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The MongoDB Java Driver uber-artifact, containing mongodb-driver, mongodb-driver-core, and bson

There is a newer version: 3.12.14

/*
 * Copyright 2008-present MongoDB, Inc.
 *
 * 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 org.bson.internal;

import org.bson.UuidRepresentation;
import org.bson.codecs.Codec;
import org.bson.codecs.OverridableUuidRepresentationCodec;
import org.bson.codecs.configuration.CodecProvider;

import static org.bson.assertions.Assertions.notNull;

public class OverridableUuidRepresentationCodecRegistry implements CycleDetectingCodecRegistry {

    private final CodecProvider wrapped;
    private final CodecCache codecCache = new CodecCache();
    private final UuidRepresentation uuidRepresentation;

    OverridableUuidRepresentationCodecRegistry(final CodecProvider wrapped, final UuidRepresentation uuidRepresentation) {
        this.uuidRepresentation = notNull("uuidRepresentation", uuidRepresentation);
        this.wrapped = notNull("wrapped", wrapped);
    }

    public UuidRepresentation getUuidRepresentation() {
        return uuidRepresentation;
    }

    public CodecProvider getWrapped() {
        return wrapped;
    }

    @Override
    public  Codec get(final Class clazz) {
        return get(new ChildCodecRegistry(this, clazz));
    }

    @Override
    @SuppressWarnings({"unchecked", "rawtypes"})
    public  Codec get(final ChildCodecRegistry context) {
        if (!codecCache.containsKey(context.getCodecClass())) {
            Codec codec = wrapped.get(context.getCodecClass(), context);
            if (codec instanceof OverridableUuidRepresentationCodec) {
                codec = ((OverridableUuidRepresentationCodec) codec).withUuidRepresentation(uuidRepresentation);
            }
            codecCache.put(context.getCodecClass(), codec);
        }
        return codecCache.getOrThrow(context.getCodecClass());
    }

    @Override
    public boolean equals(final Object o) {
        if (this == o) {
            return true;
        }
        if (o == null || getClass() != o.getClass()) {
            return false;
        }

        OverridableUuidRepresentationCodecRegistry that = (OverridableUuidRepresentationCodecRegistry) o;

        if (!wrapped.equals(that.wrapped)) {
            return false;
        }
        return uuidRepresentation == that.uuidRepresentation;
    }

    @Override
    public int hashCode() {
        int result = wrapped.hashCode();
        result = 31 * result + uuidRepresentation.hashCode();
        return result;
    }
}