Package org.eclipse.xtext.conversion.impl

Class QualifiedNameValueConverter

  • All Implemented Interfaces:
    IValueConverter<java.lang.String>
    Direct Known Subclasses:
    QualifiedNameInStaticImportValueConverter
    public class QualifiedNameValueConverter
extends AbstractValueConverter<java.lang.String>
    A value converter for qualified names consisting of segments or wildcard literals separated by namespace delimiters. Delegates to another value converter for the segments, thus enabling individual quoting of segments.

    • Field Detail

      • delegateConverter

        protected IValueConverter<java.lang.Object> delegateConverter
        Since:
        2.7

      • fullWildcardLiteral

        protected java.lang.String fullWildcardLiteral

    • Constructor Detail

      • QualifiedNameValueConverter

        public QualifiedNameValueConverter()

    • Method Detail

      • getStringNamespaceDelimiter

        protected java.lang.String getStringNamespaceDelimiter()
        Returns the used delimiter in the concrete syntax.
        Returns:
        the delimiter in the concrete syntax.

      • getValueNamespaceDelimiter

        protected java.lang.String getValueNamespaceDelimiter()
        Returns the used delimiter in the AST.
        Returns:
        the delimiter in the AST.

      • getWildcardLiteral

        protected java.lang.String getWildcardLiteral()

      • getDelegateRuleName

        protected java.lang.String getDelegateRuleName()

      • toString

        public java.lang.String toString​(java.lang.String value)
        Description copied from interface: IValueConverter
        Transforms the given value to a string that is conformant to the expected terminal or data type rule.
        Parameters:
        value - the to-be-transformed value
        Returns:
        a string represenation for that value.

      • toValue

        public java.lang.String toValue​(java.lang.String string,
                                INode node)
                         throws ValueConverterException
        Description copied from interface: IValueConverter

        Creates a value from the given input. The input is conformant to a data type or terminal rule.

        The given string or node may be null but not both of them.

        Parameters:
        string - the string that was inferred from the node. Usually the node's text but may be reduced to the parts of the node that are not hidden.
        node - the parsed node including hidden parts.
        Returns:
        the new value or null.
        Throws:
        ValueConverterException - indicates that the string or node did not fulfil the expected format.

      • isDelegateRuleCall

        protected boolean isDelegateRuleCall​(org.eclipse.emf.ecore.EObject grammarElement)

      • isWildcardLiteral

        protected boolean isWildcardLiteral​(org.eclipse.emf.ecore.EObject grammarElement)

      • getFullWildcardLiteral

        protected java.lang.String getFullWildcardLiteral()

      • delegateToString

        protected java.lang.String delegateToString​(java.lang.String segment)

      • delegateToValue

        protected java.lang.String delegateToValue​(ILeafNode leafNode)