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SnippetExpression

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com.google.appengine.api.search.dev

Class SnippetExpression



  • public class SnippetExpression
    extends Expression
    Expression which generates snippets from specified document.
    • Method Summary

      All Methods Static Methods Instance Methods Concrete Methods 
      Modifier and Type Method and Description
      FieldValue eval(Document doc)
      Evaluate the expression to field value proto for the specified document.
      java.lang.String evalHtml(Document doc) 
      java.util.List<Expression.Sorter> getSorters(int sign, double defaultValueNumeric, java.lang.String defaultValueText)
      Get list of sort classes for the expression.
      static Expression makeSnippetExpression(java.lang.String query, java.lang.String fieldName, java.util.Set<ContentType> fieldTypes, com.google.appengine.api.search.dev.NumericExpression maxCharsExpression, com.google.appengine.api.search.dev.NumericExpression maxSnippetsExpression) 
      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
    • Method Detail

      • makeSnippetExpression

        public static Expression makeSnippetExpression(java.lang.String query,
                                                       java.lang.String fieldName,
                                                       java.util.Set<ContentType> fieldTypes,
                                                       com.google.appengine.api.search.dev.NumericExpression maxCharsExpression,
                                                       com.google.appengine.api.search.dev.NumericExpression maxSnippetsExpression)
      • getSorters

        public java.util.List<Expression.Sorter> getSorters(int sign,
                                                            double defaultValueNumeric,
                                                            java.lang.String defaultValueText)
        Description copied from class: Expression
        Get list of sort classes for the expression. Usually it contains just one element, but for field expressions it can potentially return 2 sorters when both numeric and text fields exist with a field name.
        Specified by:
        getSorters in class Expression