bundles/org.simantics.scl.commands/src/org/simantics/scl/commands/internal/checker/FunctionCheckItem.java

   1 package org.simantics.scl.commands.internal.checker;
   2
   3 import java.util.List;
   4
   5 import org.simantics.scl.compiler.types.Type;
   6 import org.simantics.scl.runtime.function.Function;
   7
   8 public class FunctionCheckItem implements CheckItem {
   9
  10     Type parameterType;
  11     CheckItem next;
  12
  13     public FunctionCheckItem(Type parameterType, CheckItem next) {
  14         this.parameterType = parameterType;
  15         this.next = next;
  16     }
  17
  18     @SuppressWarnings({ "unchecked", "rawtypes" })
  19     @Override
  20     public boolean check(Object check, Object[] parameters, int pos) {
  21         if(pos == parameters.length)
  22             return true;
  23         Object nextCheck = ((Function)check).apply(parameters[pos]);
  24         return next.check(nextCheck, parameters, pos+1);
  25     }
  26
  27     @Override
  28     public void collectParameterTypes(List<Type> types) {
  29         types.add(parameterType);
  30         next.collectParameterTypes(types);
  31     }
  32
  33 }