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ARTEMIS-1135: Fix integer multiplication overflows 

Multiplication operations where the operands have type `int` but the
result is cast to `long` may lead to overflow.
Fixes two instances of this problem, by ensuring the operands are cast
to `long` during multiplication.
This resolves the "Result of integer multiplication cast to long"
alerts at https://lgtm.com/projects/g/apache/activemq-artemis/alerts.
This commit is contained in:
Aditya Sharad 2017-04-29 15:03:51 +01:00 committed by Clebert Suconic
parent 5a17fe0804
commit 33c94635bf
2 changed files with 2 additions and 2 deletions
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2
artemis-jdbc-store/src/main/java/org/apache/activemq/artemis/jdbc/store/drivers/mysql/MySQLSQLProvider.java
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@ -21,7 +21,7 @@ import org.apache.activemq.artemis.jdbc.store.sql.SQLProvider;
public class MySQLSQLProvider extends GenericSQLProvider {
private static final long MAX_BLOB_SIZE = 4 * 1024 * 1024 * 1024; // 4GB
private static final long MAX_BLOB_SIZE = 4L * 1024 * 1024 * 1024; // 4GB
private final String createFileTableSQL;

2
artemis-protocols/artemis-mqtt-protocol/src/main/java/org/apache/activemq/artemis/core/protocol/mqtt/MQTTProtocolHandler.java
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@ -165,7 +165,7 @@ public class MQTTProtocolHandler extends ChannelInboundHandlerAdapter {
*/
void handleConnect(MqttConnectMessage connect, ChannelHandlerContext ctx) throws Exception {
this.ctx = ctx;
connectionEntry.ttl = connect.variableHeader().keepAliveTimeSeconds() * 1500;
connectionEntry.ttl = connect.variableHeader().keepAliveTimeSeconds() * 1500L;
String clientId = connect.payload().clientIdentifier();
session.getConnectionManager().connect(clientId, connect.payload().userName(), connect.payload().password(), connect.variableHeader().isWillFlag(), connect.payload().willMessage(), connect.payload().willTopic(), connect.variableHeader().isWillRetain(), connect.variableHeader().willQos(), connect.variableHeader().isCleanSession());