rymurr commented on a change in pull request #7248:
URL: https://github.com/apache/arrow/pull/7248#discussion_r435819400
##########
File path:
java/vector/src/main/java/org/apache/arrow/vector/util/ValueVectorUtility.java
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@@ -90,42 +90,59 @@ public static String getToString(ValueVector vector, int
start, int end) {
}
/**
- * Validate field vector.
+ * Utility to validate vector in O(1) time.
*/
- public static void validate(FieldVector vector) {
+ public static void validate(ValueVector vector) {
Preconditions.checkNotNull(vector);
- ArrowType arrowType = vector.getField().getType();
- int typeBufferCount = TypeLayout.getTypeBufferCount(arrowType);
- TypeLayout typeLayout = TypeLayout.getTypeLayout(arrowType);
+ ValidateVectorTypeVisitor typeVisitor = new ValidateVectorTypeVisitor();
+ vector.accept(typeVisitor, null);
- if (vector.getValueCount() < 0) {
- throw new IllegalArgumentException("vector valueCount is negative");
- }
+ ValidateVectorBufferVisitor bufferVisitor = new
ValidateVectorBufferVisitor();
+ vector.accept(bufferVisitor, null);
+ }
- if (vector.getFieldBuffers().size() != typeBufferCount) {
- throw new IllegalArgumentException(String.format("Expected %s buffers in
vector of type %s, got %s",
- typeBufferCount, vector.getField().getType().toString(),
vector.getBufferSize()));
- }
+ /**
+ * Utility to validate vector in O(n) time, where n is the value count.
+ */
+ public static void validateFull(ValueVector vector) {
+ Preconditions.checkNotNull(vector);
Review comment:
nit: call validate here and avoid a few lines of duplication
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