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

Example 36 with IBinding

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

the class CallInliner method crossCheckArguments.

/**
     * Checks whether arguments are passed to the method which do some assignments
     * inside the expression. If so these arguments can't be inlined into the
     * calling method since the assignments might be reorder. An example is:
     * <code>
     *   add((field=args).length,field.hashCode());
     * </code>
     * Field might not be initialized when the arguments are reorder in the called
     * method.
     * @param arguments the arguments
     * @return all arguments that cannot be inlined
     */
private Set<Expression> crossCheckArguments(List<Expression> arguments) {
    final Set<IBinding> assigned = new HashSet<IBinding>();
    final Set<Expression> result = new HashSet<Expression>();
    for (Iterator<Expression> iter = arguments.iterator(); iter.hasNext(); ) {
        final Expression expression = iter.next();
        expression.accept(new ASTVisitor() {

            @Override
            public boolean visit(Assignment node) {
                Expression lhs = node.getLeftHandSide();
                if (lhs instanceof Name) {
                    IBinding binding = ((Name) lhs).resolveBinding();
                    if (binding instanceof IVariableBinding) {
                        assigned.add(binding);
                        result.add(expression);
                    }
                }
                return true;
            }
        });
    }
    for (Iterator<Expression> iter = arguments.iterator(); iter.hasNext(); ) {
        final Expression expression = iter.next();
        if (!result.contains(expression)) {
            expression.accept(new HierarchicalASTVisitor() {

                @Override
                public boolean visit(Name node) {
                    IBinding binding = node.resolveBinding();
                    if (binding != null && assigned.contains(binding))
                        result.add(expression);
                    return false;
                }
            });
        }
    }
    return result;
}

Example 37 with IBinding

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

the class ConvertAnonymousToNestedRefactoring method getAllAccessedFields.

private List<IBinding> getAllAccessedFields() {
    final List<IBinding> accessedFields = new ArrayList<IBinding>();
    ASTVisitor visitor = new ASTVisitor() {

        @Override
        public boolean visit(FieldAccess node) {
            final IVariableBinding binding = node.resolveFieldBinding();
            if (binding != null && !binding.isEnumConstant())
                accessedFields.add(binding);
            return super.visit(node);
        }

        @Override
        public boolean visit(QualifiedName node) {
            final IBinding binding = node.resolveBinding();
            if (binding != null && binding instanceof IVariableBinding) {
                IVariableBinding variable = (IVariableBinding) binding;
                if (!variable.isEnumConstant() && variable.isField())
                    accessedFields.add(binding);
            }
            return super.visit(node);
        }

        @Override
        public boolean visit(SimpleName node) {
            final IBinding binding = node.resolveBinding();
            if (binding != null && binding instanceof IVariableBinding) {
                IVariableBinding variable = (IVariableBinding) binding;
                if (!variable.isEnumConstant() && variable.isField())
                    accessedFields.add(binding);
            }
            return super.visit(node);
        }

        @Override
        public boolean visit(SuperFieldAccess node) {
            final IVariableBinding binding = node.resolveFieldBinding();
            if (binding != null && !binding.isEnumConstant())
                accessedFields.add(binding);
            return super.visit(node);
        }
    };
    fAnonymousInnerClassNode.accept(visitor);
    return accessedFields;
}

Example 38 with IBinding

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

the class ConvertAnonymousToNestedRefactoring method areLocalsUsedIn.

private boolean areLocalsUsedIn(Expression fieldInitializer, List<VariableDeclarationFragment> fieldsToInitialize) {
    Set<IBinding> localsUsed = new HashSet<IBinding>(0);
    collectRefrencedVariables(fieldInitializer, localsUsed);
    ITypeBinding anonType = fAnonymousInnerClassNode.resolveBinding();
    for (Iterator<IBinding> iterator = localsUsed.iterator(); iterator.hasNext(); ) {
        IVariableBinding curr = (IVariableBinding) iterator.next();
        if (isBindingToTemp(curr)) {
            // reference a local from outside
            return true;
        } else if (curr.isField() && (curr.getDeclaringClass() == anonType) && fieldsToInitialize.contains(fCompilationUnitNode.findDeclaringNode(curr))) {
            // references a field that references a local from outside
            return true;
        }
    }
    return false;
}

Example 39 with IBinding

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

the class FullConstraintCreator method create.

/* (non-Javadoc)
	 * @see org.eclipse.jdt.core.dom.ASTVisitor#visit(org.eclipse.jdt.core.dom.FieldAccess)
	 */
@Override
public ITypeConstraint[] create(FieldAccess access) {
    Expression expression = access.getExpression();
    SimpleName name = access.getName();
    IBinding binding = name.resolveBinding();
    if (!(binding instanceof IVariableBinding))
        return new ITypeConstraint[0];
    IVariableBinding vb = (IVariableBinding) binding;
    return createConstraintsForAccessToField(vb, expression, access);
}

Example 40 with IBinding

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

the class FullConstraintCreator method create.

/* (non-Javadoc)
	 * @see org.eclipse.jdt.core.dom.ASTVisitor#visit(org.eclipse.jdt.core.dom.QualifiedName)
	 */
@Override
public ITypeConstraint[] create(QualifiedName qualifiedName) {
    SimpleName name = qualifiedName.getName();
    Name qualifier = qualifiedName.getQualifier();
    IBinding nameBinding = name.resolveBinding();
    if (nameBinding instanceof IVariableBinding) {
        IVariableBinding vb = (IVariableBinding) nameBinding;
        if (vb.isField())
            return createConstraintsForAccessToField(vb, qualifier, qualifiedName);
    }
    //TODO other bindings
    return new ITypeConstraint[0];
}