Package org.hcjf.layers.query

Class Query.QueryField

java.lang.Object

org.hcjf.layers.query.Query.QueryParameter

org.hcjf.layers.query.Query.QueryField

All Implemented Interfaces:

java.lang.Comparable<Query.QueryParameter>, Query.QueryComponent

Direct Known Subclasses:

Query.QueryOrderField, Query.QueryReturnField

Enclosing class:

Query

public static class Query.QueryField
extends Query.QueryParameter

This class represents any kind of query fields.

Constructor Summary

Constructors

Constructor	Description
QueryField(Query query, java.lang.String fieldPath)

Method Summary

Modifier and Type	Method	Description
<R> R	resolve(java.lang.Object instance)	This method resolves the introspection over the instance using the information into the query field.
boolean	verifyResource(Query.QueryResource resource)	Verify if the query parameter make reference to the specified resource.

Methods inherited from class org.hcjf.layers.query.Query.QueryParameter

compareTo, equals, getFieldPath, getOriginalValue, getResource, isUnderlying, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

QueryField

public QueryField(Query query,
                  java.lang.String fieldPath)

Method Detail

resolve

public <R> R resolve(java.lang.Object instance)

This method resolves the introspection over the instance using the information into the query field.

Type Parameters:

R - Expected data type.

Parameters:

instance - Instance to resolve the introspection.

Returns:

Introspection result.

verifyResource

public boolean verifyResource(Query.QueryResource resource)

Description copied from class: Query.QueryParameter

Verify if the query parameter make reference to the specified resource.

Specified by:

verifyResource in class Query.QueryParameter

Parameters:

resource - Resource instance to test.

Returns:

Returns true if the parameter make reference to the specified resource and false in the otherwise.