Package com.orientechnologies.orient.core.sql.filter

Class OSQLFilter

java.lang.Object

com.orientechnologies.common.parser.OBaseParser

com.orientechnologies.orient.core.sql.filter.OSQLPredicate

com.orientechnologies.orient.core.sql.filter.OSQLFilter

All Implemented Interfaces:

OCommandPredicate

public class OSQLFilter
extends OSQLPredicate
implements OCommandPredicate

Parsed query. It's built once a query is parsed.

Author:

Luca Garulli (l.garulli--(at)--orientdb.com)

Field Summary

Fields inherited from class com.orientechnologies.orient.core.sql.filter.OSQLPredicate

braces, context, parameterItems, properties, recordTransformed, rootCondition

Fields inherited from class com.orientechnologies.common.parser.OBaseParser

parserText, parserTextUpperCase

Constructor Summary

Constructors

Constructor	Description
OSQLFilter(String iText, OCommandContext iContext, String iFilterKeyword)

Method Summary

Modifier and Type	Method	Description
Object	evaluate(OIdentifiable iRecord, ODocument iCurrentResult, OCommandContext iContext)	Evaluates the predicate.
OSQLFilterCondition	getRootCondition()
String	toString()

Methods inherited from class com.orientechnologies.orient.core.sql.filter.OSQLPredicate

addParameter, bindParameters, checkForEnd, computePrefetchFieldList, evaluate, evaluate, extractCondition, extractConditions, optimize, setRootCondition, text, throwSyntaxErrorException, upperCase

Methods inherited from class com.orientechnologies.common.parser.OBaseParser

getLastWordLength, getSyntax, getWordStatic, nextWord, nextWord, parseOptionalWord, parserGetCurrentChar, parserGetCurrentPosition, parserGetLastSeparator, parserGetLastWord, parserGetPreviousPosition, parserGoBack, parserIsEnded, parserMoveCurrentPosition, parserNextChars, parserNextWord, parserNextWord, parserNextWord, parserOptionalKeyword, parserOptionalWord, parserRequiredKeyword, parserRequiredWord, parserRequiredWord, parserRequiredWord, parserSetCurrentPosition, parserSetEndOfText, parserSetLastSeparator, parserSkipWhiteSpaces

Methods inherited from class java.lang.Object

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

Constructor Details

OSQLFilter

public OSQLFilter(String iText,
 OCommandContext iContext,
 String iFilterKeyword)

Method Details

evaluate

public Object evaluate(OIdentifiable iRecord,
 ODocument iCurrentResult,
 OCommandContext iContext)

Description copied from interface: OCommandPredicate

Evaluates the predicate.

Specified by:

evaluate in interface OCommandPredicate

Overrides:

evaluate in class OSQLPredicate

Parameters:

iRecord - Target record

iCurrentResult - TODO

iContext - Context of execution

Returns:

The result of predicate

getRootCondition

public OSQLFilterCondition getRootCondition()

Overrides:

getRootCondition in class OSQLPredicate

toString

public String toString()

Overrides:

toString in class OSQLPredicate