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/*
 * Copyright 2017 ~ 2025 the original author or authors. James Wong 
 *
 * 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.wl4g.infra.common.notification;

import java.io.Serializable;
import java.util.List;
import java.util.Map;

import javax.validation.constraints.NotBlank;

/**
 * {@link NotifierParam}
 * 
 * @author James Wong <[email protected]>
 * @version 2020年1月9日 v1.0.0
 * @see
 */
public interface NotifierParam extends Serializable {

    /**
     * Gets notification target objects.
     * 
     * @return
     */
    List getToObjects();

    /**
     * Gets notification message content template ID
     * 
     * @return
     */
    String getTemplateKey();

    /**
     * Gets the value list of the notification message content placeholder
     * parameter.
     * 
     * @return
     */
    Map getParameters();

    /**
     * Gets parameter value by key.
     * 
     * @param key
     * @return
     */
    default  T getParameter(@NotBlank String key) {
        return getParameter(key, null);
    }

    /**
     * Gets parameter value by key.
     * 
     * @param key
     * @param defaultValue
     * @return
     */
     T getParameter(@NotBlank String key, Object defaultValue);

    /**
     * Gets parameter value by key to string.
     * 
     * @param key
     * @param defaultValue
     * @return
     */
    String getParameterAsString(@NotBlank String key, Object defaultValue);

    /**
     * Gets notification receipt ID, which can be used to process reliable
     * message confirmation application (optional), string type, 1-15 bytes
     * long.
     * 
     * @return
     */
    String getCallbackId();

}