Package com.vaadin.flow.server.frontend

Class GenerateMainImports

java.lang.Object

com.vaadin.flow.server.frontend.GenerateMainImports

All Implemented Interfaces:

Runnable

public class GenerateMainImports
extends Object

Collect generated-flow-imports content for project to use to determine if dev-bundle contains all required imports.

Only used when checking if dev bundle need to be rebuild in dev mode without a dev server.

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

Constructor Summary

Constructors

Constructor	Description
GenerateMainImports(ClassFinder classFinder, FrontendDependenciesScanner frontendDepScanner, Options options, elemental.json.JsonObject statsJson)

Method Summary

Modifier and Type	Method	Description
protected boolean	addCssLines(Collection<String> lines, CssData cssData, int i)	Adds CSS imports to the generated flow imports file based on the given CssImport data.
protected void	addLines(Collection<String> lines, String content)
protected Set<CssData>	getCss()	Get all the CSS files used by the application.
protected Collection<String>	getCssLines()
protected Collection<String>	getExportLines()	Get exported modules.
protected Collection<String>	getGeneratedModules()	Get generated modules to import.
protected String	getImportsNotFoundMessage()
List<String>	getLines()
protected org.slf4j.Logger	getLogger()	Get logger for this instance.
protected List<String>	getModules()	Get all ES6 modules needed for run the application.
protected URL	getResource(String name)	Get a resource from the classpath.
protected Set<String>	getScripts()	Get all the JS files used by the application.
protected AbstractTheme	getTheme()	Get the AbstractTheme instance used in the application.
protected ThemeDefinition	getThemeDefinition()	Get the ThemeDefinition of the application.
protected String	getThemeIdPrefix()
protected Collection<String>	getThemeLines()	Get theme lines for the generated imports file content.
protected boolean	importedFileExists(String importName)	Validate that the file importName can be found.
protected boolean	inMemoryCollection()	If in memory collection we are collecting for devBundle check.
protected String	resolveResource(String importPath)
void	run()
protected void	updateImportsFile(File importsFile, List<String> newContent)
protected void	writeImportLines(List<String> lines)

Methods inherited from class java.lang.Object

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

Constructor Details

GenerateMainImports

public GenerateMainImports(ClassFinder classFinder,
 FrontendDependenciesScanner frontendDepScanner,
 Options options,
 elemental.json.JsonObject statsJson)

Method Details

getLines

public List<String> getLines()

addCssLines

protected boolean addCssLines(Collection<String> lines,
 CssData cssData,
 int i)

Adds CSS imports to the generated flow imports file based on the given CssImport data.

Parameters:

lines - collection of generated file lines to add imports to

cssData - CssImport data

i - imported CSS counter

Returns:

true if the imported CSS files does exist, false otherwise

writeImportLines

protected void writeImportLines(List<String> lines)

getModules

protected List<String> getModules()

Get all ES6 modules needed for run the application. Modules that are theme dependencies are guaranteed to precede other modules in the result.

Returns:

list of JS modules

getScripts

protected Set<String> getScripts()

Get all the JS files used by the application.

Returns:

the set of JS files

getResource

protected URL getResource(String name)

Get a resource from the classpath.

Parameters:

name - class literal

Returns:

the resource

getGeneratedModules

protected Collection<String> getGeneratedModules()

Get generated modules to import.

Returns:

generated modules

getThemeDefinition

protected ThemeDefinition getThemeDefinition()

Get the ThemeDefinition of the application.

Returns:

the theme definition

getTheme

protected AbstractTheme getTheme()

Get the AbstractTheme instance used in the application.

Returns:

the theme instance

getCss

protected Set<CssData> getCss()

Get all the CSS files used by the application.

Returns:

the set of CSS files

getThemeLines

protected Collection<String> getThemeLines()

Get theme lines for the generated imports file content.

Returns:

theme related generated JS lines

getLogger

protected org.slf4j.Logger getLogger()

Get logger for this instance.

Returns:

a logger

inMemoryCollection

protected boolean inMemoryCollection()

If in memory collection we are collecting for devBundle check.

Returns:

true if devBundle in memory collecting

getImportsNotFoundMessage

protected String getImportsNotFoundMessage()

importedFileExists

protected boolean importedFileExists(String importName)

Validate that the file importName can be found.

Parameters:

importName - name of the file

Returns:

true if file is found

run

public void run()

Specified by:

run in interface Runnable

getExportLines

protected Collection<String> getExportLines()

Get exported modules.

Returns:

exported lines.

getCssLines

protected Collection<String> getCssLines()

updateImportsFile

protected void updateImportsFile(File importsFile,
 List<String> newContent)
                          throws IOException

Throws:

IOException

resolveResource

protected String resolveResource(String importPath)

addLines

protected void addLines(Collection<String> lines,
 String content)

getThemeIdPrefix

protected String getThemeIdPrefix()