com.google.cloud.tools.jib.image

Class ReproducibleLayerBuilder

java.lang.Object

com.google.cloud.tools.jib.image.ReproducibleLayerBuilder

public class ReproducibleLayerBuilder
extends Object

Builds a reproducible UnwrittenLayer from files. The reproducibility is implemented by strips out all non-reproducible elements (modification time, group ID, user ID, user name, and group name) from name-sorted tar archive entries.

Constructor Summary

Constructors

Constructor and Description
ReproducibleLayerBuilder()

Method Summary

Modifier and Type	Method and Description
ReproducibleLayerBuilder	addFiles(List<Path> sourceFiles, String extractionPath) Adds the sourceFiles to be extracted on the image at extractionPath.
UnwrittenLayer	build() Builds and returns the layer.
com.google.common.collect.ImmutableList<LayerEntry>	getLayerEntries()

Methods inherited from class java.lang.Object

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

Constructor Detail

ReproducibleLayerBuilder

public ReproducibleLayerBuilder()

Method Detail

addFiles

public ReproducibleLayerBuilder addFiles(List<Path> sourceFiles,
                                         String extractionPath)

Adds the sourceFiles to be extracted on the image at extractionPath. The order in which files are added matters.

Parameters:

sourceFiles - the source files to build from

extractionPath - the Unix-style path to add the source files to in the container image filesystem

Returns:

this

build

public UnwrittenLayer build()
                     throws IOException

Builds and returns the layer.

Returns:

the new layer

Throws:

IOException - if walking the source files fails

getLayerEntries

public com.google.common.collect.ImmutableList<LayerEntry> getLayerEntries()