/** * Convenience method to check whether a given token represents a from-element alias. * * @param possibleAlias The potential from-element alias to check. * * @return True if the possibleAlias is an alias to a from-element visible * from this point in the query graph. */ public boolean isFromElementAlias(String possibleAlias) { boolean isAlias = containsClassAlias( possibleAlias ); if ( !isAlias && parentFromClause != null ) { // try the parent FromClause... isAlias = parentFromClause.isFromElementAlias( possibleAlias ); } return isAlias; }
public boolean isAlias(String alias) { FromClause from = walker.getCurrentFromClause(); while ( from.isSubQuery() ) { if ( from.containsClassAlias( alias ) ) { return true; } from = from.getParentFromClause(); } return from.containsClassAlias( alias ); }
/** * Convenience method to check whether a given token represents a from-element alias. * * @param possibleAlias The potential from-element alias to check. * @return True if the possibleAlias is an alias to a from-element visible * from this point in the query graph. */ public boolean isFromElementAlias(String possibleAlias) { boolean isAlias = containsClassAlias( possibleAlias ); if ( !isAlias && parentFromClause != null ) { // try the parent FromClause... isAlias = parentFromClause.isFromElementAlias( possibleAlias ); } return isAlias; }
/** * Convenience method to check whether a given token represents a from-element alias. * * @param possibleAlias The potential from-element alias to check. * @return True if the possibleAlias is an alias to a from-element visible * from this point in the query graph. */ public boolean isFromElementAlias(String possibleAlias) { boolean isAlias = containsClassAlias( possibleAlias ); if ( !isAlias && parentFromClause != null ) { // try the parent FromClause... isAlias = parentFromClause.isFromElementAlias( possibleAlias ); } return isAlias; }
public boolean isAlias(String alias) { FromClause from = walker.getCurrentFromClause(); while ( from.isSubQuery() ) { if ( from.containsClassAlias(alias) ) { return true; } from = from.getParentFromClause(); } return from.containsClassAlias(alias); }
public boolean isAlias(String alias) { FromClause from = walker.getCurrentFromClause(); while ( from.isSubQuery() ) { if ( from.containsClassAlias(alias) ) { return true; } from = from.getParentFromClause(); } return from.containsClassAlias(alias); }