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The MongoDB Java Driver uber-artifact, containing mongodb-driver, mongodb-driver-core, and bson
/*
* Copyright (c) 2008-2014 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 com.mongodb;
import org.bson.io.OutputBuffer;
import java.util.List;
class InsertCommandMessage extends BaseWriteCommandMessage {
private final List documents;
private final DBEncoder encoder;
public InsertCommandMessage(final MongoNamespace namespace, final WriteConcern writeConcern, final List documents,
final DBEncoder commandEncoder, final DBEncoder encoder, final MessageSettings settings) {
super(namespace, writeConcern, commandEncoder, settings);
this.documents = documents;
this.encoder = encoder;
}
protected String getCommandName() {
return "insert";
}
protected InsertCommandMessage writeTheWrites(final OutputBuffer buffer, final int commandStartPosition,
final BSONBinaryWriter writer) {
InsertCommandMessage nextMessage = null;
writer.writeStartArray("documents");
writer.pushMaxDocumentSize(getSettings().getMaxDocumentSize());
for (int i = 0; i < documents.size(); i++) {
writer.mark();
writer.encodeDocument(encoder, documents.get(i));
if (exceedsLimits(buffer.getPosition() - commandStartPosition, i + 1)) {
writer.reset();
nextMessage = new InsertCommandMessage(getWriteNamespace(), getWriteConcern(), documents.subList(i, documents.size()),
getCommandEncoder(), encoder, getSettings());
break;
}
}
writer.popMaxDocumentSize();
writer.writeEndArray();
return nextMessage;
}
@Override
public int getItemCount() {
return documents.size();
}
}
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