本文整理汇总了Java中org.apache.hadoop.hbase.regionserver.wal.HLogKey.getScopes方法的典型用法代码示例。如果您正苦于以下问题：Java HLogKey.getScopes方法的具体用法？Java HLogKey.getScopes怎么用？Java HLogKey.getScopes使用的例子？那么, 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.wal.HLogKey的用法示例。
在下文中一共展示了HLogKey.getScopes方法的2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: buildReplicateWALEntryRequest
import org.apache.hadoop.hbase.regionserver.wal.HLogKey; //导入方法依赖的package包/类
/**
* Create a new ReplicateWALEntryRequest from a list of HLog entries
*
* @param entries the HLog entries to be replicated
* @return a pair of ReplicateWALEntryRequest and a CellScanner over all the WALEdit values
* found.
*/
public static Pair<AdminProtos.ReplicateWALEntryRequest, CellScanner>
buildReplicateWALEntryRequest(final HLog.Entry[] entries) {
// Accumulate all the KVs seen in here.
List<List<? extends Cell>> allkvs = new ArrayList<List<? extends Cell>>(entries.length);
int size = 0;
WALProtos.FamilyScope.Builder scopeBuilder = WALProtos.FamilyScope.newBuilder();
AdminProtos.WALEntry.Builder entryBuilder = AdminProtos.WALEntry.newBuilder();
AdminProtos.ReplicateWALEntryRequest.Builder builder =
AdminProtos.ReplicateWALEntryRequest.newBuilder();
HBaseProtos.UUID.Builder uuidBuilder = HBaseProtos.UUID.newBuilder();
for (HLog.Entry entry: entries) {
entryBuilder.clear();
// TODO: this duplicates a lot in HLogKey#getBuilder
WALProtos.WALKey.Builder keyBuilder = entryBuilder.getKeyBuilder();
HLogKey key = entry.getKey();
keyBuilder.setEncodedRegionName(
HBaseZeroCopyByteString.wrap(key.getEncodedRegionName()));
keyBuilder.setTableName(HBaseZeroCopyByteString.wrap(key.getTablename().getName()));
keyBuilder.setLogSequenceNumber(key.getLogSeqNum());
keyBuilder.setWriteTime(key.getWriteTime());
if (key.getNonce() != HConstants.NO_NONCE) {
keyBuilder.setNonce(key.getNonce());
}
if (key.getNonceGroup() != HConstants.NO_NONCE) {
keyBuilder.setNonceGroup(key.getNonceGroup());
}
for(UUID clusterId : key.getClusterIds()) {
uuidBuilder.setLeastSigBits(clusterId.getLeastSignificantBits());
uuidBuilder.setMostSigBits(clusterId.getMostSignificantBits());
keyBuilder.addClusterIds(uuidBuilder.build());
}
WALEdit edit = entry.getEdit();
NavigableMap<byte[], Integer> scopes = key.getScopes();
if (scopes != null && !scopes.isEmpty()) {
for (Map.Entry<byte[], Integer> scope: scopes.entrySet()) {
scopeBuilder.setFamily(HBaseZeroCopyByteString.wrap(scope.getKey()));
WALProtos.ScopeType scopeType =
WALProtos.ScopeType.valueOf(scope.getValue().intValue());
scopeBuilder.setScopeType(scopeType);
keyBuilder.addScopes(scopeBuilder.build());
}
}
List<KeyValue> kvs = edit.getKeyValues();
// Add up the size. It is used later serializing out the kvs.
for (KeyValue kv: kvs) {
size += kv.getLength();
}
// Collect up the kvs
allkvs.add(kvs);
// Write out how many kvs associated with this entry.
entryBuilder.setAssociatedCellCount(kvs.size());
builder.addEntry(entryBuilder.build());
}
return new Pair<AdminProtos.ReplicateWALEntryRequest, CellScanner>(builder.build(),
getCellScanner(allkvs, size));
}
示例2: buildReplicateWALEntryRequest
import org.apache.hadoop.hbase.regionserver.wal.HLogKey; //导入方法依赖的package包/类
/**
* Create a new ReplicateWALEntryRequest from a list of HLog entries
*
* @param entries the HLog entries to be replicated
* @return a pair of ReplicateWALEntryRequest and a CellScanner over all the WALEdit values
* found.
*/
public static Pair<AdminProtos.ReplicateWALEntryRequest, CellScanner>
buildReplicateWALEntryRequest(final HLog.Entry[] entries) {
// Accumulate all the KVs seen in here.
List<List<? extends Cell>> allkvs = new ArrayList<List<? extends Cell>>(entries.length);
int size = 0;
WALProtos.FamilyScope.Builder scopeBuilder = WALProtos.FamilyScope.newBuilder();
AdminProtos.WALEntry.Builder entryBuilder = AdminProtos.WALEntry.newBuilder();
AdminProtos.ReplicateWALEntryRequest.Builder builder =
AdminProtos.ReplicateWALEntryRequest.newBuilder();
HBaseProtos.UUID.Builder uuidBuilder = HBaseProtos.UUID.newBuilder();
for (HLog.Entry entry: entries) {
entryBuilder.clear();
WALProtos.WALKey.Builder keyBuilder = entryBuilder.getKeyBuilder();
HLogKey key = entry.getKey();
keyBuilder.setEncodedRegionName(
ZeroCopyLiteralByteString.wrap(key.getEncodedRegionName()));
keyBuilder.setTableName(ZeroCopyLiteralByteString.wrap(key.getTablename().getName()));
keyBuilder.setLogSequenceNumber(key.getLogSeqNum());
keyBuilder.setWriteTime(key.getWriteTime());
for(UUID clusterId : key.getClusterIds()) {
uuidBuilder.setLeastSigBits(clusterId.getLeastSignificantBits());
uuidBuilder.setMostSigBits(clusterId.getMostSignificantBits());
keyBuilder.addClusterIds(uuidBuilder.build());
}
WALEdit edit = entry.getEdit();
NavigableMap<byte[], Integer> scopes = key.getScopes();
if (scopes != null && !scopes.isEmpty()) {
for (Map.Entry<byte[], Integer> scope: scopes.entrySet()) {
scopeBuilder.setFamily(ZeroCopyLiteralByteString.wrap(scope.getKey()));
WALProtos.ScopeType scopeType =
WALProtos.ScopeType.valueOf(scope.getValue().intValue());
scopeBuilder.setScopeType(scopeType);
keyBuilder.addScopes(scopeBuilder.build());
}
}
List<KeyValue> kvs = edit.getKeyValues();
// Add up the size. It is used later serializing out the kvs.
for (KeyValue kv: kvs) {
size += kv.getLength();
}
// Collect up the kvs
allkvs.add(kvs);
// Write out how many kvs associated with this entry.
entryBuilder.setAssociatedCellCount(kvs.size());
builder.addEntry(entryBuilder.build());
}
return new Pair<AdminProtos.ReplicateWALEntryRequest, CellScanner>(builder.build(),
getCellScanner(allkvs, size));
}