本文整理汇总了Java中org.apache.hadoop.hbase.regionserver.HStore.ScanInfo方法的典型用法代码示例。如果您正苦于以下问题：Java HStore.ScanInfo方法的具体用法？Java HStore.ScanInfo怎么用？Java HStore.ScanInfo使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类org.apache.hadoop.hbase.regionserver.HStore的用法示例。
在下文中一共展示了HStore.ScanInfo方法的6个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: preFlushScannerOpen
import org.apache.hadoop.hbase.regionserver.HStore; //导入方法依赖的package包/类
@Override
public InternalScanner preFlushScannerOpen(final ObserverContext<RegionCoprocessorEnvironment> c,
HStore store, KeyValueScanner memstoreScanner, InternalScanner s) throws IOException {
Long newTtl = ttls.get(store.getTableName());
if (newTtl != null) {
System.out.println("PreFlush:" + newTtl);
}
Integer newVersions = versions.get(store.getTableName());
HStore.ScanInfo oldSI = store.getScanInfo();
HColumnDescriptor family = store.getFamily();
HStore.ScanInfo scanInfo = new HStore.ScanInfo(family.getName(), family.getMinVersions(),
newVersions == null ? family.getMaxVersions() : newVersions,
newTtl == null ? oldSI.getTtl() : newTtl, family.getKeepDeletedCells(),
oldSI.getTimeToPurgeDeletes(), oldSI.getComparator());
Scan scan = new Scan();
scan.setMaxVersions(newVersions == null ? oldSI.getMaxVersions() : newVersions);
return new StoreScanner(store, scanInfo, scan, Collections.singletonList(memstoreScanner),
ScanType.MINOR_COMPACT, store.getHRegion().getSmallestReadPoint(),
HConstants.OLDEST_TIMESTAMP);
}
示例2: preCompactScannerOpen
import org.apache.hadoop.hbase.regionserver.HStore; //导入方法依赖的package包/类
@Override
public InternalScanner preCompactScannerOpen(final ObserverContext<RegionCoprocessorEnvironment> c,
HStore store, List<? extends KeyValueScanner> scanners, ScanType scanType,
long earliestPutTs, InternalScanner s) throws IOException {
Long newTtl = ttls.get(store.getTableName());
Integer newVersions = versions.get(store.getTableName());
HStore.ScanInfo oldSI = store.getScanInfo();
HColumnDescriptor family = store.getFamily();
HStore.ScanInfo scanInfo = new HStore.ScanInfo(family.getName(), family.getMinVersions(),
newVersions == null ? family.getMaxVersions() : newVersions,
newTtl == null ? oldSI.getTtl() : newTtl, family.getKeepDeletedCells(),
oldSI.getTimeToPurgeDeletes(), oldSI.getComparator());
Scan scan = new Scan();
scan.setMaxVersions(newVersions == null ? oldSI.getMaxVersions() : newVersions);
return new StoreScanner(store, scanInfo, scan, scanners, scanType, store.getHRegion()
.getSmallestReadPoint(), earliestPutTs);
}
示例3: preStoreScannerOpen
import org.apache.hadoop.hbase.regionserver.HStore; //导入方法依赖的package包/类
@Override
public KeyValueScanner preStoreScannerOpen(
final ObserverContext<RegionCoprocessorEnvironment> c, HStore store, final Scan scan,
final NavigableSet<byte[]> targetCols, KeyValueScanner s) throws IOException {
Long newTtl = ttls.get(store.getTableName());
Integer newVersions = versions.get(store.getTableName());
HStore.ScanInfo oldSI = store.getScanInfo();
HColumnDescriptor family = store.getFamily();
HStore.ScanInfo scanInfo = new HStore.ScanInfo(family.getName(), family.getMinVersions(),
newVersions == null ? family.getMaxVersions() : newVersions,
newTtl == null ? oldSI.getTtl() : newTtl, family.getKeepDeletedCells(),
oldSI.getTimeToPurgeDeletes(), oldSI.getComparator());
return new StoreScanner(store, scanInfo, scan, targetCols);
}
示例4: preFlushScannerOpen
import org.apache.hadoop.hbase.regionserver.HStore; //导入方法依赖的package包/类
@Override
public InternalScanner preFlushScannerOpen(final ObserverContext<RegionCoprocessorEnvironment> c,
HStore store, KeyValueScanner memstoreScanner, InternalScanner s) throws IOException {
HStore.ScanInfo scanInfo = getScanInfo(store, c.getEnvironment());
if (scanInfo == null) {
// take default action
return null;
}
Scan scan = new Scan();
scan.setMaxVersions(scanInfo.getMaxVersions());
return new StoreScanner(store, scanInfo, scan, Collections.singletonList(memstoreScanner),
ScanType.MINOR_COMPACT, store.getHRegion().getSmallestReadPoint(),
HConstants.OLDEST_TIMESTAMP);
}
示例5: preCompactScannerOpen
import org.apache.hadoop.hbase.regionserver.HStore; //导入方法依赖的package包/类
@Override
public InternalScanner preCompactScannerOpen(final ObserverContext<RegionCoprocessorEnvironment> c,
HStore store, List<? extends KeyValueScanner> scanners, ScanType scanType, long earliestPutTs,
InternalScanner s) throws IOException {
HStore.ScanInfo scanInfo = getScanInfo(store, c.getEnvironment());
if (scanInfo == null) {
// take default action
return null;
}
Scan scan = new Scan();
scan.setMaxVersions(scanInfo.getMaxVersions());
return new StoreScanner(store, scanInfo, scan, scanners, scanType, store.getHRegion()
.getSmallestReadPoint(), earliestPutTs);
}
示例6: preStoreScannerOpen
import org.apache.hadoop.hbase.regionserver.HStore; //导入方法依赖的package包/类
@Override
public KeyValueScanner preStoreScannerOpen(final ObserverContext<RegionCoprocessorEnvironment> c,
final HStore store, final Scan scan, final NavigableSet<byte[]> targetCols,
final KeyValueScanner s) throws IOException {
HStore.ScanInfo scanInfo = getScanInfo(store, c.getEnvironment());
if (scanInfo == null) {
// take default action
return null;
}
return new StoreScanner(store, scanInfo, scan, targetCols);
}