private Method getMethod() {
try {
Class callerType = caller.getValueTypeClass();
Method method = callerType.getMethod(name, getParameterTypes());
return method;
} catch (java.lang.NoSuchMethodException nsme) {
nsme.printStackTrace();
return null;
}
}
/* Implementing ValueSpecifier */
public Object getValue(DataRow dataRow) {
Object callerValue = caller.getValue(dataRow);
if (callerValue == null) {
return null;
} else {
try {
return getMethod().invoke(callerValue, getParameterValues(dataRow));
} catch (Exception e) {
e.printStackTrace();
System.err.println(showParameterTypes());
System.err.println(showParameterValueTypes(dataRow));
return null;
}
}
}
