本文整理汇总了Java中org.apache.hadoop.hbase.client.Table.increment方法的典型用法代码示例。如果您正苦于以下问题:Java Table.increment方法的具体用法?Java Table.increment怎么用?Java Table.increment使用的例子?那么, 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.client.Table
的用法示例。
在下文中一共展示了Table.increment方法的3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: increment
import org.apache.hadoop.hbase.client.Table; //导入方法依赖的package包/类
@Override
public void increment(TIncrement tincrement) throws IOError, TException {
if (tincrement.getRow().length == 0 || tincrement.getTable().length == 0) {
throw new TException("Must supply a table and a row key; can't increment");
}
if (conf.getBoolean(COALESCE_INC_KEY, false)) {
this.coalescer.queueIncrement(tincrement);
return;
}
Table table = null;
try {
table = getTable(tincrement.getTable());
Increment inc = ThriftUtilities.incrementFromThrift(tincrement);
table.increment(inc);
} catch (IOException e) {
LOG.warn(e.getMessage(), e);
throw new IOError(Throwables.getStackTraceAsString(e));
} finally{
closeTable(table);
}
}
示例2: testIncrementHook
import org.apache.hadoop.hbase.client.Table; //导入方法依赖的package包/类
@Test (timeout=300000)
public void testIncrementHook() throws IOException {
TableName tableName = TableName.valueOf(TEST_TABLE.getNameAsString() + ".testIncrementHook");
Table table = util.createTable(tableName, new byte[][] {A, B, C});
try {
Increment inc = new Increment(Bytes.toBytes(0));
inc.addColumn(A, A, 1);
verifyMethodResult(SimpleRegionObserver.class,
new String[] {"hadPreIncrement", "hadPostIncrement", "hadPreIncrementAfterRowLock"},
tableName,
new Boolean[] {false, false, false}
);
table.increment(inc);
verifyMethodResult(SimpleRegionObserver.class,
new String[] {"hadPreIncrement", "hadPostIncrement", "hadPreIncrementAfterRowLock"},
tableName,
new Boolean[] {true, true, true}
);
} finally {
util.deleteTable(tableName);
table.close();
}
}
示例3: mutate
import org.apache.hadoop.hbase.client.Table; //导入方法依赖的package包/类
public void mutate(Table table, Mutation m,
long keyBase, byte[] row, byte[] cf, byte[] q, byte[] v) {
long start = System.currentTimeMillis();
try {
m = dataGenerator.beforeMutate(keyBase, m);
if (m instanceof Increment) {
table.increment((Increment)m);
} else if (m instanceof Append) {
table.append((Append)m);
} else if (m instanceof Put) {
table.checkAndPut(row, cf, q, v, (Put)m);
} else if (m instanceof Delete) {
table.checkAndDelete(row, cf, q, v, (Delete)m);
} else {
throw new IllegalArgumentException(
"unsupported mutation " + m.getClass().getSimpleName());
}
totalOpTimeMs.addAndGet(System.currentTimeMillis() - start);
} catch (IOException e) {
if (ignoreNonceConflicts && (e instanceof OperationConflictException)) {
LOG.info("Detected nonce conflict, ignoring: " + e.getMessage());
totalOpTimeMs.addAndGet(System.currentTimeMillis() - start);
return;
}
failedKeySet.add(keyBase);
String exceptionInfo;
if (e instanceof RetriesExhaustedWithDetailsException) {
RetriesExhaustedWithDetailsException aggEx = (RetriesExhaustedWithDetailsException) e;
exceptionInfo = aggEx.getExhaustiveDescription();
} else {
exceptionInfo = StringUtils.stringifyException(e);
}
LOG.error("Failed to mutate: " + keyBase + " after " +
(System.currentTimeMillis() - start) +
"ms; region information: " + getRegionDebugInfoSafe(table, m.getRow()) + "; errors: "
+ exceptionInfo);
}
}