001package gwt.material.design.client.base;
002
003/*
004 * #%L
005 * GwtMaterial
006 * %%
007 * Copyright (C) 2015 GwtMaterialDesign
008 * %%
009 * Licensed under the Apache License, Version 2.0 (the "License");
010 * you may not use this file except in compliance with the License.
011 * You may obtain a copy of the License at
012 * 
013 *      http://www.apache.org/licenses/LICENSE-2.0
014 * 
015 * Unless required by applicable law or agreed to in writing, software
016 * distributed under the License is distributed on an "AS IS" BASIS,
017 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
018 * See the License for the specific language governing permissions and
019 * limitations under the License.
020 * #L%
021 */
022
023public interface HasError {
024
025    /**
026     * Errors occur when an app fails to complete what is expected, such as:
027     *  - The app does not understand user input
028     *  - The system or app fails
029     *  - A user intends to run incompatible operations concurrently
030     */
031    void setError(String error);
032
033    void setSuccess(String success);
034    
035    void setHelperText(String helperText);
036
037    void clearErrorOrSuccess();
038}