Package groovy.lang

Examples of groovy.lang.Closure$WritableClosure


        }
    }

    protected Object dispathNodeCall(Object name, Object args) {
        Object node;
        Closure closure = null;
        List list = InvokerHelper.asList(args);

        final boolean needToPopContext;
        if (getProxyBuilder().getContexts().isEmpty()) {
            // should be called on first build method only
            getProxyBuilder().newContext();
            needToPopContext = true;
        } else {
            needToPopContext = false;
        }

        try {
            Map namedArgs = Collections.EMPTY_MAP;

            // the arguments come in like [named_args?, args..., closure?]
            // so peel off a hashmap from the front, and a closure from the
            // end and presume that is what they meant, since there is
            // no way to distinguish node(a:b,c,d) {..} from
            // node([a:b],[c,d], {..}), i.e. the user can deliberately confuse
            // the builder and there is nothing we can really do to prevent
            // that

            if ((list.size() > 0)
                    && (list.get(0) instanceof LinkedHashMap)) {
                namedArgs = (Map) list.get(0);
                list = list.subList(1, list.size());
            }
            if ((list.size() > 0)
                    && (list.get(list.size() - 1) instanceof Closure)) {
                closure = (Closure) list.get(list.size() - 1);
                list = list.subList(0, list.size() - 1);
            }
            Object arg;
            if (list.size() == 0) {
                arg = null;
            } else if (list.size() == 1) {
                arg = list.get(0);
            } else {
                arg = list;
            }
            node = getProxyBuilder().createNode(name, namedArgs, arg);

            Object current = getProxyBuilder().getCurrent();
            if (current != null) {
                getProxyBuilder().setParent(current, node);
            }

            if (closure != null) {
                Factory parentFactory = getProxyBuilder().getCurrentFactory();
                if (parentFactory.isLeaf()) {
                    throw new RuntimeException("'" + name + "' doesn't support nesting.");
                }
                boolean processContent = true;
                if (parentFactory.isHandlesNodeChildren()) {
                    processContent = parentFactory.onNodeChildren(this, node, closure);
                }
                if (processContent) {
                    // push new node on stack
                    String parentName = getProxyBuilder().getCurrentName();
                    Map parentContext = getProxyBuilder().getContext();
                    getProxyBuilder().newContext();
                    try {
                        getProxyBuilder().getContext().put(OWNER, closure.getOwner());
                        getProxyBuilder().getContext().put(CURRENT_NODE, node);
                        getProxyBuilder().getContext().put(PARENT_FACTORY, parentFactory);
                        getProxyBuilder().getContext().put(PARENT_NODE, current);
                        getProxyBuilder().getContext().put(PARENT_CONTEXT, parentContext);
                        getProxyBuilder().getContext().put(PARENT_NAME, parentName);
                        getProxyBuilder().getContext().put(PARENT_BUILDER, parentContext.get(CURRENT_BUILDER));
                        getProxyBuilder().getContext().put(CURRENT_BUILDER, parentContext.get(CHILD_BUILDER));
                        // lets register the builder as the delegate
                        getProxyBuilder().setClosureDelegate(closure, node);
                        closure.call();
                    } finally {
                        getProxyBuilder().popContext();
                    }
                }
            }
View Full Code Here


    private Object callGlobal(String name, Object[] args) {
        return callGlobal(name, args, context);
    }

    private Object callGlobal(String name, Object[] args, ScriptContext ctx) {
        Closure closure = globalClosures.get(name);
        if (closure != null) {
            return closure.call(args);
        } else {
            // Look for closure valued variable in the
            // given ScriptContext. If available, call it.
            Object value = ctx.getAttribute(name);
            if (value instanceof Closure) {
View Full Code Here

        Map event = (Map) handback;
        if (event != null) {
            Object del = event.get("managedObject");
            Object callback = event.get("callback");
            if (callback != null && callback instanceof Closure) {
                Closure closure = (Closure) callback;
                closure.setDelegate(del);
                if (closure.getMaximumNumberOfParameters() == 1)
                    closure.call(buildOperationNotificationPacket(notification));
                else closure.call();
            }
        }
    }
View Full Code Here

            Map event = (Map) handback;
            if (event != null) {
                Object del = event.get("managedObject");
                Object callback = event.get("callback");
                if (callback != null && callback instanceof Closure) {
                    Closure closure = (Closure) callback;
                    closure.setDelegate(del);
                    if (closure.getMaximumNumberOfParameters() == 1)
                        closure.call(buildAttributeNotificationPacket(note));
                    else closure.call();
                }
            }
        }
View Full Code Here

    }

    public void testMethodWhichCallsTheFailingMethodInsideAClosure() {
        MockGroovyObject object = new MockGroovyObject();
        try {
            object.invokeMethod("callClosure", new Closure(this) {
                protected Object doCall(GroovyObject object) {
                    return object.invokeMethod("nonExistentMethod", "hello");
                }
            });
View Full Code Here

        List list = new ArrayList();
        list.add("abc");
        list.add("def");

        InvokerHelper.invokeMethod(list, "each", new Closure(this) {
            protected Object doCall(Object arguments) {
                buffer.append(arguments.toString());
                return null;
            }
        });
View Full Code Here

        }
    }

    public void testDownto() {
        final int[] count = new int[]{0};
        final Closure closure = new Closure(null) {
            public Object doCall(final Object params) {
                count[0]++;
                return null;
            }
        };
View Full Code Here

    public int getResolveStrategy() {
        return ((Closure) getOwner()).getResolveStrategy();
    }

    public Object clone() {
        Closure uncurriedClosure = (Closure) ((Closure) getOwner()).clone();
        return new CurriedClosure(index, uncurriedClosure, curriedParams);
    }
View Full Code Here

        this.declaringClass = ReflectionCache.getCachedClass(declaringClass);
        this.name = name;
    }
   
    public Object invoke(Object object, Object[] arguments) {
        Closure cloned = (Closure) callable.clone();
        cloned.setDelegate(object);
        return cloned.call(arguments);
    }
View Full Code Here

    public CachedClass getDeclaringClass() {
        return declaringClass;
    }

    public Object invoke(final Object object, Object[] arguments) {
        Closure cloned = (Closure) callable.clone();
        cloned.setDelegate(object);

        arguments = coerceArgumentsToClasses(arguments);
        return doCall.invoke(cloned, arguments);
    }
View Full Code Here

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