本文整理汇总了Java中org.apache.hadoop.hdfs.server.namenode.FsImageProto.FileSummary.Builder方法的典型用法代码示例。如果您正苦于以下问题：Java FileSummary.Builder方法的具体用法？Java FileSummary.Builder怎么用？Java FileSummary.Builder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.hdfs.server.namenode.FsImageProto.FileSummary的用法示例。
在下文中一共展示了FileSummary.Builder方法的10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: saveNameSystemSection
import org.apache.hadoop.hdfs.server.namenode.FsImageProto.FileSummary; //导入方法依赖的package包/类
private void saveNameSystemSection(FileSummary.Builder summary)
throws IOException {
final FSNamesystem fsn = context.getSourceNamesystem();
OutputStream out = sectionOutputStream;
BlockIdManager blockIdManager = fsn.getBlockIdManager();
NameSystemSection.Builder b = NameSystemSection.newBuilder()
.setGenstampV1(blockIdManager.getGenerationStampV1())
.setGenstampV1Limit(blockIdManager.getGenerationStampV1Limit())
.setGenstampV2(blockIdManager.getGenerationStampV2())
.setLastAllocatedBlockId(blockIdManager.getLastAllocatedBlockId())
.setTransactionId(context.getTxId());
// We use the non-locked version of getNamespaceInfo here since
// the coordinating thread of saveNamespace already has read-locked
// the namespace for us. If we attempt to take another readlock
// from the actual saver thread, there's a potential of a
// fairness-related deadlock. See the comments on HDFS-2223.
b.setNamespaceId(fsn.unprotectedGetNamespaceInfo().getNamespaceID());
if (fsn.isRollingUpgrade()) {
b.setRollingUpgradeStartTime(fsn.getRollingUpgradeInfo().getStartTime());
}
NameSystemSection s = b.build();
s.writeDelimitedTo(out);
commitSection(summary, SectionName.NS_INFO);
}
示例2: saveNameSystemSection
import org.apache.hadoop.hdfs.server.namenode.FsImageProto.FileSummary; //导入方法依赖的package包/类
private void saveNameSystemSection(FileSummary.Builder summary)
throws IOException {
final FSNamesystem fsn = context.getSourceNamesystem();
OutputStream out = sectionOutputStream;
NameSystemSection.Builder b = NameSystemSection.newBuilder()
.setGenstampV1(fsn.getGenerationStampV1())
.setGenstampV1Limit(fsn.getGenerationStampV1Limit())
.setGenstampV2(fsn.getGenerationStampV2())
.setLastAllocatedBlockId(fsn.getLastAllocatedBlockId())
.setTransactionId(context.getTxId());
// We use the non-locked version of getNamespaceInfo here since
// the coordinating thread of saveNamespace already has read-locked
// the namespace for us. If we attempt to take another readlock
// from the actual saver thread, there's a potential of a
// fairness-related deadlock. See the comments on HDFS-2223.
b.setNamespaceId(fsn.unprotectedGetNamespaceInfo().getNamespaceID());
if (fsn.isRollingUpgrade()) {
b.setRollingUpgradeStartTime(fsn.getRollingUpgradeInfo().getStartTime());
}
NameSystemSection s = b.build();
s.writeDelimitedTo(out);
commitSection(summary, SectionName.NS_INFO);
}
示例3: commitSection
import org.apache.hadoop.hdfs.server.namenode.FsImageProto.FileSummary; //导入方法依赖的package包/类
public void commitSection(FileSummary.Builder summary, SectionName name)
throws IOException {
long oldOffset = currentOffset;
flushSectionOutputStream();
if (codec != null) {
sectionOutputStream = codec.createOutputStream(underlyingOutputStream);
} else {
sectionOutputStream = underlyingOutputStream;
}
long length = fileChannel.position() - oldOffset;
summary.addSections(FileSummary.Section.newBuilder().setName(name.name)
.setLength(length).setOffset(currentOffset));
currentOffset += length;
}
示例4: saveInodes
import org.apache.hadoop.hdfs.server.namenode.FsImageProto.FileSummary; //导入方法依赖的package包/类
private void saveInodes(FileSummary.Builder summary) throws IOException {
FSImageFormatPBINode.Saver saver = new FSImageFormatPBINode.Saver(this,
summary);
saver.serializeINodeSection(sectionOutputStream);
saver.serializeINodeDirectorySection(sectionOutputStream);
saver.serializeFilesUCSection(sectionOutputStream);
}
示例5: saveSnapshots
import org.apache.hadoop.hdfs.server.namenode.FsImageProto.FileSummary; //导入方法依赖的package包/类
private void saveSnapshots(FileSummary.Builder summary) throws IOException {
FSImageFormatPBSnapshot.Saver snapshotSaver = new FSImageFormatPBSnapshot.Saver(
this, summary, context, context.getSourceNamesystem());
snapshotSaver.serializeSnapshotSection(sectionOutputStream);
snapshotSaver.serializeSnapshotDiffSection(sectionOutputStream);
snapshotSaver.serializeINodeReferenceSection(sectionOutputStream);
}
示例6: saveSecretManagerSection
import org.apache.hadoop.hdfs.server.namenode.FsImageProto.FileSummary; //导入方法依赖的package包/类
private void saveSecretManagerSection(FileSummary.Builder summary)
throws IOException {
final FSNamesystem fsn = context.getSourceNamesystem();
DelegationTokenSecretManager.SecretManagerState state = fsn
.saveSecretManagerState();
state.section.writeDelimitedTo(sectionOutputStream);
for (SecretManagerSection.DelegationKey k : state.keys)
k.writeDelimitedTo(sectionOutputStream);
for (SecretManagerSection.PersistToken t : state.tokens)
t.writeDelimitedTo(sectionOutputStream);
commitSection(summary, SectionName.SECRET_MANAGER);
}
示例7: saveStringTableSection
import org.apache.hadoop.hdfs.server.namenode.FsImageProto.FileSummary; //导入方法依赖的package包/类
private void saveStringTableSection(FileSummary.Builder summary)
throws IOException {
OutputStream out = sectionOutputStream;
StringTableSection.Builder b = StringTableSection.newBuilder()
.setNumEntry(saverContext.stringMap.size());
b.build().writeDelimitedTo(out);
for (Entry<String, Integer> e : saverContext.stringMap.entrySet()) {
StringTableSection.Entry.Builder eb = StringTableSection.Entry
.newBuilder().setId(e.getValue()).setStr(e.getKey());
eb.build().writeDelimitedTo(out);
}
commitSection(summary, SectionName.STRING_TABLE);
}
示例8: Saver
import org.apache.hadoop.hdfs.server.namenode.FsImageProto.FileSummary; //导入方法依赖的package包/类
public Saver(FSImageFormatProtobuf.Saver parent,
FileSummary.Builder headers, SaveNamespaceContext context,
FSNamesystem fsn) {
this.parent = parent;
this.headers = headers;
this.context = context;
this.fsn = fsn;
}
示例9: saveNameSystemSection
import org.apache.hadoop.hdfs.server.namenode.FsImageProto.FileSummary; //导入方法依赖的package包/类
private void saveNameSystemSection(FileSummary.Builder summary)
throws IOException {
final FSNamesystem fsn = context.getSourceNamesystem();
OutputStream out = sectionOutputStream;
BlockIdManager blockIdManager = fsn.getBlockIdManager();
NameSystemSection.Builder b = NameSystemSection.newBuilder()
.setGenstampV1(blockIdManager.getGenerationStampV1())
.setGenstampV1Limit(blockIdManager.getGenerationStampV1Limit())
.setGenstampV2(blockIdManager.getGenerationStampV2())
.setLastAllocatedBlockId(blockIdManager.getLastAllocatedContiguousBlockId())
.setLastAllocatedStripedBlockId(blockIdManager.getLastAllocatedStripedBlockId())
.setTransactionId(context.getTxId());
// We use the non-locked version of getNamespaceInfo here since
// the coordinating thread of saveNamespace already has read-locked
// the namespace for us. If we attempt to take another readlock
// from the actual saver thread, there's a potential of a
// fairness-related deadlock. See the comments on HDFS-2223.
b.setNamespaceId(fsn.unprotectedGetNamespaceInfo().getNamespaceID());
if (fsn.isRollingUpgrade()) {
b.setRollingUpgradeStartTime(fsn.getRollingUpgradeInfo().getStartTime());
}
NameSystemSection s = b.build();
s.writeDelimitedTo(out);
commitSection(summary, SectionName.NS_INFO);
}
示例10: Saver
import org.apache.hadoop.hdfs.server.namenode.FsImageProto.FileSummary; //导入方法依赖的package包/类
Saver(FSImageFormatProtobuf.Saver parent, FileSummary.Builder summary) {
this.parent = parent;
this.summary = summary;
this.context = parent.getContext();
this.fsn = context.getSourceNamesystem();
}