3.3.0: Add Tag#asRawString

Also fix convertToTag

pom.xml

@@ -5,7 +5,7 @@
 
     <groupId>com.viaversion</groupId>
     <artifactId>nbt</artifactId>
-    <version>3.2.1</version>
+    <version>3.3.0</version>
     <packaging>jar</packaging>
 
     <name>ViaNBT</name>

src/main/java/com/github/steveice10/opennbt/conversion/ConverterRegistry.java

@@ -108,6 +108,7 @@ public class ConverterRegistry {
             return null;
         }
 
+        //noinspection unchecked
         TagConverter<T, ? extends V> converter = (TagConverter<T, ? extends V>) TAG_TO_CONVERTER.get(tag.getTagId());
         if (converter == null) {
             throw new ConversionException("Tag type " + tag.getClass().getName() + " has no converter.");
@@ -125,17 +126,26 @@ public class ConverterRegistry {
      * @return The converted tag.
      * @throws ConversionException If a suitable converter could not be found.
      */
+    @SuppressWarnings("unchecked")
     public static <V, T extends Tag> @Nullable T convertToTag(@Nullable V value) throws ConversionException {
         if (value == null) {
             return null;
         }
 
-        // No need to check super classes since registering custom tags is not allowed
-        // and all the given ones cannot be extended, super class can't be instantiated
         Class<?> valueClass = value.getClass();
         TagConverter<T, ? super V> converter = (TagConverter<T, ? super V>) TYPE_TO_CONVERTER.get(valueClass);
         if (converter == null) {
-            throw new ConversionException("Value type " + valueClass.getName() + " has no converter.");
+            // Only check interfaces since you cannot register custom tags
+            for (Class<?> interfaceClass : valueClass.getInterfaces()) {
+                converter = (TagConverter<T, ? super V>) TYPE_TO_CONVERTER.get(interfaceClass);
+                if (converter != null) {
+                    break;
+                }
+            }
+
+            if (converter == null) {
+                throw new ConversionException("Value type " + valueClass.getName() + " has no converter.");
+            }
         }
 
         return converter.convert(value);

src/main/java/com/github/steveice10/opennbt/tag/builtin/ByteArrayTag.java

@@ -35,6 +35,11 @@ public class ByteArrayTag extends Tag {
         return this.value;
     }
 
+    @Override
+    public String asRawString() {
+        return Arrays.toString(this.value);
+    }
+
     /**
      * Sets the value of this tag.
      *

src/main/java/com/github/steveice10/opennbt/tag/builtin/ByteTag.java

@@ -37,6 +37,11 @@ public class ByteTag extends NumberTag {
         return this.value;
     }
 
+    @Override
+    public String asRawString() {
+        return Byte.toString(this.value);
+    }
+
     /**
      * Sets the value of this tag.
      *

src/main/java/com/github/steveice10/opennbt/tag/builtin/DoubleTag.java

@@ -37,6 +37,11 @@ public class DoubleTag extends NumberTag {
         return this.value;
     }
 
+    @Override
+    public String asRawString() {
+        return Double.toString(this.value);
+    }
+
     /**
      * Sets the value of this tag.
      *

src/main/java/com/github/steveice10/opennbt/tag/builtin/FloatTag.java

@@ -37,6 +37,11 @@ public class FloatTag extends NumberTag {
         return this.value;
     }
 
+    @Override
+    public String asRawString() {
+        return Float.toString(this.value);
+    }
+
     /**
      * Sets the value of this tag.
      *

src/main/java/com/github/steveice10/opennbt/tag/builtin/IntArrayTag.java

@@ -38,6 +38,11 @@ public class IntArrayTag extends Tag {
         return this.value;
     }
 
+    @Override
+    public String asRawString() {
+        return Arrays.toString(this.value);
+    }
+
     /**
      * Sets the value of this tag.
      *

src/main/java/com/github/steveice10/opennbt/tag/builtin/IntTag.java

@@ -37,6 +37,11 @@ public class IntTag extends NumberTag {
         return this.value;
     }
 
+    @Override
+    public String asRawString() {
+        return Integer.toString(this.value);
+    }
+
     /**
      * Sets the value of this tag.
      *

src/main/java/com/github/steveice10/opennbt/tag/builtin/LongArrayTag.java

@@ -38,6 +38,11 @@ public class LongArrayTag extends Tag {
         return this.value;
     }
 
+    @Override
+    public String asRawString() {
+        return Arrays.toString(this.value);
+    }
+
     /**
      * Sets the value of this tag.
      *

src/main/java/com/github/steveice10/opennbt/tag/builtin/LongTag.java

@@ -37,6 +37,11 @@ public class LongTag extends NumberTag {
         return this.value;
     }
 
+    @Override
+    public String asRawString() {
+        return Long.toString(this.value);
+    }
+
     /**
      * Sets the value of this tag.
      *

src/main/java/com/github/steveice10/opennbt/tag/builtin/ShortTag.java

@@ -37,6 +37,11 @@ public class ShortTag extends NumberTag {
         return this.value;
     }
 
+    @Override
+    public String asRawString() {
+        return Short.toString(this.value);
+    }
+
     /**
      * Sets the value of this tag.
      *

src/main/java/com/github/steveice10/opennbt/tag/builtin/StringTag.java

@@ -36,6 +36,11 @@ public class StringTag extends Tag {
         return this.value;
     }
 
+    @Override
+    public String asRawString() {
+        return this.value;
+    }
+
     /**
      * Sets the value of this tag.
      *

src/main/java/com/github/steveice10/opennbt/tag/builtin/Tag.java

@@ -20,11 +20,21 @@ public abstract class Tag implements Cloneable {
      */
     public abstract Object getValue();
 
+    /**
+     * Returns the raw string representation of the value of this tag.
+     * For SNBT, use {@link SNBT#serialize(Tag)} or {@link #toString()}.
+     *
+     * @return raw string representation of the value of this tag
+     */
+    public String asRawString() {
+        return this.getValue().toString();
+    }
+
     /**
      * Returns the unchecked value of this tag.
      *
-     * @return unchecked value of this tag
      * @param <T> expected type
+     * @return unchecked value of this tag
      */
     public <T> T value() {
         return (T) getValue();
@@ -43,7 +53,7 @@ public abstract class Tag implements Cloneable {
     /**
      * Reads this tag from an input stream.
      *
-     * @param in Stream to write to.
+     * @param in         Stream to write to.
      * @param tagLimiter taglimiter
      * @throws java.io.IOException If an I/O error occurs.
      */
@@ -54,8 +64,8 @@ public abstract class Tag implements Cloneable {
     /**
      * Reads this tag from an input stream.
      *
-     * @param in Stream to write to.
-     * @param tagLimiter taglimiter
+     * @param in           Stream to write to.
+     * @param tagLimiter   taglimiter
      * @param nestingLevel current level of nesting
      * @throws java.io.IOException If an I/O error occurs.
      */