com.google.gwt.emul.java.io.Serializable Maven / Gradle / Ivy
/*
* Copyright 2007 Google Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy of
* the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations under
* the License.
*/
package java.io;
import javaemul.internal.ArrayHelper;
import javaemul.internal.JsUtils;
import jsinterop.annotations.JsMethod;
/**
* Provided for interoperability; RPC treats this interface synonymously with
* {@link com.google.gwt.user.client.rpc.IsSerializable IsSerializable}.
* The Java serialization protocol is explicitly not supported.
*/
public interface Serializable {
// CHECKSTYLE_OFF: Utility methods.
@JsMethod
static boolean $isInstance(HasSerializableTypeMarker instance) {
if (instance == null) {
return false;
}
String type = JsUtils.typeOf(instance);
return type.equals("boolean")
|| type.equals("number")
|| type.equals("string")
|| instance.getTypeMarker()
// Arrays are implicitly instances of Serializable (JLS 10.7).
|| ArrayHelper.isArray(instance);
}
// CHECKSTYLE_ON: end utility methods
}