Examples with Expression com.google.devtools.j2objc.ast.Expression used on opensource projects

Example 76 with Expression

use of com.google.devtools.j2objc.ast.Expression in project j2objc by google.

the class MethodTranslator method visitForEachStatement.

@Override
public TreeNode visitForEachStatement(ForEachStatement node, Void data) {
    EnhancedForStatement forStatement = new EnhancedForStatement();
    AstType astType = node.getVariableType();
    Type type = (Type) astType.acceptVisitor(this, null);
    String varName = node.getVariableName();
    GeneratedVariableElement elem = GeneratedVariableElement.newLocalVar(varName, type.getTypeMirror(), executableElement);
    elem.addModifiers(node.getVariableModifiers());
    localVariableTable.put(varName, elem);
    return forStatement.setParameter(new SingleVariableDeclaration(elem)).setExpression((Expression) node.getInExpression().acceptVisitor(this, null)).setBody((Statement) node.getEmbeddedStatement().acceptVisitor(this, null));
}

Example 77 with Expression

use of com.google.devtools.j2objc.ast.Expression in project j2objc by google.

the class MethodTranslator method visitConditionalExpression.

@Override
public TreeNode visitConditionalExpression(com.strobel.decompiler.languages.java.ast.ConditionalExpression node, Void data) {
    Expression conditionExpr = (Expression) node.getCondition().acceptVisitor(this, null);
    Expression trueExpr = (Expression) node.getTrueExpression().acceptVisitor(this, null);
    Expression falseExpr = (Expression) node.getFalseExpression().acceptVisitor(this, null);
    TypeMirror trueType = trueExpr.getTypeMirror();
    TypeMirror falseType = falseExpr.getTypeMirror();
    return new ConditionalExpression().setTypeMirror(typeUtil.inferConditionalExpressionType(trueType, falseType)).setExpression(conditionExpr).setThenExpression(trueExpr).setElseExpression(falseExpr);
}

Example 78 with Expression

use of com.google.devtools.j2objc.ast.Expression in project j2objc by google.

the class MethodTranslator method visitBinaryOperatorExpression.

@Override
public TreeNode visitBinaryOperatorExpression(BinaryOperatorExpression node, Void data) {
    Expression leftExpr = (Expression) node.getLeft().acceptVisitor(this, null);
    Expression rightExpr = (Expression) node.getRight().acceptVisitor(this, null);
    InfixExpression binaryExpr = new InfixExpression().addOperand(leftExpr).addOperand(rightExpr);
    switch(node.getOperator()) {
        case BITWISE_AND:
            binaryExpr.setOperator(InfixExpression.Operator.AND).setTypeMirror(typeUtil.binaryNumericPromotion(leftExpr.getTypeMirror(), rightExpr.getTypeMirror()));
            break;
        case BITWISE_OR:
            binaryExpr.setOperator(InfixExpression.Operator.OR).setTypeMirror(typeUtil.binaryNumericPromotion(leftExpr.getTypeMirror(), rightExpr.getTypeMirror()));
            break;
        case EXCLUSIVE_OR:
            binaryExpr.setOperator(InfixExpression.Operator.XOR).setTypeMirror(typeUtil.binaryNumericPromotion(leftExpr.getTypeMirror(), rightExpr.getTypeMirror()));
            break;
        case LOGICAL_AND:
            binaryExpr.setOperator(InfixExpression.Operator.CONDITIONAL_AND).setTypeMirror(typeUtil.getBoolean());
            break;
        case LOGICAL_OR:
            binaryExpr.setOperator(InfixExpression.Operator.CONDITIONAL_OR).setTypeMirror(typeUtil.getBoolean());
            break;
        case GREATER_THAN:
            binaryExpr.setOperator(InfixExpression.Operator.GREATER).setTypeMirror(typeUtil.getBoolean());
            break;
        case GREATER_THAN_OR_EQUAL:
            binaryExpr.setOperator(InfixExpression.Operator.GREATER_EQUALS).setTypeMirror(typeUtil.getBoolean());
            break;
        case LESS_THAN:
            binaryExpr.setOperator(InfixExpression.Operator.LESS).setTypeMirror(typeUtil.getBoolean());
            break;
        case LESS_THAN_OR_EQUAL:
            binaryExpr.setOperator(InfixExpression.Operator.LESS_EQUALS).setTypeMirror(typeUtil.getBoolean());
            break;
        case EQUALITY:
            binaryExpr.setOperator(InfixExpression.Operator.EQUALS).setTypeMirror(typeUtil.getBoolean());
            break;
        case INEQUALITY:
            binaryExpr.setOperator(InfixExpression.Operator.NOT_EQUALS).setTypeMirror(typeUtil.getBoolean());
            break;
        case ADD:
            binaryExpr.setOperator(InfixExpression.Operator.PLUS).setTypeMirror(typeUtil.binaryNumericPromotion(leftExpr.getTypeMirror(), rightExpr.getTypeMirror()));
            break;
        case SUBTRACT:
            binaryExpr.setOperator(InfixExpression.Operator.MINUS).setTypeMirror(typeUtil.binaryNumericPromotion(leftExpr.getTypeMirror(), rightExpr.getTypeMirror()));
            break;
        case MULTIPLY:
            binaryExpr.setOperator(InfixExpression.Operator.TIMES).setTypeMirror(typeUtil.binaryNumericPromotion(leftExpr.getTypeMirror(), rightExpr.getTypeMirror()));
            break;
        case DIVIDE:
            binaryExpr.setOperator(InfixExpression.Operator.DIVIDE).setTypeMirror(typeUtil.binaryNumericPromotion(leftExpr.getTypeMirror(), rightExpr.getTypeMirror()));
            break;
        case MODULUS:
            binaryExpr.setOperator(InfixExpression.Operator.REMAINDER).setTypeMirror(typeUtil.binaryNumericPromotion(leftExpr.getTypeMirror(), rightExpr.getTypeMirror()));
            break;
        case SHIFT_LEFT:
            binaryExpr.setOperator(InfixExpression.Operator.LEFT_SHIFT).setTypeMirror(typeUtil.unaryNumericPromotion(leftExpr.getTypeMirror()));
            break;
        case SHIFT_RIGHT:
            binaryExpr.setOperator(InfixExpression.Operator.RIGHT_SHIFT_SIGNED).setTypeMirror(typeUtil.unaryNumericPromotion(leftExpr.getTypeMirror()));
            break;
        case UNSIGNED_SHIFT_RIGHT:
            binaryExpr.setOperator(InfixExpression.Operator.RIGHT_SHIFT_UNSIGNED).setTypeMirror(typeUtil.unaryNumericPromotion(leftExpr.getTypeMirror()));
            break;
        default:
            throw new AssertionError("Unsupported infix operator: " + node.getOperator());
    }
    return binaryExpr;
}

Example 79 with Expression

use of com.google.devtools.j2objc.ast.Expression in project j2objc by google.

the class MethodTranslator method visitArrayCreationExpression.

@Override
public TreeNode visitArrayCreationExpression(ArrayCreationExpression node, Void data) {
    Type baseType = (Type) node.getType().acceptVisitor(this, null);
    AstNodeCollection<com.strobel.decompiler.languages.java.ast.Expression> dimexprs = node.getDimensions();
    ArrayInitializerExpression init = node.getInitializer();
    ArrayType arrayType = new ArrayType(typeUtil.getArrayType(baseType.getTypeMirror(), dimexprs.size() + node.getAdditionalArraySpecifiers().size()));
    if (init.isNull()) {
        List<Expression> dimensions = dimexprs.stream().map(e -> (Expression) e.acceptVisitor(this, null)).collect(Collectors.toList());
        return new ArrayCreation().setType(arrayType).setDimensions(dimensions);
    } else {
        ArrayInitializer arrayInit = (ArrayInitializer) init.acceptVisitor(this, null);
        return new ArrayCreation().setType(arrayType).setInitializer(arrayInit.setTypeMirror(arrayType.getTypeMirror()));
    }
}

Example 80 with Expression

use of com.google.devtools.j2objc.ast.Expression in project j2objc by google.

the class MethodTranslator method visitMemberReferenceExpression.

@Override
public TreeNode visitMemberReferenceExpression(MemberReferenceExpression node, Void data) {
    Expression qualifier = (Expression) node.getFirstChild().acceptVisitor(this, null);
    TypeElement owner = (TypeElement) ((DeclaredType) qualifier.getTypeMirror()).asElement();
    VariableElement field = ElementUtil.findField(owner, node.getMemberName());
    if (field != null) {
        return new FieldAccess(field, qualifier);
    }
    throw new AssertionError("not implemented");
}