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modified: src/de/dhbwstuttgart/typeinference/unify/model/OrderingUnifyPair.java

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compare(Matrix, Vector<gen_ab>, ? extends Vector<? extends Integer>> <.? gen_ab
   eingefuegt.
This commit is contained in:
Martin Plümicke 2018-03-10 12:32:07 +01:00
parent 0315a1f144
commit 95943b1627
1 changed files with 63 additions and 27 deletions
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88
src/de/dhbwstuttgart/typeinference/unify/model/OrderingUnifyPair.java
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@ -123,36 +123,72 @@ public class OrderingUnifyPair extends Ordering<Set<UnifyPair>> {
} }
//Fall 1 und 4 //Fall 1 und 4
if (lefteq.size() == 1 && righteq.size() == 1 && (leftlewc.size() > 0 || rightlewc.size() > 0)) { if (lefteq.size() == 1 && righteq.size() == 1 && (leftlewc.size() > 0 || rightlewc.size() > 0)) {
if (lefteq.iterator().next().getLhsType().getName().equals("A"))
System.out.print("");
UnifyPair lseq = lefteq.iterator().next(); UnifyPair lseq = lefteq.iterator().next();
UnifyPair rseq = righteq.iterator().next(); UnifyPair rseq = righteq.iterator().next();
Pair<Integer, Set<UnifyPair>> int_Unifier = compare(lseq.getRhsType(), rseq.getRhsType()); if (lseq.getRhsType().getName().equals("Object")) {
Unifier uni = new Unifier(); if (rseq.getRhsType().getName().equals("Object")) return 0;
int_Unifier.getValue().stream().forEach(x -> uni.add((PlaceholderType) x.getLhsType(), x.getRhsType())); else return 1;
if (!lseq.getRhsType().getName().equals(rseq.getRhsType().getName())
|| leftlewc.size() == 0 || rightlewc.size() == 0) return int_Unifier.getKey();
else {
Set <UnifyPair> lsleuni = leftlewc.stream().map(uni::apply).collect(Collectors.toCollection(HashSet::new));
Set <UnifyPair> rsleuni = rightlewc.stream().map(uni::apply).collect(Collectors.toCollection(HashSet::new));
BinaryOperator<HashMap<UnifyType,UnifyPair>> combiner = (x,y) -> { x.putAll(y); return x;};
HashMap<UnifyType,UnifyPair> hm;
Optional<Integer> si;
//1. Fall
if (leftlewc.iterator().next().getLhsType() instanceof PlaceholderType) {
hm = rsleuni.stream().reduce(new HashMap<UnifyType,UnifyPair>(), (x, y)-> { x.put(y.getLhsType(),y); return x; }, combiner);
Stream<UnifyPair> lslewcstr = lsleuni.stream().filter(x -> !(hm.get(x.getLhsType()) == null));
si = lslewcstr.map(x -> fc.compare(x.getRhsType(), hm.get(x.getLhsType()).getRhsType(), PairOperator.SMALLERDOTWC)).reduce((x,y)-> { if (x == y) return x; else return 0; } );
}
//4. Fall
else {
hm = rsleuni.stream().reduce(new HashMap<UnifyType,UnifyPair>(), (x, y)-> { x.put(y.getRhsType(),y); return x; }, combiner);
Stream<UnifyPair> lslewcstr = lsleuni.stream().filter(x -> !(hm.get(x.getRhsType()) == null));
si = lslewcstr.map(x -> fc.compare(x.getLhsType(), hm.get(x.getRhsType()).getLhsType(), PairOperator.SMALLERDOTWC)).reduce((x,y)-> { if (x == y) return x; else return 0; } );
}
if (!si.isPresent()) return 0;
else return si.get();
} }
else {
if (rseq.getRhsType().getName().equals("Object")) return -1;
}
if (leftlewc.size() == rightlewc.size()) {
Pair<Integer, Set<UnifyPair>> int_Unifier = compare(lseq.getRhsType(), rseq.getRhsType());
Unifier uni = new Unifier();
int_Unifier.getValue().stream().forEach(x -> uni.add((PlaceholderType) x.getLhsType(), x.getRhsType()));
if (!lseq.getRhsType().getName().equals(rseq.getRhsType().getName())
|| leftlewc.size() == 0 || rightlewc.size() == 0) return int_Unifier.getKey();
else {
Set <UnifyPair> lsleuni = leftlewc.stream().map(uni::apply).collect(Collectors.toCollection(HashSet::new));
Set <UnifyPair> rsleuni = rightlewc.stream().map(uni::apply).collect(Collectors.toCollection(HashSet::new));
BinaryOperator<HashMap<UnifyType,UnifyPair>> combiner = (x,y) -> { x.putAll(y); return x;};
HashMap<UnifyType,UnifyPair> hm;
Optional<Integer> si;
//1. Fall
if (leftlewc.iterator().next().getLhsType() instanceof PlaceholderType) {
hm = rsleuni.stream().reduce(new HashMap<UnifyType,UnifyPair>(), (x, y)-> { x.put(y.getLhsType(),y); return x; }, combiner);
Stream<UnifyPair> lslewcstr = lsleuni.stream().filter(x -> !(hm.get(x.getLhsType()) == null));
si = lslewcstr.map(x -> fc.compare(x.getRhsType(), hm.get(x.getLhsType()).getRhsType(), PairOperator.SMALLERDOTWC)).reduce((x,y)-> { if (x == y) return x; else return 0; } );
}
//4. Fall
else {
hm = rsleuni.stream().reduce(new HashMap<UnifyType,UnifyPair>(), (x, y)-> { x.put(y.getRhsType(),y); return x; }, combiner);
Stream<UnifyPair> lslewcstr = lsleuni.stream().filter(x -> !(hm.get(x.getRhsType()) == null));
si = lslewcstr.map(x -> fc.compare(x.getLhsType(), hm.get(x.getRhsType()).getLhsType(), PairOperator.SMALLERDOTWC)).reduce((x,y)-> { if (x == y) return x; else return 0; } );
}
if (!si.isPresent()) return 0;
else return si.get();
}
} else {
if (leftlewc.size() > 0) {
Set<UnifyPair> subst;
if (leftlewc.iterator().next().getLhsType() instanceof PlaceholderType) {
subst = leftlewc.stream().map(x -> new UnifyPair(x.getLhsType(), x.getRhsType(), PairOperator.EQUALSDOT)).collect(Collectors.toCollection(HashSet::new));
}
else {
subst = leftlewc.stream().map(x -> new UnifyPair(x.getRhsType(), x.getLhsType(), PairOperator.EQUALSDOT)).collect(Collectors.toCollection(HashSet::new));
}
Unifier uni = new Unifier();
subst.stream().forEach(x -> uni.add((PlaceholderType) x.getLhsType(), x.getRhsType()));
lseq = uni.apply(lseq);
}
else {
Set<UnifyPair> subst;
if (rightlewc.iterator().next().getLhsType() instanceof PlaceholderType) {
subst = rightlewc.stream().map(x -> new UnifyPair(x.getLhsType(), x.getRhsType(), PairOperator.EQUALSDOT)).collect(Collectors.toCollection(HashSet::new));
}
else {
subst = rightlewc.stream().map(x -> new UnifyPair(x.getRhsType(), x.getLhsType(), PairOperator.EQUALSDOT)).collect(Collectors.toCollection(HashSet::new));
}
Unifier uni = new Unifier();
subst.stream().forEach(x -> uni.add((PlaceholderType) x.getLhsType(), x.getRhsType()));
rseq = uni.apply(rseq);
}
return compareEq(lseq, rseq);
}
} }
return 0; return 0;
} }