private static Type type(DSHandle l, DSHandle r) throws ExecutionException {
Type tl = l.getType();
Type tr = r.getType();
if (Types.STRING.equals(tl) || Types.STRING.equals(tr)) {
return Types.STRING;
} else if (Types.FLOAT.equals(tl) || Types.FLOAT.equals(tr)) {
return Types.FLOAT;
} else {
return Types.INT;
}
}
private static void logUnaryProvenance(String name, DSHandle v, DSHandle r)
throws ExecutionException {
if (PROVENANCE_ENABLED) {
String thread = SwiftFunction.getThreadPrefix();
String vid = v.getIdentifier();
String rid = r.getIdentifier();
provenanceLogger.info(
"UNARYOPERATOR thread="
+ thread
+ " operator="
+ name
+ " operand="
+ vid
+ " result="
+ rid);
}
}
private static boolean getBool(Node n, DSHandle h) {
waitFor(n, h);
Object v = h.getValue();
if (v instanceof Boolean) {
return ((Boolean) v).booleanValue();
} else {
throw new ExecutionException(n, "Internal error. Expected float: " + h);
}
}
private static double getFloat(Node n, DSHandle h) {
waitFor(n, h);
Object v = h.getValue();
if (v instanceof Number) {
return ((Number) v).doubleValue();
} else {
throw new ExecutionException(n, "Internal error. Expected float: " + h);
}
}
private static int getInt(Node n, DSHandle h) {
waitFor(n, h);
Object v = h.getValue();
if (v instanceof Integer) {
return ((Integer) v).intValue();
} else {
throw new ExecutionException(n, "Internal error. Expected an int: " + v + " (" + h + ")");
}
}
private static void logBinaryProvenance(String name, DSHandle v1, DSHandle v2, DSHandle result)
throws ExecutionException {
if (PROVENANCE_ENABLED) {
String thread = SwiftFunction.getThreadPrefix();
String lhsid = v1.getIdentifier();
String rhsid = v2.getIdentifier();
String rid = result.getIdentifier();
provenanceLogger.info(
"OPERATOR thread="
+ thread
+ " operator="
+ name
+ " lhs="
+ lhsid
+ " rhs="
+ rhsid
+ " result="
+ rid);
}
}