Java DeleteTableHandler类代码示例

import org.apache.hadoop.hbase.master.handler.DeleteTableHandler; //导入依赖的package包/类
private void disableAndDeleteTable(MasterServices master, TableName tableName) throws IOException {
  LOG.error(tableName + " already exists.  Disabling and deleting table " + tableName + '.');
  boolean disabled = master.getAssignmentManager().getZKTable().isDisabledTable(tableName);
  if (false == disabled) {
    LOG.info("Disabling table " + tableName + '.');
    new DisableTableHandler(master, tableName, master.getCatalogTracker(),
        master.getAssignmentManager(), master.getTableLockManager(), false).prepare().process();
    if (false == master.getAssignmentManager().getZKTable().isDisabledTable(tableName)) {
      throw new DoNotRetryIOException("Table " + tableName + " not disabled.");
    }
  }
  LOG.info("Disabled table " + tableName + '.');
  LOG.info("Deleting table " + tableName + '.');
  new DeleteTableHandler(tableName, master, master).prepare().process();
  if (true == MetaReader.tableExists(master.getCatalogTracker(), tableName)) {
    throw new DoNotRetryIOException("Table " + tableName + " not  deleted.");
  }
  LOG.info("Deleted table " + tableName + '.');
}
 

import org.apache.hadoop.hbase.master.handler.DeleteTableHandler; //导入依赖的package包/类
@Override
public void postDeleteTableHandler(ObserverContext<MasterCoprocessorEnvironment> ctx,
    TableName tableName) throws IOException {
  LOG.info("Entered into postDeleteTableHandler of table " + tableName + '.');
  MasterServices master = ctx.getEnvironment().getMasterServices();
  TableName indexTableName = TableName.valueOf(IndexUtils.getIndexTableName(tableName));
  boolean indexTablePresent =
      master.getAssignmentManager().getZKTable().isTablePresent(indexTableName);
  // Not checking for disabled state because before deleting user table both user and index table
  // should be disabled.
  if ((!IndexUtils.isIndexTable(tableName)) && indexTablePresent) {
    LoadBalancer balancer = master.getAssignmentManager().getBalancer();
    if (balancer instanceof SecIndexLoadBalancer) {
      ((SecIndexLoadBalancer) balancer).removeIndexedTable(tableName);
    }
    DeleteTableHandler dth = new DeleteTableHandler(indexTableName, master, master);
    dth.prepare();
    dth.process();
  }
  LOG.info("Exiting from postDeleteTableHandler of table " + tableName + '.');
}
 

import org.apache.hadoop.hbase.master.handler.DeleteTableHandler; //导入依赖的package包/类
private void disableAndDeleteTable(MasterServices master, String tableName) throws IOException {
  byte[] tableNameInBytes = Bytes.toBytes(tableName);
  LOG.error(tableName + " already exists.  Disabling and deleting table " + tableName + '.');
  boolean disabled = master.getAssignmentManager().getZKTable().isDisabledTable(tableName);
  if (false == disabled) {
    LOG.info("Disabling table " + tableName + '.');
    new DisableTableHandler(master, tableNameInBytes, master.getCatalogTracker(),
        master.getAssignmentManager(), false).process();
    if (false == master.getAssignmentManager().getZKTable().isDisabledTable(tableName)) {
      throw new IOException("Table " + tableName + " not disabled.");
    }
  }
  LOG.info("Disabled table " + tableName + '.');
  LOG.info("Deleting table " + tableName + '.');
  new DeleteTableHandler(tableNameInBytes, master, master).process();
  if (true == MetaReader.tableExists(master.getCatalogTracker(), tableName)) {
    throw new IOException("Table " + tableName + " not  deleted.");
  }
  LOG.info("Deleted table " + tableName + '.');
}
 

import org.apache.hadoop.hbase.master.handler.DeleteTableHandler; //导入依赖的package包/类
@Override
public void deleteTable(final byte [] tableName) throws IOException {
  checkInitialized();
  if (cpHost != null) {
    cpHost.preDeleteTable(tableName);
  }
  this.executorService.submit(new DeleteTableHandler(tableName, this, this));
  if (cpHost != null) {
    cpHost.postDeleteTable(tableName);
  }
}
 

import org.apache.hadoop.hbase.master.handler.DeleteTableHandler; //导入依赖的package包/类
@Override
public void deleteTable(final TableName tableName) throws IOException {
    checkInitialized();
    if (cpHost != null) {
        cpHost.preDeleteTable(tableName);
    }
    LOG.info(getClientIdAuditPrefix() + " delete " + tableName);
    this.service.submit(new DeleteTableHandler(tableName, this, this).prepare());
    if (cpHost != null) {
        cpHost.postDeleteTable(tableName);
    }
}
 

import org.apache.hadoop.hbase.master.handler.DeleteTableHandler; //导入依赖的package包/类
@Override
public void deleteTable(final TableName tableName) throws IOException {
  checkInitialized();
  if (cpHost != null) {
    cpHost.preDeleteTable(tableName);
  }
  LOG.info(getClientIdAuditPrefix() + " delete " + tableName);
  this.executorService.submit(new DeleteTableHandler(tableName, this, this).prepare());
  if (cpHost != null) {
    cpHost.postDeleteTable(tableName);
  }
}
 

import org.apache.hadoop.hbase.master.handler.DeleteTableHandler; //导入依赖的package包/类
@Override
public void deleteTable(final byte [] tableName) throws IOException {
  if (cpHost != null) {
    cpHost.preDeleteTable(tableName);
  }
  this.executorService.submit(new DeleteTableHandler(tableName, this, this));

  if (cpHost != null) {
    cpHost.postDeleteTable(tableName);
  }
}
 

import org.apache.hadoop.hbase.master.handler.DeleteTableHandler; //导入依赖的package包/类
@Override
public void deleteTable(final TableName tableName) throws IOException {
  checkInitialized();
  if (cpHost != null) {
    cpHost.preDeleteTable(tableName);
  }
  LOG.info(getClientIdAuditPrefix() + " delete " + tableName);
  this.service.submit(new DeleteTableHandler(tableName, this, this).prepare());
  if (cpHost != null) {
    cpHost.postDeleteTable(tableName);
  }
}
 

import org.apache.hadoop.hbase.master.handler.DeleteTableHandler; //导入依赖的package包/类
@Override
public void deleteTable(final byte[] tableName) throws IOException {
  checkInitialized();
  if (cpHost != null) {
    cpHost.preDeleteTable(tableName);
  }
  this.executorService.submit(new DeleteTableHandler(tableName, this, this));
  if (cpHost != null) {
    cpHost.postDeleteTable(tableName);
  }
}
 

import org.apache.hadoop.hbase.master.handler.DeleteTableHandler; //导入依赖的package包/类
@Override
public void postDeleteTableHandler(ObserverContext<MasterCoprocessorEnvironment> ctx,
    byte[] tableName) throws IOException {
  LOG.info("Entered into postDeleteTableHandler of table " + Bytes.toString(tableName) + '.');
  MasterServices master = ctx.getEnvironment().getMasterServices();
  String indexTableName = IndexUtils.getIndexTableName(tableName);
  boolean indexTablePresent =
      master.getAssignmentManager().getZKTable().isTablePresent(indexTableName);
  // Not checking for disabled state because before deleting user table both user and index table
  // should be disabled.
  if ((false == IndexUtils.isIndexTable(Bytes.toString(tableName))) && indexTablePresent) {
    new DeleteTableHandler(Bytes.toBytes(indexTableName), master, master).process();
  }
  LOG.info("Exiting from postDeleteTableHandler of table " + Bytes.toString(tableName) + '.');
}