com.vaadin.flow.server.frontend

Class NodeUpdater

java.lang.Object

com.vaadin.flow.server.frontend.NodeUpdater

All Implemented Interfaces:

FallibleCommand

Direct Known Subclasses:

TaskCreatePackageJson, 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 and Description
protected FrontendDependenciesScanner	frontDeps The FrontendDependencies object representing the application dependencies.
protected File	generatedFolder Base directory for flow generated files.
protected File	nodeModulesFolder The path to the FrontendUtils.NODE_MODULES directory.
protected File	npmFolder Base directory for Constants.PACKAGE_JSON, FrontendUtils.WEBPACK_CONFIG, FrontendUtils.NODE_MODULES.
protected static String	POLYMER_VERSION

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	NodeUpdater(ClassFinder finder, FrontendDependenciesScanner frontendDependencies, File npmFolder, File generatedPath) Constructor.

Method Summary

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 Detail

POLYMER_VERSION

protected static final String POLYMER_VERSION

See Also:

Constant Field Values

npmFolder

protected final File npmFolder

Base directory for Constants.PACKAGE_JSON, FrontendUtils.WEBPACK_CONFIG, FrontendUtils.NODE_MODULES.

nodeModulesFolder

protected final File nodeModulesFolder

The path to the FrontendUtils.NODE_MODULES directory.

generatedFolder

protected final File generatedFolder

Base directory for flow generated files.

frontDeps

protected final FrontendDependenciesScanner frontDeps

The FrontendDependencies object representing the application dependencies.

Constructor Detail

NodeUpdater

protected NodeUpdater(ClassFinder finder,
                      FrontendDependenciesScanner frontendDependencies,
                      File npmFolder,
                      File generatedPath)

Constructor.

Parameters:

finder - a reusable class finder

frontendDependencies - a reusable frontend dependencies

npmFolder - folder with the `package.json` file

generatedPath - folder where flow generated files will be placed.