/*
 * Copyright by the original author or authors.
 *
 * 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.bitcoinj.core;

/**
 * <p>The "mempool" message asks a remote peer to announce all transactions in its memory pool, possibly restricted by
 * any Bloom filter set on the connection. The list of transaction hashes comes back in an inv message. Note that
 * this is different to the {@link TxConfidenceTable} object which doesn't try to keep track of all pending transactions,
 * it's just a holding area for transactions that a part of the app may find interesting. The mempool message has
 * no fields.</p>
 * 
 * <p>Instances of this class are not safe for use by multiple threads.</p>
 */
public class MemoryPoolMessage extends EmptyMessage {
}
