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Don't change the constraints anymore

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This commit is contained in:
Victorious3 2022-08-26 14:55:03 +02:00
parent 5d5f3ee627
commit 45b80bb6c5
3 changed files with 8 additions and 104 deletions
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50
src/main/java/de/dhbwstuttgart/target/generate/ASTToTargetAST.java
View File

@ -39,55 +39,17 @@ public class ASTToTargetAST {
Sigma(ResultSet constraints) {
ASTToTargetAST.this.sigma = this;
Set<List<TypePlaceholder>> equalitySet = new HashSet<>();
Map<TypePlaceholder, List<TypePlaceholder>> unified = new HashMap<>();
for (var constraint : constraints.results) {
if (constraint instanceof PairTPHEqualTPH p) {
if (unified.containsKey(p.getLeft())) {
var equals = unified.get(p.getLeft());
equals.add(p.getRight());
unified.put(p.getLeft(), equals);
} else if (unified.containsKey(p.getRight())) {
var equals = unified.get(p.getRight());
equals.add(p.getLeft());
unified.put(p.getRight(), equals);
} else {
List<TypePlaceholder> equals = new ArrayList<>();
equals.add(p.getLeft());
equals.add(p.getRight());
unified.put(p.getLeft(), equals);
unified.put(p.getRight(), equals);
equalitySet.add(equals);
}
}
}
for (var constraint : constraints.results) {
if (constraint instanceof PairTPHsmallerTPH p) {
var left = p.left;
var right = p.right;
if (unified.containsKey(left))
left = unified.get(left).get(0);
if (unified.containsKey(right))
right = unified.get(right).get(0);
simplifiedConstraints.add(new PairTPHsmallerTPH(left, right));
}
}
System.out.println("Simplified constraints: " + simplifiedConstraints);
for (var equality : equalitySet) {
var first = equality.get(0);
for (var i = 1; i < equality.size(); i++)
this.equality.put(equality.get(i), first);
}
for (var constraint : constraints.results) {
if (constraint instanceof PairTPHequalRefTypeOrWildcardType p) {
simplifiedConstraints.add(p);
} else if (constraint instanceof PairTPHEqualTPH p) {
equality.put(p.getLeft(), p.getRight());
} else if (constraint instanceof PairTPHequalRefTypeOrWildcardType p) {
concreteTypes.put(this.equality.getOrDefault(p.left, p.left), p.right);
}
}
System.out.println("Simplified constraints: " + simplifiedConstraints);
}
void findTypeVariables(RefTypeOrTPHOrWildcardOrGeneric type, Set<TypePlaceholder> typeVariables) {

1
src/test/java/targetast/TestComplete.java
View File

@ -231,7 +231,6 @@ public class TestComplete {
assertEquals(result, instanceOfClass_m3);
}
@Ignore("Thread blocking for some reason")
@Test
public void matrixTest() throws Exception {
var classFiles = generateClassFiles("Matrix.jav", new ByteArrayClassLoader());

61
src/test/java/targetast/TphTest.java
View File

@ -24,67 +24,10 @@ public class TphTest {
@Test
public void test1() throws Exception {
var classFiles = TestCodegen.generateClassFiles("Tph7.jav", new ByteArrayClassLoader());
var classToTest = classFiles.get("Tph7");
var instanceOfClass = classToTest.getDeclaredConstructor().newInstance();
//public <DZN, DZL, DZU extends DZN, DZM extends DZU> DZU m(DZL, DZM);
Method m = classToTest.getDeclaredMethod("m", Object.class, Object.class);
Object result = m.invoke(instanceOfClass, 1,2);
//System.out.println(m.toString());
//Argumenttypes of the method m
var paraTypes = m.getGenericParameterTypes();
//Typeparameters of the method m
var typeParaTypes = m.getTypeParameters();
//Typeparameters are extracted from the argumenttypes
//Conditions for the extracted typeparameters are set
//paraTypes[0] = DLZ
var boundFstArg = Arrays.stream(typeParaTypes)
.filter(x -> x.equals(paraTypes[0])).findFirst().get().getBounds();
//Bound of DLZ has to be Object
assertEquals(Object.class, Arrays.stream(boundFstArg).findFirst().get());
//paraTypes[0] = DZM
var boundSndArg = Arrays.stream(typeParaTypes)
.filter(x -> x.equals(paraTypes[1])).findFirst().get().getBounds();
//Bound of DZM has to be the return type of m
assertEquals(Arrays.stream(boundSndArg).findFirst().get(), m.getGenericReturnType());
//Bound of the bound of DZM
var boundBoundSndArg = Arrays.stream(typeParaTypes).filter(x -> x.equals(Arrays.stream(boundSndArg)
.findFirst().get())).findFirst().get().getBounds();
//boundBoundSndArg have to be a type variable (type of the local variable c)
assertEquals(true, Arrays.stream(boundBoundSndArg).findFirst().get() instanceof TypeVariable);
m.getGenericParameterTypes();
//public <DZU> DZU m2(DZU);
Method m2 = classToTest.getDeclaredMethod("m2", Object.class);
//Argumenttypes of the method m2
var paraTypesm2 = m2.getGenericParameterTypes();
//Typeparameters of the method m2
var typeParaTypesm2 = m2.getTypeParameters();
//Typeparameters are extracted from the argumenttypes
//Conditions for the extracted typeparameters are set
//paraTypes[0] = DZU
var fstArgm2 = Arrays.stream(typeParaTypesm2)
.filter(x -> x.equals(paraTypesm2[0])).findFirst().get();
//Bound of DZU has to be Object
assertEquals(Object.class, Arrays.stream(fstArgm2.getBounds()).findFirst().get());
//DZU has to be the return type of m
assertEquals(fstArgm2, m2.getGenericReturnType());
assertEquals(1,result);
}
@Test