Example usage for org.eclipse.jdt.internal.compiler.ast Wildcard SUPER

List of usage examples for org.eclipse.jdt.internal.compiler.ast Wildcard SUPER

Introduction

In this page you can find the example usage for org.eclipse.jdt.internal.compiler.ast Wildcard SUPER.

Prototype

int SUPER

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Usage

From source file:ch.uzh.ifi.seal.changedistiller.ast.java.JavaDeclarationConverter.java

License:Apache License

@Override
public boolean visit(Wildcard type, BlockScope scope) {
    String bound = "";
    switch (type.kind) {
    case Wildcard.EXTENDS:
        bound = "extends";
        break;// w ww.  jav  a 2  s. c  o  m
    case Wildcard.SUPER:
        bound = "super";
        break;
    default:
    }
    pushValuedNode(type, bound);
    return true;
}

From source file:com.codenvy.ide.ext.java.server.internal.core.search.matching.PatternLocator.java

License:Open Source License

protected void updateMatch(TypeBinding[] argumentsBinding, MatchLocator locator, char[][] patternArguments,
        boolean hasTypeParameters) {
    // Only possible if locator has an unit scope.
    if (locator.unitScope == null)
        return;//from w ww . j a  va 2  s .  com

    // First compare lengthes
    int patternTypeArgsLength = patternArguments == null ? 0 : patternArguments.length;
    int typeArgumentsLength = argumentsBinding == null ? 0 : argumentsBinding.length;

    // Initialize match rule
    int matchRule = this.match.getRule();
    if (this.match.isRaw()) {
        if (patternTypeArgsLength != 0) {
            matchRule &= ~SearchPattern.R_FULL_MATCH;
        }
    }
    if (hasTypeParameters) {
        matchRule = SearchPattern.R_ERASURE_MATCH;
    }

    // Compare arguments lengthes
    if (patternTypeArgsLength == typeArgumentsLength) {
        if (!this.match.isRaw() && hasTypeParameters) {
            // generic patterns are always not compatible match
            this.match.setRule(SearchPattern.R_ERASURE_MATCH);
            return;
        }
    } else {
        if (patternTypeArgsLength == 0) {
            if (!this.match.isRaw() || hasTypeParameters) {
                this.match.setRule(matchRule & ~SearchPattern.R_FULL_MATCH);
            }
        } else if (typeArgumentsLength == 0) {
            // raw binding is always compatible
            this.match.setRule(matchRule & ~SearchPattern.R_FULL_MATCH);
        } else {
            this.match.setRule(0); // impossible match
        }
        return;
    }
    if (argumentsBinding == null || patternArguments == null) {
        this.match.setRule(matchRule);
        return;
    }

    // Compare binding for each type argument only if pattern is not erasure only and at first level
    if (!hasTypeParameters && !this.match.isRaw() && (this.match.isEquivalent() || this.match.isExact())) {
        for (int i = 0; i < typeArgumentsLength; i++) {
            // Get parameterized type argument binding
            TypeBinding argumentBinding = argumentsBinding[i];
            if (argumentBinding instanceof CaptureBinding) {
                WildcardBinding capturedWildcard = ((CaptureBinding) argumentBinding).wildcard;
                if (capturedWildcard != null)
                    argumentBinding = capturedWildcard;
            }
            // Get binding for pattern argument
            char[] patternTypeArgument = patternArguments[i];
            char patternWildcard = patternTypeArgument[0];
            char[] patternTypeName = patternTypeArgument;
            int patternWildcardKind = -1;
            switch (patternWildcard) {
            case Signature.C_STAR:
                if (argumentBinding.isWildcard()) {
                    WildcardBinding wildcardBinding = (WildcardBinding) argumentBinding;
                    if (wildcardBinding.boundKind == Wildcard.UNBOUND)
                        continue;
                }
                matchRule &= ~SearchPattern.R_FULL_MATCH;
                continue; // unbound parameter always match
            case Signature.C_EXTENDS:
                patternWildcardKind = Wildcard.EXTENDS;
                patternTypeName = CharOperation.subarray(patternTypeArgument, 1, patternTypeArgument.length);
                break;
            case Signature.C_SUPER:
                patternWildcardKind = Wildcard.SUPER;
                patternTypeName = CharOperation.subarray(patternTypeArgument, 1, patternTypeArgument.length);
                break;
            default:
                break;
            }
            patternTypeName = Signature.toCharArray(patternTypeName);
            TypeBinding patternBinding = locator.getType(patternTypeArgument, patternTypeName);

            // If have no binding for pattern arg, then we won't be able to refine accuracy
            if (patternBinding == null) {
                if (argumentBinding.isWildcard()) {
                    WildcardBinding wildcardBinding = (WildcardBinding) argumentBinding;
                    if (wildcardBinding.boundKind == Wildcard.UNBOUND) {
                        matchRule &= ~SearchPattern.R_FULL_MATCH;
                    } else {
                        this.match.setRule(SearchPattern.R_ERASURE_MATCH);
                        return;
                    }
                }
                continue;
            }

            // Verify tha pattern binding is compatible with match type argument binding
            switch (patternWildcard) {
            case Signature.C_STAR: // UNBOUND pattern
                // unbound always match => skip to next argument
                matchRule &= ~SearchPattern.R_FULL_MATCH;
                continue;
            case Signature.C_EXTENDS: // EXTENDS pattern
                if (argumentBinding.isWildcard()) { // argument is a wildcard
                    WildcardBinding wildcardBinding = (WildcardBinding) argumentBinding;
                    // It's ok if wildcards are identical
                    if (wildcardBinding.boundKind == patternWildcardKind
                            && wildcardBinding.bound == patternBinding) {
                        continue;
                    }
                    // Look for wildcard compatibility
                    switch (wildcardBinding.boundKind) {
                    case Wildcard.EXTENDS:
                        if (wildcardBinding.bound == null
                                || wildcardBinding.bound.isCompatibleWith(patternBinding)) {
                            // valid when arg extends a subclass of pattern
                            matchRule &= ~SearchPattern.R_FULL_MATCH;
                            continue;
                        }
                        break;
                    case Wildcard.SUPER:
                        break;
                    case Wildcard.UNBOUND:
                        matchRule &= ~SearchPattern.R_FULL_MATCH;
                        continue;
                    }
                } else if (argumentBinding.isCompatibleWith(patternBinding)) {
                    // valid when arg is a subclass of pattern
                    matchRule &= ~SearchPattern.R_FULL_MATCH;
                    continue;
                }
                break;
            case Signature.C_SUPER: // SUPER pattern
                if (argumentBinding.isWildcard()) { // argument is a wildcard
                    WildcardBinding wildcardBinding = (WildcardBinding) argumentBinding;
                    // It's ok if wildcards are identical
                    if (wildcardBinding.boundKind == patternWildcardKind
                            && wildcardBinding.bound == patternBinding) {
                        continue;
                    }
                    // Look for wildcard compatibility
                    switch (wildcardBinding.boundKind) {
                    case Wildcard.EXTENDS:
                        break;
                    case Wildcard.SUPER:
                        if (wildcardBinding.bound == null
                                || patternBinding.isCompatibleWith(wildcardBinding.bound)) {
                            // valid only when arg super a superclass of pattern
                            matchRule &= ~SearchPattern.R_FULL_MATCH;
                            continue;
                        }
                        break;
                    case Wildcard.UNBOUND:
                        matchRule &= ~SearchPattern.R_FULL_MATCH;
                        continue;
                    }
                } else if (patternBinding.isCompatibleWith(argumentBinding)) {
                    // valid only when arg is a superclass of pattern
                    matchRule &= ~SearchPattern.R_FULL_MATCH;
                    continue;
                }
                break;
            default:
                if (argumentBinding.isWildcard()) {
                    WildcardBinding wildcardBinding = (WildcardBinding) argumentBinding;
                    switch (wildcardBinding.boundKind) {
                    case Wildcard.EXTENDS:
                        if (wildcardBinding.bound == null
                                || patternBinding.isCompatibleWith(wildcardBinding.bound)) {
                            // valid only when arg extends a superclass of pattern
                            matchRule &= ~SearchPattern.R_FULL_MATCH;
                            continue;
                        }
                        break;
                    case Wildcard.SUPER:
                        if (wildcardBinding.bound == null
                                || wildcardBinding.bound.isCompatibleWith(patternBinding)) {
                            // valid only when arg super a subclass of pattern
                            matchRule &= ~SearchPattern.R_FULL_MATCH;
                            continue;
                        }
                        break;
                    case Wildcard.UNBOUND:
                        matchRule &= ~SearchPattern.R_FULL_MATCH;
                        continue;
                    }
                } else if (argumentBinding == patternBinding)
                    // valid only when arg is equals to pattern
                    continue;
                break;
            }

            // Argument does not match => erasure match will be the only possible one
            this.match.setRule(SearchPattern.R_ERASURE_MATCH);
            return;
        }
    }

    // Set match rule
    this.match.setRule(matchRule);
}

From source file:com.redhat.ceylon.eclipse.core.model.loader.JDTType.java

License:Open Source License

@Override
public TypeMirror getLowerBound() {
    if (!lowerBoundSet) {
        if (type.isWildcard()) {
            WildcardBinding wildcardBinding = (WildcardBinding) type;
            if (wildcardBinding.boundKind == Wildcard.SUPER) {
                TypeBinding lowerBoundBinding = wildcardBinding.bound;
                if (lowerBoundBinding != null) {
                    lowerBound = new JDTType(lowerBoundBinding, lookupEnvironment);
                }/*from  ww w.  j a v  a 2s  . c  o  m*/
            }
        }
        lowerBoundSet = true;
    }
    return lowerBound;
}

From source file:com.redhat.ceylon.eclipse.core.model.mirror.UnknownTypeMirror.java

License:Open Source License

public JDTType(TypeBinding type, IdentityHashMap<TypeBinding, JDTType> originatingTypes) {
    originatingTypes.put(type, this);

    // type params are not qualified
    if (type instanceof TypeVariableBinding)
        qualifiedName = new String(type.qualifiedSourceName());
    else//www . j  ava 2s .  c  o  m
        qualifiedName = JDTUtils.getFullyQualifiedName(type);

    typeKind = findKind(type);

    isPrimitive = type.isBaseType() && type.id != TypeIds.T_void && type.id != TypeIds.T_null;

    isRaw = type.isRawType();

    if (type instanceof ParameterizedTypeBinding && !(type instanceof RawTypeBinding)) {
        TypeBinding[] javaTypeArguments = ((ParameterizedTypeBinding) type).arguments;
        if (javaTypeArguments == null) {
            javaTypeArguments = new TypeBinding[0];
        }
        typeArguments = new ArrayList<TypeMirror>(javaTypeArguments.length);
        for (TypeBinding typeArgument : javaTypeArguments)
            typeArguments.add(toTypeMirror(typeArgument, type, this, originatingTypes));
    } else {
        typeArguments = Collections.emptyList();
    }

    if (type instanceof ArrayBinding) {
        TypeBinding jdtComponentType = ((ArrayBinding) type).elementsType();
        componentType = toTypeMirror(jdtComponentType, type, this, originatingTypes);
    } else {
        componentType = null;
    }

    if (type.isWildcard()) {
        WildcardBinding wildcardBinding = (WildcardBinding) type;
        if (wildcardBinding.boundKind == Wildcard.EXTENDS) {
            TypeBinding upperBoundBinding = wildcardBinding.bound;
            if (upperBoundBinding != null) {
                upperBound = toTypeMirror(upperBoundBinding, type, this, originatingTypes);
            }
        }
    } else if (type.isTypeVariable()) {
        TypeVariableBinding typeVariableBinding = (TypeVariableBinding) type;
        TypeBinding boundBinding = typeVariableBinding.firstBound; // TODO : we should confirm this
        if (boundBinding != null) {
            upperBound = toTypeMirror(boundBinding, type, this, originatingTypes);
        }
    } else {
        upperBound = null;
    }

    if (type.isWildcard()) {
        WildcardBinding wildcardBinding = (WildcardBinding) type;
        if (wildcardBinding.boundKind == Wildcard.SUPER) {
            TypeBinding lowerBoundBinding = wildcardBinding.bound;
            if (lowerBoundBinding != null) {
                lowerBound = toTypeMirror(lowerBoundBinding, type, this, originatingTypes);
            }
        }
    }

    if (type instanceof ParameterizedTypeBinding || type instanceof SourceTypeBinding
            || type instanceof BinaryTypeBinding) {
        ReferenceBinding refBinding = (ReferenceBinding) type;
        declaredClass = new JDTClass(refBinding, JDTModelLoader.toType(refBinding));
    }

    if (type instanceof TypeVariableBinding) {
        typeParameter = new JDTTypeParameter((TypeVariableBinding) type, this, originatingTypes);
    }
}

From source file:lombok.eclipse.handlers.ast.EclipseASTMaker.java

License:Open Source License

@Override
public ASTNode visitWildcard(final lombok.ast.Wildcard node, final Void p) {
    int kind = Wildcard.UNBOUND;
    if (node.getBound() != null) {
        switch (node.getBound()) {
        case SUPER:
            kind = Wildcard.SUPER;
            break;
        default:// www.ja v  a 2  s .  c  o  m
        case EXTENDS:
            kind = Wildcard.EXTENDS;
        }
    }
    final Wildcard wildcard = new Wildcard(kind);
    setGeneratedByAndCopyPos(wildcard, source, posHintOf(node));
    wildcard.bound = build(node.getType());
    return wildcard;
}

From source file:lombok.eclipse.handlers.EclipseHandlerUtil.java

License:Open Source License

public static TypeReference makeType(TypeBinding binding, ASTNode pos, boolean allowCompound) {
    int dims = binding.dimensions();
    binding = binding.leafComponentType();

    // Primitives

    char[] base = null;

    switch (binding.id) {
    case TypeIds.T_int:
        base = TypeConstants.INT;/*from w  w w  . ja v a 2 s.  c  o  m*/
        break;
    case TypeIds.T_long:
        base = TypeConstants.LONG;
        break;
    case TypeIds.T_short:
        base = TypeConstants.SHORT;
        break;
    case TypeIds.T_byte:
        base = TypeConstants.BYTE;
        break;
    case TypeIds.T_double:
        base = TypeConstants.DOUBLE;
        break;
    case TypeIds.T_float:
        base = TypeConstants.FLOAT;
        break;
    case TypeIds.T_boolean:
        base = TypeConstants.BOOLEAN;
        break;
    case TypeIds.T_char:
        base = TypeConstants.CHAR;
        break;
    case TypeIds.T_void:
        base = TypeConstants.VOID;
        break;
    case TypeIds.T_null:
        return null;
    }

    if (base != null) {
        if (dims > 0) {
            TypeReference result = new ArrayTypeReference(base, dims, pos(pos));
            setGeneratedBy(result, pos);
            return result;
        }
        TypeReference result = new SingleTypeReference(base, pos(pos));
        setGeneratedBy(result, pos);
        return result;
    }

    if (binding.isAnonymousType()) {
        ReferenceBinding ref = (ReferenceBinding) binding;
        ReferenceBinding[] supers = ref.superInterfaces();
        if (supers == null || supers.length == 0)
            supers = new ReferenceBinding[] { ref.superclass() };
        if (supers[0] == null) {
            TypeReference result = new QualifiedTypeReference(TypeConstants.JAVA_LANG_OBJECT, poss(pos, 3));
            setGeneratedBy(result, pos);
            return result;
        }
        return makeType(supers[0], pos, false);
    }

    if (binding instanceof CaptureBinding) {
        return makeType(((CaptureBinding) binding).wildcard, pos, allowCompound);
    }

    if (binding.isUnboundWildcard()) {
        if (!allowCompound) {
            TypeReference result = new QualifiedTypeReference(TypeConstants.JAVA_LANG_OBJECT, poss(pos, 3));
            setGeneratedBy(result, pos);
            return result;
        } else {
            Wildcard out = new Wildcard(Wildcard.UNBOUND);
            setGeneratedBy(out, pos);
            out.sourceStart = pos.sourceStart;
            out.sourceEnd = pos.sourceEnd;
            return out;
        }
    }

    if (binding.isWildcard()) {
        WildcardBinding wildcard = (WildcardBinding) binding;
        if (wildcard.boundKind == Wildcard.EXTENDS) {
            if (!allowCompound) {
                return makeType(wildcard.bound, pos, false);
            } else {
                Wildcard out = new Wildcard(Wildcard.EXTENDS);
                setGeneratedBy(out, pos);
                out.bound = makeType(wildcard.bound, pos, false);
                out.sourceStart = pos.sourceStart;
                out.sourceEnd = pos.sourceEnd;
                return out;
            }
        } else if (allowCompound && wildcard.boundKind == Wildcard.SUPER) {
            Wildcard out = new Wildcard(Wildcard.SUPER);
            setGeneratedBy(out, pos);
            out.bound = makeType(wildcard.bound, pos, false);
            out.sourceStart = pos.sourceStart;
            out.sourceEnd = pos.sourceEnd;
            return out;
        } else {
            TypeReference result = new QualifiedTypeReference(TypeConstants.JAVA_LANG_OBJECT, poss(pos, 3));
            setGeneratedBy(result, pos);
            return result;
        }
    }

    // Keep moving up via 'binding.enclosingType()' and gather generics from each binding. We stop after a local type, or a static type, or a top-level type.
    // Finally, add however many nullTypeArgument[] arrays as that are missing, inverse the list, toArray it, and use that as PTR's typeArgument argument.

    List<TypeReference[]> params = new ArrayList<TypeReference[]>();
    /* Calculate generics */ {
        TypeBinding b = binding;
        while (true) {
            boolean isFinalStop = b.isLocalType() || !b.isMemberType() || b.enclosingType() == null;

            TypeReference[] tyParams = null;
            if (b instanceof ParameterizedTypeBinding) {
                ParameterizedTypeBinding paramized = (ParameterizedTypeBinding) b;
                if (paramized.arguments != null) {
                    tyParams = new TypeReference[paramized.arguments.length];
                    for (int i = 0; i < tyParams.length; i++) {
                        tyParams[i] = makeType(paramized.arguments[i], pos, true);
                    }
                }
            }

            params.add(tyParams);
            if (isFinalStop)
                break;
            b = b.enclosingType();
        }
    }

    char[][] parts;

    if (binding.isTypeVariable()) {
        parts = new char[][] { binding.shortReadableName() };
    } else if (binding.isLocalType()) {
        parts = new char[][] { binding.sourceName() };
    } else {
        String[] pkg = new String(binding.qualifiedPackageName()).split("\\.");
        String[] name = new String(binding.qualifiedSourceName()).split("\\.");
        if (pkg.length == 1 && pkg[0].isEmpty())
            pkg = new String[0];
        parts = new char[pkg.length + name.length][];
        int ptr;
        for (ptr = 0; ptr < pkg.length; ptr++)
            parts[ptr] = pkg[ptr].toCharArray();
        for (; ptr < pkg.length + name.length; ptr++)
            parts[ptr] = name[ptr - pkg.length].toCharArray();
    }

    while (params.size() < parts.length)
        params.add(null);
    Collections.reverse(params);

    boolean isParamized = false;

    for (TypeReference[] tyParams : params) {
        if (tyParams != null) {
            isParamized = true;
            break;
        }
    }
    if (isParamized) {
        if (parts.length > 1) {
            TypeReference[][] typeArguments = params.toArray(new TypeReference[0][]);
            TypeReference result = new ParameterizedQualifiedTypeReference(parts, typeArguments, dims,
                    poss(pos, parts.length));
            setGeneratedBy(result, pos);
            return result;
        }
        TypeReference result = new ParameterizedSingleTypeReference(parts[0], params.get(0), dims, pos(pos));
        setGeneratedBy(result, pos);
        return result;
    }

    if (dims > 0) {
        if (parts.length > 1) {
            TypeReference result = new ArrayQualifiedTypeReference(parts, dims, poss(pos, parts.length));
            setGeneratedBy(result, pos);
            return result;
        }
        TypeReference result = new ArrayTypeReference(parts[0], dims, pos(pos));
        setGeneratedBy(result, pos);
        return result;
    }

    if (parts.length > 1) {
        TypeReference result = new QualifiedTypeReference(parts, poss(pos, parts.length));
        setGeneratedBy(result, pos);
        return result;
    }
    TypeReference result = new SingleTypeReference(parts[0], pos(pos));
    setGeneratedBy(result, pos);
    return result;
}

From source file:org.codehaus.jdt.groovy.internal.compiler.ast.GroovyCompilationUnitDeclaration.java

License:Open Source License

private TypeReference createTypeReferenceForClassNode(GenericsType genericsType) {
    if (genericsType.isWildcard()) {
        ClassNode[] bounds = genericsType.getUpperBounds();
        if (bounds != null) {
            // FIXASC other bounds?
            // positions example: (29>31)Set<(33>54)? extends (43>54)Serializable>
            TypeReference boundReference = createTypeReferenceForClassNode(bounds[0]);
            Wildcard wildcard = new Wildcard(Wildcard.EXTENDS);
            wildcard.sourceStart = genericsType.getStart();
            wildcard.sourceEnd = boundReference.sourceEnd();
            wildcard.bound = boundReference;
            return wildcard;
        } else if (genericsType.getLowerBound() != null) {
            // positions example: (67>69)Set<(71>84)? super (79>84)Number>
            TypeReference boundReference = createTypeReferenceForClassNode(genericsType.getLowerBound());
            Wildcard wildcard = new Wildcard(Wildcard.SUPER);
            wildcard.sourceStart = genericsType.getStart();
            wildcard.sourceEnd = boundReference.sourceEnd();
            wildcard.bound = boundReference;
            return wildcard;
        } else {/*w w  w .j a v  a 2 s  .co m*/
            Wildcard w = new Wildcard(Wildcard.UNBOUND);
            w.sourceStart = genericsType.getStart();
            w.sourceEnd = genericsType.getStart();
            return w;
        }
        // FIXASC what does the check on this next really line mean?
    } else if (!genericsType.getType().isGenericsPlaceHolder()) {
        TypeReference typeReference = createTypeReferenceForClassNode(genericsType.getType());
        return typeReference;
    } else {
        // this means it is a placeholder. As an example, if the reference is to 'List'
        // then the genericsType info may include a placeholder for the type variable (as the user
        // didn't fill it in as anything) and so for this example the genericsType is 'E extends java.lang.Object'
        // I don't think we need a type reference for this as the type references we are constructed
        // here are representative of what the user did in the source, not the resolved result of that.
        // throw new GroovyEclipseBug();
        return null;
    }
}

From source file:org.codehaus.jdt.groovy.internal.compiler.ast.JDTClassNodeBuilder.java

License:Open Source License

private TypeBinding[] getLowerbounds(WildcardBinding wildcardType) {
    if (wildcardType.boundKind == Wildcard.SUPER) {
        return new TypeBinding[] { wildcardType.bound };
    }/*from  ww  w  .  j  ava  2 s  . c  o m*/
    return TypeBinding.NO_TYPES;
}

From source file:org.codehaus.jdt.groovy.internal.compiler.ast.JDTResolver.java

License:Open Source License

private ClassNode createClassNodeForWildcardBinding(WildcardBinding wildcardBinding) {
    // FIXASC could use LazyGenericsType object here
    ClassNode base = ClassHelper.makeWithoutCaching("?");
    ClassNode lowerBound = null;/*from   ww w  .j a  v  a  2 s.  c o m*/
    ClassNode[] allUppers = null;
    if (wildcardBinding.boundKind == Wildcard.EXTENDS) {
        ClassNode firstUpper = convertToClassNode(wildcardBinding.bound);
        ClassNode[] otherUppers = (wildcardBinding.otherBounds == null ? null
                : convertToClassNodes(wildcardBinding.otherBounds));
        if (otherUppers == null) {
            allUppers = new ClassNode[] { firstUpper };
        } else {
            allUppers = new ClassNode[otherUppers.length + 1];
            System.arraycopy(otherUppers, 0, allUppers, 1, otherUppers.length);
            allUppers[0] = firstUpper;
        }
    } else if (wildcardBinding.boundKind == Wildcard.SUPER) {
        lowerBound = convertToClassNode(wildcardBinding.bound);
    } else {
        assert (wildcardBinding.boundKind == Wildcard.UNBOUND);
        return JDTClassNode.unboundWildcard;
    }
    GenericsType t = new GenericsType(base, allUppers, lowerBound);
    t.setWildcard(true);
    ClassNode ref = ClassHelper.makeWithoutCaching(Object.class, false);
    ref.setGenericsTypes(new GenericsType[] { t });
    return ref;
}

From source file:org.eclipse.che.jdt.internal.core.search.matching.PatternLocator.java

License:Open Source License

protected void updateMatch(TypeBinding[] argumentsBinding, MatchLocator locator, char[][] patternArguments,
        boolean hasTypeParameters) {
    // Only possible if locator has an unit scope.
    if (locator.unitScope == null)
        return;//from ww  w  .j  av a 2s  .c o  m

    // First compare lengthes
    int patternTypeArgsLength = patternArguments == null ? 0 : patternArguments.length;
    int typeArgumentsLength = argumentsBinding == null ? 0 : argumentsBinding.length;

    // Initialize match rule
    int matchRule = this.match.getRule();
    if (this.match.isRaw()) {
        if (patternTypeArgsLength != 0) {
            matchRule &= ~SearchPattern.R_FULL_MATCH;
        }
    }
    if (hasTypeParameters) {
        matchRule = SearchPattern.R_ERASURE_MATCH;
    }

    // Compare arguments lengthes
    if (patternTypeArgsLength == typeArgumentsLength) {
        if (!this.match.isRaw() && hasTypeParameters) {
            // generic patterns are always not compatible match
            this.match.setRule(SearchPattern.R_ERASURE_MATCH);
            return;
        }
    } else {
        if (patternTypeArgsLength == 0) {
            if (!this.match.isRaw() || hasTypeParameters) {
                this.match.setRule(matchRule & ~SearchPattern.R_FULL_MATCH);
            }
        } else if (typeArgumentsLength == 0) {
            // raw binding is always compatible
            this.match.setRule(matchRule & ~SearchPattern.R_FULL_MATCH);
        } else {
            this.match.setRule(0); // impossible match
        }
        return;
    }
    if (argumentsBinding == null || patternArguments == null) {
        this.match.setRule(matchRule);
        return;
    }

    // Compare binding for each type argument only if pattern is not erasure only and at first level
    if (!hasTypeParameters && !this.match.isRaw() && (this.match.isEquivalent() || this.match.isExact())) {
        for (int i = 0; i < typeArgumentsLength; i++) {
            // Get parameterized type argument binding
            TypeBinding argumentBinding = argumentsBinding[i];
            if (argumentBinding instanceof CaptureBinding) {
                WildcardBinding capturedWildcard = ((CaptureBinding) argumentBinding).wildcard;
                if (capturedWildcard != null)
                    argumentBinding = capturedWildcard;
            }
            // Get binding for pattern argument
            char[] patternTypeArgument = patternArguments[i];
            char patternWildcard = patternTypeArgument[0];
            char[] patternTypeName = patternTypeArgument;
            int patternWildcardKind = -1;
            switch (patternWildcard) {
            case Signature.C_STAR:
                if (argumentBinding.isWildcard()) {
                    WildcardBinding wildcardBinding = (WildcardBinding) argumentBinding;
                    if (wildcardBinding.boundKind == Wildcard.UNBOUND)
                        continue;
                }
                matchRule &= ~SearchPattern.R_FULL_MATCH;
                continue; // unbound parameter always match
            case Signature.C_EXTENDS:
                patternWildcardKind = Wildcard.EXTENDS;
                patternTypeName = CharOperation.subarray(patternTypeArgument, 1, patternTypeArgument.length);
                break;
            case Signature.C_SUPER:
                patternWildcardKind = Wildcard.SUPER;
                patternTypeName = CharOperation.subarray(patternTypeArgument, 1, patternTypeArgument.length);
                break;
            default:
                break;
            }
            patternTypeName = Signature.toCharArray(patternTypeName);
            TypeBinding patternBinding = locator.getType(patternTypeArgument, patternTypeName);

            // If have no binding for pattern arg, then we won't be able to refine accuracy
            if (patternBinding == null) {
                if (argumentBinding.isWildcard()) {
                    WildcardBinding wildcardBinding = (WildcardBinding) argumentBinding;
                    if (wildcardBinding.boundKind == Wildcard.UNBOUND) {
                        matchRule &= ~SearchPattern.R_FULL_MATCH;
                    } else {
                        this.match.setRule(SearchPattern.R_ERASURE_MATCH);
                        return;
                    }
                }
                continue;
            }

            // Verify the pattern binding is compatible with match type argument binding
            switch (patternWildcard) {
            case Signature.C_STAR: // UNBOUND pattern
                // unbound always match => skip to next argument
                matchRule &= ~SearchPattern.R_FULL_MATCH;
                continue;
            case Signature.C_EXTENDS: // EXTENDS pattern
                if (argumentBinding.isWildcard()) { // argument is a wildcard
                    WildcardBinding wildcardBinding = (WildcardBinding) argumentBinding;
                    // It's ok if wildcards are identical
                    if (wildcardBinding.boundKind == patternWildcardKind
                            && TypeBinding.equalsEquals(wildcardBinding.bound, patternBinding)) {
                        continue;
                    }
                    // Look for wildcard compatibility
                    switch (wildcardBinding.boundKind) {
                    case Wildcard.EXTENDS:
                        if (wildcardBinding.bound == null
                                || wildcardBinding.bound.isCompatibleWith(patternBinding)) {
                            // valid when arg extends a subclass of pattern
                            matchRule &= ~SearchPattern.R_FULL_MATCH;
                            continue;
                        }
                        break;
                    case Wildcard.SUPER:
                        break;
                    case Wildcard.UNBOUND:
                        matchRule &= ~SearchPattern.R_FULL_MATCH;
                        continue;
                    }
                } else if (argumentBinding.isCompatibleWith(patternBinding)) {
                    // valid when arg is a subclass of pattern
                    matchRule &= ~SearchPattern.R_FULL_MATCH;
                    continue;
                }
                break;
            case Signature.C_SUPER: // SUPER pattern
                if (argumentBinding.isWildcard()) { // argument is a wildcard
                    WildcardBinding wildcardBinding = (WildcardBinding) argumentBinding;
                    // It's ok if wildcards are identical
                    if (wildcardBinding.boundKind == patternWildcardKind
                            && TypeBinding.equalsEquals(wildcardBinding.bound, patternBinding)) {
                        continue;
                    }
                    // Look for wildcard compatibility
                    switch (wildcardBinding.boundKind) {
                    case Wildcard.EXTENDS:
                        break;
                    case Wildcard.SUPER:
                        if (wildcardBinding.bound == null
                                || patternBinding.isCompatibleWith(wildcardBinding.bound)) {
                            // valid only when arg super a superclass of pattern
                            matchRule &= ~SearchPattern.R_FULL_MATCH;
                            continue;
                        }
                        break;
                    case Wildcard.UNBOUND:
                        matchRule &= ~SearchPattern.R_FULL_MATCH;
                        continue;
                    }
                } else if (patternBinding.isCompatibleWith(argumentBinding)) {
                    // valid only when arg is a superclass of pattern
                    matchRule &= ~SearchPattern.R_FULL_MATCH;
                    continue;
                }
                break;
            default:
                if (argumentBinding.isWildcard()) {
                    WildcardBinding wildcardBinding = (WildcardBinding) argumentBinding;
                    switch (wildcardBinding.boundKind) {
                    case Wildcard.EXTENDS:
                        if (wildcardBinding.bound == null
                                || patternBinding.isCompatibleWith(wildcardBinding.bound)) {
                            // valid only when arg extends a superclass of pattern
                            matchRule &= ~SearchPattern.R_FULL_MATCH;
                            continue;
                        }
                        break;
                    case Wildcard.SUPER:
                        if (wildcardBinding.bound == null
                                || wildcardBinding.bound.isCompatibleWith(patternBinding)) {
                            // valid only when arg super a subclass of pattern
                            matchRule &= ~SearchPattern.R_FULL_MATCH;
                            continue;
                        }
                        break;
                    case Wildcard.UNBOUND:
                        matchRule &= ~SearchPattern.R_FULL_MATCH;
                        continue;
                    }
                } else if (TypeBinding.equalsEquals(argumentBinding, patternBinding))
                    // valid only when arg is equals to pattern
                    continue;
                break;
            }

            // Argument does not match => erasure match will be the only possible one
            this.match.setRule(SearchPattern.R_ERASURE_MATCH);
            return;
        }
    }

    // Set match rule
    this.match.setRule(matchRule);
}