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Add migration for NOT NULL constraint.

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This commit is contained in:
akwizgran
2018-05-15 14:15:10 +01:00
parent 89a4d1922b
commit fec384c200
2 changed files with 57 additions and 2 deletions
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5
bramble-core/src/main/java/org/briarproject/bramble/db/JdbcDatabase.java
View File

@@ -53,6 +53,7 @@ import java.util.logging.Logger;
import javax.annotation.Nullable;
import static java.sql.Types.INTEGER;
import static java.util.Collections.singletonList;
import static java.util.logging.Level.INFO;
import static java.util.logging.Level.WARNING;
import static org.briarproject.bramble.api.db.Metadata.REMOVE;
@@ -74,7 +75,7 @@ import static org.briarproject.bramble.db.ExponentialBackoff.calculateExpiry;
abstract class JdbcDatabase implements Database<Connection> {
// Package access for testing
static final int CODE_SCHEMA_VERSION = 38;
static final int CODE_SCHEMA_VERSION = 39;
// Rotation period offsets for incoming transport keys
private static final int OFFSET_PREV = -1;
@@ -389,7 +390,7 @@ abstract class JdbcDatabase implements Database<Connection> {
// Package access for testing
List<Migration<Connection>> getMigrations() {
return Collections.emptyList();
return singletonList(new Migration38_39());
}
private void storeSchemaVersion(Connection txn, int version)

54
bramble-core/src/main/java/org/briarproject/bramble/db/Migration38_39.java Normal file
View File

@@ -0,0 +1,54 @@
package org.briarproject.bramble.db;
import org.briarproject.bramble.api.db.DbException;
import java.sql.Connection;
import java.sql.SQLException;
import java.sql.Statement;
import java.util.logging.Logger;
import javax.annotation.Nullable;
import static java.util.logging.Level.WARNING;
class Migration38_39 implements Migration<Connection> {
private static final Logger LOG =
Logger.getLogger(Migration38_39.class.getName());
@Override
public int getStartVersion() {
return 38;
}
@Override
public int getEndVersion() {
return 39;
}
@Override
public void migrate(Connection txn) throws DbException {
Statement s = null;
try {
s = txn.createStatement();
// Add not null constraints
s.execute("ALTER TABLE outgoingKeys"
+ " ALTER COLUMN contactId"
+ " SET NOT NULL");
s.execute("ALTER TABLE incomingKeys"
+ " ALTER COLUMN contactId"
+ " SET NOT NULL");
} catch (SQLException e) {
tryToClose(s);
throw new DbException(e);
}
}
private void tryToClose(@Nullable Statement s) {
try {
if (s != null) s.close();
} catch (SQLException e) {
if (LOG.isLoggable(WARNING)) LOG.log(WARNING, e.toString(), e);
}
}
}