for (int i = 0; i < closureLen; i++) {
VariableBase var =
((VariableRefBase) _closureVars.get(i)).getVariable();
nodeCounterGen.addField(new Field(ACC_PUBLIC,
cpg.addUtf8(var.getEscapedName()),
cpg.addUtf8(var.getType().toSignature()),
null, cpg.getConstantPool()));
}