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/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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 org.apache.paimon.flink.action;

import javax.annotation.Nullable;

import java.io.Serializable;

/**
 * There are two modes for database sink.
 *
 * 1) DIVIDED mode, start a sink for each table, detecting the new table requires restarting the
 * job.
 *
 * 2) COMBINED mode, start a single combined sink for all tables, the new table will be
 * automatically detected.
 */
public enum MultiTablesSinkMode implements Serializable {
    DIVIDED,
    COMBINED;

    public static MultiTablesSinkMode fromString(@Nullable String mode) {
        if (mode == null) {
            return DIVIDED;
        }

        switch (mode.toLowerCase()) {
            case "divided":
                return DIVIDED;
            case "combined":
                return COMBINED;
            default:
                throw new UnsupportedOperationException("Unsupported mode: " + mode);
        }
    }

    public String configString() {
        return name().toLowerCase().replace("_", "-");
    }
}