org.dashbuilder.dataprovider.backend.elasticsearch.rest.model

Class Query

java.lang.Object

org.dashbuilder.dataprovider.backend.elasticsearch.rest.model.Query

public class Query
extends Object

An ElasticSearch query representation.

Generates a group of ElasticSearch queries and filters to run from a the previous pasing of a DataSetFilter.

Parameters for each query type:

• Query - Boolean

  • must - Contains a List of other Query objects.
  • must_not - Contains a List of other Query objects.
  • should - Contains a List of other Query objects.

• Query - Match

  • value - The value to match.

• Query - Match All

• Query - Filtered

  • query - The query.
  • filter - The filter for this query.

• Filter - And

  • filters - Contains a List of other filters.

• Filter - Or

  • filters - Contains a List of other filters.

• Filter - Not

  • filter - Contains another query instance that represents a filter.

• Filter - Exist

  Does not contain any parameter. Only check if the value for field exists.

• Filter - Term

  • value - The value for the term to search.

• Filter - Range

  • gt - The value for greater than.
  • gte - The value for greater than or equals.
  • lt - The value for lower than.
  • lte - The value for lower than or equals.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	Query.Parameter
static class	Query.Type

Constructor Summary

Constructors

Constructor and Description
Query(Query.Type type)
Query(String field, Query.Type type)

Method Summary

Modifier and Type	Method and Description
protected String	collectionToString(Collection<Query> queries, int level)
String	getField()
Object	getParam(String key)
Query.Type	getType()
protected String	indent(int level)
Query	setParam(String key, Object value)
String	toString()
String	toString(int level)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

Query

public Query(Query.Type type)

Query

public Query(String field,
             Query.Type type)

Method Detail

getType

public Query.Type getType()

getField

public String getField()

setParam

public Query setParam(String key,
                      Object value)

getParam

public Object getParam(String key)

toString

public String toString()

Overrides:

toString in class Object

toString

public String toString(int level)

indent

protected String indent(int level)

collectionToString

protected String collectionToString(Collection<Query> queries,
                                    int level)