org.apache.hudi.common.util.MapUtils Maven / Gradle / Ivy

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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.hudi.common.util;

import java.util.Map;
import java.util.Objects;

/**
 * Utils for Java Map.
 */
public class MapUtils {

  public static boolean isNullOrEmpty(Map m) {
    return Objects.isNull(m) || m.isEmpty();
  }

  public static boolean nonEmpty(Map m) {
    return !isNullOrEmpty(m);
  }

  public static boolean containsAll(Map m1, Map m2) {
    return m1.entrySet().containsAll(m2.entrySet());
  }
}