com.vaadin.flow.server.frontend

Class FrontendToolsLocator

java.lang.Object

com.vaadin.flow.server.frontend.FrontendToolsLocator

All Implemented Interfaces:

Serializable

public class FrontendToolsLocator
extends Object
implements Serializable

Helps to locate the tools in the system by their names.

Since:

1.2

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
FrontendToolsLocator()

Method Summary

Modifier and Type	Method and Description
Optional<File>	tryLocateTool(String toolName) Makes an attempt to locate the tool by its name.
boolean	verifyTool(File toolPath) Verifies that the tool specified works by performing its test launch.

Methods inherited from class java.lang.Object

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

Constructor Detail

FrontendToolsLocator

public FrontendToolsLocator()

Method Detail

tryLocateTool

public Optional<File> tryLocateTool(String toolName)

Makes an attempt to locate the tool by its name. If there are multiple tools to pick from, the first one that will be selected.

Parameters:

toolName - the name of a tool to locate, not null

Returns:

absolute path to a tool if it was located and verifyTool(File) returned true for it or Optional.empty() if there are no such tools

verifyTool

public boolean verifyTool(File toolPath)

Verifies that the tool specified works by performing its test launch.

Parameters:

toolPath - the path to a tool to check

Returns:

true if the test launch had ended with successful error code, false otherwise