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/**
 * Copyright (c) 2011, 2013, Jonathan Giles, Johan Vos, Hendrik Ebbers
 * 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 DataFX, the website javafxdata.org, 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  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.
 */
package io.datafx.controller.validation.flow;

import io.datafx.controller.context.ViewContext;
import io.datafx.controller.flow.FlowException;
import io.datafx.controller.flow.FlowHandler;
import io.datafx.controller.flow.action.FlowAction;
import io.datafx.controller.validation.ValidatorFX;

import javax.validation.ConstraintViolation;
import java.util.Set;

public class ValidationFlowAction implements FlowAction {

    private Class[] groups;

    public ValidationFlowAction(Class... groups) {
        this.groups = groups;
    }

    @Override
    public void handle(FlowHandler flowHandler, String actionId) throws FlowException {
        ValidatorFX validator = flowHandler.getCurrentViewContext().getRegisteredObject(ValidatorFX.class);
        if(validator == null) {
            validator =  new ValidatorFX((ViewContext) flowHandler.getCurrentViewContext());
            flowHandler.getCurrentViewContext().register(validator);
        }
        Set> violations = validator.validateAllProperties(groups);
        if(violations != null && !violations.isEmpty()) {
            throw new FlowException("Validation violation!");
        }
    }
}