Package org.apache.maven.shared.invoker

Class DefaultInvoker

java.lang.Object

org.apache.maven.shared.invoker.DefaultInvoker

All Implemented Interfaces:

Invoker

@Named
@Singleton
public class DefaultInvoker
extends java.lang.Object
implements Invoker

Class intended to be used by clients who wish to invoke a forked Maven process from their applications

Field Summary

Fields

Modifier and Type	Field	Description
private static InvokerLogger	DEFAULT_LOGGER
private static InvocationOutputHandler	DEFAULT_OUTPUT_HANDLER
private InvocationOutputHandler	errorHandler
private java.io.InputStream	inputStream
private java.io.File	localRepositoryDirectory
private InvokerLogger	logger
private java.io.File	mavenExecutable
private java.io.File	mavenHome
private InvocationOutputHandler	outputHandler
static java.lang.String	ROLE_HINT	Constant ROLE_HINT="default"
private java.io.File	workingDirectory

Fields inherited from interface org.apache.maven.shared.invoker.Invoker

ROLE

Constructor Summary

Constructors

Constructor	Description
DefaultInvoker()

Method Summary

Modifier and Type	Method	Description
InvocationResult	execute(InvocationRequest request)	Executes Maven using the parameters specified by the given invocation request.
private int	executeCommandLine(org.apache.maven.shared.utils.cli.Commandline cli, InvocationRequest request, int timeoutInSeconds)
java.io.File	getLocalRepositoryDirectory()	Getter for the field localRepositoryDirectory.
InvokerLogger	getLogger()	Getter for the field logger.
java.io.File	getMavenExecutable()	Getter for the field mavenExecutable.
java.io.File	getMavenHome()	Getter for the field mavenHome.
java.io.File	getWorkingDirectory()	Getter for the field workingDirectory.
Invoker	setErrorHandler(InvocationOutputHandler errorHandler)	Sets the handler used to capture the error output from the Maven build.
Invoker	setInputStream(java.io.InputStream inputStream)	Sets the input stream used to provide input for the invoked Maven build.
Invoker	setLocalRepositoryDirectory(java.io.File localRepositoryDirectory)	Sets the path to the base directory of the local repository to use for the Maven invocation.
Invoker	setLogger(InvokerLogger logger)	Sets the logger used by this invoker to output diagnostic messages.
Invoker	setMavenExecutable(java.io.File mavenExecutable)	mavenExecutable can either be a file relative to ${maven.home}/bin/ or an absolute file.
Invoker	setMavenHome(java.io.File mavenHome)	Sets the path to the base directory of the Maven installation used to invoke Maven.
Invoker	setOutputHandler(InvocationOutputHandler outputHandler)	Sets the handler used to capture the standard output from the Maven build.
Invoker	setWorkingDirectory(java.io.File workingDirectory)	Sets the working directory for the Maven invocation.

Methods inherited from class java.lang.Object

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

Field Detail

ROLE_HINT

public static final java.lang.String ROLE_HINT

Constant ROLE_HINT="default"

See Also:

Constant Field Values

DEFAULT_LOGGER

private static final InvokerLogger DEFAULT_LOGGER

DEFAULT_OUTPUT_HANDLER

private static final InvocationOutputHandler DEFAULT_OUTPUT_HANDLER

localRepositoryDirectory

private java.io.File localRepositoryDirectory

logger

private InvokerLogger logger

workingDirectory

private java.io.File workingDirectory

mavenHome

private java.io.File mavenHome

mavenExecutable

private java.io.File mavenExecutable

outputHandler

private InvocationOutputHandler outputHandler

inputStream

private java.io.InputStream inputStream

errorHandler

private InvocationOutputHandler errorHandler

Constructor Detail

DefaultInvoker

public DefaultInvoker()

Method Detail

execute

public InvocationResult execute(InvocationRequest request)
                         throws MavenInvocationException

Executes Maven using the parameters specified by the given invocation request. Parameters not specified by the invocation request will be derived from the state of this invoker instance. In case both the invoker instance and the invocation request provide a value for a particular option, the value from the invocation request dominates.

Specified by:

execute in interface Invoker

Parameters:

request - The invocation request to execute, must not be null.

Returns:

The result of the Maven invocation, never null.

Throws:

MavenInvocationException - if cannot configure correctly execution parameters

executeCommandLine

private int executeCommandLine(org.apache.maven.shared.utils.cli.Commandline cli,
                               InvocationRequest request,
                               int timeoutInSeconds)
                        throws org.apache.maven.shared.utils.cli.CommandLineException

Throws:

org.apache.maven.shared.utils.cli.CommandLineException

getLocalRepositoryDirectory

public java.io.File getLocalRepositoryDirectory()

Getter for the field localRepositoryDirectory.

Specified by:

getLocalRepositoryDirectory in interface Invoker

Returns:

a File object.

getLogger

public InvokerLogger getLogger()

Getter for the field logger.

Specified by:

getLogger in interface Invoker

Returns:

a InvokerLogger object.

setLocalRepositoryDirectory

public Invoker setLocalRepositoryDirectory(java.io.File localRepositoryDirectory)

Sets the path to the base directory of the local repository to use for the Maven invocation.

Specified by:

setLocalRepositoryDirectory in interface Invoker

Parameters:

localRepositoryDirectory - The path to the base directory of the local repository or null to use the location from the settings.xml.

Returns:

This invoker instance.

setLogger

public Invoker setLogger(InvokerLogger logger)

Sets the logger used by this invoker to output diagnostic messages.

Specified by:

setLogger in interface Invoker

Parameters:

logger - The logger used by this invoker to output diagnostic messages, may be null to use a default logger.

Returns:

This invoker instance.

getWorkingDirectory

public java.io.File getWorkingDirectory()

Getter for the field workingDirectory.

Specified by:

getWorkingDirectory in interface Invoker

Returns:

a File object.

setWorkingDirectory

public Invoker setWorkingDirectory(java.io.File workingDirectory)

Sets the working directory for the Maven invocation.

Specified by:

setWorkingDirectory in interface Invoker

Parameters:

workingDirectory - The working directory for the Maven invocation, may be null to derive the working directory from the base directory of the processed POM.

Returns:

This invoker instance.

getMavenHome

public java.io.File getMavenHome()

Getter for the field mavenHome.

Specified by:

getMavenHome in interface Invoker

Returns:

a File object.

setMavenHome

public Invoker setMavenHome(java.io.File mavenHome)

Sets the path to the base directory of the Maven installation used to invoke Maven. This parameter may be left unspecified to use the default Maven installation which will be discovered by evaluating the system property maven.home and the environment variable M2_HOME.

Specified by:

setMavenHome in interface Invoker

Parameters:

mavenHome - The path to the base directory of the Maven installation, may be null to use the default Maven installation.

Returns:

This invoker instance.

getMavenExecutable

public java.io.File getMavenExecutable()

Getter for the field mavenExecutable.

Specified by:

getMavenExecutable in interface Invoker

Returns:

a File object.

setMavenExecutable

public Invoker setMavenExecutable(java.io.File mavenExecutable)

mavenExecutable can either be a file relative to ${maven.home}/bin/ or an absolute file.

Specified by:

setMavenExecutable in interface Invoker

Parameters:

mavenExecutable - the executable

Returns:

This invoker instance

setErrorHandler

public Invoker setErrorHandler(InvocationOutputHandler errorHandler)

Sets the handler used to capture the error output from the Maven build.

Specified by:

setErrorHandler in interface Invoker

Parameters:

errorHandler - The error handler, may be null if the output is not of interest.

Returns:

This invoker instance.

setInputStream

public Invoker setInputStream(java.io.InputStream inputStream)

Sets the input stream used to provide input for the invoked Maven build. This is in particular useful when invoking Maven in interactive mode.

Specified by:

setInputStream in interface Invoker

Parameters:

inputStream - The input stream used to provide input for the invoked Maven build, may be null if not required.

Returns:

This invoker instance.

setOutputHandler

public Invoker setOutputHandler(InvocationOutputHandler outputHandler)

Sets the handler used to capture the standard output from the Maven build.

Specified by:

setOutputHandler in interface Invoker

Parameters:

outputHandler - The output handler, may be null if the output is not of interest.

Returns:

This invoker instance.