Java Code Examples for org.apache.hadoop.hbase.io.ImmutableBytesWritable#copyBytes()
The following examples show how to use
org.apache.hadoop.hbase.io.ImmutableBytesWritable#copyBytes() .
You can vote up the ones you like or vote down the ones you don't like,
and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: DistinctValueWithCountServerAggregator.java From phoenix with Apache License 2.0 | 6 votes |
@Override public void aggregate(Tuple tuple, ImmutableBytesWritable ptr) { ImmutableBytesPtr key = ptr.get().length > FIXED_COPY_THRESHOLD && ptr.get().length > ptr.getLength() * COPY_THRESHOLD ? new ImmutableBytesPtr(ptr.copyBytes()) : new ImmutableBytesPtr(ptr); Integer count = this.valueVsCount.get(key); if (count == null) { this.valueVsCount.put(key, 1); heapSize += SizedUtil.MAP_ENTRY_SIZE + // entry Bytes.SIZEOF_INT + // key size key.getLength() + SizedUtil.ARRAY_SIZE; // value size } else { this.valueVsCount.put(key, ++count); } }
Example 2
Source File: HalyardPreSplit.java From Halyard with Apache License 2.0 | 5 votes |
@Override public void reduce(ImmutableBytesWritable key, Iterable<LongWritable> values, Context context) throws IOException, InterruptedException { byte region = key.get()[key.getOffset()]; if (lastRegion != region || size > splitLimit) { byte[] split = lastRegion != region ? new byte[]{region} : key.copyBytes(); splits.add(split); context.setStatus("#" + splits.size() + " " + Arrays.toString(split)); lastRegion = key.get()[key.getOffset()]; size = 0; } for (LongWritable val : values) { size += val.get(); } }
Example 3
Source File: ByteUtil.java From phoenix with BSD 3-Clause "New" or "Revised" License | 5 votes |
/** * Given an ImmutableBytesWritable, returns the payload part of the argument as an byte array. */ public static byte[] copyKeyBytesIfNecessary(ImmutableBytesWritable ptr) { if (ptr.getOffset() == 0 && ptr.getLength() == ptr.get().length) { return ptr.get(); } return ptr.copyBytes(); }
Example 4
Source File: ByteUtil.java From phoenix with Apache License 2.0 | 5 votes |
/** * Given an ImmutableBytesWritable, returns the payload part of the argument as an byte array. */ public static byte[] copyKeyBytesIfNecessary(ImmutableBytesWritable ptr) { if (ptr.getOffset() == 0 && ptr.getLength() == ptr.get().length) { return ptr.get(); } return ptr.copyBytes(); }
Example 5
Source File: TsvImporterCustomTestMapper.java From hbase with Apache License 2.0 | 5 votes |
/** * Convert a line of TSV text into an HBase table row after transforming the * values by multiplying them by 3. */ @Override public void map(LongWritable offset, Text value, Context context) throws IOException { byte[] family = Bytes.toBytes("FAM"); final byte[][] qualifiers = { Bytes.toBytes("A"), Bytes.toBytes("B") }; // do some basic line parsing byte[] lineBytes = value.getBytes(); String[] valueTokens = new String(lineBytes, StandardCharsets.UTF_8).split("\u001b"); // create the rowKey and Put ImmutableBytesWritable rowKey = new ImmutableBytesWritable(Bytes.toBytes(valueTokens[0])); Put put = new Put(rowKey.copyBytes()); put.setDurability(Durability.SKIP_WAL); //The value should look like this: VALUE1 or VALUE2. Let's multiply //the integer by 3 for(int i = 1; i < valueTokens.length; i++) { String prefix = valueTokens[i].substring(0, "VALUE".length()); String suffix = valueTokens[i].substring("VALUE".length()); String newValue = prefix + Integer.parseInt(suffix) * 3; KeyValue kv = new KeyValue(rowKey.copyBytes(), family, qualifiers[i-1], Bytes.toBytes(newValue)); put.add(kv); } try { context.write(rowKey, put); } catch (InterruptedException e) { e.printStackTrace(); } }
Example 6
Source File: RowKeySchemaTest.java From phoenix with Apache License 2.0 | 5 votes |
private static byte[] getKeyPart(PTable t, String... keys) throws SQLException { ImmutableBytesWritable ptr = new ImmutableBytesWritable(); byte[][] keyByteArray = new byte[keys.length][]; int i = 0; for (String key : keys) { keyByteArray[i++] = key == null ? ByteUtil.EMPTY_BYTE_ARRAY : Bytes.toBytes(key); } t.newKey(ptr, keyByteArray); return ptr.copyBytes(); }
Example 7
Source File: BaseResultIterators.java From phoenix with Apache License 2.0 | 5 votes |
/** * Truncates range to be a max of rangeSpan fields * @param schema row key schema * @param fieldIndex starting index of field with in the row key schema * @param rangeSpan maximum field length * @return the same range if unchanged and otherwise a new range */ public static KeyRange clipRange(RowKeySchema schema, int fieldIndex, int rangeSpan, KeyRange range) { if (range == KeyRange.EVERYTHING_RANGE) { return range; } if (range == KeyRange.EMPTY_RANGE) { return range; } ImmutableBytesWritable ptr = new ImmutableBytesWritable(); boolean newRange = false; boolean lowerUnbound = range.lowerUnbound(); boolean lowerInclusive = range.isLowerInclusive(); byte[] lowerRange = range.getLowerRange(); if (!lowerUnbound && lowerRange.length > 0) { if (clipKeyRangeBytes(schema, fieldIndex, rangeSpan, lowerRange, ptr, true)) { // Make lower range inclusive since we're decreasing the range by chopping the last part off lowerInclusive = true; lowerRange = ptr.copyBytes(); newRange = true; } } boolean upperUnbound = range.upperUnbound(); boolean upperInclusive = range.isUpperInclusive(); byte[] upperRange = range.getUpperRange(); if (!upperUnbound && upperRange.length > 0) { if (clipKeyRangeBytes(schema, fieldIndex, rangeSpan, upperRange, ptr, false)) { // Make lower range inclusive since we're decreasing the range by chopping the last part off upperInclusive = true; upperRange = ptr.copyBytes(); newRange = true; } } return newRange ? KeyRange.getKeyRange(lowerRange, lowerInclusive, upperRange, upperInclusive) : range; }
Example 8
Source File: ByteUtil.java From phoenix with Apache License 2.0 | 5 votes |
/** * Given an ImmutableBytesWritable, returns the payload part of the argument as an byte array. */ public static byte[] copyKeyBytesIfNecessary(ImmutableBytesWritable ptr) { if (ptr.getOffset() == 0 && ptr.getLength() == ptr.get().length) { return ptr.get(); } return ptr.copyBytes(); }
Example 9
Source File: SystemCatalogWALEntryFilterIT.java From phoenix with Apache License 2.0 | 5 votes |
public Get getGet(PTable catalogTable, byte[] tenantId, String viewName) { byte[][] tenantKeyParts = new byte[5][]; tenantKeyParts[0] = tenantId; tenantKeyParts[1] = Bytes.toBytes(SCHEMA_NAME.toUpperCase()); tenantKeyParts[2] = Bytes.toBytes(viewName.toUpperCase()); tenantKeyParts[3] = Bytes.toBytes(VIEW_COLUMN_NAME); tenantKeyParts[4] = VIEW_COLUMN_FAMILY_BYTES; ImmutableBytesWritable key = new ImmutableBytesWritable(); catalogTable.newKey(key, tenantKeyParts); //the backing byte array of key might have extra space at the end. // need to just slice "the good parts" which we do by calling copyBytes return new Get(key.copyBytes()); }
Example 10
Source File: IndexMaintainerTest.java From phoenix with BSD 3-Clause "New" or "Revised" License | 4 votes |
private void testIndexRowKeyBuilding(String schemaName, String tableName, String dataColumns, String pk, String indexColumns, Object[] values, String includeColumns, String dataProps, String indexProps, KeyValueBuilder builder) throws Exception { Connection conn = DriverManager.getConnection(getUrl()); String fullTableName = SchemaUtil.getTableName(schemaName, tableName) ; conn.createStatement().execute("CREATE TABLE " + fullTableName + "(" + dataColumns + " CONSTRAINT pk PRIMARY KEY (" + pk + ")) " + (dataProps.isEmpty() ? "" : dataProps) ); try { conn.createStatement().execute("CREATE INDEX idx ON " + fullTableName + "(" + indexColumns + ") " + (includeColumns.isEmpty() ? "" : "INCLUDE (" + includeColumns + ") ") + (indexProps.isEmpty() ? "" : indexProps)); PTable table = conn.unwrap(PhoenixConnection.class).getPMetaData().getTable(SchemaUtil.getTableName(SchemaUtil.normalizeIdentifier(schemaName),SchemaUtil.normalizeIdentifier(tableName))); PTable index = conn.unwrap(PhoenixConnection.class).getPMetaData().getTable(SchemaUtil.getTableName(SchemaUtil.normalizeIdentifier(schemaName),SchemaUtil.normalizeIdentifier("idx"))); ImmutableBytesWritable ptr = new ImmutableBytesWritable(); table.getIndexMaintainers(ptr); List<IndexMaintainer> c1 = IndexMaintainer.deserialize(ptr, builder); assertEquals(1,c1.size()); IndexMaintainer im1 = c1.get(0); StringBuilder buf = new StringBuilder("UPSERT INTO " + fullTableName + " VALUES("); for (int i = 0; i < values.length; i++) { buf.append("?,"); } buf.setCharAt(buf.length()-1, ')'); PreparedStatement stmt = conn.prepareStatement(buf.toString()); for (int i = 0; i < values.length; i++) { stmt.setObject(i+1, values[i]); } stmt.execute(); Iterator<Pair<byte[],List<KeyValue>>> iterator = PhoenixRuntime.getUncommittedDataIterator(conn); List<KeyValue> dataKeyValues = iterator.next().getSecond(); Map<ColumnReference,byte[]> valueMap = Maps.newHashMapWithExpectedSize(dataKeyValues.size()); ImmutableBytesWritable rowKeyPtr = new ImmutableBytesWritable(dataKeyValues.get(0).getRow()); Put dataMutation = new Put(rowKeyPtr.copyBytes()); for (KeyValue kv : dataKeyValues) { valueMap.put(new ColumnReference(kv.getFamily(),kv.getQualifier()), kv.getValue()); dataMutation.add(kv); } ValueGetter valueGetter = newValueGetter(valueMap); List<Mutation> indexMutations = IndexTestUtil.generateIndexData(index, table, dataMutation, ptr, builder); assertEquals(1,indexMutations.size()); assertTrue(indexMutations.get(0) instanceof Put); Mutation indexMutation = indexMutations.get(0); ImmutableBytesWritable indexKeyPtr = new ImmutableBytesWritable(indexMutation.getRow()); ptr.set(rowKeyPtr.get(), rowKeyPtr.getOffset(), rowKeyPtr.getLength()); byte[] mutablelndexRowKey = im1.buildRowKey(valueGetter, ptr); byte[] immutableIndexRowKey = indexKeyPtr.copyBytes(); assertArrayEquals(immutableIndexRowKey, mutablelndexRowKey); for (ColumnReference ref : im1.getCoverededColumns()) { valueMap.get(ref); } } finally { try { conn.createStatement().execute("DROP TABLE " + fullTableName); } finally { conn.close(); } } }
Example 11
Source File: ClientKeyValue.java From phoenix with BSD 3-Clause "New" or "Revised" License | 4 votes |
private ImmutableBytesWritable copy(ImmutableBytesWritable bytes) { return new ImmutableBytesWritable(bytes.copyBytes()); }
Example 12
Source File: ImmutableBytesPtr.java From phoenix with BSD 3-Clause "New" or "Revised" License | 4 votes |
public static byte[] copyBytesIfNecessary(ImmutableBytesWritable ptr) { if (ptr.getOffset() == 0 && ptr.getLength() == ptr.get().length) { return ptr.get(); } return ptr.copyBytes(); }
Example 13
Source File: IndexMaintainerTest.java From phoenix with Apache License 2.0 | 4 votes |
private void testIndexRowKeyBuilding(String schemaName, String tableName, String dataColumns, String pk, String indexColumns, Object[] values, String includeColumns, String dataProps, String indexProps, KeyValueBuilder builder) throws Exception { Connection conn = DriverManager.getConnection(getUrl()); String fullTableName = SchemaUtil.getTableName(SchemaUtil.normalizeIdentifier(schemaName),SchemaUtil.normalizeIdentifier(tableName)); String fullIndexName = SchemaUtil.getTableName(SchemaUtil.normalizeIdentifier(schemaName),SchemaUtil.normalizeIdentifier("idx")); conn.createStatement().execute("CREATE TABLE " + fullTableName + "(" + dataColumns + " CONSTRAINT pk PRIMARY KEY (" + pk + ")) " + (dataProps.isEmpty() ? "" : dataProps) ); try { conn.createStatement().execute("CREATE INDEX idx ON " + fullTableName + "(" + indexColumns + ") " + (includeColumns.isEmpty() ? "" : "INCLUDE (" + includeColumns + ") ") + (indexProps.isEmpty() ? "" : indexProps)); PhoenixConnection pconn = conn.unwrap(PhoenixConnection.class); PTable table = pconn.getTable(new PTableKey(pconn.getTenantId(), fullTableName)); PTable index = pconn.getTable(new PTableKey(pconn.getTenantId(),fullIndexName)); ImmutableBytesWritable ptr = new ImmutableBytesWritable(); table.getIndexMaintainers(ptr, pconn); List<IndexMaintainer> c1 = IndexMaintainer.deserialize(ptr, builder, true); assertEquals(1,c1.size()); IndexMaintainer im1 = c1.get(0); StringBuilder buf = new StringBuilder("UPSERT INTO " + fullTableName + " VALUES("); for (int i = 0; i < values.length; i++) { buf.append("?,"); } buf.setCharAt(buf.length()-1, ')'); PreparedStatement stmt = conn.prepareStatement(buf.toString()); for (int i = 0; i < values.length; i++) { stmt.setObject(i+1, values[i]); } stmt.execute(); Iterator<Pair<byte[],List<Cell>>> iterator = PhoenixRuntime.getUncommittedDataIterator(conn); List<Cell> dataKeyValues = iterator.next().getSecond(); Map<ColumnReference,byte[]> valueMap = Maps.newHashMapWithExpectedSize(dataKeyValues.size()); ImmutableBytesWritable rowKeyPtr = new ImmutableBytesWritable(dataKeyValues.get(0).getRowArray(), dataKeyValues.get(0).getRowOffset(), dataKeyValues.get(0).getRowLength()); byte[] row = rowKeyPtr.copyBytes(); Put dataMutation = new Put(row); for (Cell kv : dataKeyValues) { valueMap.put(new ColumnReference(kv.getFamilyArray(), kv.getFamilyOffset(), kv.getFamilyLength(), kv.getQualifierArray(), kv.getQualifierOffset(), kv.getQualifierLength()), CellUtil.cloneValue(kv)); dataMutation.add(kv); } ValueGetter valueGetter = newValueGetter(row, valueMap); List<Mutation> indexMutations = IndexTestUtil.generateIndexData(index, table, dataMutation, ptr, builder); assertEquals(1,indexMutations.size()); assertTrue(indexMutations.get(0) instanceof Put); Mutation indexMutation = indexMutations.get(0); ImmutableBytesWritable indexKeyPtr = new ImmutableBytesWritable(indexMutation.getRow()); ptr.set(rowKeyPtr.get(), rowKeyPtr.getOffset(), rowKeyPtr.getLength()); byte[] mutablelndexRowKey = im1.buildRowKey(valueGetter, ptr, null, null, HConstants.LATEST_TIMESTAMP); byte[] immutableIndexRowKey = indexKeyPtr.copyBytes(); assertArrayEquals(immutableIndexRowKey, mutablelndexRowKey); for (ColumnReference ref : im1.getCoveredColumns()) { valueMap.get(ref); } byte[] dataRowKey = im1.buildDataRowKey(indexKeyPtr, null); assertArrayEquals(dataRowKey, CellUtil.cloneRow(dataKeyValues.get(0))); } finally { try { conn.rollback(); conn.createStatement().execute("DROP TABLE " + fullTableName); } finally { conn.close(); } } }
Example 14
Source File: ImmutableBytesPtr.java From phoenix with Apache License 2.0 | 4 votes |
public static byte[] copyBytesIfNecessary(ImmutableBytesWritable ptr) { if (ptr.getOffset() == 0 && ptr.getLength() == ptr.get().length) { return ptr.get(); } return ptr.copyBytes(); }
Example 15
Source File: WhereOptimizer.java From phoenix with Apache License 2.0 | 4 votes |
/** * Intersects an RVC that starts at pkPos with an overlapping range that starts at otherPKPos. * For example, ((A, B) - (J, K)) intersected with (F - *) would return ((A,F) - (J, K)) * ((A, B) - (J, K)) intersected with (M - P) would return (A-J) since both of the trailing * part of the RVC, B and K, do not intersect with B and K. * @param result an RVC expression starting from pkPos and with length of at least otherPKPos - pkPos. * @param pkPos the PK position of the leading part of the RVC expression * @param otherRange the other range to intersect with the overlapping part of the RVC. * @param otherPKPos the PK position of the leading part of the other range * @return resulting KeyRange from the intersection, potentially an empty range if the result RVC * is a single key and the trailing part of the key does not intersect with the RVC. */ private KeyRange intersectTrailing(KeyRange result, int pkPos, KeyRange otherRange, int otherPKPos) { RowKeySchema rowKeySchema = table.getRowKeySchema(); ImmutableBytesWritable ptr = context.getTempPtr(); int separatorLength = table.getPKColumns().get(otherPKPos-1).getDataType().isFixedWidth() ? 0 : 1; boolean lowerInclusive = result.isLowerInclusive(); byte[] lowerRange = result.getLowerRange(); ptr.set(lowerRange); // Position ptr at the point at which the two ranges overlap if (rowKeySchema.position(ptr, pkPos, otherPKPos)) { int lowerOffset = ptr.getOffset(); // Increase the length of the ptr to include the entire trailing bytes ptr.set(ptr.get(), lowerOffset, lowerRange.length - lowerOffset); byte[] trailingBytes = ptr.copyBytes(); // Special case for single key since single keys of different span lengths // will never overlap. We do not need to process both the lower and upper // ranges since they are the same. if (result.isSingleKey() && otherRange.isSingleKey()) { int minSpan = rowKeySchema.computeMinSpan(pkPos, result, ptr); int otherMinSpan = rowKeySchema.computeMinSpan(otherPKPos, otherRange, ptr); byte[] otherLowerRange; boolean isFixedWidthAtEnd; if (pkPos + minSpan <= otherPKPos + otherMinSpan) { otherLowerRange = otherRange.getLowerRange(); isFixedWidthAtEnd = table.getPKColumns().get(pkPos + minSpan -1).getDataType().isFixedWidth(); } else { otherLowerRange = trailingBytes; trailingBytes = otherRange.getLowerRange(); isFixedWidthAtEnd = table.getPKColumns().get(otherPKPos + otherMinSpan -1).getDataType().isFixedWidth(); } // If the otherRange starts with the overlapping trailing byte *and* we're comparing // the entire key (i.e. not just a leading subset), then we have an intersection. if (Bytes.startsWith(otherLowerRange, trailingBytes) && (isFixedWidthAtEnd || otherLowerRange.length == trailingBytes.length || otherLowerRange[trailingBytes.length] == QueryConstants.SEPARATOR_BYTE)) { return result; } // Otherwise, there is no overlap return KeyRange.EMPTY_RANGE; } // If we're not dealing with single keys, then we can use our normal intersection if (otherRange.intersect(KeyRange.getKeyRange(trailingBytes)) == KeyRange.EMPTY_RANGE) { // Exit early since the upper range is the same as the lower range if (result.isSingleKey()) { return KeyRange.EMPTY_RANGE; } ptr.set(result.getLowerRange(), 0, lowerOffset - separatorLength); lowerRange = ptr.copyBytes(); } } boolean upperInclusive = result.isUpperInclusive(); byte[] upperRange = result.getUpperRange(); ptr.set(upperRange); if (rowKeySchema.position(ptr, pkPos, otherPKPos)) { int upperOffset = ptr.getOffset(); ptr.set(ptr.get(), upperOffset, upperRange.length - upperOffset); if (otherRange.intersect(KeyRange.getKeyRange(ptr.copyBytes())) == KeyRange.EMPTY_RANGE) { ptr.set(ptr.get(), 0, upperOffset - separatorLength); upperRange = ptr.copyBytes(); } } if (lowerRange == result.getLowerRange() && upperRange == result.getUpperRange()) { return result; } KeyRange range = KeyRange.getKeyRange(lowerRange, lowerInclusive, upperRange, upperInclusive); return range; }
Example 16
Source File: TsvImporterMapper.java From hbase with Apache License 2.0 | 4 votes |
/** * Convert a line of TSV text into an HBase table row. */ @Override public void map(LongWritable offset, Text value, Context context) throws IOException { byte[] lineBytes = value.getBytes(); try { ImportTsv.TsvParser.ParsedLine parsed = parser.parse( lineBytes, value.getLength()); ImmutableBytesWritable rowKey = new ImmutableBytesWritable(lineBytes, parsed.getRowKeyOffset(), parsed.getRowKeyLength()); // Retrieve timestamp if exists ts = parsed.getTimestamp(ts); cellVisibilityExpr = parsed.getCellVisibility(); ttl = parsed.getCellTTL(); // create tags for the parsed line if (hfileOutPath != null) { tags.clear(); if (cellVisibilityExpr != null) { tags.addAll(kvCreator.getVisibilityExpressionResolver().createVisibilityExpTags( cellVisibilityExpr)); } // Add TTL directly to the KV so we can vary them when packing more than one KV // into puts if (ttl > 0) { tags.add(new ArrayBackedTag(TagType.TTL_TAG_TYPE, Bytes.toBytes(ttl))); } } Put put = new Put(rowKey.copyBytes()); for (int i = 0; i < parsed.getColumnCount(); i++) { if (i == parser.getRowKeyColumnIndex() || i == parser.getTimestampKeyColumnIndex() || i == parser.getAttributesKeyColumnIndex() || i == parser.getCellVisibilityColumnIndex() || i == parser.getCellTTLColumnIndex() || (skipEmptyColumns && parsed.getColumnLength(i) == 0)) { continue; } populatePut(lineBytes, parsed, put, i); } context.write(rowKey, put); } catch (ImportTsv.TsvParser.BadTsvLineException | IllegalArgumentException | InvalidLabelException badLine) { if (logBadLines) { System.err.println(value); } System.err.println("Bad line at offset: " + offset.get() + ":\n" + badLine.getMessage()); if (skipBadLines) { incrementBadLineCount(1); return; } throw new IOException(badLine); } catch (InterruptedException e) { LOG.error("Interrupted while emitting put", e); Thread.currentThread().interrupt(); } }
Example 17
Source File: IndexMaintainerTest.java From phoenix with Apache License 2.0 | 4 votes |
@SuppressWarnings("deprecation") private void testIndexRowKeyBuilding(String schemaName, String tableName, String dataColumns, String pk, String indexColumns, Object[] values, String includeColumns, String dataProps, String indexProps, KeyValueBuilder builder) throws Exception { Connection conn = DriverManager.getConnection(getUrl()); String fullTableName = SchemaUtil.getTableName(SchemaUtil.normalizeIdentifier(schemaName),SchemaUtil.normalizeIdentifier(tableName)); String fullIndexName = SchemaUtil.getTableName(SchemaUtil.normalizeIdentifier(schemaName),SchemaUtil.normalizeIdentifier("idx")); conn.createStatement().execute("CREATE TABLE " + fullTableName + "(" + dataColumns + " CONSTRAINT pk PRIMARY KEY (" + pk + ")) " + (dataProps.isEmpty() ? "" : dataProps) ); try { conn.createStatement().execute("CREATE INDEX idx ON " + fullTableName + "(" + indexColumns + ") " + (includeColumns.isEmpty() ? "" : "INCLUDE (" + includeColumns + ") ") + (indexProps.isEmpty() ? "" : indexProps)); PhoenixConnection pconn = conn.unwrap(PhoenixConnection.class); PTable table = pconn.getMetaDataCache().getTable(new PTableKey(pconn.getTenantId(), fullTableName)); PTable index = pconn.getMetaDataCache().getTable(new PTableKey(pconn.getTenantId(),fullIndexName)); ImmutableBytesWritable ptr = new ImmutableBytesWritable(); table.getIndexMaintainers(ptr, pconn); List<IndexMaintainer> c1 = IndexMaintainer.deserialize(ptr, builder); assertEquals(1,c1.size()); IndexMaintainer im1 = c1.get(0); StringBuilder buf = new StringBuilder("UPSERT INTO " + fullTableName + " VALUES("); for (int i = 0; i < values.length; i++) { buf.append("?,"); } buf.setCharAt(buf.length()-1, ')'); PreparedStatement stmt = conn.prepareStatement(buf.toString()); for (int i = 0; i < values.length; i++) { stmt.setObject(i+1, values[i]); } stmt.execute(); Iterator<Pair<byte[],List<KeyValue>>> iterator = PhoenixRuntime.getUncommittedDataIterator(conn); List<KeyValue> dataKeyValues = iterator.next().getSecond(); Map<ColumnReference,byte[]> valueMap = Maps.newHashMapWithExpectedSize(dataKeyValues.size()); byte[] row = dataKeyValues.get(0).getRow(); ImmutableBytesWritable rowKeyPtr = new ImmutableBytesWritable(row); Put dataMutation = new Put(rowKeyPtr.copyBytes()); for (KeyValue kv : dataKeyValues) { valueMap.put(new ColumnReference(kv.getFamily(),kv.getQualifier()), kv.getValue()); dataMutation.add(kv); } ValueGetter valueGetter = newValueGetter(row, valueMap); List<Mutation> indexMutations = IndexTestUtil.generateIndexData(index, table, dataMutation, ptr, builder); assertEquals(1,indexMutations.size()); assertTrue(indexMutations.get(0) instanceof Put); Mutation indexMutation = indexMutations.get(0); ImmutableBytesWritable indexKeyPtr = new ImmutableBytesWritable(indexMutation.getRow()); ptr.set(rowKeyPtr.get(), rowKeyPtr.getOffset(), rowKeyPtr.getLength()); byte[] mutablelndexRowKey = im1.buildRowKey(valueGetter, ptr, null, null); byte[] immutableIndexRowKey = indexKeyPtr.copyBytes(); assertArrayEquals(immutableIndexRowKey, mutablelndexRowKey); for (ColumnReference ref : im1.getCoverededColumns()) { valueMap.get(ref); } byte[] dataRowKey = im1.buildDataRowKey(indexKeyPtr, null); assertArrayEquals(dataRowKey, dataKeyValues.get(0).getRow()); } finally { try { conn.createStatement().execute("DROP TABLE " + fullTableName); } finally { conn.close(); } } }
Example 18
Source File: MetaDataEndpointImpl.java From phoenix with Apache License 2.0 | 4 votes |
/** * @param tableName parent table's name * Looks for whether child views exist for the table specified by table. * TODO: should we pass a timestamp here? */ private TableViewFinderResult findChildViews(HRegion region, byte[] tenantId, PTable table) throws IOException { byte[] schemaName = table.getSchemaName().getBytes(); byte[] tableName = table.getTableName().getBytes(); boolean isMultiTenant = table.isMultiTenant(); Scan scan = new Scan(); // If the table is multi-tenant, we need to check across all tenant_ids, // so we can't constrain the row key. Otherwise, any views would have // the same tenantId. if (!isMultiTenant) { byte[] startRow = ByteUtil.concat(tenantId, QueryConstants.SEPARATOR_BYTE_ARRAY); byte[] stopRow = ByteUtil.nextKey(startRow); scan.setStartRow(startRow); scan.setStopRow(stopRow); } SingleColumnValueFilter linkFilter = new SingleColumnValueFilter(TABLE_FAMILY_BYTES, LINK_TYPE_BYTES, CompareOp.EQUAL, PHYSICAL_TABLE_BYTES); linkFilter.setFilterIfMissing(true); byte[] suffix = ByteUtil.concat(QueryConstants.SEPARATOR_BYTE_ARRAY, SchemaUtil.getTableNameAsBytes(schemaName, tableName)); SuffixFilter rowFilter = new SuffixFilter(suffix); Filter filter = new FilterList(linkFilter, rowFilter); scan.setFilter(filter); scan.addColumn(TABLE_FAMILY_BYTES, LINK_TYPE_BYTES); // Original region-only scanner modified due to PHOENIX-1208 // RegionScanner scanner = region.getScanner(scan); // The following *should* work, but doesn't due to HBASE-11837 // TableName systemCatalogTableName = region.getTableDesc().getTableName(); // HTableInterface hTable = env.getTable(systemCatalogTableName); // These deprecated calls work around the issue HTableInterface hTable = ServerUtil.getHTableForCoprocessorScan(env, PhoenixDatabaseMetaData.SYSTEM_CATALOG_NAME_BYTES); try { boolean allViewsInCurrentRegion = true; int numOfChildViews = 0; List<Result> results = Lists.newArrayList(); ResultScanner scanner = hTable.getScanner(scan); try { for (Result result = scanner.next(); (result != null); result = scanner.next()) { numOfChildViews++; ImmutableBytesWritable ptr = new ImmutableBytesWritable(); ResultTuple resultTuple = new ResultTuple(result); resultTuple.getKey(ptr); byte[] key = ptr.copyBytes(); if (checkTableKeyInRegion(key, region) != null) { allViewsInCurrentRegion = false; } results.add(result); } TableViewFinderResult tableViewFinderResult = new TableViewFinderResult(results); if (numOfChildViews > 0 && !allViewsInCurrentRegion) { tableViewFinderResult.setAllViewsNotInSingleRegion(); } return tableViewFinderResult; } finally { scanner.close(); } } finally { hTable.close(); } }
Example 19
Source File: ImmutableBytesPtr.java From phoenix with Apache License 2.0 | 4 votes |
public static byte[] copyBytesIfNecessary(ImmutableBytesWritable ptr) { if (ptr.getOffset() == 0 && ptr.getLength() == ptr.get().length) { return ptr.get(); } return ptr.copyBytes(); }