Package com.vaadin.flow.server.frontend

Class NodeUpdater

java.lang.Object

com.vaadin.flow.server.frontend.NodeUpdater

All Implemented Interfaces:

FallibleCommand

Direct Known Subclasses:

TaskGeneratePackageJson, TaskUpdateImports, TaskUpdatePackages

public abstract class NodeUpdater
extends Object
implements FallibleCommand

Base abstract class for frontend updaters that needs to be run when in dev-mode or from the flow maven plugin.

For internal use only. May be renamed or removed in a future release.

Since:

2.0

Field Summary

Fields

Modifier and Type	Field	Description
protected static final String	DEP_NAME_FLOW_DEPS	Deprecated.
protected static final String	DEP_NAME_FLOW_JARS	Deprecated.
protected final FrontendDependenciesScanner	frontDeps	The FrontendDependencies object representing the application dependencies.
protected Options	options

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	NodeUpdater(ClassFinder finder, FrontendDependenciesScanner frontendDependencies, Options options)	Constructor.

Method Summary

Modifier and Type	Method	Description
protected void	generateVersionsJson(elemental.json.JsonObject packageJson)	Generate versions json file for version locking.
protected File	getPackageJsonFile()
protected File	getPackageLockFile()

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.vaadin.flow.server.frontend.FallibleCommand

execute

Field Details

DEP_NAME_FLOW_DEPS

@Deprecated
protected static final String DEP_NAME_FLOW_DEPS

Deprecated.

See Also:

• Constant Field Values

DEP_NAME_FLOW_JARS

@Deprecated
protected static final String DEP_NAME_FLOW_JARS

Deprecated.

See Also:

• Constant Field Values

frontDeps

protected final FrontendDependenciesScanner frontDeps

The FrontendDependencies object representing the application dependencies.

options

protected Options options

Constructor Details

NodeUpdater

protected NodeUpdater(ClassFinder finder,
 FrontendDependenciesScanner frontendDependencies,
 Options options)

Constructor.

Parameters:

finder - a reusable class finder

frontendDependencies - a reusable frontend dependencies

options - the task options

Method Details

getPackageJsonFile

protected File getPackageJsonFile()

getPackageLockFile

protected File getPackageLockFile()

generateVersionsJson

protected void generateVersionsJson(elemental.json.JsonObject packageJson)
                             throws IOException

Generate versions json file for version locking.

Parameters:

packageJson - the package json content

Throws:

IOException - when file IO fails