org.codehaus.mojo.versions
Class AbstractVersionsUpdaterMojo

java.lang.Object
  org.apache.maven.plugin.AbstractMojo
      org.codehaus.mojo.versions.AbstractVersionsUpdaterMojo

All Implemented Interfaces:

org.apache.maven.plugin.ContextEnabled, org.apache.maven.plugin.Mojo

Direct Known Subclasses:

AbstractVersionsDependencyUpdaterMojo, DisplayDependencyUpdatesMojo, DisplayPluginUpdatesMojo, DisplayPropertyUpdatesMojo, SetMojo, UpdateChildModulesMojo, UpdateParentMojo, UpdatePropertiesMojo, UpdatePropertyMojo

public abstract class AbstractVersionsUpdaterMojo
extends org.apache.maven.plugin.AbstractMojo

Abstract base class for Versions Mojos.

Author:

Stephen Connolly

Field Summary

protected Boolean	allowSnapshots Whether to allow snapshots when searching for the latest version of an artifact.
protected org.apache.maven.artifact.factory.ArtifactFactory	artifactFactory
protected org.apache.maven.artifact.metadata.ArtifactMetadataSource	artifactMetadataSource The artifact metadata source to use.
protected org.apache.maven.artifact.resolver.ArtifactResolver	artifactResolver
protected org.apache.maven.artifact.repository.ArtifactRepository	localRepository
protected org.apache.maven.project.path.PathTranslator	pathTranslator
protected org.apache.maven.project.MavenProjectBuilder	projectBuilder
protected List	reactorProjects
protected List	remoteArtifactRepositories
protected List	remotePluginRepositories
protected org.apache.maven.artifact.resolver.ArtifactResolver	resolver
protected org.apache.maven.execution.MavenSession	session The Maven Session.
protected org.apache.maven.settings.Settings	settings

Fields inherited from interface org.apache.maven.plugin.Mojo

ROLE

Constructor Summary

AbstractVersionsUpdaterMojo()

Method Summary

protected int	determineUnchangedSegment(Boolean allowMajorUpdates, Boolean allowMinorUpdates, Boolean allowIncrementalUpdates) Based on the passed flags, determines which segment is unchangable.
void	execute()
protected org.apache.maven.artifact.versioning.ArtifactVersion	findLatestVersion(org.apache.maven.artifact.Artifact artifact, org.apache.maven.artifact.versioning.VersionRange versionRange, Boolean allowingSnapshots, boolean usePluginRepositories) Finds the latest version of the specified artifact that matches the version range.
VersionsHelper	getHelper()
org.apache.maven.project.MavenProject	getProject() Getter for property 'project'.
protected String	getPropertyValue(StringBuffer pom, String property) Gets the property value that is defined in the pom.
protected ModifiedPomXMLEventReader	newModifiedPomXER(StringBuffer input) Creates a ModifiedPomXMLEventReader from a StringBuffer.
protected void	process(File outFile) Processes the specified file.
void	setProject(org.apache.maven.project.MavenProject project) Setter for property 'project'.
protected boolean	shouldApplyUpdate(org.apache.maven.artifact.Artifact artifact, String currentVersion, org.apache.maven.artifact.versioning.ArtifactVersion updateVersion) Returns true if the update should be applied.
protected abstract void	update(ModifiedPomXMLEventReader pom) Updates the pom.
protected void	updatePropertyToNewestVersion(ModifiedPomXMLEventReader pom, Property property, PropertyVersions version, String currentVersion)
protected void	writeFile(File outFile, StringBuffer input) Writes a StringBuffer into a file.

Methods inherited from class org.apache.maven.plugin.AbstractMojo

getLog, getPluginContext, setLog, setPluginContext

Methods inherited from class java.lang.Object

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

Field Detail

artifactFactory

protected org.apache.maven.artifact.factory.ArtifactFactory artifactFactory

Since:

1.0-alpha-1

resolver

protected org.apache.maven.artifact.resolver.ArtifactResolver resolver

Since:

1.0-alpha-1

projectBuilder

protected org.apache.maven.project.MavenProjectBuilder projectBuilder

Since:

1.0-alpha-1

reactorProjects

protected List reactorProjects

Since:

1.0-alpha-1

artifactMetadataSource

protected org.apache.maven.artifact.metadata.ArtifactMetadataSource artifactMetadataSource

The artifact metadata source to use.

Since:

1.0-alpha-1

remoteArtifactRepositories

protected List remoteArtifactRepositories

Since:

1.0-alpha-3

remotePluginRepositories

protected List remotePluginRepositories

Since:

1.0-alpha-3

localRepository

protected org.apache.maven.artifact.repository.ArtifactRepository localRepository

Since:

1.0-alpha-1

settings

protected org.apache.maven.settings.Settings settings

Since:

1.0-alpha-3

allowSnapshots

protected Boolean allowSnapshots

Whether to allow snapshots when searching for the latest version of an artifact.

Since:

1.0-alpha-1

session

protected org.apache.maven.execution.MavenSession session

The Maven Session.

Since:

1.0-alpha-1

pathTranslator

protected org.apache.maven.project.path.PathTranslator pathTranslator

artifactResolver

protected org.apache.maven.artifact.resolver.ArtifactResolver artifactResolver

Constructor Detail

AbstractVersionsUpdaterMojo

public AbstractVersionsUpdaterMojo()

Method Detail

getHelper

public VersionsHelper getHelper()
                         throws org.apache.maven.plugin.MojoExecutionException

Throws:

org.apache.maven.plugin.MojoExecutionException

getProject

public org.apache.maven.project.MavenProject getProject()

Getter for property 'project'.

Returns:

Value for property 'project'.

Since:

1.0-alpha-1

setProject

public void setProject(org.apache.maven.project.MavenProject project)

Setter for property 'project'.

Parameters:

project - Value to set for property 'project'.

Since:

1.0-alpha-1

execute

public void execute()
             throws org.apache.maven.plugin.MojoExecutionException,
                    org.apache.maven.plugin.MojoFailureException

Throws:

org.apache.maven.plugin.MojoExecutionException

org.apache.maven.plugin.MojoFailureException

Since:

1.0-alpha-1

findLatestVersion

protected org.apache.maven.artifact.versioning.ArtifactVersion findLatestVersion(org.apache.maven.artifact.Artifact artifact,
                                                                                 org.apache.maven.artifact.versioning.VersionRange versionRange,
                                                                                 Boolean allowingSnapshots,
                                                                                 boolean usePluginRepositories)
                                                                          throws org.apache.maven.artifact.metadata.ArtifactMetadataRetrievalException,
                                                                                 org.apache.maven.plugin.MojoExecutionException

Finds the latest version of the specified artifact that matches the version range.

Parameters:

artifact - The artifact.

versionRange - The version range.

allowingSnapshots - null for no override, otherwise the local override to apply.

usePluginRepositories -

Returns:

The latest version of the specified artifact that matches the specified version range or null if no matching version could be found.

Throws:

org.apache.maven.artifact.metadata.ArtifactMetadataRetrievalException - If the artifact metadata could not be found.

org.apache.maven.plugin.MojoExecutionException

Since:

1.0-alpha-1

getPropertyValue

protected String getPropertyValue(StringBuffer pom,
                                  String property)

Gets the property value that is defined in the pom. This is an extension point to allow updating a file external to the reactor.

Parameters:

pom - The pom.

property - The property.

Returns:

The value as defined in the pom or null if not defined.

Since:

1.0-alpha-1

process

protected void process(File outFile)
                throws org.apache.maven.plugin.MojoExecutionException,
                       org.apache.maven.plugin.MojoFailureException

Processes the specified file. This is an extension point to allow updating a file external to the reactor.

Parameters:

outFile - The file to process.

Throws:

org.apache.maven.plugin.MojoExecutionException - If things go wrong.

org.apache.maven.plugin.MojoFailureException - If things go wrong.

Since:

1.0-alpha-1

newModifiedPomXER

protected final ModifiedPomXMLEventReader newModifiedPomXER(StringBuffer input)

Creates a ModifiedPomXMLEventReader from a StringBuffer.

Parameters:

input - The XML to read and modify.

Returns:

The ModifiedPomXMLEventReader.

writeFile

protected final void writeFile(File outFile,
                               StringBuffer input)
                        throws IOException

Writes a StringBuffer into a file.

Parameters:

outFile - The file to read.

input - The contents of the file.

Throws:

IOException - when things go wrong.

update

protected abstract void update(ModifiedPomXMLEventReader pom)
                        throws org.apache.maven.plugin.MojoExecutionException,
                               org.apache.maven.plugin.MojoFailureException,
                               javax.xml.stream.XMLStreamException,
                               org.apache.maven.artifact.metadata.ArtifactMetadataRetrievalException

Updates the pom.

Parameters:

pom - The pom to update.

Throws:

org.apache.maven.plugin.MojoExecutionException - If things go wrong.

org.apache.maven.plugin.MojoFailureException - If things go wrong.

javax.xml.stream.XMLStreamException - If things go wrong.

org.apache.maven.artifact.metadata.ArtifactMetadataRetrievalException

Since:

1.0-alpha-1

shouldApplyUpdate

protected boolean shouldApplyUpdate(org.apache.maven.artifact.Artifact artifact,
                                    String currentVersion,
                                    org.apache.maven.artifact.versioning.ArtifactVersion updateVersion)

Returns true if the update should be applied.

Parameters:

artifact - The artifact.

currentVersion - The current version of the artifact.

updateVersion - The proposed new version of the artifact.

Returns:

true if the update should be applied.

Since:

1.0-alpha-1

determineUnchangedSegment

protected int determineUnchangedSegment(Boolean allowMajorUpdates,
                                        Boolean allowMinorUpdates,
                                        Boolean allowIncrementalUpdates)

Based on the passed flags, determines which segment is unchangable. This can be used when determining an upper bound for the "latest" version.

Parameters:

allowMajorUpdates -

allowMinorUpdates -

allowIncrementalUpdates -

Returns:

Returns the segment that is unchangable. If any segment can change, returns -1.

updatePropertyToNewestVersion

protected void updatePropertyToNewestVersion(ModifiedPomXMLEventReader pom,
                                             Property property,
                                             PropertyVersions version,
                                             String currentVersion)
                                      throws org.apache.maven.plugin.MojoExecutionException,
                                             javax.xml.stream.XMLStreamException

Throws:

org.apache.maven.plugin.MojoExecutionException

javax.xml.stream.XMLStreamException