001 /** 002 * Implements the Cold Fusion Function valuelist 003 */ 004 package railo.runtime.functions.query; 005 006 import railo.runtime.PageContext; 007 import railo.runtime.PageContextImpl; 008 import railo.runtime.exp.ExpressionException; 009 import railo.runtime.exp.PageException; 010 import railo.runtime.ext.function.Function; 011 import railo.runtime.op.Caster; 012 import railo.runtime.type.Query; 013 import railo.runtime.type.QueryColumn; 014 import railo.runtime.type.Scope; 015 import railo.runtime.type.ref.VariableReference; 016 017 public class ValueList implements Function { 018 public static String call(PageContext pc , String strQueryColumn) throws PageException { 019 return call(pc,strQueryColumn,","); 020 } 021 public static String call(PageContext pc , String strQueryColumn, String delimeter) throws PageException { 022 023 024 QueryColumn column =toColumn(pc,strQueryColumn); 025 StringBuffer sb=new StringBuffer(); 026 int size=column.size(); 027 for(int i=1;i<=size;i++) { 028 if(i>1)sb.append(delimeter); 029 sb.append(Caster.toString(column.get(i))); 030 } 031 return sb.toString(); 032 } 033 034 protected static QueryColumn toColumn(PageContext pc,String strQueryColumn) throws PageException { 035 //if(strQueryColumn.indexOf('.')<1) 036 // throw new ExpressionException("invalid query column definition ["+strQueryColumn+"]"); 037 VariableReference ref = ((PageContextImpl)pc).getVariableReference(strQueryColumn); 038 if(ref.getParent() instanceof Scope) 039 throw new ExpressionException("invalid query column definition ["+strQueryColumn+"]"); 040 041 042 Query query=Caster.toQuery(ref.getParent()); 043 return query.getColumn(ref.getKey()); 044 } 045 }