Class Language

java.lang.Object
org.graalvm.polyglot.Language
public final class Language extends Object
A handle for a Graal language installed in an engine. The handle provides access to the language's meta-data, including the language's id, name, version and options.
Since:
19.0
See Also:

  • Method Details

    • getId

      public String getId()
      Gets the primary identification string of this language. The language id is used as the primary way of identifying languages in the polyglot API. (eg. js)
      Returns:
      a language ID string.
      Since:
      19.0

    • getName

      public String getName()
      Gets a human-readable name for the language (for example, "JavaScript").
      Returns:
      the user-friendly name for this language.
      Since:
      19.0

    • getImplementationName

      public String getImplementationName()
      Gets a human-readable name of the language implementation (for example, "Graal.JS"). Returns null if no implementation name was specified.
      Since:
      19.0

    • getVersion

      public String getVersion()
      Gets the version information of the language in an arbitrary language-specific format.
      Since:
      19.0

    • isInteractive

      public boolean isInteractive()
      Returns true if a the language is suitable for interactive evaluation of sources. Interactive languages should be displayed in interactive environments and presented to the user.
      Since:
      19.0

    • getOptions

      public OptionDescriptors getOptions()
      Returns the set of options provided by this language. Option values for languages can either be provided while building an engine or a context. The option descriptor name must be used as the option name.
      Since:
      19.0

    • getSourceOptions

      public OptionDescriptors getSourceOptions()
      Returns the source options descriptors available for sources of this language.
      Since:
      25.0
      See Also:

    • getDefaultMimeType

      public String getDefaultMimeType()
      Returns the default MIME type that is in use by a language. The default MIME type specifies whether a source is loaded as character or binary based source by default. Returns null if the language does not specify a default MIME type.
      Since:
      19.0
      See Also:

    • getMimeTypes

      public Set<String> getMimeTypes()
      Returns the MIME types supported by this language.
      Since:
      19.0
      See Also:

    • getWebsite

      public String getWebsite()
      Get the URL for the language website.
      Since:
      21.1.0

    • hashCode

      public int hashCode()
      Overrides:
      hashCode in class Object
      Since:
      24.2

    • equals

      public boolean equals(Object obj)
      Overrides:
      equals in class Object
      Since:
      24.2