/** * Returns the oldest visible timestamp for the given transaction, based on the TTLs configured for each column * family. If no TTL is set on any column family, the oldest visible timestamp will be {@code 0}. * @param ttlByFamily A map of column family name to TTL value (in milliseconds) * @param tx The current transaction * @param readNonTxnData indicates that the timestamp returned should allow reading non-transactional data * @return The oldest timestamp that will be visible for the given transaction and TTL configuration */ public static long getOldestVisibleTimestamp(Map<byte[], Long> ttlByFamily, Transaction tx, boolean readNonTxnData) { if (readNonTxnData) { long maxTTL = getMaxTTL(ttlByFamily); return maxTTL < Long.MAX_VALUE ? System.currentTimeMillis() - maxTTL : 0; } return getOldestVisibleTimestamp(ttlByFamily, tx); }
/** * Returns the oldest visible timestamp for the given transaction, based on the TTLs configured for each column * family. If no TTL is set on any column family, the oldest visible timestamp will be {@code 0}. * @param ttlByFamily A map of column family name to TTL value (in milliseconds) * @param tx The current transaction * @param readNonTxnData indicates that the timestamp returned should allow reading non-transactional data * @return The oldest timestamp that will be visible for the given transaction and TTL configuration */ public static long getOldestVisibleTimestamp(Map<byte[], Long> ttlByFamily, Transaction tx, boolean readNonTxnData) { if (readNonTxnData) { long maxTTL = getMaxTTL(ttlByFamily); return maxTTL < Long.MAX_VALUE ? System.currentTimeMillis() - maxTTL : 0; } return getOldestVisibleTimestamp(ttlByFamily, tx); }
@Override public void preGetOp(ObserverContext<RegionCoprocessorEnvironment> e, Get get, List<Cell> results) throws IOException { Transaction tx = getFromOperation(get); if (tx != null) { projectFamilyDeletes(get); get.setMaxVersions(); get.setTimeRange(TxUtils.getOldestVisibleTimestamp(ttlByFamily, tx, readNonTxnData), TxUtils.getMaxVisibleTimestamp(tx)); Filter newFilter = getTransactionFilter(tx, ScanType.USER_SCAN, get.getFilter()); get.setFilter(newFilter); } }
@Override public void preGetOp(ObserverContext<RegionCoprocessorEnvironment> e, Get get, List<Cell> results) throws IOException { Transaction tx = getFromOperation(get); if (tx != null) { projectFamilyDeletes(get); get.setMaxVersions(); get.setTimeRange(TxUtils.getOldestVisibleTimestamp(ttlByFamily, tx, readNonTxnData), TxUtils.getMaxVisibleTimestamp(tx)); Filter newFilter = getTransactionFilter(tx, ScanType.USER_SCAN, get.getFilter()); get.setFilter(newFilter); } }
@Override public void preGetOp(ObserverContext<RegionCoprocessorEnvironment> e, Get get, List<Cell> results) throws IOException { Transaction tx = getFromOperation(get); if (tx != null) { projectFamilyDeletes(get); get.setMaxVersions(); get.setTimeRange(TxUtils.getOldestVisibleTimestamp(ttlByFamily, tx, readNonTxnData), TxUtils.getMaxVisibleTimestamp(tx)); Filter newFilter = getTransactionFilter(tx, ScanType.USER_SCAN, get.getFilter()); get.setFilter(newFilter); } }
@Override public void preGetOp(ObserverContext<RegionCoprocessorEnvironment> e, Get get, List<Cell> results) throws IOException { Transaction tx = getFromOperation(get); if (tx != null) { projectFamilyDeletes(get); get.setMaxVersions(); get.setTimeRange(TxUtils.getOldestVisibleTimestamp(ttlByFamily, tx, readNonTxnData), TxUtils.getMaxVisibleTimestamp(tx)); Filter newFilter = getTransactionFilter(tx, ScanType.USER_SCAN, get.getFilter()); get.setFilter(newFilter); } }
@Override public RegionScanner preScannerOpen(ObserverContext<RegionCoprocessorEnvironment> e, Scan scan, RegionScanner s) throws IOException { Transaction tx = getFromOperation(scan); if (tx != null) { projectFamilyDeletes(scan); scan.setMaxVersions(); scan.setTimeRange(TxUtils.getOldestVisibleTimestamp(ttlByFamily, tx, readNonTxnData), TxUtils.getMaxVisibleTimestamp(tx)); Filter newFilter = getTransactionFilter(tx, ScanType.USER_SCAN, scan.getFilter()); scan.setFilter(newFilter); } return s; }
@Override public RegionScanner preScannerOpen(ObserverContext<RegionCoprocessorEnvironment> e, Scan scan, RegionScanner s) throws IOException { Transaction tx = getFromOperation(scan); if (tx != null) { projectFamilyDeletes(scan); scan.setMaxVersions(); scan.setTimeRange(TxUtils.getOldestVisibleTimestamp(ttlByFamily, tx, readNonTxnData), TxUtils.getMaxVisibleTimestamp(tx)); Filter newFilter = getTransactionFilter(tx, ScanType.USER_SCAN, scan.getFilter()); scan.setFilter(newFilter); } return s; }
@Override public RegionScanner preScannerOpen(ObserverContext<RegionCoprocessorEnvironment> e, Scan scan, RegionScanner s) throws IOException { Transaction tx = getFromOperation(scan); if (tx != null) { projectFamilyDeletes(scan); scan.setMaxVersions(); scan.setTimeRange(TxUtils.getOldestVisibleTimestamp(ttlByFamily, tx, readNonTxnData), TxUtils.getMaxVisibleTimestamp(tx)); Filter newFilter = getTransactionFilter(tx, ScanType.USER_SCAN, scan.getFilter()); scan.setFilter(newFilter); } return s; }
@Override public RegionScanner preScannerOpen(ObserverContext<RegionCoprocessorEnvironment> e, Scan scan, RegionScanner s) throws IOException { Transaction tx = getFromOperation(scan); if (tx != null) { projectFamilyDeletes(scan); scan.setMaxVersions(); scan.setTimeRange(TxUtils.getOldestVisibleTimestamp(ttlByFamily, tx, readNonTxnData), TxUtils.getMaxVisibleTimestamp(tx)); Filter newFilter = getTransactionFilter(tx, ScanType.USER_SCAN, scan.getFilter()); scan.setFilter(newFilter); } return s; }
@Override public RegionScanner preScannerOpen(ObserverContext<RegionCoprocessorEnvironment> e, Scan scan, RegionScanner s) throws IOException { Transaction tx = getFromOperation(scan); if (tx != null) { projectFamilyDeletes(scan); scan.setMaxVersions(); scan.setTimeRange(TxUtils.getOldestVisibleTimestamp(ttlByFamily, tx, readNonTxnData), TxUtils.getMaxVisibleTimestamp(tx)); Filter newFilter = getTransactionFilter(tx, ScanType.USER_SCAN, scan.getFilter()); scan.setFilter(newFilter); } return s; }
@Override public void preGetOp(ObserverContext<RegionCoprocessorEnvironment> e, Get get, List<Cell> results) throws IOException { Transaction tx = getFromOperation(get); if (tx != null) { projectFamilyDeletes(get); get.setMaxVersions(); get.setTimeRange(TxUtils.getOldestVisibleTimestamp(ttlByFamily, tx, readNonTxnData), TxUtils.getMaxVisibleTimestamp(tx)); Filter newFilter = getTransactionFilter(tx, ScanType.USER_SCAN, get.getFilter()); get.setFilter(newFilter); } }
@Override public void preGetOp(ObserverContext<RegionCoprocessorEnvironment> e, Get get, List<Cell> results) throws IOException { Transaction tx = getFromOperation(get); if (tx != null) { projectFamilyDeletes(get); get.setMaxVersions(); get.setTimeRange(TxUtils.getOldestVisibleTimestamp(ttlByFamily, tx, readNonTxnData), TxUtils.getMaxVisibleTimestamp(tx)); Filter newFilter = getTransactionFilter(tx, ScanType.USER_SCAN, get.getFilter()); get.setFilter(newFilter); } }
@Override public void preGetOp(ObserverContext<RegionCoprocessorEnvironment> e, Get get, List<Cell> results) throws IOException { Transaction tx = getFromOperation(get); if (tx != null) { projectFamilyDeletes(get); get.setMaxVersions(); get.setTimeRange(TxUtils.getOldestVisibleTimestamp(ttlByFamily, tx, readNonTxnData), TxUtils.getMaxVisibleTimestamp(tx)); Filter newFilter = getTransactionFilter(tx, ScanType.USER_SCAN, get.getFilter()); get.setFilter(newFilter); } }
@Override public void preGetOp(ObserverContext<RegionCoprocessorEnvironment> e, Get get, List<Cell> results) throws IOException { Transaction tx = getFromOperation(get); if (tx != null) { projectFamilyDeletes(get); get.setMaxVersions(); get.setTimeRange(TxUtils.getOldestVisibleTimestamp(ttlByFamily, tx, readNonTxnData), TxUtils.getMaxVisibleTimestamp(tx)); Filter newFilter = getTransactionFilter(tx, ScanType.USER_SCAN, get.getFilter()); get.setFilter(newFilter); } }
@Override public RegionScanner preScannerOpen(ObserverContext<RegionCoprocessorEnvironment> e, Scan scan, RegionScanner s) throws IOException { Transaction tx = getFromOperation(scan); if (tx != null) { projectFamilyDeletes(scan); scan.setMaxVersions(); scan.setTimeRange(TxUtils.getOldestVisibleTimestamp(ttlByFamily, tx, readNonTxnData), TxUtils.getMaxVisibleTimestamp(tx)); Filter newFilter = getTransactionFilter(tx, ScanType.USER_SCAN, scan.getFilter()); scan.setFilter(newFilter); } return s; }
@Override public RegionScanner preScannerOpen(ObserverContext<RegionCoprocessorEnvironment> e, Scan scan, RegionScanner s) throws IOException { Transaction tx = getFromOperation(scan); if (tx != null) { projectFamilyDeletes(scan); scan.setMaxVersions(); scan.setTimeRange(TxUtils.getOldestVisibleTimestamp(ttlByFamily, tx, readNonTxnData), TxUtils.getMaxVisibleTimestamp(tx)); Filter newFilter = getTransactionFilter(tx, ScanType.USER_SCAN, scan.getFilter()); scan.setFilter(newFilter); } return s; }
@Override public RegionScanner preScannerOpen(ObserverContext<RegionCoprocessorEnvironment> e, Scan scan, RegionScanner s) throws IOException { Transaction tx = getFromOperation(scan); if (tx != null) { projectFamilyDeletes(scan); scan.setMaxVersions(); scan.setTimeRange(TxUtils.getOldestVisibleTimestamp(ttlByFamily, tx, readNonTxnData), TxUtils.getMaxVisibleTimestamp(tx)); Filter newFilter = getTransactionFilter(tx, ScanType.USER_SCAN, scan.getFilter()); scan.setFilter(newFilter); } return s; }