Convert uint64 to int64 (lossy)

Caused by: java.lang.IllegalArgumentException: Cannot use uint64: not a supported Java type
	at org.apache.iceberg.relocated.com.google.common.base.Preconditions.checkArgument(Preconditions.java:143)
	at org.apache.iceberg.parquet.MessageTypeToType$ParquetLogicalTypeVisitor.visit(MessageTypeToType.java:224)
	at org.apache.parquet.schema.LogicalTypeAnnotation$IntLogicalTypeAnnotation.accept(LogicalTypeAnnotation.java:800)
	at org.apache.iceberg.parquet.MessageTypeToType.primitive(MessageTypeToType.java:153)
	at org.apache.iceberg.parquet.MessageTypeToType.primitive(MessageTypeToType.java:46)
	at org.apache.iceberg.parquet.ParquetTypeVisitor.visit(ParquetTypeVisitor.java:39)
	at org.apache.iceberg.parquet.ParquetTypeVisitor.visitFields(ParquetTypeVisitor.java:182)
	at org.apache.iceberg.parquet.ParquetTypeVisitor.visit(ParquetTypeVisitor.java:36)
	at org.apache.iceberg.parquet.ParquetSchemaUtil.convertInternal(ParquetSchemaUtil.java:74)
	at org.apache.iceberg.parquet.ParquetSchemaUtil.convert(ParquetSchemaUtil.java:57)

Author: shyiko

ice/src/main/java/org/apache/iceberg/data/parquet/BaseParquetReaders.java

@@ -214,9 +214,10 @@ public Optional<ParquetValueReader<?>> visit(
     @Override
     public Optional<ParquetValueReader<?>> visit(IntLogicalTypeAnnotation intLogicalType) {
       if (intLogicalType.getBitWidth() == 64) {
-        Preconditions.checkArgument(
-            intLogicalType.isSigned(), "Cannot read UINT64 as a long value");
-
+        /*
+                Preconditions.checkArgument(
+                  intLogicalType.isSigned(), "Cannot read UINT64 as a long value");
+        */
         return Optional.of(new ParquetValueReaders.UnboxedReader<>(desc));
       }
 

ice/src/main/java/org/apache/iceberg/data/parquet/BaseParquetWriter.java

@@ -233,9 +233,11 @@ public Optional<ParquetValueWriter<?>> visit(
     @Override
     public Optional<ParquetValueWriter<?>> visit(
         LogicalTypeAnnotation.IntLogicalTypeAnnotation intType) {
-      Preconditions.checkArgument(
-          intType.isSigned() || intType.getBitWidth() < 64,
-          "Cannot read uint64: not a supported Java type");
+      /*
+              Preconditions.checkArgument(
+                intType.isSigned() || intType.getBitWidth() < 64,
+                "Cannot read uint64: not a supported Java type");
+      */
       if (intType.getBitWidth() < 64) {
         return Optional.of(ParquetValueWriters.ints(desc));
       } else {

ice/src/main/java/org/apache/iceberg/parquet/MessageTypeToType.java

@@ -221,9 +221,11 @@ public Optional<Type> visit(
 
     @Override
     public Optional<Type> visit(LogicalTypeAnnotation.IntLogicalTypeAnnotation intType) {
-      Preconditions.checkArgument(
-          intType.isSigned() || intType.getBitWidth() < 64,
-          "Cannot use uint64: not a supported Java type");
+      /*
+            Preconditions.checkArgument(
+              intType.isSigned() || intType.getBitWidth() < 64,
+              "Cannot use uint64: not a supported Java type");
+      */
       if (intType.getBitWidth() < 32) {
         return Optional.of(Types.IntegerType.get());
       } else if (intType.getBitWidth() == 32 && intType.isSigned()) {