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

Example 6 with SingleVariableDeclaration

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

the class Functionizer method makeAllocatingConstructor.

/**
   * Create a wrapper for a constructor that does the object allocation.
   */
private FunctionDeclaration makeAllocatingConstructor(MethodDeclaration method, boolean releasing) {
    assert method.isConstructor();
    ExecutableElement element = method.getExecutableElement();
    TypeElement declaringClass = ElementUtil.getDeclaringClass(element);
    String name = releasing ? nameTable.getReleasingConstructorName(element) : nameTable.getAllocatingConstructorName(element);
    FunctionDeclaration function = new FunctionDeclaration(name, declaringClass.asType());
    function.setLineNumber(method.getLineNumber());
    function.setModifiers(ElementUtil.isPrivate(element) ? Modifier.PRIVATE : Modifier.PUBLIC);
    function.setReturnsRetained(!releasing);
    TreeUtil.copyList(method.getParameters(), function.getParameters());
    Block body = new Block();
    function.setBody(body);
    StringBuilder sb = new StringBuilder(releasing ? "J2OBJC_CREATE_IMPL(" : "J2OBJC_NEW_IMPL(");
    sb.append(nameTable.getFullName(declaringClass));
    sb.append(", ").append(nameTable.getFunctionName(element));
    for (SingleVariableDeclaration param : function.getParameters()) {
        sb.append(", ").append(nameTable.getVariableQualifiedName(param.getVariableElement()));
    }
    sb.append(")");
    body.addStatement(new NativeStatement(sb.toString()));
    return function;
}

Example 7 with SingleVariableDeclaration

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

the class JavaCloneWriter method endVisit.

@Override
public void endVisit(TypeDeclaration node) {
    TypeElement type = node.getTypeElement();
    VariableElement originalVar = GeneratedVariableElement.newParameter("original", type.asType(), null);
    List<Statement> adjustments = getFieldAdjustments(node, originalVar);
    if (adjustments.isEmpty()) {
        return;
    }
    TypeMirror voidType = typeUtil.getVoid();
    ExecutableElement javaCloneElement = GeneratedExecutableElement.newMethodWithSelector(JAVA_CLONE_METHOD, voidType, type).addParameter(originalVar);
    MethodDeclaration declaration = new MethodDeclaration(javaCloneElement);
    declaration.setHasDeclaration(false);
    node.addBodyDeclaration(declaration);
    declaration.addParameter(new SingleVariableDeclaration(originalVar));
    Block body = new Block();
    declaration.setBody(body);
    List<Statement> statements = body.getStatements();
    ExecutableElement javaCloneSuperElement = GeneratedExecutableElement.newMethodWithSelector(JAVA_CLONE_METHOD, voidType, typeUtil.getJavaObject());
    SuperMethodInvocation superCall = new SuperMethodInvocation(new ExecutablePair(javaCloneSuperElement));
    superCall.addArgument(new SimpleName(originalVar));
    statements.add(new ExpressionStatement(superCall));
    statements.addAll(adjustments);
}

Example 8 with SingleVariableDeclaration

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

the class JavaToIOSMethodTranslator method addCopyWithZoneMethod.

private void addCopyWithZoneMethod(TypeDeclaration node) {
    // Create copyWithZone: method.
    GeneratedExecutableElement copyElement = GeneratedExecutableElement.newMethodWithSelector("copyWithZone:", TypeUtil.ID_TYPE, node.getTypeElement());
    MethodDeclaration copyDecl = new MethodDeclaration(copyElement);
    copyDecl.setHasDeclaration(false);
    // Add NSZone *zone parameter.
    VariableElement zoneParam = GeneratedVariableElement.newParameter("zone", NSZONE_TYPE, copyElement);
    copyElement.addParameter(zoneParam);
    copyDecl.addParameter(new SingleVariableDeclaration(zoneParam));
    Block block = new Block();
    copyDecl.setBody(block);
    ExecutableElement cloneElement = ElementUtil.findMethod(typeUtil.getJavaObject(), "clone");
    MethodInvocation invocation = new MethodInvocation(new ExecutablePair(cloneElement), null);
    if (options.useReferenceCounting()) {
        invocation = new MethodInvocation(new ExecutablePair(RETAIN_METHOD), invocation);
    }
    block.addStatement(new ReturnStatement(invocation));
    node.addBodyDeclaration(copyDecl);
}

Example 9 with SingleVariableDeclaration

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

the class AbstractMethodRewriter method newReturnTypeNarrowingDeclaration.

private MethodDeclaration newReturnTypeNarrowingDeclaration(String selector, ExecutablePair method, TypeElement declaringClass) {
    GeneratedExecutableElement element = GeneratedExecutableElement.newMethodWithSelector(selector, method.type().getReturnType(), declaringClass).addModifiers(ElementUtil.getVisibilityModifiers(method.element())).addModifiers(Modifier.ABSTRACT);
    MethodDeclaration decl = new MethodDeclaration(element);
    if (!declaringClass.getKind().isInterface()) {
        unit.setHasIncompleteImplementation();
    }
    int argCount = 0;
    for (TypeMirror paramType : method.type().getParameterTypes()) {
        VariableElement param = GeneratedVariableElement.newParameter("arg" + argCount++, paramType, element);
        element.addParameter(param);
        decl.addParameter(new SingleVariableDeclaration(param));
    }
    return decl;
}

Example 10 with SingleVariableDeclaration

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

the class TreeConverter method createAnonymousConstructor.

private static MethodDeclaration createAnonymousConstructor(JdtExecutableElement constructorElem, IMethodBinding constructorBinding) {
    MethodDeclaration constructor = new MethodDeclaration(constructorElem);
    Block body = new Block();
    constructor.setBody(body);
    IMethodBinding superConstructorBinding = findSuperConstructor(constructorBinding);
    ExecutablePair superConstructor = new ExecutablePair(BindingConverter.getExecutableElement(superConstructorBinding), BindingConverter.getType(superConstructorBinding));
    SuperConstructorInvocation superCall = new SuperConstructorInvocation(superConstructor);
    body.addStatement(superCall);
    Iterator<? extends VariableElement> params = constructorElem.getParameters().iterator();
    if (constructorElem.hasSuperOuter()) {
        VariableElement param = params.next();
        constructor.addParameter(new SingleVariableDeclaration(param));
        superCall.setExpression(new SimpleName(param));
    }
    while (params.hasNext()) {
        VariableElement param = params.next();
        constructor.addParameter(new SingleVariableDeclaration(param));
        superCall.addArgument(new SimpleName(param));
    }
    assert constructor.getParameters().size() == constructorElem.getParameters().size();
    return constructor;
}