Examples with List java.util.List used on opensource projects

Example 81 with List

use of java.util.List in project groovy by apache.

the class AsmClassGenerator method visitGStringExpression.

public void visitGStringExpression(GStringExpression expression) {
    MethodVisitor mv = controller.getMethodVisitor();
    mv.visitTypeInsn(NEW, "org/codehaus/groovy/runtime/GStringImpl");
    mv.visitInsn(DUP);
    int size = expression.getValues().size();
    BytecodeHelper.pushConstant(mv, size);
    mv.visitTypeInsn(ANEWARRAY, "java/lang/Object");
    for (int i = 0; i < size; i++) {
        mv.visitInsn(DUP);
        BytecodeHelper.pushConstant(mv, i);
        expression.getValue(i).visit(this);
        controller.getOperandStack().box();
        mv.visitInsn(AASTORE);
    }
    controller.getOperandStack().remove(size);
    List strings = expression.getStrings();
    size = strings.size();
    BytecodeHelper.pushConstant(mv, size);
    mv.visitTypeInsn(ANEWARRAY, "java/lang/String");
    for (int i = 0; i < size; i++) {
        mv.visitInsn(DUP);
        BytecodeHelper.pushConstant(mv, i);
        controller.getOperandStack().pushConstant((ConstantExpression) strings.get(i));
        controller.getOperandStack().box();
        mv.visitInsn(AASTORE);
    }
    controller.getOperandStack().remove(size);
    mv.visitMethodInsn(INVOKESPECIAL, "org/codehaus/groovy/runtime/GStringImpl", "<init>", "([Ljava/lang/Object;[Ljava/lang/String;)V", false);
    controller.getOperandStack().push(ClassHelper.GSTRING_TYPE);
}

Example 82 with List

use of java.util.List in project groovy by apache.

the class GroovySourceAST method childAt.

public GroovySourceAST childAt(int position) {
    List list = new ArrayList();
    AST child = this.getFirstChild();
    while (child != null) {
        list.add(child);
        child = child.getNextSibling();
    }
    try {
        return (GroovySourceAST) list.get(position);
    } catch (IndexOutOfBoundsException e) {
        return null;
    }
}

Example 83 with List

use of java.util.List in project groovy by apache.

the class FlatNodeListTraversal method process.

public AST process(AST t) {
    GroovySourceAST node = (GroovySourceAST) t;
    // fetch all the nodes in this AST into a List
    NodeCollector collector = new NodeCollector();
    AntlrASTProcessor internalTraversal = new PreOrderTraversal(collector);
    internalTraversal.process(t);
    List listOfAllNodesInThisAST = collector.getNodes();
    // process each node in turn
    setUp(node);
    Iterator itr = listOfAllNodesInThisAST.iterator();
    while (itr.hasNext()) {
        GroovySourceAST currentNode = (GroovySourceAST) itr.next();
        accept(currentNode);
    }
    tearDown(node);
    return null;
}

Example 84 with List

use of java.util.List in project groovy by apache.

the class MethodCallExpressionTransformer method transformMethodCallExpression.

Expression transformMethodCallExpression(final MethodCallExpression expr) {
    Expression trn = tryTransformIsToCompareIdentity(expr);
    if (trn != null) {
        return trn;
    }
    ClassNode superCallReceiver = expr.getNodeMetaData(StaticTypesMarker.SUPER_MOP_METHOD_REQUIRED);
    if (superCallReceiver != null) {
        return transformMethodCallExpression(transformToMopSuperCall(superCallReceiver, expr));
    }
    Expression objectExpression = expr.getObjectExpression();
    ClassNode type = staticCompilationTransformer.getTypeChooser().resolveType(objectExpression, staticCompilationTransformer.getClassNode());
    if (isCallOnClosure(expr)) {
        FieldNode field = staticCompilationTransformer.getClassNode().getField(expr.getMethodAsString());
        if (field != null) {
            VariableExpression vexp = new VariableExpression(field);
            MethodCallExpression result = new MethodCallExpression(vexp, "call", staticCompilationTransformer.transform(expr.getArguments()));
            result.setImplicitThis(false);
            result.setSourcePosition(expr);
            result.setSafe(expr.isSafe());
            result.setSpreadSafe(expr.isSpreadSafe());
            result.setMethodTarget(StaticTypeCheckingVisitor.CLOSURE_CALL_VARGS);
            return result;
        }
    }
    if (type != null && type.isArray()) {
        String method = expr.getMethodAsString();
        ClassNode componentType = type.getComponentType();
        if ("getAt".equals(method)) {
            Expression arguments = expr.getArguments();
            if (arguments instanceof TupleExpression) {
                List<Expression> argList = ((TupleExpression) arguments).getExpressions();
                if (argList.size() == 1) {
                    Expression indexExpr = argList.get(0);
                    ClassNode argType = staticCompilationTransformer.getTypeChooser().resolveType(indexExpr, staticCompilationTransformer.getClassNode());
                    ClassNode indexType = ClassHelper.getWrapper(argType);
                    if (componentType.isEnum() && ClassHelper.Number_TYPE == indexType) {
                        // workaround for generated code in enums which use .next() returning a Number
                        indexType = ClassHelper.Integer_TYPE;
                    }
                    if (argType != null && ClassHelper.Integer_TYPE == indexType) {
                        BinaryExpression binaryExpression = new BinaryExpression(objectExpression, Token.newSymbol("[", indexExpr.getLineNumber(), indexExpr.getColumnNumber()), indexExpr);
                        binaryExpression.putNodeMetaData(StaticTypesMarker.INFERRED_TYPE, componentType);
                        return staticCompilationTransformer.transform(binaryExpression);
                    }
                }
            }
        } else if ("putAt".equals(method)) {
            Expression arguments = expr.getArguments();
            if (arguments instanceof TupleExpression) {
                List<Expression> argList = ((TupleExpression) arguments).getExpressions();
                if (argList.size() == 2) {
                    Expression indexExpr = argList.get(0);
                    Expression objExpr = argList.get(1);
                    ClassNode argType = staticCompilationTransformer.getTypeChooser().resolveType(indexExpr, staticCompilationTransformer.getClassNode());
                    if (argType != null && ClassHelper.Integer_TYPE == ClassHelper.getWrapper(argType)) {
                        BinaryExpression arrayGet = new BinaryExpression(objectExpression, Token.newSymbol("[", indexExpr.getLineNumber(), indexExpr.getColumnNumber()), indexExpr);
                        arrayGet.putNodeMetaData(StaticTypesMarker.INFERRED_TYPE, componentType);
                        BinaryExpression assignment = new BinaryExpression(arrayGet, Token.newSymbol("=", objExpr.getLineNumber(), objExpr.getColumnNumber()), objExpr);
                        return staticCompilationTransformer.transform(assignment);
                    }
                }
            }
        }
    }
    return staticCompilationTransformer.superTransform(expr);
}

Example 85 with List

use of java.util.List in project groovy by apache.

the class MarkupBuilderCodeTransformer method transformMethodCall.

private Expression transformMethodCall(final MethodCallExpression exp) {
    String name = exp.getMethodAsString();
    if (exp.isImplicitThis() && "include".equals(name)) {
        return tryTransformInclude(exp);
    } else if (exp.isImplicitThis() && name.startsWith(":")) {
        List<Expression> args;
        if (exp.getArguments() instanceof ArgumentListExpression) {
            args = ((ArgumentListExpression) exp.getArguments()).getExpressions();
        } else {
            args = Collections.singletonList(exp.getArguments());
        }
        Expression newArguments = transform(new ArgumentListExpression(new ConstantExpression(name.substring(1)), new ArrayExpression(ClassHelper.OBJECT_TYPE, args)));
        MethodCallExpression call = new MethodCallExpression(new VariableExpression("this"), "methodMissing", newArguments);
        call.setImplicitThis(true);
        call.setSafe(exp.isSafe());
        call.setSpreadSafe(exp.isSpreadSafe());
        call.setSourcePosition(exp);
        return call;
    } else if (name != null && name.startsWith("$")) {
        MethodCallExpression reformatted = new MethodCallExpression(exp.getObjectExpression(), name.substring(1), exp.getArguments());
        reformatted.setImplicitThis(exp.isImplicitThis());
        reformatted.setSafe(exp.isSafe());
        reformatted.setSpreadSafe(exp.isSpreadSafe());
        reformatted.setSourcePosition(exp);
        // wrap in a stringOf { ... } closure call
        ClosureExpression clos = new ClosureExpression(Parameter.EMPTY_ARRAY, new ExpressionStatement(reformatted));
        clos.setVariableScope(new VariableScope());
        MethodCallExpression stringOf = new MethodCallExpression(new VariableExpression("this"), "stringOf", clos);
        stringOf.setImplicitThis(true);
        stringOf.setSourcePosition(reformatted);
        return stringOf;
    }
    return super.transform(exp);
}