Examples with AtlasException org.apache.jena.atlas.AtlasException used on opensource projects

Example 11 with AtlasException

use of org.apache.jena.atlas.AtlasException in project jena by apache.

the class RecordsFromInput method fill.

private int fill() {
    try {
        int len = 0;
        while (len < buffer.length) {
            int count = input.read(buffer, len, buffer.length - len);
            if (count == -1)
                break;
            len += count;
        }
        if (len == 0)
            return -1;
        if (len % rowLength != 0)
            throw new AtlasException("Wrong length: " + len);
        return len;
    } catch (IOException ex) {
        throw new AtlasException(ex);
    }
}

Example 12 with AtlasException

use of org.apache.jena.atlas.AtlasException in project jena by apache.

the class ProcIndexBuild method exec.

public static void exec(String locationStr, String indexName, String dataFile) {
    // Argument processing
    Location location = Location.create(locationStr);
    //InputStream input = System.in ;
    InputStream input = IO.openFile(dataFile);
    int keyLength = SystemTDB.SizeOfNodeId * indexName.length();
    int valueLength = 0;
    // The name is the order.
    String primary = indexName;
    // Scope for optimization:
    // Null column map => no churn.
    // Do record -> record copy, not Tuple, Tuple copy.
    String primaryOrder;
    int dftKeyLength;
    int dftValueLength;
    int tupleLength = indexName.length();
    if (tupleLength == 3) {
        primaryOrder = Names.primaryIndexTriples;
        dftKeyLength = SystemTDB.LenIndexTripleRecord;
        dftValueLength = 0;
    } else if (tupleLength == 4) {
        primaryOrder = Names.primaryIndexQuads;
        dftKeyLength = SystemTDB.LenIndexQuadRecord;
        dftValueLength = 0;
    } else {
        throw new AtlasException("Index name: " + indexName);
    }
    ColumnMap colMap = new ColumnMap(primaryOrder, indexName);
    // -1? Write only.
    // Also flush cache every so often => block writes (but not sequential so boring).
    int readCacheSize = 10;
    int writeCacheSize = 100;
    int blockSize = SystemTDB.BlockSize;
    RecordFactory recordFactory = new RecordFactory(dftKeyLength, dftValueLength);
    int order = BPlusTreeParams.calcOrder(blockSize, recordFactory);
    BPlusTreeParams bptParams = new BPlusTreeParams(order, recordFactory);
    int blockSizeNodes = blockSize;
    int blockSizeRecords = blockSize;
    FileSet destination = new FileSet(location, indexName);
    BlockMgr blkMgrNodes = BlockMgrFactory.create(destination, Names.bptExtTree, blockSizeNodes, readCacheSize, writeCacheSize);
    BlockMgr blkMgrRecords = BlockMgrFactory.create(destination, Names.bptExtRecords, blockSizeRecords, readCacheSize, writeCacheSize);
    int rowBlock = 1000;
    Iterator<Record> iter = new RecordsFromInput(input, tupleLength, colMap, rowBlock);
    BPlusTree bpt2 = BPlusTreeRewriter.packIntoBPlusTree(iter, bptParams, recordFactory, blkMgrNodes, blkMgrRecords);
    bpt2.close();
}

Example 13 with AtlasException

use of org.apache.jena.atlas.AtlasException in project jena by apache.

the class TokenizerText method hasNext.

@Override
public final boolean hasNext() {
    if (finished)
        return false;
    if (token != null)
        return true;
    try {
        skip();
        if (reader.eof()) {
            // close();
            finished = true;
            return false;
        }
        token = parseToken();
        if (token == null) {
            // close();
            finished = true;
            return false;
        }
        return true;
    } catch (AtlasException ex) {
        if (ex.getCause() != null) {
            if (ex.getCause().getClass() == java.nio.charset.MalformedInputException.class)
                throw new RiotParseException("Bad character encoding", reader.getLineNum(), reader.getColNum());
            throw new RiotParseException("Bad input stream [" + ex.getCause() + "]", reader.getLineNum(), reader.getColNum());
        }
        throw new RiotParseException("Bad input stream", reader.getLineNum(), reader.getColNum());
    }
}

Example 14 with AtlasException

use of org.apache.jena.atlas.AtlasException in project jena by apache.

the class LangEngine method nextToken.

protected final Token nextToken() {
    if (eof())
        return tokenEOF;
    // Tokenizer errors appear here!
    try {
        Token t = peekIter.next();
        currLine = t.getLine();
        currCol = t.getColumn();
        return t;
    } catch (RiotParseException ex) {
        // Intercept to log it.
        raiseException(ex);
        throw ex;
    } catch (AtlasException ex) {
        // Bad I/O
        RiotParseException ex2 = new RiotParseException(ex.getMessage(), -1, -1);
        raiseException(ex2);
        throw ex2;
    }
}

Example 15 with AtlasException

use of org.apache.jena.atlas.AtlasException in project jena by apache.

the class SortedDataBag method spill.

@SuppressWarnings({ "unchecked" })
protected void spill() {
    // Make sure we have something to spill.
    if (memory.size() > 0) {
        OutputStream out;
        try {
            out = getSpillStream();
        } catch (IOException e) {
            throw new AtlasException(e);
        }
        // Sort the tuples as an array. The CanAbortComparator will sort
        // that
        // array using Arrays.sort. The cast to E[] is safe. If the sort is
        // aborted, don't bother messing around with the serialisation.
        // We'll
        // never get around to using it anyway.
        E[] array = (E[]) memory.toArray();
        if (comparator.abortableSort(array) == Finish.COMPLETED) {
            Sink<E> serializer = serializationFactory.createSerializer(out);
            try {
                for (Object tuple : array) {
                    serializer.send((E) tuple);
                }
            } finally {
                serializer.close();
            }
        }
        spilled = true;
        policy.reset();
        memory.clear();
    }
}