Class FeatureQuery

java.lang.Object
com.luciad.models.features.FeatureQuery
All Implemented Interfaces:
AutoCloseable

public final class FeatureQuery extends Object implements AutoCloseable
A query specifies which objects you are interested in.

It is a combination of:

All of these are optional.

The query implementation must use all settings on the Query instance. For example, if both a bounds and a condition are specified, the query implementation must take both the bounds and the condition into account.

Create an empty Query to get all objects. When both a condition and feature ids are provided in the Query the objects need to fulfill both.

  • Method Details Link icon

    • finalize Link icon

      protected void finalize()
      Overrides:
      finalize in class Object
    • close Link icon

      public void close()
      Specified by:
      close in interface AutoCloseable
    • newBuilder Link icon

      @NotNull public static FeatureQuery.Builder newBuilder()
      Returns the builder class for creation of the feature query.
      Returns:
      the builder class for creation of the feature query.
    • all Link icon

      @NotNull public static FeatureQuery all()
      This method is a convenience factory method that creates a query to retrieve all features.
      Returns:
      a query to retrieve all features.
    • getBounds Link icon

      @Nullable public Bounds getBounds()
      Returns the bounds the queried features must interact with.
      Returns:
      the bounds the queried features must interact with.
    • getCondition Link icon

      @Nullable public Expression getCondition()
      Returns the condition that should be applied on the query, if any.
      Returns:
      the condition that should be applied on the query, if any.
    • getFeatureIds Link icon

      @Nullable public List<Long> getFeatureIds()
      Returns the features to retrieve by id.
      Returns:
      the features to retrieve by id.
    • getSortBy Link icon

      @Nullable public FeatureQuery.SortOperator getSortBy()
      Returns the sorting order that should be applied on the query, if any.
      Returns:
      the sorting order that should be applied on the query, if any.
    • getLimit Link icon

      @Nullable public Long getLimit()
      Returns the maximum number of elements to query, if any.
      Returns:
      the maximum number of elements to query, if any.