org.apache.drill.exec.vector.accessor.impl

Class VectorPrinter

java.lang.Object

org.apache.drill.exec.vector.accessor.impl.VectorPrinter

public class VectorPrinter
extends Object

Handy tool to visualize string and offset vectors for debugging.

Constructor Summary

Constructors

Constructor and Description
VectorPrinter()

Method Summary

Modifier and Type	Method and Description
static void	header(ValueVector vector, int start, int length)
static void	printOffsets(UInt4Vector vector, int maxPrint)
static void	printOffsets(UInt4Vector vector, int start, int length)
static void	printStrings(VarCharVector vector, int start, int length)
static String	stringAt(VarCharVector vector, int i)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

VectorPrinter

public VectorPrinter()

Method Detail

printOffsets

public static void printOffsets(UInt4Vector vector,
                                int maxPrint)

printOffsets

public static void printOffsets(UInt4Vector vector,
                                int start,
                                int length)

printStrings

public static void printStrings(VarCharVector vector,
                                int start,
                                int length)

header

public static void header(ValueVector vector,
                          int start,
                          int length)

stringAt

public static String stringAt(VarCharVector vector,
                              int i)