Package org.apache.maven.archiver

Class BuildHelper

java.lang.Object

org.apache.maven.archiver.BuildHelper

public class BuildHelper
extends Object

Helper to detect info about build info in a MavenProject, as configured in plugins.

Since:

3.6.5

Constructor Summary

Constructors

Constructor	Description
BuildHelper()

Method Summary

Modifier and Type	Method	Description
static String	discoverJavaRelease(org.apache.maven.project.MavenProject project)	Tries to determine the target Java release from the following sources (until one is found) use release configuration of org.apache.maven.plugins:maven-compiler-plugin use maven.compiler.release< property use target configuration of org.apache.maven.plugins:maven-compiler-plugin use maven.compiler.target property
static org.apache.maven.model.Plugin	getCompilerPlugin(org.apache.maven.project.MavenProject project)
static org.apache.maven.model.Plugin	getPlugin(org.apache.maven.project.MavenProject project, String pluginGa)	Get plugin from project based on coordinates groupId:artifactId.
static String	getPluginParameter(org.apache.maven.project.MavenProject project, org.apache.maven.model.Plugin plugin, String parameter, String defaultValueProperty)	Get plugin parameter value if configured in current project.
static String	normalizeJavaVersion(String jdk)	Normalize Java version, for versions 5 to 8 where there is a 1.x alias.

Methods inherited from class java.lang.Object

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

Constructor Details

BuildHelper

public BuildHelper()

Method Details

discoverJavaRelease

public static String discoverJavaRelease(org.apache.maven.project.MavenProject project)

Tries to determine the target Java release from the following sources (until one is found)

1. use release configuration of org.apache.maven.plugins:maven-compiler-plugin
2. use maven.compiler.release< property
3. use target configuration of org.apache.maven.plugins:maven-compiler-plugin
4. use maven.compiler.target property

Parameters:

project - not null

Returns:

the Java release version configured in the project, or null if not configured

normalizeJavaVersion

public static String normalizeJavaVersion(String jdk)

Normalize Java version, for versions 5 to 8 where there is a 1.x alias.

Parameters:

jdk - can be null

Returns:

normalized version if an alias was used

getCompilerPlugin

public static org.apache.maven.model.Plugin getCompilerPlugin(org.apache.maven.project.MavenProject project)

getPlugin

public static org.apache.maven.model.Plugin getPlugin(org.apache.maven.project.MavenProject project,
 String pluginGa)

Get plugin from project based on coordinates groupId:artifactId.

Parameters:

project - not null

pluginGa - groupId:artifactId

Returns:

the plugin from build or pluginManagement, if available in project

getPluginParameter

public static String getPluginParameter(org.apache.maven.project.MavenProject project,
 org.apache.maven.model.Plugin plugin,
 String parameter,
 String defaultValueProperty)

Get plugin parameter value if configured in current project.

Parameters:

project - not null

plugin - can be null

parameter - the parameter name when configured in plugin's configuration

defaultValueProperty - the property name when default value is used for the plugin parameter

Returns:

the value, or null if not configured at all, but using internal default from plugin.