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

Class HierarchicalPrinter

java.lang.Object

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

All Implemented Interfaces:

HierarchicalFormatter

public class HierarchicalPrinter
extends Object
implements HierarchicalFormatter

Prints a complex object structure in a quasi-JSON format for use in debugging. Generally only used in an ad-hoc fashion during debugging sessions; never in production.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	HierarchicalPrinter.State

Constructor Summary

Constructors

Constructor and Description
HierarchicalPrinter()

Method Summary

Modifier and Type	Method and Description
HierarchicalFormatter	attribute(String label)
HierarchicalFormatter	attribute(String label, Object value)
HierarchicalFormatter	attributeArray(String label)
HierarchicalFormatter	attributeIdentity(String label, Object obj)
HierarchicalFormatter	element(int index)
HierarchicalFormatter	element(int index, Object value)
HierarchicalFormatter	elementIdentity(int index, Object obj)
HierarchicalFormatter	endArray()
HierarchicalFormatter	endObject()
void	extend()
HierarchicalFormatter	startObject(Object obj)

Methods inherited from class java.lang.Object

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

Constructor Detail

HierarchicalPrinter

public HierarchicalPrinter()

Method Detail

extend

public void extend()

Specified by:

extend in interface HierarchicalFormatter

startObject

public HierarchicalFormatter startObject(Object obj)

Specified by:

startObject in interface HierarchicalFormatter

attribute

public HierarchicalFormatter attribute(String label)

Specified by:

attribute in interface HierarchicalFormatter

attribute

public HierarchicalFormatter attribute(String label,
                                       Object value)

Specified by:

attribute in interface HierarchicalFormatter

attributeIdentity

public HierarchicalFormatter attributeIdentity(String label,
                                               Object obj)

Specified by:

attributeIdentity in interface HierarchicalFormatter

endObject

public HierarchicalFormatter endObject()

Specified by:

endObject in interface HierarchicalFormatter

attributeArray

public HierarchicalFormatter attributeArray(String label)

Specified by:

attributeArray in interface HierarchicalFormatter

element

public HierarchicalFormatter element(int index,
                                     Object value)

Specified by:

element in interface HierarchicalFormatter

element

public HierarchicalFormatter element(int index)

Specified by:

element in interface HierarchicalFormatter

elementIdentity

public HierarchicalFormatter elementIdentity(int index,
                                             Object obj)

Specified by:

elementIdentity in interface HierarchicalFormatter

endArray

public HierarchicalFormatter endArray()

Specified by:

endArray in interface HierarchicalFormatter