Package org.apache.hadoop.hbase.master.handler

Examples of org.apache.hadoop.hbase.master.handler.ClosedRegionHandler

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   */
  private void addToRITandCallClose(final HRegionInfo hri,
      final RegionState.State state, final RegionTransitionData oldData) {
    this.regionsInTransition.put(hri.getEncodedName(),
      new RegionState(hri, state, oldData.getStamp(), oldData.getOrigin()));
    new ClosedRegionHandler(this.master, this, hri).process();
  }
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          if (hri != null) {
            regionState = new RegionState(hri, RegionState.State.CLOSED, data
                .getStamp(), data.getOrigin());
            regionsInTransition.put(encodedName, regionState);
            removeClosedRegion(regionState.getRegion());
            new ClosedRegionHandler(master, this, regionState.getRegion())
              .process();
            failoverProcessedRegions.put(encodedName, hri);
            break;
          }
          // Should see CLOSED after CLOSING but possible after PENDING_CLOSE
          if (regionState == null ||
              (!regionState.isPendingClose() && !regionState.isClosing())) {
            LOG.warn("Received CLOSED for region " + prettyPrintedRegionName +
                " from server " + data.getOrigin() + " but region was in " +
                " the state " + regionState + " and not " +
                "in expected PENDING_CLOSE or CLOSING states");
            return;
          }
          // Handle CLOSED by assigning elsewhere or stopping if a disable
          // If we got here all is good.  Need to update RegionState -- else
          // what follows will fail because not in expected state.
          regionState.update(RegionState.State.CLOSED,
              data.getStamp(), data.getOrigin());
          removeClosedRegion(regionState.getRegion());
          this.executorService.submit(new ClosedRegionHandler(master,
            this, regionState.getRegion()));
          break;
         
        case RS_ZK_REGION_FAILED_OPEN:
          hri = checkIfInFailover(regionState, encodedName, data);
          if (hri != null) {
            regionState = new RegionState(hri, RegionState.State.CLOSED, data
                .getStamp(), data.getOrigin());
            regionsInTransition.put(encodedName, regionState);
            new ClosedRegionHandler(master, this, regionState.getRegion())
              .process();
            failoverProcessedRegions.put(encodedName, hri);
            break;
          }
          if (regionState == null ||
              (!regionState.isOffline() && !regionState.isPendingOpen() && !regionState.isOpening())) {
            LOG.warn("Received FAILED_OPEN for region " + prettyPrintedRegionName +
                " from server " + data.getOrigin() + " but region was in " +
                " the state " + regionState + " and not in OFFLINE, PENDING_OPEN or OPENING");
            return;
          }
          // Handle this the same as if it were opened and then closed.
          regionState.update(RegionState.State.CLOSED,
              data.getStamp(), data.getOrigin());
          // When there are more than one region server a new RS is selected as the
          // destination and the same is updated in the regionplan. (HBASE-5546)
          getRegionPlan(regionState, sn, true);
          this.executorService.submit(new ClosedRegionHandler(master,
            this, regionState.getRegion()));
          break;

        case RS_ZK_REGION_OPENING:
          hri = checkIfInFailover(regionState, encodedName, data);      
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   */
  private void addToRITandCallClose(final HRegionInfo hri,
      final RegionState.State state, final RegionTransitionData oldData) {
    this.regionsInTransition.put(hri.getEncodedName(),
      new RegionState(hri, state, oldData.getStamp(), oldData.getOrigin()));
    new ClosedRegionHandler(this.master, this, hri).process();
  }
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          if (hri != null) {
            regionState = new RegionState(hri, RegionState.State.CLOSED, data
                .getStamp(), data.getOrigin());
            regionsInTransition.put(encodedName, regionState);
            removeClosedRegion(regionState.getRegion());
            new ClosedRegionHandler(master, this, regionState.getRegion())
              .process();
            failoverProcessedRegions.put(encodedName, hri);
            break;
          }
          // Should see CLOSED after CLOSING but possible after PENDING_CLOSE
          if (regionState == null ||
              (!regionState.isPendingClose() && !regionState.isClosing())) {
            LOG.warn("Received CLOSED for region " + prettyPrintedRegionName +
                " from server " + data.getOrigin() + " but region was in " +
                " the state " + regionState + " and not " +
                "in expected PENDING_CLOSE or CLOSING states");
            return;
          }
          // Handle CLOSED by assigning elsewhere or stopping if a disable
          // If we got here all is good.  Need to update RegionState -- else
          // what follows will fail because not in expected state.
          regionState.update(RegionState.State.CLOSED,
              data.getStamp(), data.getOrigin());
          removeClosedRegion(regionState.getRegion());
          this.executorService.submit(new ClosedRegionHandler(master,
            this, regionState.getRegion()));
          break;
         
        case RS_ZK_REGION_FAILED_OPEN:
          hri = checkIfInFailover(regionState, encodedName, data);
          if (hri != null) {
            regionState = new RegionState(hri, RegionState.State.CLOSED, data
                .getStamp(), data.getOrigin());
            regionsInTransition.put(encodedName, regionState);
            new ClosedRegionHandler(master, this, regionState.getRegion())
              .process();
            failoverProcessedRegions.put(encodedName, hri);
            break;
          }
          if (regionState == null ||
              (!regionState.isPendingOpen() && !regionState.isOpening())) {
            LOG.warn("Received FAILED_OPEN for region " + prettyPrintedRegionName +
                " from server " + data.getOrigin() + " but region was in " +
                " the state " + regionState + " and not in PENDING_OPEN or OPENING");
            return;
          }
          // Handle this the same as if it were opened and then closed.
          regionState.update(RegionState.State.CLOSED,
              data.getStamp(), data.getOrigin());
          // When there are more than one region server a new RS is selected as the
          // destination and the same is updated in the regionplan. (HBASE-5546)
          getRegionPlan(regionState, sn, true);
          this.executorService.submit(new ClosedRegionHandler(master,
            this, regionState.getRegion()));
          break;

        case RS_ZK_REGION_OPENING:
          hri = checkIfInFailover(regionState, encodedName, data);      
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          return;
        }
        // Handle CLOSED by assigning elsewhere or stopping if a disable
        // If we got here all is good.  Need to update RegionState -- else
        // what follows will fail because not in expected state.
        new ClosedRegionHandler(server, this, regionState.getRegion()).process();
        updateClosedRegionHandlerTracker(regionState.getRegion());
        break;

        case RS_ZK_REGION_FAILED_OPEN:
          if (regionState == null
              || !regionState.isPendingOpenOrOpeningOnServer(sn)) {
            LOG.warn("Received FAILED_OPEN for " + prettyPrintedRegionName
              + " from " + sn + " but the region isn't PENDING_OPEN/OPENING here: "
              + regionStates.getRegionState(encodedName));
            return;
          }
          AtomicInteger failedOpenCount = failedOpenTracker.get(encodedName);
          if (failedOpenCount == null) {
            failedOpenCount = new AtomicInteger();
            // No need to use putIfAbsent, or extra synchronization since
            // this whole handleRegion block is locked on the encoded region
            // name, and failedOpenTracker is updated only in this block
            failedOpenTracker.put(encodedName, failedOpenCount);
          }
          if (failedOpenCount.incrementAndGet() >= maximumAttempts) {
            regionStates.updateRegionState(rt, State.FAILED_OPEN);
            // remove the tracking info to save memory, also reset
            // the count for next open initiative
            failedOpenTracker.remove(encodedName);
          } else {
            // Handle this the same as if it were opened and then closed.
            regionState = regionStates.updateRegionState(rt, State.CLOSED);
            if (regionState != null) {
              // When there are more than one region server a new RS is selected as the
              // destination and the same is updated in the regionplan. (HBASE-5546)
              try {
                getRegionPlan(regionState.getRegion(), sn, true);
                new ClosedRegionHandler(server, this, regionState.getRegion()).process();
              } catch (HBaseIOException e) {
                LOG.warn("Failed to get region plan", e);
              }
            }
          }
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   */
  private void addToRITandCallClose(final HRegionInfo hri,
      final RegionState.State state, final RegionTransitionData oldData) {
    this.regionsInTransition.put(hri.getEncodedName(),
      new RegionState(hri, state, oldData.getStamp(), oldData.getOrigin()));
    new ClosedRegionHandler(this.master, this, hri).process();
  }
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          if (hri != null) {
            regionState = new RegionState(hri, RegionState.State.CLOSED, data
                .getStamp(), data.getOrigin());
            regionsInTransition.put(encodedName, regionState);
            removeClosedRegion(regionState.getRegion());
            new ClosedRegionHandler(master, this, regionState.getRegion())
              .process();
            failoverProcessedRegions.put(encodedName, hri);
            break;
          }
          // Should see CLOSED after CLOSING but possible after PENDING_CLOSE
          if (regionState == null ||
              (!regionState.isPendingClose() && !regionState.isClosing())) {
            LOG.warn("Received CLOSED for region " + prettyPrintedRegionName +
                " from server " + data.getOrigin() + " but region was in " +
                " the state " + regionState + " and not " +
                "in expected PENDING_CLOSE or CLOSING states");
            return;
          }
          // Handle CLOSED by assigning elsewhere or stopping if a disable
          // If we got here all is good.  Need to update RegionState -- else
          // what follows will fail because not in expected state.
          regionState.update(RegionState.State.CLOSED,
              data.getStamp(), data.getOrigin());
          removeClosedRegion(regionState.getRegion());
          this.executorService.submit(new ClosedRegionHandler(master,
            this, regionState.getRegion()));
          break;
         
        case RS_ZK_REGION_FAILED_OPEN:
          hri = checkIfInFailover(regionState, encodedName, data);
          if (hri != null) {
            regionState = new RegionState(hri, RegionState.State.CLOSED, data
                .getStamp(), data.getOrigin());
            regionsInTransition.put(encodedName, regionState);
            new ClosedRegionHandler(master, this, regionState.getRegion())
              .process();
            failoverProcessedRegions.put(encodedName, hri);
            break;
          }
          if (regionState == null ||
              (!regionState.isOffline() && !regionState.isPendingOpen() && !regionState.isOpening())) {
            LOG.warn("Received FAILED_OPEN for region " + prettyPrintedRegionName +
                " from server " + data.getOrigin() + " but region was in " +
                " the state " + regionState + " and not in OFFLINE, PENDING_OPEN or OPENING");
            return;
          }
          // Handle this the same as if it were opened and then closed.
          regionState.update(RegionState.State.CLOSED,
              data.getStamp(), data.getOrigin());
          // When there are more than one region server a new RS is selected as the
          // destination and the same is updated in the regionplan. (HBASE-5546)
          getRegionPlan(regionState, sn, true);
          this.executorService.submit(new ClosedRegionHandler(master,
            this, regionState.getRegion()));
          break;

        case RS_ZK_REGION_OPENING:
          hri = checkIfInFailover(regionState, encodedName, data);      
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          return;
        }
        // Handle CLOSED by assigning elsewhere or stopping if a disable
        // If we got here all is good.  Need to update RegionState -- else
        // what follows will fail because not in expected state.
        new ClosedRegionHandler(server, this, regionState.getRegion()).process();
        updateClosedRegionHandlerTracker(regionState.getRegion());
        break;

        case RS_ZK_REGION_FAILED_OPEN:
          if (regionState == null
              || !regionState.isPendingOpenOrOpeningOnServer(sn)) {
            LOG.warn("Received FAILED_OPEN for " + prettyPrintedRegionName
              + " from " + sn + " but the region isn't PENDING_OPEN/OPENING here: "
              + regionStates.getRegionState(encodedName));
            return;
          }
          AtomicInteger failedOpenCount = failedOpenTracker.get(encodedName);
          if (failedOpenCount == null) {
            failedOpenCount = new AtomicInteger();
            // No need to use putIfAbsent, or extra synchronization since
            // this whole handleRegion block is locked on the encoded region
            // name, and failedOpenTracker is updated only in this block
            failedOpenTracker.put(encodedName, failedOpenCount);
          }
          if (failedOpenCount.incrementAndGet() >= maximumAttempts) {
            regionStates.updateRegionState(rt, State.FAILED_OPEN);
            // remove the tracking info to save memory, also reset
            // the count for next open initiative
            failedOpenTracker.remove(encodedName);
          } else {
            // Handle this the same as if it were opened and then closed.
            regionState = regionStates.updateRegionState(rt, State.CLOSED);
            if (regionState != null) {
              // When there are more than one region server a new RS is selected as the
              // destination and the same is updated in the regionplan. (HBASE-5546)
              try {
                getRegionPlan(regionState.getRegion(), sn, true);
                new ClosedRegionHandler(server, this, regionState.getRegion()).process();
              } catch (HBaseIOException e) {
                LOG.warn("Failed to get region plan", e);
              }
            }
          }
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          return;
        }
        // Handle CLOSED by assigning elsewhere or stopping if a disable
        // If we got here all is good.  Need to update RegionState -- else
        // what follows will fail because not in expected state.
        new ClosedRegionHandler(server, this, regionState.getRegion()).process();
        updateClosedRegionHandlerTracker(regionState.getRegion());
        break;

        case RS_ZK_REGION_FAILED_OPEN:
          if (regionState == null
              || !regionState.isPendingOpenOrOpeningOnServer(sn)) {
            LOG.warn("Received FAILED_OPEN for " + prettyPrintedRegionName
              + " from " + sn + " but the region isn't PENDING_OPEN/OPENING here: "
              + regionStates.getRegionState(encodedName));
            return;
          }
          AtomicInteger failedOpenCount = failedOpenTracker.get(encodedName);
          if (failedOpenCount == null) {
            failedOpenCount = new AtomicInteger();
            // No need to use putIfAbsent, or extra synchronization since
            // this whole handleRegion block is locked on the encoded region
            // name, and failedOpenTracker is updated only in this block
            failedOpenTracker.put(encodedName, failedOpenCount);
          }
          if (failedOpenCount.incrementAndGet() >= maximumAttempts) {
            regionStates.updateRegionState(rt, State.FAILED_OPEN);
            // remove the tracking info to save memory, also reset
            // the count for next open initiative
            failedOpenTracker.remove(encodedName);
          } else {
            // Handle this the same as if it were opened and then closed.
            regionState = regionStates.updateRegionState(rt, State.CLOSED);
            if (regionState != null) {
              // When there are more than one region server a new RS is selected as the
              // destination and the same is updated in the regionplan. (HBASE-5546)
              try {
                getRegionPlan(regionState.getRegion(), sn, true);
                new ClosedRegionHandler(server, this, regionState.getRegion()).process();
              } catch (HBaseIOException e) {
                LOG.warn("Failed to get region plan", e);
              }
            }
          }
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   */
  private void addToRITandCallClose(final HRegionInfo hri,
      final RegionState.State state, final RegionTransitionData oldData) {
    this.regionsInTransition.put(hri.getEncodedName(),
      new RegionState(hri, state, oldData.getStamp(), oldData.getOrigin()));
    new ClosedRegionHandler(this.master, this, hri).process();
  }
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Related Classes of org.apache.hadoop.hbase.master.handler.ClosedRegionHandler

  • org.apache.hadoop.hbase.master.AssignmentManager
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