Package net.stoerr.ai.aigenpipeline.framework.task

Interface RegenerationCheckStrategy

All Known Implementing Classes:

RegenerationCheckStrategy.VersionMarkerRegenerationCheckStrategy

public interface RegenerationCheckStrategy

A strategy to decide whether we need to regenerate an output file from input files.

Nested Class Summary

Nested Classes

Modifier and Type	Interface	Description
static class	RegenerationCheckStrategy.VersionMarkerRegenerationCheckStrategy

Field Summary

Fields

Modifier and Type	Field	Description
static RegenerationCheckStrategy	ALWAYS
static RegenerationCheckStrategy	IF_NOT_EXISTS
static RegenerationCheckStrategy	IF_OLDER	Regenerate when output file does not exist or is older than one of the input files.
static RegenerationCheckStrategy	VERSIONMARKER

Method Summary

Modifier and Type	Method	Description
boolean	needsRegeneration(File output, List<File> inputs, WritingStrategy writingStrategy, List<String> inputVersions)	Decides whether the output file needs to be regenerated.

Field Detail

ALWAYS

static final RegenerationCheckStrategy ALWAYS

IF_NOT_EXISTS

static final RegenerationCheckStrategy IF_NOT_EXISTS

IF_OLDER

static final RegenerationCheckStrategy IF_OLDER

Regenerate when output file does not exist or is older than one of the input files.

VERSIONMARKER

static final RegenerationCheckStrategy VERSIONMARKER

Method Detail

needsRegeneration

boolean needsRegeneration(@Nonnull
                          File output,
                          @Nonnull
                          List<File> inputs,
                          @Nonnull
                          WritingStrategy writingStrategy,
                          @Nonnull
                          List<String> inputVersions)
                   throws IOException

Decides whether the output file needs to be regenerated.

Parameters:

output - the output file

inputs - the input files . Caution: a file with name "-" is a placeholder for stdin - it is not a file.

writingStrategy - the writing strategy used to write the output file.

inputVersions - versions of all inputs

Returns:

true if the output file needs to be regenerated.

Throws:

IOException