Examples with ExprTree org.apache.asterix.external.classad.ExprTree used on opensource projects

Example 11 with ExprTree

use of org.apache.asterix.external.classad.ExprTree in project asterixdb by apache.

the class ClassAdParser method parseOrderedList.

private void parseOrderedList(AOrderedListType oltype, Value listVal, DataOutput out) throws IOException, AsterixException {
    ArrayBackedValueStorage itemBuffer = getTempBuffer();
    OrderedListBuilder orderedListBuilder = (OrderedListBuilder) getOrderedListBuilder();
    IAType itemType = null;
    if (oltype != null) {
        itemType = oltype.getItemType();
    }
    orderedListBuilder.reset(oltype);
    for (ExprTree tree : listVal.getListVal().getExprList()) {
        itemBuffer.reset();
        writeFieldValueToBuffer(itemType, itemBuffer.getDataOutput(), null, tree, null);
        orderedListBuilder.addItem(itemBuffer);
    }
    orderedListBuilder.write(out, true);
}

Example 12 with ExprTree

use of org.apache.asterix.external.classad.ExprTree in project asterixdb by apache.

the class ClassAdToADMTest method testSchemaless.

/**
     *
     */
public void testSchemaless() {
    try {
        ClassAdObjectPool objectPool = new ClassAdObjectPool();
        ClassAd pAd = new ClassAd(objectPool);
        String[] files = new String[] { "/classad/jobads.txt" };
        ClassAdParser parser = new ClassAdParser(objectPool);
        CharArrayLexerSource lexerSource = new CharArrayLexerSource();
        for (String path : files) {
            List<Path> paths = new ArrayList<>();
            Map<String, String> config = new HashMap<>();
            config.put(ExternalDataConstants.KEY_RECORD_START, "[");
            config.put(ExternalDataConstants.KEY_RECORD_END, "]");
            paths.add(Paths.get(getClass().getResource(path).toURI()));
            FileSystemWatcher watcher = new FileSystemWatcher(paths, null, false);
            LocalFSInputStream in = new LocalFSInputStream(watcher);
            SemiStructuredRecordReader recordReader = new SemiStructuredRecordReader();
            recordReader.configure(in, config);
            try {
                Value val = new Value(objectPool);
                while (recordReader.hasNext()) {
                    val.reset();
                    IRawRecord<char[]> record = recordReader.next();
                    lexerSource.setNewSource(record.get());
                    parser.setLexerSource(lexerSource);
                    parser.parseNext(pAd);
                    Map<CaseInsensitiveString, ExprTree> attrs = pAd.getAttrList();
                    for (Entry<CaseInsensitiveString, ExprTree> entry : attrs.entrySet()) {
                        ExprTree tree = entry.getValue();
                        switch(tree.getKind()) {
                            case ATTRREF_NODE:
                            case CLASSAD_NODE:
                            case EXPR_ENVELOPE:
                            case EXPR_LIST_NODE:
                            case FN_CALL_NODE:
                            case OP_NODE:
                                break;
                            case LITERAL_NODE:
                                break;
                            default:
                                System.out.println("Something is wrong");
                                break;
                        }
                    }
                }
            } finally {
                recordReader.close();
            }
        }
    } catch (Exception e) {
        e.printStackTrace();
        assertTrue(false);
    }
}