Examples with ConstructorNode org.codehaus.groovy.ast.ConstructorNode used on opensource projects

Example 31 with ConstructorNode

use of org.codehaus.groovy.ast.ConstructorNode in project gcontracts by andresteingress.

the class PreconditionGenerator method addPrecondition.

private void addPrecondition(MethodNode method, BlockStatement blockStatement) {
    final BlockStatement modifiedMethodCode = new BlockStatement();
    modifiedMethodCode.addStatements(blockStatement.getStatements());
    if (method.getCode() instanceof BlockStatement) {
        BlockStatement methodBlock = (BlockStatement) method.getCode();
        for (Statement statement : methodBlock.getStatements()) {
            if (method instanceof ConstructorNode && statement instanceof ExpressionStatement && ((ExpressionStatement) statement).getExpression() instanceof ConstructorCallExpression) {
                modifiedMethodCode.getStatements().add(0, statement);
            } else {
                modifiedMethodCode.getStatements().add(statement);
            }
        }
    } else {
        modifiedMethodCode.addStatement(method.getCode());
    }
    method.setCode(modifiedMethodCode);
}

Example 32 with ConstructorNode

use of org.codehaus.groovy.ast.ConstructorNode in project groovy-core by groovy.

the class ClosureWriter method writeClosure.

public void writeClosure(ClosureExpression expression) {
    CompileStack compileStack = controller.getCompileStack();
    MethodVisitor mv = controller.getMethodVisitor();
    ClassNode classNode = controller.getClassNode();
    AsmClassGenerator acg = controller.getAcg();
    ClassNode closureClass = getOrAddClosureClass(expression, 0);
    String closureClassinternalName = BytecodeHelper.getClassInternalName(closureClass);
    List constructors = closureClass.getDeclaredConstructors();
    ConstructorNode node = (ConstructorNode) constructors.get(0);
    Parameter[] localVariableParams = node.getParameters();
    mv.visitTypeInsn(NEW, closureClassinternalName);
    mv.visitInsn(DUP);
    if (controller.isStaticMethod() || compileStack.isInSpecialConstructorCall()) {
        (new ClassExpression(classNode)).visit(acg);
        (new ClassExpression(controller.getOutermostClass())).visit(acg);
    } else {
        mv.visitVarInsn(ALOAD, 0);
        controller.getOperandStack().push(ClassHelper.OBJECT_TYPE);
        loadThis();
    }
    // on the stack
    for (int i = 2; i < localVariableParams.length; i++) {
        Parameter param = localVariableParams[i];
        String name = param.getName();
        loadReference(name, controller);
        if (param.getNodeMetaData(ClosureWriter.UseExistingReference.class) == null) {
            param.setNodeMetaData(ClosureWriter.UseExistingReference.class, Boolean.TRUE);
        }
    }
    // we may need to pass in some other constructors
    //cv.visitMethodInsn(INVOKESPECIAL, innerClassinternalName, "<init>", prototype + ")V");
    mv.visitMethodInsn(INVOKESPECIAL, closureClassinternalName, "<init>", BytecodeHelper.getMethodDescriptor(ClassHelper.VOID_TYPE, localVariableParams), false);
    controller.getOperandStack().replace(ClassHelper.CLOSURE_TYPE, localVariableParams.length);
}

Example 33 with ConstructorNode

use of org.codehaus.groovy.ast.ConstructorNode in project groovy-core by groovy.

the class StaticInvocationWriter method writeSpecialConstructorCall.

@Override
public void writeSpecialConstructorCall(final ConstructorCallExpression call) {
    MethodNode mn = call.getNodeMetaData(StaticTypesMarker.DIRECT_METHOD_CALL_TARGET);
    if (mn == null) {
        super.writeSpecialConstructorCall(call);
        return;
    }
    controller.getCompileStack().pushInSpecialConstructorCall();
    ConstructorNode cn;
    if (mn instanceof ConstructorNode) {
        cn = (ConstructorNode) mn;
    } else {
        cn = new ConstructorNode(mn.getModifiers(), mn.getParameters(), mn.getExceptions(), mn.getCode());
        cn.setDeclaringClass(mn.getDeclaringClass());
    }
    // load "this"
    controller.getMethodVisitor().visitVarInsn(ALOAD, 0);
    String ownerDescriptor = BytecodeHelper.getClassInternalName(cn.getDeclaringClass());
    TupleExpression args = makeArgumentList(call.getArguments());
    int before = controller.getOperandStack().getStackLength();
    loadArguments(args.getExpressions(), cn.getParameters());
    finnishConstructorCall(cn, ownerDescriptor, controller.getOperandStack().getStackLength() - before);
    // on a special call, there's no object on stack
    controller.getOperandStack().remove(1);
    controller.getCompileStack().pop();
}

Example 34 with ConstructorNode

use of org.codehaus.groovy.ast.ConstructorNode in project groovy-core by groovy.

the class StaticInvocationWriter method writeInvokeConstructor.

@Override
public void writeInvokeConstructor(final ConstructorCallExpression call) {
    MethodNode mn = call.getNodeMetaData(StaticTypesMarker.DIRECT_METHOD_CALL_TARGET);
    if (mn == null) {
        super.writeInvokeConstructor(call);
        return;
    }
    if (writeAICCall(call))
        return;
    ConstructorNode cn;
    if (mn instanceof ConstructorNode) {
        cn = (ConstructorNode) mn;
    } else {
        cn = new ConstructorNode(mn.getModifiers(), mn.getParameters(), mn.getExceptions(), mn.getCode());
        cn.setDeclaringClass(mn.getDeclaringClass());
    }
    if (cn.isPrivate()) {
        ClassNode classNode = controller.getClassNode();
        ClassNode declaringClass = cn.getDeclaringClass();
        if (declaringClass != classNode) {
            controller.getSourceUnit().addError(new SyntaxException("Cannot call private constructor for " + declaringClass.toString(false) + " from class " + classNode.toString(false), call.getLineNumber(), call.getColumnNumber(), mn.getLastLineNumber(), call.getLastColumnNumber()));
        }
    }
    String ownerDescriptor = prepareConstructorCall(cn);
    TupleExpression args = makeArgumentList(call.getArguments());
    int before = controller.getOperandStack().getStackLength();
    loadArguments(args.getExpressions(), cn.getParameters());
    finnishConstructorCall(cn, ownerDescriptor, controller.getOperandStack().getStackLength() - before);
}

Example 35 with ConstructorNode

use of org.codehaus.groovy.ast.ConstructorNode in project groovy-core by groovy.

the class StaticTypeCheckingVisitor method typeCheckMapConstructor.

protected MethodNode typeCheckMapConstructor(final ConstructorCallExpression call, final ClassNode receiver, final Expression arguments) {
    MethodNode node = null;
    if (arguments instanceof TupleExpression) {
        TupleExpression texp = (TupleExpression) arguments;
        List<Expression> expressions = texp.getExpressions();
        if (expressions.size() == 1) {
            Expression expression = expressions.get(0);
            if (expression instanceof MapExpression) {
                MapExpression argList = (MapExpression) expression;
                checkGroovyConstructorMap(call, receiver, argList);
                node = new ConstructorNode(Opcodes.ACC_PUBLIC, new Parameter[] { new Parameter(MAP_TYPE, "map") }, ClassNode.EMPTY_ARRAY, GENERATED_EMPTY_STATEMENT);
                node.setDeclaringClass(receiver);
            }
        }
    }
    return node;
}