solr/solrj/src/java/org/apache/solr/common/util/WrappedSimpleMap.java

/*
 * 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.solr.common.util;

import org.apache.solr.cluster.api.SimpleMap;

import java.util.Collections;
import java.util.Map;
import java.util.function.BiConsumer;

public class WrappedSimpleMap<T>  implements SimpleMap<T> {
    private final Map<String, T> delegate;

    @Override
    public T get(String key) {
        return delegate.get(key);
    }

    @Override
    public void forEachEntry(BiConsumer<String, ? super T> fun) {
        delegate.forEach(fun);

    }

    @Override
    public int size() {
        return delegate.size();
    }


    public WrappedSimpleMap(Map<String, T> delegate) {
        this.delegate = delegate;
    }

  @Override
  public Map<String, T> asMap(Map<String, T> sink) {
    sink.putAll(delegate);
    return sink;
  }

    @Override
    public Map<String, T> asMap() {
        return Collections.unmodifiableMap(delegate);
    }
}