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- /*
- * Copyright 2000-2018 Vaadin Ltd.
- *
- * 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 com.vaadin.data;
-
- import com.vaadin.server.SerializableFunction;
-
- /**
- * Provider interface for generating localizable error messages using
- * {@link ValueContext}.
- *
- * @since 8.0
- * @author Vaadin Ltd.
- */
- @FunctionalInterface
- public interface ErrorMessageProvider
- extends SerializableFunction<ValueContext, String> {
-
- /**
- * Returns a generated error message for given {@code ValueContext}.
- *
- * @param context
- * the value context
- *
- * @return generated error message
- */
- @Override
- public String apply(ValueContext context);
- }
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