Package com.intellij.util.indexing.impl

Class InputDataDiffBuilder<Key,Value>

java.lang.Object

com.intellij.util.indexing.impl.InputDataDiffBuilder<Key,Value>

Direct Known Subclasses:

DirectInputDataDiffBuilder

public abstract class InputDataDiffBuilder<Key,Value>
extends java.lang.Object

A class intended to make a diff between existing forward index data and new one.

Field Summary

Fields

Modifier and Type	Field and Description
protected int	myInputId

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	InputDataDiffBuilder(int id)

Method Summary

Modifier and Type	Method and Description
abstract boolean	differentiate(java.util.Map<Key,Value> newData, KeyValueUpdateProcessor<? super Key,? super Value> addProcessor, KeyValueUpdateProcessor<? super Key,? super Value> updateProcessor, RemovedKeyProcessor<? super Key> removeProcessor) produce a diff between existing data and newData and consume result to addProcessor, updateProcessor and removeProcessor.

Methods inherited from class java.lang.Object

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

Field Detail

myInputId

protected final int myInputId

Constructor Detail

InputDataDiffBuilder

protected InputDataDiffBuilder(int id)

Method Detail

differentiate

public abstract boolean differentiate(java.util.Map<Key,Value> newData,
                                      KeyValueUpdateProcessor<? super Key,? super Value> addProcessor,
                                      KeyValueUpdateProcessor<? super Key,? super Value> updateProcessor,
                                      RemovedKeyProcessor<? super Key> removeProcessor)
                               throws StorageException

produce a diff between existing data and newData and consume result to addProcessor, updateProcessor and removeProcessor.

Returns:

false if there is no difference and true otherwise

Throws:

StorageException