package org.glavo.nbt.internal;
 
 import org.glavo.nbt.tag.Tag;
 

…org/glavo/nbt/internal/io/NBTReader.java …/glavo/nbt/internal/input/NBTReader.javasrc/main/java/org/glavo/nbt/internal/io/NBTReader.java renamed to src/main/java/org/glavo/nbt/internal/input/NBTReader.java src/main/java/org/glavo/nbt/internal/io/NBTReader.java renamed to src/main/java/org/glavo/nbt/internal/input/NBTReader.java

@@ -13,8 +13,9 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.glavo.nbt.internal.io;
+package org.glavo.nbt.internal.input;
 
+import org.glavo.nbt.internal.IOUtils;
 import org.glavo.nbt.internal.StringCache;
 import org.glavo.nbt.tag.*;
 import org.jetbrains.annotations.Nullable;

src/main/java/org/glavo/nbt/internal/input/package-info.java

@@ -0,0 +1,20 @@
+/*
+ * Copyright 2026 Glavo
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+@NotNullByDefault
+package org.glavo.nbt.internal.input;
+
+import org.jetbrains.annotations.NotNullByDefault;

…org/glavo/nbt/internal/io/NBTWriter.java …glavo/nbt/internal/output/NBTWriter.javasrc/main/java/org/glavo/nbt/internal/io/NBTWriter.java renamed to src/main/java/org/glavo/nbt/internal/output/NBTWriter.java src/main/java/org/glavo/nbt/internal/io/NBTWriter.java renamed to src/main/java/org/glavo/nbt/internal/output/NBTWriter.java

@@ -13,8 +13,9 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.glavo.nbt.internal.io;
+package org.glavo.nbt.internal.output;
 
+import org.glavo.nbt.internal.IOUtils;
 import org.glavo.nbt.tag.*;
 
 import java.io.*;

src/main/java/org/glavo/nbt/internal/output/package-info.java

@@ -0,0 +1,20 @@
+/*
+ * Copyright 2026 Glavo
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+@NotNullByDefault
+package org.glavo.nbt.internal.output;
+
+import org.jetbrains.annotations.NotNullByDefault;

…/glavo/nbt/internal/io/package-info.java …org/glavo/nbt/internal/package-info.javasrc/main/java/org/glavo/nbt/internal/io/package-info.java renamed to src/main/java/org/glavo/nbt/internal/package-info.java src/main/java/org/glavo/nbt/internal/io/package-info.java renamed to src/main/java/org/glavo/nbt/internal/package-info.java

@@ -15,6 +15,6 @@
  */
 
 @NotNullByDefault
-package org.glavo.nbt.internal.io;
+package org.glavo.nbt.internal;
 
 import org.jetbrains.annotations.NotNullByDefault;

src/main/java/org/glavo/nbt/tag/Tag.java

@@ -16,9 +16,9 @@
 package org.glavo.nbt.tag;
 
 import org.glavo.nbt.NBTElement;
-import org.glavo.nbt.internal.io.IOUtils;
-import org.glavo.nbt.internal.io.NBTReader;
-import org.glavo.nbt.internal.io.NBTWriter;
+import org.glavo.nbt.internal.IOUtils;
+import org.glavo.nbt.internal.input.NBTReader;
+import org.glavo.nbt.internal.output.NBTWriter;
 import org.jetbrains.annotations.Contract;
 import org.jetbrains.annotations.Nullable;
 

src/test/java/org/glavo/nbt/io/NBTReaderTest.java

@@ -16,7 +16,6 @@
 package org.glavo.nbt.io;
 
 import com.github.steveice10.opennbt.NBTIO;
-import org.glavo.nbt.internal.io.NBTReader;
 import org.glavo.nbt.tag.*;
 import org.junit.jupiter.api.Test;