org.openrdf.sail.rdbms.postgresql
Class PgSqlRegexFlagsInliner

java.lang.Object
  org.openrdf.query.algebra.helpers.QueryModelVisitorBase<X>
      org.openrdf.sail.rdbms.algebra.base.RdbmsQueryModelVisitorBase<RuntimeException>
          org.openrdf.sail.rdbms.postgresql.PgSqlRegexFlagsInliner

All Implemented Interfaces:

QueryOptimizer, QueryModelVisitor<RuntimeException>

public class PgSqlRegexFlagsInliner
extends RdbmsQueryModelVisitorBase<RuntimeException>
implements QueryOptimizer

Moves the regular expression flags into the pattern string as per the PostgreSQL syntax.

Author:

James Leigh

Constructor Summary

PgSqlRegexFlagsInliner()

Method Summary

void	meet(SqlRegex node)
void	optimize(TupleExpr tupleExpr, Dataset dataset, BindingSet bindings)

Methods inherited from class org.openrdf.sail.rdbms.algebra.base.RdbmsQueryModelVisitorBase

meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meetBinarySqlOperator, meetFromItem, meetSqlConstant, meetSqlExpr, meetUnarySqlOperator, meetValueColumnBase

Methods inherited from class org.openrdf.query.algebra.helpers.QueryModelVisitorBase

meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meetBinaryTupleOperator, meetBinaryValueOperator, meetCompareSubQueryValueOperator, meetNAryValueOperator, meetNode, meetOther, meetSubQueryValueOperator, meetUnaryTupleOperator, meetUnaryValueOperator, meetUpdateExpr

Methods inherited from class java.lang.Object

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

Constructor Detail

PgSqlRegexFlagsInliner

public PgSqlRegexFlagsInliner()

Method Detail

optimize

public void optimize(TupleExpr tupleExpr,
                     Dataset dataset,
                     BindingSet bindings)

Specified by:

optimize in interface QueryOptimizer

meet

public void meet(SqlRegex node)
          throws RuntimeException

Overrides:

meet in class RdbmsQueryModelVisitorBase<RuntimeException>

Throws:

RuntimeException