本文整理汇总了Java中org.apache.hadoop.hbase.master.MasterCoprocessorHost.preDeleteColumnHandler方法的典型用法代码示例。如果您正苦于以下问题：Java MasterCoprocessorHost.preDeleteColumnHandler方法的具体用法？Java MasterCoprocessorHost.preDeleteColumnHandler怎么用？Java MasterCoprocessorHost.preDeleteColumnHandler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.master.MasterCoprocessorHost的用法示例。
在下文中一共展示了MasterCoprocessorHost.preDeleteColumnHandler方法的4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: handleTableOperation
import org.apache.hadoop.hbase.master.MasterCoprocessorHost; //导入方法依赖的package包/类
@Override
protected void handleTableOperation(List<HRegionInfo> hris) throws IOException {
MasterCoprocessorHost cpHost = ((HMaster) this.server)
.getMasterCoprocessorHost();
if (cpHost != null) {
cpHost.preDeleteColumnHandler(this.tableName, this.familyName);
}
// Update table descriptor
this.masterServices.getMasterFileSystem().deleteColumn(tableName, familyName);
// Remove the column family from the file system
MasterFileSystem mfs = this.masterServices.getMasterFileSystem();
for (HRegionInfo hri : hris) {
// Delete the family directory in FS for all the regions one by one
mfs.deleteFamilyFromFS(hri, familyName);
}
if (cpHost != null) {
cpHost.postDeleteColumnHandler(this.tableName, this.familyName);
}
}
示例2: handleTableOperation
import org.apache.hadoop.hbase.master.MasterCoprocessorHost; //导入方法依赖的package包/类
@Override
protected void handleTableOperation(List<HRegionInfo> hris) throws IOException {
MasterCoprocessorHost cpHost = ((HMaster) this.server)
.getCoprocessorHost();
if (cpHost != null) {
cpHost.preDeleteColumnHandler(this.tableName, this.familyName);
}
// Update table descriptor
this.masterServices.getMasterFileSystem().deleteColumn(tableName, familyName);
// Remove the column family from the file system
MasterFileSystem mfs = this.masterServices.getMasterFileSystem();
for (HRegionInfo hri : hris) {
// Delete the family directory in FS for all the regions one by one
mfs.deleteFamilyFromFS(hri, familyName);
}
if (cpHost != null) {
cpHost.postDeleteColumnHandler(this.tableName, this.familyName);
}
}
示例3: handleTableOperation
import org.apache.hadoop.hbase.master.MasterCoprocessorHost; //导入方法依赖的package包/类
@Override
protected void handleTableOperation(List<HRegionInfo> hris) throws IOException {
MasterCoprocessorHost cpHost = ((HMaster) this.server)
.getCoprocessorHost();
if (cpHost != null) {
cpHost.preDeleteColumnHandler(this.tableName, this.familyName);
}
// Update table descriptor in HDFS
HTableDescriptor htd =
this.masterServices.getMasterFileSystem().deleteColumn(tableName, familyName);
// Update in-memory descriptor cache
this.masterServices.getTableDescriptors().add(htd);
// Remove the column family from the file system
MasterFileSystem mfs = this.masterServices.getMasterFileSystem();
for (HRegionInfo hri : hris) {
// Delete the family directory in FS for all the regions one by one
mfs.deleteFamilyFromFS(hri, familyName);
}
if (cpHost != null) {
cpHost.postDeleteColumnHandler(this.tableName, this.familyName);
}
}
示例4: handleTableOperation
import org.apache.hadoop.hbase.master.MasterCoprocessorHost; //导入方法依赖的package包/类
@Override
protected void handleTableOperation(List<HRegionInfo> hris) throws IOException {
MasterCoprocessorHost cpHost = ((HMaster) this.server).getCoprocessorHost();
if (cpHost != null) {
cpHost.preDeleteColumnHandler(this.tableName, this.familyName);
}
MasterFileSystem mfs = this.masterServices.getMasterFileSystem();
// Update table descriptor
mfs.deleteColumn(tableName, familyName);
// Remove the column family from the file system
for (HRegionInfo hri : hris) {
// Delete the family directory in FS for all the regions one by one
mfs.deleteFamilyFromFS(hri, familyName);
}
if (cpHost != null) {
cpHost.postDeleteColumnHandler(this.tableName, this.familyName);
}
}