HBASE-7032 Remove old IncrementColumnValue code.

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1401447 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
eclark 2012-10-23 20:28:37 +00:00
parent 1725705a47
commit 2f06bfd297
3 changed files with 5 additions and 485 deletions

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@ -4820,110 +4820,6 @@ public class HRegion implements HeapSize { // , Writable{
return new Result(allKVs);
}
/**
* @param row
* @param family
* @param qualifier
* @param amount
* @param writeToWAL
* @return The new value.
* @throws IOException
* @deprecated use {@link #increment(Increment, Integer, boolean)}
*/
@Deprecated
public long incrementColumnValue(byte [] row, byte [] family,
byte [] qualifier, long amount, boolean writeToWAL)
throws IOException {
// to be used for metrics
long before = EnvironmentEdgeManager.currentTimeMillis();
checkRow(row, "increment");
boolean flush = false;
boolean wrongLength = false;
long txid = 0;
// Lock row
long result = amount;
startRegionOperation();
this.writeRequestsCount.increment();
try {
Integer lid = obtainRowLock(row);
this.updatesLock.readLock().lock();
try {
Store store = stores.get(family);
// Get the old value:
Get get = new Get(row);
get.addColumn(family, qualifier);
// we don't want to invoke coprocessor in this case; ICV is wrapped
// in HRegionServer, so we leave getLastIncrement alone
List<KeyValue> results = get(get, false);
if (!results.isEmpty()) {
KeyValue kv = results.get(0);
if(kv.getValueLength() == Bytes.SIZEOF_LONG){
byte [] buffer = kv.getBuffer();
int valueOffset = kv.getValueOffset();
result += Bytes.toLong(buffer, valueOffset, Bytes.SIZEOF_LONG);
}
else{
wrongLength = true;
}
}
if(!wrongLength){
// build the KeyValue now:
KeyValue newKv = new KeyValue(row, family,
qualifier, EnvironmentEdgeManager.currentTimeMillis(),
Bytes.toBytes(result));
// now log it:
if (writeToWAL) {
long now = EnvironmentEdgeManager.currentTimeMillis();
WALEdit walEdit = new WALEdit();
walEdit.add(newKv);
// Using default cluster id, as this can only happen in the
// orginating cluster. A slave cluster receives the final value (not
// the delta) as a Put.
txid = this.log.appendNoSync(regionInfo, this.htableDescriptor.getName(),
walEdit, HConstants.DEFAULT_CLUSTER_ID, now,
this.htableDescriptor);
}
// Now request the ICV to the store, this will set the timestamp
// appropriately depending on if there is a value in memcache or not.
// returns the change in the size of the memstore from operation
long size = store.updateColumnValue(row, family, qualifier, result);
size = this.addAndGetGlobalMemstoreSize(size);
flush = isFlushSize(size);
}
} finally {
this.updatesLock.readLock().unlock();
releaseRowLock(lid);
}
if (writeToWAL) {
syncOrDefer(txid); // sync the transaction log outside the rowlock
}
} finally {
closeRegionOperation();
}
// do after lock
long after = EnvironmentEdgeManager.currentTimeMillis();
this.opMetrics.updateIncrementColumnValueMetrics(family, after - before);
if (flush) {
// Request a cache flush. Do it outside update lock.
requestFlush();
}
if (wrongLength) {
throw new DoNotRetryIOException(
"Attempted to increment field that isn't 64 bits wide");
}
return result;
}
//
// New HBASE-880 Helpers
//

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@ -31,14 +31,7 @@ import org.apache.commons.logging.LogFactory;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.hbase.*;
import org.apache.hadoop.hbase.client.Append;
import org.apache.hadoop.hbase.client.Mutation;
import org.apache.hadoop.hbase.client.RowMutations;
import org.apache.hadoop.hbase.client.Delete;
import org.apache.hadoop.hbase.client.Get;
import org.apache.hadoop.hbase.client.Put;
import org.apache.hadoop.hbase.client.Result;
import org.apache.hadoop.hbase.client.Scan;
import org.apache.hadoop.hbase.client.*;
import org.apache.hadoop.hbase.util.Bytes;
import org.apache.hadoop.hbase.util.EnvironmentEdgeManagerTestHelper;
import org.junit.experimental.categories.Category;
@ -109,32 +102,6 @@ public class TestAtomicOperation extends HBaseTestCase {
assertEquals(0, Bytes.compareTo(Bytes.toBytes(v2+v1), result.getValue(fam1, qual2)));
}
/**
* Test one increment command.
*/
public void testIncrementColumnValue() throws IOException {
LOG.info("Starting test testIncrementColumnValue");
initHRegion(tableName, getName(), fam1);
long value = 1L;
long amount = 3L;
Put put = new Put(row);
put.add(fam1, qual1, Bytes.toBytes(value));
region.put(put);
long result = region.incrementColumnValue(row, fam1, qual1, amount, true);
assertEquals(value+amount, result);
HStore store = (HStore) region.getStore(fam1);
// ICV removes any extra values floating around in there.
assertEquals(1, store.memstore.kvset.size());
assertTrue(store.memstore.snapshot.isEmpty());
assertICV(row, fam1, qual1, value+amount);
}
/**
* Test multi-threaded increments.
*/
@ -223,7 +190,7 @@ public class TestAtomicOperation extends HBaseTestCase {
private int count;
public Incrementer(HRegion region,
public Incrementer(HRegion region,
int threadNumber, int amount, int numIncrements) {
this.region = region;
this.threadNumber = threadNumber;
@ -237,7 +204,9 @@ public class TestAtomicOperation extends HBaseTestCase {
public void run() {
for (int i=0; i<numIncrements; i++) {
try {
long result = region.incrementColumnValue(row, fam1, qual1, amount, true);
Increment inc = new Increment(row);
inc.addColumn(fam1, qual1, amount);
Result result = region.increment(inc, null, true);
// LOG.info("thread:" + threadNumber + " iter:" + i);
} catch (IOException e) {
e.printStackTrace();

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@ -2389,351 +2389,6 @@ public class TestHRegion extends HBaseTestCase {
}
}
public void testIncrementColumnValue_UpdatingInPlace() throws IOException {
this.region = initHRegion(tableName, getName(), fam1);
try {
long value = 1L;
long amount = 3L;
Put put = new Put(row);
put.add(fam1, qual1, Bytes.toBytes(value));
region.put(put);
long result = region.incrementColumnValue(row, fam1, qual1, amount, true);
assertEquals(value+amount, result);
HStore store = (HStore) region.getStore(fam1);
// ICV removes any extra values floating around in there.
assertEquals(1, store.memstore.kvset.size());
assertTrue(store.memstore.snapshot.isEmpty());
assertICV(row, fam1, qual1, value+amount);
} finally {
HRegion.closeHRegion(this.region);
this.region = null;
}
}
public void testIncrementColumnValue_BumpSnapshot() throws IOException {
ManualEnvironmentEdge mee = new ManualEnvironmentEdge();
EnvironmentEdgeManagerTestHelper.injectEdge(mee);
this.region = initHRegion(tableName, getName(), fam1);
try {
long value = 42L;
long incr = 44L;
// first put something in kvset, then snapshot it.
Put put = new Put(row);
put.add(fam1, qual1, Bytes.toBytes(value));
region.put(put);
// get the store in question:
HStore s = (HStore) region.getStore(fam1);
s.snapshot(); //bam
// now increment:
long newVal = region.incrementColumnValue(row, fam1, qual1,
incr, false);
assertEquals(value+incr, newVal);
// get both versions:
Get get = new Get(row);
get.setMaxVersions();
get.addColumn(fam1,qual1);
Result r = region.get(get, null);
assertEquals(2, r.size());
KeyValue first = r.raw()[0];
KeyValue second = r.raw()[1];
assertTrue("ICV failed to upgrade timestamp",
first.getTimestamp() != second.getTimestamp());
} finally {
HRegion.closeHRegion(this.region);
this.region = null;
}
}
public void testIncrementColumnValue_ConcurrentFlush() throws IOException {
this.region = initHRegion(tableName, getName(), fam1);
try {
long value = 1L;
long amount = 3L;
Put put = new Put(row);
put.add(fam1, qual1, Bytes.toBytes(value));
region.put(put);
// now increment during a flush
Thread t = new Thread() {
public void run() {
try {
region.flushcache();
} catch (IOException e) {
LOG.info("test ICV, got IOE during flushcache()");
}
}
};
t.start();
long r = region.incrementColumnValue(row, fam1, qual1, amount, true);
assertEquals(value+amount, r);
// this also asserts there is only 1 KeyValue in the set.
assertICV(row, fam1, qual1, value+amount);
} finally {
HRegion.closeHRegion(this.region);
this.region = null;
}
}
public void testIncrementColumnValue_heapSize() throws IOException {
EnvironmentEdgeManagerTestHelper.injectEdge(new IncrementingEnvironmentEdge());
this.region = initHRegion(tableName, getName(), fam1);
try {
long byAmount = 1L;
long size;
for( int i = 0; i < 1000 ; i++) {
region.incrementColumnValue(row, fam1, qual1, byAmount, true);
size = region.memstoreSize.get();
assertTrue("memstore size: " + size, size >= 0);
}
} finally {
HRegion.closeHRegion(this.region);
this.region = null;
}
}
public void testIncrementColumnValue_UpdatingInPlace_Negative()
throws IOException {
this.region = initHRegion(tableName, getName(), fam1);
try {
long value = 3L;
long amount = -1L;
Put put = new Put(row);
put.add(fam1, qual1, Bytes.toBytes(value));
region.put(put);
long result = region.incrementColumnValue(row, fam1, qual1, amount, true);
assertEquals(value+amount, result);
assertICV(row, fam1, qual1, value+amount);
} finally {
HRegion.closeHRegion(this.region);
this.region = null;
}
}
public void testIncrementColumnValue_AddingNew()
throws IOException {
this.region = initHRegion(tableName, getName(), fam1);
try {
long value = 1L;
long amount = 3L;
Put put = new Put(row);
put.add(fam1, qual1, Bytes.toBytes(value));
put.add(fam1, qual2, Bytes.toBytes(value));
region.put(put);
long result = region.incrementColumnValue(row, fam1, qual3, amount, true);
assertEquals(amount, result);
Get get = new Get(row);
get.addColumn(fam1, qual3);
Result rr = region.get(get, null);
assertEquals(1, rr.size());
// ensure none of the other cols were incremented.
assertICV(row, fam1, qual1, value);
assertICV(row, fam1, qual2, value);
assertICV(row, fam1, qual3, amount);
} finally {
HRegion.closeHRegion(this.region);
this.region = null;
}
}
public void testIncrementColumnValue_UpdatingFromSF() throws IOException {
this.region = initHRegion(tableName, getName(), fam1);
try {
long value = 1L;
long amount = 3L;
Put put = new Put(row);
put.add(fam1, qual1, Bytes.toBytes(value));
put.add(fam1, qual2, Bytes.toBytes(value));
region.put(put);
// flush to disk.
region.flushcache();
HStore store = (HStore) region.getStore(fam1);
assertEquals(0, store.memstore.kvset.size());
long r = region.incrementColumnValue(row, fam1, qual1, amount, true);
assertEquals(value+amount, r);
assertICV(row, fam1, qual1, value+amount);
} finally {
HRegion.closeHRegion(this.region);
this.region = null;
}
}
public void testIncrementColumnValue_AddingNewAfterSFCheck()
throws IOException {
this.region = initHRegion(tableName, getName(), fam1);
try {
long value = 1L;
long amount = 3L;
Put put = new Put(row);
put.add(fam1, qual1, Bytes.toBytes(value));
put.add(fam1, qual2, Bytes.toBytes(value));
region.put(put);
region.flushcache();
HStore store = (HStore) region.getStore(fam1);
assertEquals(0, store.memstore.kvset.size());
long r = region.incrementColumnValue(row, fam1, qual3, amount, true);
assertEquals(amount, r);
assertICV(row, fam1, qual3, amount);
region.flushcache();
// ensure that this gets to disk.
assertICV(row, fam1, qual3, amount);
} finally {
HRegion.closeHRegion(this.region);
this.region = null;
}
}
/**
* Added for HBASE-3235.
*
* When the initial put and an ICV update were arriving with the same timestamp,
* the initial Put KV was being skipped during {@link MemStore#upsert(KeyValue)}
* causing the iteration for matching KVs, causing the update-in-place to not
* happen and the ICV put to effectively disappear.
* @throws IOException
*/
public void testIncrementColumnValue_UpdatingInPlace_TimestampClobber() throws IOException {
this.region = initHRegion(tableName, getName(), fam1);
try {
long value = 1L;
long amount = 3L;
long now = EnvironmentEdgeManager.currentTimeMillis();
ManualEnvironmentEdge mock = new ManualEnvironmentEdge();
mock.setValue(now);
EnvironmentEdgeManagerTestHelper.injectEdge(mock);
// verify we catch an ICV on a put with the same timestamp
Put put = new Put(row);
put.add(fam1, qual1, now, Bytes.toBytes(value));
region.put(put);
long result = region.incrementColumnValue(row, fam1, qual1, amount, true);
assertEquals(value+amount, result);
HStore store = (HStore) region.getStore(fam1);
// ICV should update the existing Put with the same timestamp
assertEquals(1, store.memstore.kvset.size());
assertTrue(store.memstore.snapshot.isEmpty());
assertICV(row, fam1, qual1, value+amount);
// verify we catch an ICV even when the put ts > now
put = new Put(row);
put.add(fam1, qual2, now+1, Bytes.toBytes(value));
region.put(put);
result = region.incrementColumnValue(row, fam1, qual2, amount, true);
assertEquals(value+amount, result);
store = (HStore) region.getStore(fam1);
// ICV should update the existing Put with the same timestamp
assertEquals(2, store.memstore.kvset.size());
assertTrue(store.memstore.snapshot.isEmpty());
assertICV(row, fam1, qual2, value+amount);
EnvironmentEdgeManagerTestHelper.reset();
} finally {
HRegion.closeHRegion(this.region);
this.region = null;
}
}
public void testIncrementColumnValue_WrongInitialSize() throws IOException {
this.region = initHRegion(tableName, getName(), fam1);
try {
byte[] row1 = Bytes.add(Bytes.toBytes("1234"), Bytes.toBytes(0L));
int row1Field1 = 0;
int row1Field2 = 1;
Put put1 = new Put(row1);
put1.add(fam1, qual1, Bytes.toBytes(row1Field1));
put1.add(fam1, qual2, Bytes.toBytes(row1Field2));
region.put(put1);
long result;
try {
result = region.incrementColumnValue(row1, fam1, qual1, 1, true);
fail("Expected to fail here");
} catch (Exception exception) {
// Expected.
}
assertICV(row1, fam1, qual1, row1Field1);
assertICV(row1, fam1, qual2, row1Field2);
} finally {
HRegion.closeHRegion(this.region);
this.region = null;
}
}
public void testIncrement_WrongInitialSize() throws IOException {
this.region = initHRegion(tableName, getName(), fam1);
try {
byte[] row1 = Bytes.add(Bytes.toBytes("1234"), Bytes.toBytes(0L));
long row1Field1 = 0;
int row1Field2 = 1;
Put put1 = new Put(row1);
put1.add(fam1, qual1, Bytes.toBytes(row1Field1));
put1.add(fam1, qual2, Bytes.toBytes(row1Field2));
region.put(put1);
Increment increment = new Increment(row1);
increment.addColumn(fam1, qual1, 1);
//here we should be successful as normal
region.increment(increment, null, true);
assertICV(row1, fam1, qual1, row1Field1 + 1);
//failed to increment
increment = new Increment(row1);
increment.addColumn(fam1, qual2, 1);
try {
region.increment(increment, null, true);
fail("Expected to fail here");
} catch (Exception exception) {
// Expected.
}
assertICV(row1, fam1, qual2, row1Field2);
} finally {
HRegion.closeHRegion(this.region);
this.region = null;
}
}
private void assertICV(byte [] row,
byte [] familiy,
byte[] qualifier,