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/*
 * Copyright © 2015 The Gravitee team (http://gravitee.io)
 *
 * 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 io.gravitee.gateway.services.healthcheck.context;

import io.gravitee.el.TemplateContext;
import io.gravitee.el.TemplateEngine;
import io.gravitee.el.TemplateVariableProvider;
import java.util.Collection;

public class HealthCheckContext {

    private Collection providers;

    private TemplateEngine templateEngine;

    public TemplateEngine getTemplateEngine() {
        if (templateEngine == null) {
            templateEngine = TemplateEngine.templateEngine();

            TemplateContext templateContext = templateEngine.getTemplateContext();

            if (providers != null) {
                providers.forEach(templateVariableProvider -> templateVariableProvider.provide(templateContext));
            }
        }

        return templateEngine;
    }

    void setProviders(Collection providers) {
        this.providers = providers;
    }
}