package railo.runtime.exp;
import java.util.ArrayList;
import railo.runtime.PageContext;
import railo.runtime.config.ConfigImpl;
import railo.runtime.type.util.KeyConstants;
import railo.transformer.library.function.FunctionLib;
import railo.transformer.library.function.FunctionLibFunction;
import railo.transformer.library.function.FunctionLibFunctionArg;
/**
* specified exception for Built-In Function
*/
public final class FunctionException extends ExpressionException {
/* *
* constructor of the class
* @param pc current Page Context
* @param functionName Name of the function that thorw the Exception
* @param badArgumentPosition Position of the bad argument in the Argument List of the function
* @param badArgumentName Name of the bad Argument
* @param message additional Exception message
* /
public FunctionException(PageContext pc,String functionName, String badArgumentPosition, String badArgumentName, String message) {
this((PageContext)pc,functionName,badArgumentPosition,badArgumentName,message);
}*/
/**
* constructor of the class
* @param pc current Page Context
* @param functionName Name of the function that thorw the Exception
* @param badArgumentPosition Position of the bad argument in the Argument List of the function
* @param badArgumentName Name of the bad Argument
* @param message additional Exception message
*/
public FunctionException(PageContext pc,String functionName, int badArgumentPosition, String badArgumentName, String message) {
this(pc,functionName,toStringBadArgumentPosition(badArgumentPosition),badArgumentName,message,null);
}
public FunctionException(PageContext pc,String functionName, int badArgumentPosition, String badArgumentName, String message, String detail) {
this(pc,functionName,toStringBadArgumentPosition(badArgumentPosition),badArgumentName,message,detail);
}
private static String toStringBadArgumentPosition(int pos) {
switch(pos) {
case 1:return "first";
case 2:return "second";
case 3:return "third";
case 4:return "forth";
case 5:return "fifth";
case 6:return "sixth";
case 7:return "seventh";
case 8:return "eighth";
case 9:return "ninth";
case 10:return "tenth";
case 11:return "eleventh";
case 12:return "twelfth";
}
// TODO Auto-generated method stub
return pos+"th";
}
public FunctionException(PageContext pc,String functionName, String badArgumentPosition, String badArgumentName, String message, String detail) {
super("invalid call of the function "+functionName+", "+(badArgumentPosition)+" Argument ("+badArgumentName+") is invalid, "+message,detail);
setAdditional(KeyConstants._pattern,getFunctionInfo(pc,functionName));
}
private static String getFunctionInfo(PageContext pc,String functionName) {
FunctionLib[] flds;
flds = ((ConfigImpl)pc.getConfig()).getFLDs();
FunctionLibFunction function=null;
for(int i=0;i<flds.length;i++) {
function = flds[i].getFunction(functionName.toLowerCase());
if(function!=null)break;
}
if(function == null) return "";
StringBuffer rtn=new StringBuffer();
rtn.append(function.getName()+"(");
int optionals=0;
ArrayList args = function.getArg();
for(int i=0;i<args.size();i++) {
FunctionLibFunctionArg arg=(FunctionLibFunctionArg) args.get(i);
if(i!=0)rtn.append(", ");
if(!arg.getRequired()) {
rtn.append("[");
optionals++;
}
rtn.append(arg.getName());
rtn.append(":");
rtn.append(arg.getTypeAsString());
}
for(int i=0;i<optionals;i++)
rtn.append("]");
rtn.append("):"+function.getReturnTypeAsString());
return rtn.toString();
}
}