org.locationtech.geowave.core.store.data.visibility

Class FieldMappedVisibilityHandler

java.lang.Object

org.locationtech.geowave.core.store.data.visibility.FieldMappedVisibilityHandler

All Implemented Interfaces:

Persistable, VisibilityHandler

public class FieldMappedVisibilityHandler
extends Object
implements VisibilityHandler

Determines the visibility of a field by looking up the field in a visibility map.

Constructor Summary

Constructors

Constructor and Description
FieldMappedVisibilityHandler()
FieldMappedVisibilityHandler(Map<String,String> fieldVisibilities)

Method Summary

Modifier and Type	Method and Description
void	fromBinary(byte[] bytes) Convert a stream of binary bytes to fields and data within an object.
<T> String	getVisibility(DataTypeAdapter<T> adapter, T rowValue, String fieldName) Determine visibility of the field.
byte[]	toBinary() Convert fields and data within an object to binary form for transmission or storage.

Methods inherited from class java.lang.Object

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

Constructor Detail

FieldMappedVisibilityHandler

public FieldMappedVisibilityHandler()

FieldMappedVisibilityHandler

public FieldMappedVisibilityHandler(Map<String,String> fieldVisibilities)

Method Detail

getVisibility

public <T> String getVisibility(DataTypeAdapter<T> adapter,
                                T rowValue,
                                String fieldName)

Description copied from interface: VisibilityHandler

Determine visibility of the field.

Specified by:

getVisibility in interface VisibilityHandler

Parameters:

adapter - the adapter for the entry

rowValue - the entry

fieldName - the field to determine visibility for

Returns:

The visibility for the field

toBinary

public byte[] toBinary()

Description copied from interface: Persistable

Convert fields and data within an object to binary form for transmission or storage.

Specified by:

toBinary in interface Persistable

Returns:

an array of bytes representing a binary stream representation of the object.

fromBinary

public void fromBinary(byte[] bytes)

Description copied from interface: Persistable

Convert a stream of binary bytes to fields and data within an object.

Specified by:

fromBinary in interface Persistable