Package org.gcube.informationsystem.resourceregistry.queries.json.base.entities

Class JsonQueryFacet

java.lang.Object

org.gcube.informationsystem.resourceregistry.queries.json.base.JsonQueryElement

org.gcube.informationsystem.resourceregistry.queries.json.base.JsonQueryERElement

org.gcube.informationsystem.resourceregistry.queries.json.base.entities.JsonQueryEntity

org.gcube.informationsystem.resourceregistry.queries.json.base.entities.JsonQueryFacet

public class JsonQueryFacet
extends JsonQueryEntity

Translates a JSON query subtree representing a Facet entity.

Author:

Luca Frosini (ISTI - CNR)

Field Summary

Fields

Modifier and Type	Field	Description
static final String	_SOURCE	The source property JSON keyword.

Fields inherited from class org.gcube.informationsystem.resourceregistry.queries.json.base.JsonQueryERElement

direction, traverseBack

Fields inherited from class org.gcube.informationsystem.resourceregistry.queries.json.base.JsonQueryElement

accessType, alias, breadcrumb, entryPoint, fieldNamesToRemove, fieldsToEmit, jsonNode, logger, objectMapper, polymorphic, position, projection, queryParameterIndex, queryParameters, size, type

Constructor Summary

Constructors

Constructor	Description
JsonQueryFacet(org.gcube.com.fasterxml.jackson.databind.JsonNode jsonQuery)	Creates a new JsonQueryFacet instance for the specified JSON query subtree.

Method Summary

Modifier and Type	Method	Description
protected StringBuffer	getSpecificMatchQuery(List<JsonQueryElement> childrenBreadcrumb)	Generates the specific MATCH query snippet for this element's subclass (subclass hook).

Methods inherited from class org.gcube.informationsystem.resourceregistry.queries.json.base.JsonQueryERElement

getDirection, isTraverseBack, setDirection, setEntryPoint, setTraverseBack

Methods inherited from class org.gcube.informationsystem.resourceregistry.queries.json.base.JsonQueryElement

addConstraints, addFieldToEmit, createMatchQuery, createQuery, evaluateNode, generateAlias, getAlias, getAlias, getBreadcrumb, getChildrenBreadcrumb, getKey, getPosition, getQueryParameters, getScalarValue, getType, getValue, isEntryPoint, isProjection, setBreadcrumb, setPolymorphic, setPosition, setProjection, validateType, wrapMatchQuery

Methods inherited from class java.lang.Object

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

Field Details

_SOURCE

public static final String _SOURCE

The source property JSON keyword.

See Also:

• Constant Field Values

Constructor Details

JsonQueryFacet

public JsonQueryFacet(org.gcube.com.fasterxml.jackson.databind.JsonNode jsonQuery)
               throws org.gcube.informationsystem.resourceregistry.api.exceptions.types.SchemaException,
org.gcube.informationsystem.resourceregistry.api.exceptions.ResourceRegistryException

Creates a new JsonQueryFacet instance for the specified JSON query subtree.

Parameters:

jsonQuery - the JSON query node representing the facet

Throws:

org.gcube.informationsystem.resourceregistry.api.exceptions.types.SchemaException - if schema validation fails

org.gcube.informationsystem.resourceregistry.api.exceptions.ResourceRegistryException - on database or lookup error

Method Details

getSpecificMatchQuery

protected StringBuffer getSpecificMatchQuery(List<JsonQueryElement> childrenBreadcrumb)
                                      throws org.gcube.informationsystem.resourceregistry.api.exceptions.types.SchemaException,
org.gcube.informationsystem.resourceregistry.api.exceptions.ResourceRegistryException

Description copied from class: JsonQueryElement

Generates the specific MATCH query snippet for this element's subclass (subclass hook).

Specified by:

getSpecificMatchQuery in class JsonQueryElement

Parameters:

childrenBreadcrumb - the list of child query elements visited

Returns:

the MATCH query snippet string buffer

Throws:

org.gcube.informationsystem.resourceregistry.api.exceptions.types.SchemaException - if schema validation fails

org.gcube.informationsystem.resourceregistry.api.exceptions.ResourceRegistryException - on database error