com.google.appengine.api.search.dev

## Class SnippetExpression

- java.lang.Object
- - com.google.appengine.api.search.dev.Expression
  - - com.google.appengine.api.search.dev.SnippetExpression

-     public class SnippetExpression
      extends Expression

  Expression which generates snippets from specified document.

- - ### Nested Class Summary

    - ### Nested classes/interfaces inherited from class com.google.appengine.api.search.dev.Expression

      `Expression.Sorter`

  - ### Method Summary

    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 com.google.appengine.api.search.dev.Expression

      `makeValue`

    - ### 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)

    - #### evalHtml

          public java.lang.String evalHtml(Document doc)
                                    throws EvaluationException

      Throws:
        `EvaluationException`

    - #### eval

          public FieldValue eval(Document doc)
                          throws EvaluationException

      Description copied from class: `Expression`
      Evaluate the expression to field value proto for the specified document.
      Specified by:
        `eval` in class `Expression`
      Throws:
        `EvaluationException`

    - #### 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`