Examples with QualifiedType org.eclipse.jdt.core.dom.QualifiedType used on opensource projects

Example 1 with QualifiedType

use of org.eclipse.jdt.core.dom.QualifiedType in project flux by eclipse.

the class ASTNodes method getTypeName.

/**
	 * Returns the simple name of the type, followed by array dimensions.
	 * Skips qualifiers, type arguments, and type annotations.
	 * <p>
	 * Does <b>not</b> work for WildcardTypes, etc.!
	 * 
	 * @param type a type that has a simple name
	 * @return the simple name, followed by array dimensions
	 * @see #getSimpleNameIdentifier(Name)
	 * @since 3.10
	 */
public static String getTypeName(Type type) {
    final StringBuffer buffer = new StringBuffer();
    ASTVisitor visitor = new ASTVisitor() {

        @Override
        public boolean visit(PrimitiveType node) {
            buffer.append(node.getPrimitiveTypeCode().toString());
            return false;
        }

        @Override
        public boolean visit(SimpleType node) {
            buffer.append(getSimpleNameIdentifier(node.getName()));
            return false;
        }

        @Override
        public boolean visit(QualifiedType node) {
            buffer.append(node.getName().getIdentifier());
            return false;
        }

        @Override
        public boolean visit(NameQualifiedType node) {
            buffer.append(node.getName().getIdentifier());
            return false;
        }

        @Override
        public boolean visit(ParameterizedType node) {
            node.getType().accept(this);
            return false;
        }

        @Override
        public void endVisit(ArrayType node) {
            for (int i = 0; i < node.dimensions().size(); i++) {
                //$NON-NLS-1$
                buffer.append("[]");
            }
        }
    };
    type.accept(visitor);
    return buffer.toString();
}

Example 2 with QualifiedType

use of org.eclipse.jdt.core.dom.QualifiedType in project bndtools by bndtools.

the class AbstractBuildErrorDetailsHandler method createMethodMarkerData.

/**
     * Create a marker on a Java Method
     *
     * @param javaProject
     * @param className
     *            - the fully qualified class name (e.g java.lang.String)
     * @param methodName
     * @param methodSignature
     *            - signatures are in "internal form" e.g. (Ljava.lang.Integer;[Ljava/lang/String;Z)V
     * @param markerAttributes
     *            - attributes that should be included in the marker, typically a message. The start and end points for
     *            the marker are added by this method.
     * @param hasResolutions
     *            - true if the marker will have resolutions
     * @return Marker Data that can be used to create an {@link IMarker}, or null if no location can be found
     * @throws JavaModelException
     */
public static final MarkerData createMethodMarkerData(IJavaProject javaProject, final String className, final String methodName, final String methodSignature, final Map<String, Object> markerAttributes, boolean hasResolutions) throws JavaModelException {
    final CompilationUnit ast = createAST(javaProject, className);
    if (ast == null)
        return null;
    ast.accept(new ASTVisitor() {

        @Override
        public boolean visit(MethodDeclaration methodDecl) {
            if (matches(ast, methodDecl, methodName, methodSignature)) {
                // Create the marker attribs here
                markerAttributes.put(IMarker.CHAR_START, methodDecl.getStartPosition());
                markerAttributes.put(IMarker.CHAR_END, methodDecl.getStartPosition() + methodDecl.getLength());
            }
            return false;
        }

        private boolean matches(CompilationUnit ast, MethodDeclaration methodDecl, String methodName, String signature) {
            if ("<init>".equals(methodName)) {
                if (!methodDecl.isConstructor()) {
                    return false;
                }
            } else if (!methodDecl.getName().getIdentifier().equals(methodName)) {
                return false;
            }
            return getSignature(ast, methodDecl).equals(signature);
        }

        private String getSignature(CompilationUnit ast, MethodDeclaration methodDecl) {
            StringBuilder signatureBuilder = new StringBuilder("(");
            for (@SuppressWarnings("unchecked") Iterator<SingleVariableDeclaration> it = methodDecl.parameters().iterator(); it.hasNext(); ) {
                SingleVariableDeclaration decl = it.next();
                appendType(ast, signatureBuilder, decl.getType(), decl.getExtraDimensions());
            }
            signatureBuilder.append(")");
            appendType(ast, signatureBuilder, methodDecl.getReturnType2(), 0);
            return signatureBuilder.toString();
        }

        private void appendType(CompilationUnit ast, StringBuilder signatureBuilder, Type typeToAdd, int extraDimensions) {
            for (int i = 0; i < extraDimensions; i++) {
                signatureBuilder.append('[');
            }
            Type rovingType = typeToAdd;
            if (rovingType == null) {
                //A special return type for constructors, nice one Eclipse...
                signatureBuilder.append("V");
            } else {
                if (rovingType.isArrayType()) {
                    ArrayType type = (ArrayType) rovingType;
                    int depth = type.getDimensions();
                    for (int i = 0; i < depth; i++) {
                        signatureBuilder.append('[');
                    }
                    //We still need to add the array component type, which might be primitive or a reference
                    rovingType = type.getElementType();
                }
                // Type erasure means that we should ignore parameters
                if (rovingType.isParameterizedType()) {
                    rovingType = ((ParameterizedType) rovingType).getType();
                }
                if (rovingType.isPrimitiveType()) {
                    PrimitiveType type = (PrimitiveType) rovingType;
                    signatureBuilder.append(PRIMITIVES_TO_SIGNATURES.get(type.getPrimitiveTypeCode()));
                } else if (rovingType.isSimpleType()) {
                    SimpleType type = (SimpleType) rovingType;
                    String name;
                    if (type.getName().isQualifiedName()) {
                        name = type.getName().getFullyQualifiedName();
                    } else {
                        name = getFullyQualifiedNameForSimpleName(ast, type.getName());
                    }
                    name = name.replace('.', '/');
                    signatureBuilder.append("L").append(name).append(";");
                } else if (rovingType.isQualifiedType()) {
                    QualifiedType type = (QualifiedType) rovingType;
                    String name = type.getQualifier().toString().replace('.', '/') + '/' + type.getName().getFullyQualifiedName().replace('.', '/');
                    signatureBuilder.append("L").append(name).append(";");
                } else {
                    throw new IllegalArgumentException("We hit an unknown type " + rovingType);
                }
            }
        }

        private String getFullyQualifiedNameForSimpleName(CompilationUnit ast, Name typeName) {
            String name = typeName.getFullyQualifiedName();
            @SuppressWarnings("unchecked") List<ImportDeclaration> ids = ast.imports();
            for (ImportDeclaration id : ids) {
                if (id.isStatic())
                    continue;
                if (id.isOnDemand()) {
                    String packageName = id.getName().getFullyQualifiedName();
                    try {
                        if (ast.getJavaElement().getJavaProject().findType(packageName + "." + name) != null) {
                            name = packageName + '.' + name;
                        }
                    } catch (JavaModelException e) {
                    }
                } else {
                    String importName = id.getName().getFullyQualifiedName();
                    if (importName.endsWith("." + name)) {
                        name = importName;
                        break;
                    }
                }
            }
            if (name.indexOf('.') < 0) {
                try {
                    if (ast.getJavaElement().getJavaProject().findType(name) == null) {
                        name = "java.lang." + name;
                    }
                } catch (JavaModelException e) {
                }
            }
            return name;
        }
    });
    if (!markerAttributes.containsKey(IMarker.CHAR_START))
        return null;
    return new MarkerData(ast.getJavaElement().getResource(), markerAttributes, hasResolutions);
}

Example 3 with QualifiedType

use of org.eclipse.jdt.core.dom.QualifiedType in project che by eclipse.

the class PotentialProgrammingProblemsFix method getSelectedName.

private static SimpleName getSelectedName(CompilationUnit compilationUnit, IProblemLocation problem) {
    final ASTNode selection = problem.getCoveredNode(compilationUnit);
    if (selection == null)
        return null;
    Name name = null;
    if (selection instanceof SimpleType) {
        name = ((SimpleType) selection).getName();
    } else if (selection instanceof NameQualifiedType) {
        name = ((NameQualifiedType) selection).getName();
    } else if (selection instanceof QualifiedType) {
        name = ((QualifiedType) selection).getName();
    } else if (selection instanceof ParameterizedType) {
        final ParameterizedType type = (ParameterizedType) selection;
        final Type raw = type.getType();
        if (raw instanceof SimpleType)
            name = ((SimpleType) raw).getName();
        else if (raw instanceof NameQualifiedType)
            name = ((NameQualifiedType) raw).getName();
        else if (raw instanceof QualifiedType)
            name = ((QualifiedType) raw).getName();
    } else if (selection instanceof Name) {
        name = (Name) selection;
    }
    if (name == null)
        return null;
    if (name.isSimpleName()) {
        return (SimpleName) name;
    } else {
        return ((QualifiedName) name).getName();
    }
}

Example 4 with QualifiedType

use of org.eclipse.jdt.core.dom.QualifiedType in project flux by eclipse.

the class ASTResolving method internalGetPossibleTypeKinds.

private static int internalGetPossibleTypeKinds(ASTNode node) {
    int kind = SimilarElementsRequestor.ALL_TYPES;
    int mask = SimilarElementsRequestor.ALL_TYPES | SimilarElementsRequestor.VOIDTYPE;
    ASTNode parent = node.getParent();
    while (parent instanceof QualifiedName) {
        if (node.getLocationInParent() == QualifiedName.QUALIFIER_PROPERTY) {
            return SimilarElementsRequestor.REF_TYPES;
        }
        node = parent;
        parent = parent.getParent();
        mask = SimilarElementsRequestor.REF_TYPES;
    }
    while (parent instanceof Type) {
        if (parent instanceof QualifiedType) {
            if (node.getLocationInParent() == QualifiedType.QUALIFIER_PROPERTY) {
                return mask & (SimilarElementsRequestor.REF_TYPES);
            }
            mask &= SimilarElementsRequestor.REF_TYPES;
        } else if (parent instanceof NameQualifiedType) {
            if (node.getLocationInParent() == NameQualifiedType.QUALIFIER_PROPERTY) {
                return mask & (SimilarElementsRequestor.REF_TYPES);
            }
            mask &= SimilarElementsRequestor.REF_TYPES;
        } else if (parent instanceof ParameterizedType) {
            if (node.getLocationInParent() == ParameterizedType.TYPE_ARGUMENTS_PROPERTY) {
                return mask & SimilarElementsRequestor.REF_TYPES_AND_VAR;
            }
            mask &= SimilarElementsRequestor.CLASSES | SimilarElementsRequestor.INTERFACES;
        } else if (parent instanceof WildcardType) {
            if (node.getLocationInParent() == WildcardType.BOUND_PROPERTY) {
                return mask & SimilarElementsRequestor.REF_TYPES_AND_VAR;
            }
        }
        node = parent;
        parent = parent.getParent();
    }
    switch(parent.getNodeType()) {
        case ASTNode.TYPE_DECLARATION:
            if (node.getLocationInParent() == TypeDeclaration.SUPER_INTERFACE_TYPES_PROPERTY) {
                kind = SimilarElementsRequestor.INTERFACES;
            } else if (node.getLocationInParent() == TypeDeclaration.SUPERCLASS_TYPE_PROPERTY) {
                kind = SimilarElementsRequestor.CLASSES;
            }
            break;
        case ASTNode.ENUM_DECLARATION:
            kind = SimilarElementsRequestor.INTERFACES;
            break;
        case ASTNode.METHOD_DECLARATION:
            if (node.getLocationInParent() == MethodDeclaration.THROWN_EXCEPTION_TYPES_PROPERTY) {
                kind = SimilarElementsRequestor.CLASSES;
            } else if (node.getLocationInParent() == MethodDeclaration.RETURN_TYPE2_PROPERTY) {
                kind = SimilarElementsRequestor.ALL_TYPES | SimilarElementsRequestor.VOIDTYPE;
            }
            break;
        case ASTNode.ANNOTATION_TYPE_MEMBER_DECLARATION:
            kind = SimilarElementsRequestor.PRIMITIVETYPES | SimilarElementsRequestor.ANNOTATIONS | SimilarElementsRequestor.ENUMS;
            break;
        case ASTNode.INSTANCEOF_EXPRESSION:
            kind = SimilarElementsRequestor.REF_TYPES;
            break;
        case ASTNode.THROW_STATEMENT:
            kind = SimilarElementsRequestor.CLASSES;
            break;
        case ASTNode.CLASS_INSTANCE_CREATION:
            if (((ClassInstanceCreation) parent).getAnonymousClassDeclaration() == null) {
                kind = SimilarElementsRequestor.CLASSES;
            } else {
                kind = SimilarElementsRequestor.CLASSES | SimilarElementsRequestor.INTERFACES;
            }
            break;
        case ASTNode.SINGLE_VARIABLE_DECLARATION:
            int superParent = parent.getParent().getNodeType();
            if (superParent == ASTNode.CATCH_CLAUSE) {
                kind = SimilarElementsRequestor.CLASSES;
            } else if (superParent == ASTNode.ENHANCED_FOR_STATEMENT) {
                kind = SimilarElementsRequestor.REF_TYPES;
            }
            break;
        case ASTNode.TAG_ELEMENT:
            kind = SimilarElementsRequestor.REF_TYPES;
            break;
        case ASTNode.MARKER_ANNOTATION:
        case ASTNode.SINGLE_MEMBER_ANNOTATION:
        case ASTNode.NORMAL_ANNOTATION:
            kind = SimilarElementsRequestor.ANNOTATIONS;
            break;
        case ASTNode.TYPE_PARAMETER:
            if (((TypeParameter) parent).typeBounds().indexOf(node) > 0) {
                kind = SimilarElementsRequestor.INTERFACES;
            } else {
                kind = SimilarElementsRequestor.REF_TYPES_AND_VAR;
            }
            break;
        case ASTNode.TYPE_LITERAL:
            kind = SimilarElementsRequestor.REF_TYPES;
            break;
        default:
    }
    return kind & mask;
}

Example 5 with QualifiedType

use of org.eclipse.jdt.core.dom.QualifiedType in project flux by eclipse.

the class ASTNodes method getQualifiedTypeName.

/**
	 * Returns the (potentially qualified) name of a type, followed by array dimensions.
	 * Skips type arguments and type annotations.
	 * 
	 * @param type a type that has a name
	 * @return the name, followed by array dimensions
	 * @since 3.10
	 */
public static String getQualifiedTypeName(Type type) {
    final StringBuffer buffer = new StringBuffer();
    ASTVisitor visitor = new ASTVisitor() {

        @Override
        public boolean visit(SimpleType node) {
            buffer.append(node.getName().getFullyQualifiedName());
            return false;
        }

        @Override
        public boolean visit(QualifiedType node) {
            node.getQualifier().accept(this);
            buffer.append('.');
            buffer.append(node.getName().getIdentifier());
            return false;
        }

        @Override
        public boolean visit(NameQualifiedType node) {
            buffer.append(node.getQualifier().getFullyQualifiedName());
            buffer.append('.');
            buffer.append(node.getName().getIdentifier());
            return false;
        }

        @Override
        public boolean visit(ParameterizedType node) {
            node.getType().accept(this);
            return false;
        }

        @Override
        public void endVisit(ArrayType node) {
            for (int i = 0; i < node.dimensions().size(); i++) {
                //$NON-NLS-1$
                buffer.append("[]");
            }
        }
    };
    type.accept(visitor);
    return buffer.toString();
}