Dart bindings for WebKit

Source/WebCore/bindings/dart/custom/DartDOMStringMapCustom.cpp

+// Copyright 2011, Google Inc.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//    * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//    * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//    * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#include "config.h"
+#include "DartDOMStringMap.h"
+
+#include "DOMStringMap.h"
+#include "DartDOMWrapper.h"
+
+namespace WebCore {
+
+namespace DartDOMStringMapInternal {
+
+void itemCallback(Dart_NativeArguments args)
+{
+    DartApiScope dartApiScope;
+    Dart_Handle exception;
+    {
+        DOMStringMap* receiver = DartDOMWrapper::receiver< DOMStringMap >(args);
+        const ParameterAdapter< String > key(Dart_GetNativeArgument(args, 1));
+        if (!key.conversionSuccessful()) {
+            exception = key.exception();
+            goto fail;
+        }
+
+        DartDOMWrapper::returnValue(args, receiver->item(key));
+        return;
+    }
+
+fail:
+    Dart_ThrowException(exception);
+    ASSERT_NOT_REACHED();
+}
+
+void setItemCallback(Dart_NativeArguments args)
+{
+    DartApiScope dartApiScope;
+    Dart_Handle exception;
+    {
+        DOMStringMap* receiver = DartDOMWrapper::receiver< DOMStringMap >(args);
+        const ParameterAdapter< String > key(Dart_GetNativeArgument(args, 1));
+        if (!key.conversionSuccessful()) {
+            exception = key.exception();
+            goto fail;
+        }
+
+        const ParameterAdapter< String > value(Dart_GetNativeArgument(args, 2));
+        if (!value.conversionSuccessful()) {
+            exception = value.exception();
+            goto fail;
+        }
+
+        ExceptionCode ec = 0;
+        receiver->setItem(key, value, ec);
+        if (UNLIKELY(ec)) {
+            exception = DartDOMWrapper::exceptionCodeToDartException(ec);
+            goto fail;
+        }
+
+        return;
+    }
+
+fail:
+    Dart_ThrowException(exception);
+    ASSERT_NOT_REACHED();
+}
+
+void getKeysCallback(Dart_NativeArguments args)
+{
+    DartApiScope dartApiScope;
+    {
+        DOMStringMap* receiver = DartDOMWrapper::receiver< DOMStringMap >(args);
+
+        Vector<String> names;
+        receiver->getNames(names);
+
+        Dart_Handle list = Dart_NewList(names.size());
+        for (size_t i = 0; i < names.size(); i++)
+            Dart_ListSetAt(list, i, DartUtilities::stringToDartString(names[i]));
+
+        Dart_SetReturnValue(args, list);
+        return;
+    }
+}
+
+void deleteItemCallback(Dart_NativeArguments args)
+{
+    DartApiScope dartApiScope;
+    Dart_Handle exception;
+    {
+        DOMStringMap* receiver = DartDOMWrapper::receiver< DOMStringMap >(args);
+        const ParameterAdapter< String > key(Dart_GetNativeArgument(args, 1));
+        if (!key.conversionSuccessful()) {
+            exception = key.exception();
+            goto fail;
+        }
+
+        if (receiver->contains(key)) {
+            String value = receiver->item(key);
+
+            ExceptionCode ec = 0;
+            receiver->deleteItem(key, ec);
+            if (UNLIKELY(ec)) {
+                exception = DartDOMWrapper::exceptionCodeToDartException(ec);
+                goto fail;
+            }
+
+            DartDOMWrapper::returnValue(args, value);
+        }
+
+        return;
+    }
+
+fail:
+    Dart_ThrowException(exception);
+    ASSERT_NOT_REACHED();
+}
+
+}
+
+}