org.springframework.cloud.skipper.server.deployer

Class ReleaseAnalyzer

java.lang.Object

org.springframework.cloud.skipper.server.deployer.ReleaseAnalyzer

public class ReleaseAnalyzer
extends Object

Analyze the new release manifest and the previous one to determine the minimum number of releases to install and delete when upgrading. This implementation currently only supports detecting changes between the two packages that either a) both have a single top level package template b) both have the same number of dependent packages and no top level package template

Author:

Mark Pollack, Ilayaperumal Gopinathan

Constructor Summary

Constructors

Constructor and Description
ReleaseAnalyzer(org.springframework.cloud.skipper.domain.SpringCloudDeployerApplicationManifestReader applicationManifestReader, org.springframework.cloud.deployer.resource.support.DelegatingResourceLoader delegatingResourceLoader)

Method Summary

Modifier and Type	Method and Description
ReleaseAnalysisReport	analyze(org.springframework.cloud.skipper.domain.Release existingRelease, org.springframework.cloud.skipper.domain.Release replacingRelease, boolean isForceUpdate, List<String> appNamesToUpdate) Analyze the existing release and the replacing release to determine the minimal number of changes that need to be made.
List<String>	getAllApplicationNames(org.springframework.cloud.skipper.domain.Release release)

Methods inherited from class java.lang.Object

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

Constructor Detail

ReleaseAnalyzer

public ReleaseAnalyzer(org.springframework.cloud.skipper.domain.SpringCloudDeployerApplicationManifestReader applicationManifestReader,
                       org.springframework.cloud.deployer.resource.support.DelegatingResourceLoader delegatingResourceLoader)

Method Detail

analyze

public ReleaseAnalysisReport analyze(org.springframework.cloud.skipper.domain.Release existingRelease,
                                     org.springframework.cloud.skipper.domain.Release replacingRelease,
                                     boolean isForceUpdate,
                                     List<String> appNamesToUpdate)

Analyze the existing release and the replacing release to determine the minimal number of changes that need to be made.

Parameters:

existingRelease - the release that is currently deployed

replacingRelease - the proposed release to be deployed that will replace the existing release.

isForceUpdate - flag to indicate if the update is forced

appNamesToUpdate - the application names to force update

Returns:

an analysis report describing the changes to make, if any.

getAllApplicationNames

public List<String> getAllApplicationNames(org.springframework.cloud.skipper.domain.Release release)