Package io.datarouter.model.field

Class FieldTool

java.lang.Object

io.datarouter.model.field.FieldTool

public class FieldTool
extends java.lang.Object

Constructor Summary

Constructors

Constructor	Description
FieldTool()

Method Summary

Modifier and Type	Method	Description
static int	countNonNullLeadingFields(java.util.List<Field<?>> fields)
static byte[]	getConcatenatedValueBytes(java.util.List<Field<?>> fields)
static byte[]	getConcatenatedValueBytesUnterminated(java.util.List<Field<?>> fields)
static java.lang.Object	getNestedFieldSet(java.lang.Object object, Field<?> field)
static byte[]	getPartitionerInput(java.util.List<Field<?>> fields)
static byte[]	getSerializedKeyValues(java.util.List<Field<?>> fields, boolean includePrefix, boolean skipNullValues)
static java.util.List<Field<?>>	prependPrefixes(java.lang.String prefixPrefix, java.util.List<Field<?>> fields)

Methods inherited from class java.lang.Object

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

Constructor Details

FieldTool

public FieldTool()

Method Details

countNonNullLeadingFields

public static int countNonNullLeadingFields(java.util.List<Field<?>> fields)

getPartitionerInput

public static byte[] getPartitionerInput(java.util.List<Field<?>> fields)

getConcatenatedValueBytesUnterminated

public static byte[] getConcatenatedValueBytesUnterminated(java.util.List<Field<?>> fields)

getConcatenatedValueBytes

public static byte[] getConcatenatedValueBytes(java.util.List<Field<?>> fields)

getSerializedKeyValues

public static byte[] getSerializedKeyValues(java.util.List<Field<?>> fields, boolean includePrefix, boolean skipNullValues)

Parameters:

includePrefix - usually refers to the "key." prefix before a PK

skipNullValues - important to include nulls in PK's, but usually skip them in normal fields

prependPrefixes

public static java.util.List<Field<?>> prependPrefixes(java.lang.String prefixPrefix, java.util.List<Field<?>> fields)

getNestedFieldSet

public static java.lang.Object getNestedFieldSet(java.lang.Object object, Field<?> field)