Examples of RevisionManager

Examples of org.apache.hcatalog.hbase.snapshot.RevisionManager

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        @Override
        public void abortJob(JobContext jobContext, int status)
            throws IOException {
            baseOutputCommitter.abortJob(jobContext, status);
            RevisionManager rm = null;
            try {
                rm = HBaseRevisionManagerUtil
                    .getOpenedRevisionManager(jobContext.getConfiguration());
                rm.abortWriteTransaction(HBaseRevisionManagerUtil
                    .getWriteTransaction(jobContext.getConfiguration()));
            } finally {
                cleanIntermediate(jobContext);
                if (rm != null)
                    rm.close();
            }
        }
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Examples of org.apache.hcatalog.hbase.snapshot.RevisionManager

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        }

        @Override
        public void commitJob(JobContext jobContext) throws IOException {
            baseOutputCommitter.commitJob(jobContext);
            RevisionManager rm = null;
            try {
                Configuration conf = jobContext.getConfiguration();
                Path srcPath = FileOutputFormat.getOutputPath(jobContext.getJobConf());
                if (!FileSystem.get(conf).exists(srcPath)) {
                    throw new IOException("Failed to bulk import hfiles. " +
                        "Intermediate data directory is cleaned up or missing. " +
                        "Please look at the bulk import job if it exists for failure reason");
                }
                Path destPath = new Path(srcPath.getParent(), srcPath.getName() + "_hfiles");
                boolean success = ImportSequenceFile.runJob(jobContext,
                    conf.get(HBaseConstants.PROPERTY_OUTPUT_TABLE_NAME_KEY),
                    srcPath,
                    destPath);
                if (!success) {
                    cleanIntermediate(jobContext);
                    throw new IOException("Failed to bulk import hfiles." +
                        " Please look at the bulk import job for failure reason");
                }
                rm = HBaseRevisionManagerUtil.getOpenedRevisionManager(conf);
                rm.commitWriteTransaction(HBaseRevisionManagerUtil.getWriteTransaction(conf));
                cleanIntermediate(jobContext);
            } finally {
                if (rm != null)
                    rm.close();
            }
        }
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Examples of org.apache.hcatalog.hbase.snapshot.RevisionManager

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        @Override
        public void abortJob(JobContext jobContext, int status)
            throws IOException {
            super.abortJob(jobContext, status);
            RevisionManager rm = null;
            try {
                rm = HBaseRevisionManagerUtil
                    .getOpenedRevisionManager(jobContext.getConfiguration());
                Transaction writeTransaction = HBaseRevisionManagerUtil
                    .getWriteTransaction(jobContext.getConfiguration());
                rm.abortWriteTransaction(writeTransaction);
            } finally {
                if (rm != null)
                    rm.close();
            }
        }
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Examples of org.apache.hcatalog.hbase.snapshot.RevisionManager

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            }
        }

        @Override
        public void commitJob(JobContext jobContext) throws IOException {
            RevisionManager rm = null;
            try {
                rm = HBaseRevisionManagerUtil
                    .getOpenedRevisionManager(jobContext.getConfiguration());
                rm.commitWriteTransaction(HBaseRevisionManagerUtil.getWriteTransaction(jobContext
                    .getConfiguration()));
            } finally {
                if (rm != null)
                    rm.close();
            }
        }
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Examples of org.apache.hcatalog.hbase.snapshot.RevisionManager

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        job.setOutputFormat(HBaseBulkOutputFormat.class);
        org.apache.hadoop.mapred.SequenceFileOutputFormat.setOutputPath(job, interPath);
        job.setOutputCommitter(HBaseBulkOutputCommitter.class);

        //manually create transaction
        RevisionManager rm = HBaseRevisionManagerUtil.getOpenedRevisionManager(conf);
        try {
            OutputJobInfo outputJobInfo = OutputJobInfo.create("default", tableName, null);
            Transaction txn = rm.beginWriteTransaction(tableName, Arrays.asList(familyName));
            outputJobInfo.getProperties().setProperty(HBaseConstants.PROPERTY_WRITE_TXN_KEY,
                HCatUtil.serialize(txn));
            job.set(HCatConstants.HCAT_KEY_OUTPUT_INFO,
                HCatUtil.serialize(outputJobInfo));
        } finally {
            rm.close();
        }

        job.setMapOutputKeyClass(ImmutableBytesWritable.class);
        job.setMapOutputValueClass(HCatRecord.class);
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Examples of org.apache.hcatalog.hbase.snapshot.RevisionManager

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        job.setOutputValueClass(HCatRecord.class);

        job.setNumReduceTasks(0);

        assertTrue(job.waitForCompletion(true));
        RevisionManager rm = HBaseRevisionManagerUtil.getOpenedRevisionManager(conf);
        try {
            TableSnapshot snapshot = rm.createSnapshot(databaseName + "." + tableName);
            for (String el : snapshot.getColumnFamilies()) {
                assertEquals(1, snapshot.getRevision(el));
            }
        } finally {
            rm.close();
        }

        //verify
        HTable table = new HTable(conf, databaseName + "." + tableName);
        Scan scan = new Scan();
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Examples of org.apache.hcatalog.hbase.snapshot.RevisionManager

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            conf, workingDir, MapWriteAbortTransaction.class,
            outputJobInfo, inputPath);
        assertFalse(job.waitForCompletion(true));

        // verify that revision manager has it as aborted transaction
        RevisionManager rm = HBaseRevisionManagerUtil.getOpenedRevisionManager(conf);
        try {
            TableSnapshot snapshot = rm.createSnapshot(databaseName + "." + tableName);
            for (String family : snapshot.getColumnFamilies()) {
                assertEquals(1, snapshot.getRevision(family));
                List<FamilyRevision> abortedWriteTransactions = rm.getAbortedWriteTransactions(
                    databaseName + "." + tableName, family);
                assertEquals(1, abortedWriteTransactions.size());
                assertEquals(1, abortedWriteTransactions.get(0).getRevision());
            }
        } finally {
            rm.close();
        }

        //verify that hbase does not have any of the records.
        //Since records are only written during commitJob,
        //hbase should not have any records.
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Examples of org.apache.hcatalog.hbase.snapshot.RevisionManager

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    }

    private List<Put> generatePuts(int num, String tableName) throws IOException {

        List<String> columnFamilies = Arrays.asList("testFamily");
        RevisionManager rm = null;
        List<Put> myPuts;
        try {
            rm = HBaseRevisionManagerUtil.getOpenedRevisionManager(hcatConf);
            rm.open();
            myPuts = new ArrayList<Put>();
            for (int i = 1; i <= num; i++) {
                Put put = new Put(Bytes.toBytes("testRow"));
                put.add(FAMILY, QUALIFIER1, i, Bytes.toBytes("textValue-" + i));
                put.add(FAMILY, QUALIFIER2, i, Bytes.toBytes("textValue-" + i));
                myPuts.add(put);
                Transaction tsx = rm.beginWriteTransaction(tableName,
                    columnFamilies);
                rm.commitWriteTransaction(tsx);
            }
        } finally {
            if (rm != null)
                rm.close();
        }

        return myPuts;
    }
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Examples of org.apache.hcatalog.hbase.snapshot.RevisionManager

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    }

    private long populateHBaseTableQualifier1(String tName, int value, Boolean commit)
        throws IOException {
        List<String> columnFamilies = Arrays.asList("testFamily");
        RevisionManager rm = null;
        List<Put> myPuts = new ArrayList<Put>();
        long revision;
        try {
            rm = HBaseRevisionManagerUtil.getOpenedRevisionManager(hcatConf);
            rm.open();
            Transaction tsx = rm.beginWriteTransaction(tName, columnFamilies);

            Put put = new Put(Bytes.toBytes("testRow"));
            revision = tsx.getRevisionNumber();
            put.add(FAMILY, QUALIFIER1, revision,
                Bytes.toBytes("textValue-" + value));
            myPuts.add(put);

            // If commit is null it is left as a running transaction
            if (commit != null) {
                if (commit) {
                    rm.commitWriteTransaction(tsx);
                } else {
                    rm.abortWriteTransaction(tsx);
                }
            }
        } finally {
            if (rm != null)
                rm.close();
        }
        HTable table = new HTable(getHbaseConf(), Bytes.toBytes(tName));
        table.put(myPuts);
        return revision;
    }
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Examples of org.apache.hcatalog.hbase.snapshot.RevisionManager

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        job.setOutputFormat(HBaseBulkOutputFormat.class);
        org.apache.hadoop.mapred.SequenceFileOutputFormat.setOutputPath(job, interPath);
        job.setOutputCommitter(HBaseBulkOutputCommitter.class);

        //manually create transaction
        RevisionManager rm = HBaseRevisionManagerUtil.getOpenedRevisionManager(conf);
        try {
            OutputJobInfo outputJobInfo = OutputJobInfo.create("default", tableName, null);
            Transaction txn = rm.beginWriteTransaction(tableName, Arrays.asList(familyName));
            outputJobInfo.getProperties().setProperty(HBaseConstants.PROPERTY_WRITE_TXN_KEY,
                                                      HCatUtil.serialize(txn));
            job.set(HCatConstants.HCAT_KEY_OUTPUT_INFO,
                                       HCatUtil.serialize(outputJobInfo));
        } finally {
            rm.close();
        }

        job.setMapOutputKeyClass(ImmutableBytesWritable.class);
        job.setMapOutputValueClass(HCatRecord.class);
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