org.cloudgraph.rdb.filter
Class FilterAssembler

java.lang.Object
  org.plasma.query.visitor.DefaultQueryVisitor
      org.plasma.sdo.access.provider.common.TextQueryFilterAssembler
          org.plasma.sdo.access.provider.common.SQLQueryFilterAssembler
              org.cloudgraph.rdb.filter.FilterAssembler

All Implemented Interfaces:

org.plasma.query.model.QueryConstants, org.plasma.query.visitor.QueryVisitor, org.plasma.sdo.access.model.EntityConstants

public class FilterAssembler
extends org.plasma.sdo.access.provider.common.SQLQueryFilterAssembler
implements org.plasma.query.model.QueryConstants, org.plasma.sdo.access.model.EntityConstants

Field Summary

Fields inherited from class org.plasma.sdo.access.provider.common.SQLQueryFilterAssembler

ALIAS_PREFIX, contextRelationalOperator, contextWildcardOperator, stringType

Fields inherited from class org.plasma.sdo.access.provider.common.TextQueryFilterAssembler

contextProperty, contextType, filter, params

Fields inherited from interface org.plasma.query.model.QueryConstants

FREE_TEXT_SELECT_DECLARATION_DELIMITER_REGEXP, FREE_TEXT_SELECT_PATH_DELIMITER_REGEXP, MAX_RESULTS, MAX_WILDCARDS, PATH_DELIMITER, WILDCARD

Fields inherited from interface org.plasma.sdo.access.model.EntityConstants

DATA_ACCESS_CLASS_MEMBER_MULTI_VALUED_SUFFIX, DATA_ACCESS_CLASS_MEMBER_PREFIX, DATA_ACCESS_DECLARATION_DELIMITER, DATA_ACCESS_TRAVERSAL_PATH_DELIMITER, JAVAX_JDO_OPTION_CONNECTIONDRIVERNAME, JAVAX_JDO_OPTION_CONNECTIONFACTORYNAME, JAVAX_JDO_OPTION_CONNECTIONPASSWORD, JAVAX_JDO_OPTION_CONNECTIONURL, JAVAX_JDO_OPTION_CONNECTIONUSERNAME, JPA_METADATA_INIT_ON_STARTUP

Constructor Summary

FilterAssembler(org.plasma.query.model.Where where, commonj.sdo.Type contextType, AliasMap aliasMap)

Method Summary

protected void	assembleSubquery(org.plasma.query.model.Property property, org.plasma.query.model.SubqueryOperator oper, org.plasma.query.model.Query query)
String	getImportDeclarations()
String	getParameterDeclarations()
String	getVariableDeclarations()
boolean	hasImportDeclarations()
boolean	hasParameterDeclarations()
boolean	hasVariableDeclarations()
protected void	log(org.plasma.query.model.Where root)
protected void	processWildcardExpression(org.plasma.query.model.Property property, org.plasma.query.model.WildcardOperator oper, org.plasma.query.model.Literal literal)
void	start(org.plasma.query.model.Expression expression)
void	start(org.plasma.query.model.Property property) Handles a property query node, traversing the property path appending SQL 'AND' expressions based on key relationships until the property endpoint is reached.

Methods inherited from class org.plasma.sdo.access.provider.common.SQLQueryFilterAssembler

start, start, start, start, start

Methods inherited from class org.plasma.sdo.access.provider.common.TextQueryFilterAssembler

filterTokens, getFilter, getParams, hasWildcard, start

Methods inherited from class org.plasma.query.visitor.DefaultQueryVisitor

end, end, end, end, end, end, end, end, end, end, end, end, end, end, end, end, end, end, end, end, end, end, getContext, start, start, start, start, start, start, start, start, start, start, start, start, start, start

Methods inherited from class java.lang.Object

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

Constructor Detail

FilterAssembler

public FilterAssembler(org.plasma.query.model.Where where,
                       commonj.sdo.Type contextType,
                       AliasMap aliasMap)

Method Detail

getVariableDeclarations

public String getVariableDeclarations()

hasVariableDeclarations

public boolean hasVariableDeclarations()

getImportDeclarations

public String getImportDeclarations()

hasImportDeclarations

public boolean hasImportDeclarations()

getParameterDeclarations

public String getParameterDeclarations()

hasParameterDeclarations

public boolean hasParameterDeclarations()

start

public void start(org.plasma.query.model.Expression expression)

Specified by:

start in interface org.plasma.query.visitor.QueryVisitor

Overrides:

start in class org.plasma.sdo.access.provider.common.TextQueryFilterAssembler

assembleSubquery

protected void assembleSubquery(org.plasma.query.model.Property property,
                                org.plasma.query.model.SubqueryOperator oper,
                                org.plasma.query.model.Query query)

Specified by:

assembleSubquery in class org.plasma.sdo.access.provider.common.TextQueryFilterAssembler

processWildcardExpression

protected void processWildcardExpression(org.plasma.query.model.Property property,
                                         org.plasma.query.model.WildcardOperator oper,
                                         org.plasma.query.model.Literal literal)

Specified by:

processWildcardExpression in class org.plasma.sdo.access.provider.common.TextQueryFilterAssembler

start

public void start(org.plasma.query.model.Property property)

Handles a property query node, traversing the property path appending SQL 'AND' expressions based on key relationships until the property endpoint is reached. Superclass handlers deal with other query nodes such as operators and literals.

Specified by:

start in interface org.plasma.query.visitor.QueryVisitor

Overrides:

start in class org.plasma.query.visitor.DefaultQueryVisitor

log

protected void log(org.plasma.query.model.Where root)