com.vaadin.flow.component.polymertemplate.

java.lang.Object
- com.vaadin.flow.component.polymertemplate.NpmTemplateParser

All Implemented Interfaces:

TemplateParser
```
@Deprecated
public class NpmTemplateParser
extends Object
implements TemplateParser
```
Deprecated.
Use LitTemplateParserImpl class for LitTemplate components. Polymer template support is deprecated - we recommend you to use LitTemplate instead. Read more details from the Vaadin blog.

Npm template parser implementation.
The implementation scans all JsModule annotations for the given template class and tries to find the one that contains template definition using the tag name.
The class is Singleton. Use getInstance() to get its instance.
For internal use only. May be renamed or removed in a future release.

Since:

2.0

Author:

Vaadin Ltd

See Also:

BundleParser

Nested Class Summary
- Nested classes/interfaces inherited from interface com.vaadin.flow.component.polymertemplate.TemplateParser
  TemplateParser.TemplateData, TemplateParser.TemplateParserFactory

Constructor Summary

Constructors
Modifier Constructor Description

protected NpmTemplateParser()
Deprecated.

The default constructor.

Method Summary

All Methods
Modifier and Type	Method	Description
`static TemplateParser`	`getInstance()`	Deprecated.
`protected String`	`getSourcesFromTemplate(VaadinService service, String tag, String url)`	Deprecated. Finds the JavaScript sources for given tag.
`TemplateParser.TemplateData`	`getTemplateContent(Class<? extends PolymerTemplate<?>> clazz, String tag, VaadinService service)`	Deprecated. Gets the template data which contains a JSOUP `Element` representing the template content and the template uri.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - NpmTemplateParser
```
protected NpmTemplateParser()
```
    Deprecated.
    
    The default constructor. Protected in order to prevent direct instantiation, but not private in order to allow mocking/overrides for testing purposes.
- Method Detail
  - getInstance
```
public static TemplateParser getInstance()
```
    Deprecated.
  - getTemplateContent
```
public TemplateParser.TemplateData getTemplateContent(Class<? extends PolymerTemplate<?>> clazz,
                                                      String tag,
                                                      VaadinService service)
```
    Deprecated.
    
    Description copied from interface: TemplateParser
    
    Gets the template data which contains a JSOUP Element representing the template content and the template uri.
    
    Specified by:
    
    getTemplateContent in interface TemplateParser
    
    Parameters:
    
    clazz - the template class
    
    tag - the template tag name
    
    service - the related Vaadin service
    
    Returns:
    
    the template data
  - getSourcesFromTemplate
```
protected String getSourcesFromTemplate(VaadinService service,
                                        String tag,
                                        String url)
```
    Deprecated.
    
    Finds the JavaScript sources for given tag.
    
    Parameters:
    
    service - the related Vaadin service
    
    tag - the value of the Tag annotation, e.g. `my-component`
    
    url - the URL resolved according to the JsModule spec, for example ./view/my-view.js or @vaadin/vaadin-button.js.
    
    Returns:
    
    the .js source which declares given custom element, or null if no such source can be found.

com.vaadin.flow.component.polymertemplate.

Class NpmTemplateParser

Nested Class Summary

Nested classes/interfaces inherited from interface com.vaadin.flow.component.polymertemplate.TemplateParser

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Constructor Detail

NpmTemplateParser

Method Detail

getInstance

getTemplateContent

getSourcesFromTemplate