Examples with MissingTypeBinding org.eclipse.jdt.internal.compiler.lookup.MissingTypeBinding used on opensource projects

Example 1 with MissingTypeBinding

use of org.eclipse.jdt.internal.compiler.lookup.MissingTypeBinding in project spoon by INRIA.

the class JDTTreeBuilderHelper method createFieldAccessNoClasspath.

/**
 * In no classpath mode, when we build a field access, we have a binding typed by ProblemBinding.
 * We try to get all information we can get from this binding.
 *
 * @param qualifiedNameReference
 * 		Used to get the problem binding of the field access and the name of the declaring type.
 * @return a field access.
 */
<T> CtFieldAccess<T> createFieldAccessNoClasspath(QualifiedNameReference qualifiedNameReference) {
    boolean fromAssignment = isLhsAssignment(jdtTreeBuilder.getContextBuilder(), qualifiedNameReference);
    CtFieldAccess<T> fieldAccess = createFieldAccess(jdtTreeBuilder.getReferencesBuilder().<T>getVariableReference((ProblemBinding) qualifiedNameReference.binding), null, fromAssignment);
    // In no classpath mode and with qualified name, the type given by JDT is wrong...
    final char[][] declaringClass = CharOperation.subarray(qualifiedNameReference.tokens, 0, qualifiedNameReference.tokens.length - 1);
    final MissingTypeBinding declaringType = jdtTreeBuilder.getContextBuilder().compilationunitdeclaration.scope.environment.createMissingType(null, declaringClass);
    final CtTypeReference<T> declaringRef = jdtTreeBuilder.getReferencesBuilder().getTypeReference(declaringType);
    fieldAccess.getVariable().setDeclaringType(declaringRef);
    fieldAccess.getVariable().setStatic(true);
    fieldAccess.setTarget(jdtTreeBuilder.getFactory().Code().createTypeAccess(declaringRef));
    // In no classpath mode and with qualified name, the binding don't have a good name.
    fieldAccess.getVariable().setSimpleName(createQualifiedTypeName(CharOperation.subarray(qualifiedNameReference.tokens, qualifiedNameReference.tokens.length - 1, qualifiedNameReference.tokens.length)));
    return fieldAccess;
}

Example 2 with MissingTypeBinding

use of org.eclipse.jdt.internal.compiler.lookup.MissingTypeBinding in project spoon by INRIA.

the class ReferenceBuilder method getDeclaringReferenceFromImports.

/**
 * Try to get the declaring reference (package or type) from imports of the current
 * compilation unit declaration (current class). This method returns a CtReference
 * which can be a CtTypeReference if it retrieves the information in an static import,
 * a CtPackageReference if it retrieves the information in an standard import, otherwise
 * it returns null.
 *
 * @param expectedName Name expected in imports.
 * @return CtReference which can be a CtTypeReference, a CtPackageReference or null.
 */
CtReference getDeclaringReferenceFromImports(char[] expectedName) {
    CompilationUnitDeclaration cuDeclaration = this.jdtTreeBuilder.getContextBuilder().compilationunitdeclaration;
    LookupEnvironment environment = cuDeclaration.scope.environment;
    if (cuDeclaration != null && cuDeclaration.imports != null) {
        for (ImportReference anImport : cuDeclaration.imports) {
            if (CharOperation.equals(anImport.getImportName()[anImport.getImportName().length - 1], expectedName)) {
                if (anImport.isStatic()) {
                    int indexDeclaring = 2;
                    if ((anImport.bits & ASTNode.OnDemand) != 0) {
                        // With .*
                        indexDeclaring = 1;
                    }
                    char[][] packageName = CharOperation.subarray(anImport.getImportName(), 0, anImport.getImportName().length - indexDeclaring);
                    char[][] className = CharOperation.subarray(anImport.getImportName(), anImport.getImportName().length - indexDeclaring, anImport.getImportName().length - (indexDeclaring - 1));
                    PackageBinding aPackage;
                    try {
                        if (packageName.length != 0) {
                            aPackage = environment.createPackage(packageName);
                        } else {
                            aPackage = null;
                        }
                        final MissingTypeBinding declaringType = environment.createMissingType(aPackage, className);
                        this.jdtTreeBuilder.getContextBuilder().ignoreComputeImports = true;
                        final CtTypeReference<Object> typeReference = getTypeReference(declaringType);
                        this.jdtTreeBuilder.getContextBuilder().ignoreComputeImports = false;
                        return typeReference;
                    } catch (NullPointerException e) {
                        return null;
                    }
                } else {
                    PackageBinding packageBinding = null;
                    char[][] chars = CharOperation.subarray(anImport.getImportName(), 0, anImport.getImportName().length - 1);
                    // ArrayIndexOutOfBoundsException if `chars.length == 0`. Fixes #759.
                    if (chars.length > 0) {
                        Binding someBinding = cuDeclaration.scope.findImport(chars, false, false);
                        if (someBinding != null && someBinding.isValidBinding() && someBinding instanceof PackageBinding) {
                            packageBinding = (PackageBinding) someBinding;
                        } else {
                            try {
                                packageBinding = environment.createPackage(chars);
                            } catch (NullPointerException e) {
                                packageBinding = null;
                            }
                        }
                    }
                    if (packageBinding == null || packageBinding instanceof ProblemPackageBinding) {
                        // Big crisis here. We are already in noclasspath mode but JDT doesn't support always
                        // creation of a package in this mode. So, if we are in this brace, we make the job of JDT...
                        packageBinding = new PackageBinding(chars, null, environment, environment.module);
                    }
                    return getPackageReference(packageBinding);
                }
            }
        }
    }
    return null;
}

Example 3 with MissingTypeBinding

use of org.eclipse.jdt.internal.compiler.lookup.MissingTypeBinding in project spoon by INRIA.

the class ReferenceBuilder method getTypeReference.

@SuppressWarnings("unchecked")
<T> CtTypeReference<T> getTypeReference(TypeBinding binding) {
    if (binding == null) {
        return null;
    }
    CtTypeReference<?> ref = null;
    if (binding instanceof RawTypeBinding) {
        ref = getTypeReference(((ParameterizedTypeBinding) binding).genericType());
    } else if (binding instanceof ParameterizedTypeBinding) {
        if (binding.actualType() != null && binding.actualType() instanceof LocalTypeBinding) {
            // When we define a nested class in a method and when the enclosing class of this method
            // is a parameterized type binding, JDT give a ParameterizedTypeBinding for the nested class
            // and hide the real class in actualType().
            ref = getTypeReference(binding.actualType());
        } else {
            ref = this.jdtTreeBuilder.getFactory().Core().createTypeReference();
            this.exploringParameterizedBindings.put(binding, ref);
            if (binding.isAnonymousType()) {
                ref.setSimpleName("");
            } else {
                ref.setSimpleName(String.valueOf(binding.sourceName()));
                if (binding.enclosingType() != null) {
                    ref.setDeclaringType(getTypeReference(binding.enclosingType()));
                } else {
                    ref.setPackage(getPackageReference(binding.getPackage()));
                }
            }
        }
        if (binding.actualType() instanceof MissingTypeBinding) {
            ref = getTypeReference(binding.actualType());
        }
        if (((ParameterizedTypeBinding) binding).arguments != null) {
            for (TypeBinding b : ((ParameterizedTypeBinding) binding).arguments) {
                if (bindingCache.containsKey(b)) {
                    ref.addActualTypeArgument(getCtCircularTypeReference(b));
                } else {
                    if (!this.exploringParameterizedBindings.containsKey(b)) {
                        this.exploringParameterizedBindings.put(b, null);
                        CtTypeReference typeRefB = getTypeReference(b);
                        this.exploringParameterizedBindings.put(b, typeRefB);
                        ref.addActualTypeArgument(typeRefB);
                    } else {
                        CtTypeReference typeRefB = this.exploringParameterizedBindings.get(b);
                        if (typeRefB != null) {
                            ref.addActualTypeArgument(typeRefB.clone());
                        }
                    }
                }
            }
        }
    } else if (binding instanceof MissingTypeBinding) {
        ref = this.jdtTreeBuilder.getFactory().Core().createTypeReference();
        ref.setSimpleName(new String(binding.sourceName()));
        ref.setPackage(getPackageReference(binding.getPackage()));
        if (!this.jdtTreeBuilder.getContextBuilder().ignoreComputeImports) {
            final CtReference declaring = this.getDeclaringReferenceFromImports(binding.sourceName());
            if (declaring instanceof CtPackageReference) {
                ref.setPackage((CtPackageReference) declaring);
            } else if (declaring instanceof CtTypeReference) {
                ref.setDeclaringType((CtTypeReference) declaring);
            }
        }
    } else if (binding instanceof BinaryTypeBinding) {
        ref = this.jdtTreeBuilder.getFactory().Core().createTypeReference();
        if (binding.enclosingType() != null) {
            ref.setDeclaringType(getTypeReference(binding.enclosingType()));
        } else {
            ref.setPackage(getPackageReference(binding.getPackage()));
        }
        ref.setSimpleName(new String(binding.sourceName()));
    } else if (binding instanceof TypeVariableBinding) {
        boolean oldBounds = bounds;
        if (binding instanceof CaptureBinding) {
            ref = this.jdtTreeBuilder.getFactory().Core().createWildcardReference();
            bounds = true;
        } else {
            TypeVariableBinding typeParamBinding = (TypeVariableBinding) binding;
            ReferenceBinding superClass = typeParamBinding.superclass;
            ReferenceBinding[] superInterfaces = typeParamBinding.superInterfaces();
            CtTypeReference refSuperClass = null;
            // superClass.superclass() is null if it's java.lang.Object
            if (superClass != null && !(superClass.superclass() == null)) {
                // to conserve the same behavior as JavaReflectionTreeBuilder
                if (!(superClass instanceof ParameterizedTypeBinding) || !this.exploringParameterizedBindings.containsKey(superClass)) {
                    refSuperClass = this.getTypeReference(superClass);
                }
            // if the type parameter has a super interface, then we'll get it too, as a superclass
            // type parameter can only extends an interface or a class, so we don't make the distinction
            // in Spoon. Moreover we can only have one extends in a type parameter.
            } else if (superInterfaces != null && superInterfaces.length == 1) {
                refSuperClass = this.getTypeReference(superInterfaces[0]);
            }
            ref = this.jdtTreeBuilder.getFactory().Core().createTypeParameterReference();
            ref.setSimpleName(new String(binding.sourceName()));
            if (refSuperClass != null) {
                ((CtTypeParameterReference) ref).addBound(refSuperClass);
            }
        }
        TypeVariableBinding b = (TypeVariableBinding) binding;
        if (bounds) {
            if (b instanceof CaptureBinding && ((CaptureBinding) b).wildcard != null) {
                bounds = oldBounds;
                return getTypeReference(((CaptureBinding) b).wildcard);
            } else if (b.superclass != null && b.firstBound == b.superclass) {
                bounds = false;
                bindingCache.put(binding, ref);
                ((CtTypeParameterReference) ref).setBoundingType(getTypeReference(b.superclass));
                bounds = oldBounds;
            }
        }
        if (bounds && b.superInterfaces != null && b.superInterfaces != Binding.NO_SUPERINTERFACES) {
            bounds = false;
            bindingCache.put(binding, ref);
            List<CtTypeReference<?>> bounds = new ArrayList<>();
            CtTypeParameterReference typeParameterReference = (CtTypeParameterReference) ref;
            if (!(typeParameterReference.isDefaultBoundingType())) {
                // if it's object we can ignore it
                bounds.add(typeParameterReference.getBoundingType());
            }
            for (ReferenceBinding superInterface : b.superInterfaces) {
                bounds.add(getTypeReference(superInterface));
            }
            ((CtTypeParameterReference) ref).setBoundingType(this.jdtTreeBuilder.getFactory().Type().createIntersectionTypeReferenceWithBounds(bounds));
        }
        if (binding instanceof CaptureBinding) {
            bounds = false;
        }
    } else if (binding instanceof BaseTypeBinding) {
        String name = new String(binding.sourceName());
        ref = basestypes.get(name);
        if (ref == null) {
            ref = this.jdtTreeBuilder.getFactory().Core().createTypeReference();
            ref.setSimpleName(name);
            basestypes.put(name, ref);
        } else {
            ref = ref == null ? ref : ref.clone();
        }
    } else if (binding instanceof WildcardBinding) {
        WildcardBinding wildcardBinding = (WildcardBinding) binding;
        ref = this.jdtTreeBuilder.getFactory().Core().createWildcardReference();
        if (wildcardBinding.boundKind == Wildcard.SUPER && ref instanceof CtTypeParameterReference) {
            ((CtTypeParameterReference) ref).setUpper(false);
        }
        if (wildcardBinding.bound != null && ref instanceof CtTypeParameterReference) {
            if (bindingCache.containsKey(wildcardBinding.bound)) {
                ((CtTypeParameterReference) ref).setBoundingType(getCtCircularTypeReference(wildcardBinding.bound));
            } else {
                ((CtTypeParameterReference) ref).setBoundingType(getTypeReference(((WildcardBinding) binding).bound));
            }
        }
    } else if (binding instanceof LocalTypeBinding) {
        ref = this.jdtTreeBuilder.getFactory().Core().createTypeReference();
        if (binding.isAnonymousType()) {
            ref.setSimpleName(JDTTreeBuilderHelper.computeAnonymousName(((SourceTypeBinding) binding).constantPoolName()));
            ref.setDeclaringType(getTypeReference((binding.enclosingType())));
        } else {
            ref.setSimpleName(new String(binding.sourceName()));
            if (((LocalTypeBinding) binding).enclosingMethod == null && binding.enclosingType() != null && binding.enclosingType() instanceof LocalTypeBinding) {
                ref.setDeclaringType(getTypeReference(binding.enclosingType()));
            } else if (binding.enclosingMethod() != null) {
                ref.setSimpleName(JDTTreeBuilderHelper.computeAnonymousName(((SourceTypeBinding) binding).constantPoolName()));
                ref.setDeclaringType(getTypeReference(binding.enclosingType()));
            }
        }
    } else if (binding instanceof SourceTypeBinding) {
        ref = this.jdtTreeBuilder.getFactory().Core().createTypeReference();
        if (binding.isAnonymousType()) {
            ref.setSimpleName(JDTTreeBuilderHelper.computeAnonymousName(((SourceTypeBinding) binding).constantPoolName()));
            ref.setDeclaringType(getTypeReference((binding.enclosingType())));
        } else {
            ref.setSimpleName(new String(binding.sourceName()));
            if (binding.enclosingType() != null) {
                ref.setDeclaringType(getTypeReference(binding.enclosingType()));
            } else {
                ref.setPackage(getPackageReference(binding.getPackage()));
            }
        // if(((SourceTypeBinding) binding).typeVariables!=null &&
        // ((SourceTypeBinding) binding).typeVariables.length>0){
        // for (TypeBinding b : ((SourceTypeBinding)
        // binding).typeVariables) {
        // ref.getActualTypeArguments().add(getTypeReference(b));
        // }
        // }
        }
    } else if (binding instanceof ArrayBinding) {
        CtArrayTypeReference<Object> arrayref;
        arrayref = this.jdtTreeBuilder.getFactory().Core().createArrayTypeReference();
        ref = arrayref;
        for (int i = 1; i < binding.dimensions(); i++) {
            CtArrayTypeReference<Object> tmp = this.jdtTreeBuilder.getFactory().Core().createArrayTypeReference();
            arrayref.setComponentType(tmp);
            arrayref = tmp;
        }
        arrayref.setComponentType(getTypeReference(binding.leafComponentType()));
    } else if (binding instanceof PolyTypeBinding) {
        // JDT can't resolve the type of this binding and we only have a string.
        // In this case, we return a type Object because we can't know more about it.
        ref = this.jdtTreeBuilder.getFactory().Type().objectType();
    } else if (binding instanceof ProblemReferenceBinding) {
        // Spoon is able to analyze also without the classpath
        ref = this.jdtTreeBuilder.getFactory().Core().createTypeReference();
        ref.setSimpleName(new String(binding.readableName()));
        final CtReference declaring = this.getDeclaringReferenceFromImports(binding.sourceName());
        setPackageOrDeclaringType(ref, declaring);
    } else if (binding instanceof JDTTreeBuilder.SpoonReferenceBinding) {
        ref = this.jdtTreeBuilder.getFactory().Core().createTypeReference();
        ref.setSimpleName(new String(binding.sourceName()));
        ref.setDeclaringType(getTypeReference(binding.enclosingType()));
    } else if (binding instanceof IntersectionTypeBinding18) {
        List<CtTypeReference<?>> bounds = new ArrayList<>();
        for (ReferenceBinding superInterface : binding.getIntersectingTypes()) {
            bounds.add(getTypeReference(superInterface));
        }
        ref = this.jdtTreeBuilder.getFactory().Type().createIntersectionTypeReferenceWithBounds(bounds);
    } else {
        throw new RuntimeException("Unknown TypeBinding: " + binding.getClass() + " " + binding);
    }
    bindingCache.remove(binding);
    this.exploringParameterizedBindings.remove(binding);
    return (CtTypeReference<T>) ref;
}