Examples with Literal org.teiid.language.Literal used on opensource projects

Example 71 with Literal

use of org.teiid.language.Literal in project teiid by teiid.

the class UpdateExecutionImpl method processIds.

@Override
protected int processIds(String[] ids, IQueryProvidingVisitor visitor) throws ResourceException {
    List<DataPayload> updateDataList = new ArrayList<DataPayload>();
    for (int i = 0; i < ids.length; i++) {
        DataPayload data = new DataPayload();
        for (SetClause clause : ((Update) command).getChanges()) {
            ColumnReference element = clause.getSymbol();
            Column column = element.getMetadataObject();
            String val = ((Literal) clause.getValue()).toString();
            data.addField(column.getSourceName(), Util.stripQutes(val));
        }
        data.setType(visitor.getTableName());
        data.setID(ids[i]);
        updateDataList.add(data);
    }
    return getConnection().update(updateDataList);
}

Example 72 with Literal

use of org.teiid.language.Literal in project teiid by teiid.

the class TickerCollectorVisitor method addTickerFromExpression.

private void addTickerFromExpression(Expression expr) {
    if (expr instanceof Literal) {
        Literal literal = (Literal) expr;
        if (literal.getType() == String.class) {
            String ticker = (String) literal.getValue();
            this.tickers.add(ticker.toUpperCase());
        } else {
            // $NON-NLS-1$
            this.exception = new TranslatorException(YahooPlugin.Util.getString("TickerCollectorVisitor.Unexpected_type", literal.getType().getName()));
        }
    } else {
        // $NON-NLS-1$
        this.exception = new TranslatorException(YahooPlugin.Util.getString("TickerCollectorVisitor.Unexpected_expression", expr));
    }
}

Example 73 with Literal

use of org.teiid.language.Literal in project teiid by teiid.

the class TestAggregateImpl method testGetExpression.

public void testGetExpression() throws Exception {
    // $NON-NLS-1$
    AggregateFunction agg = example("testName", NonReserved.COUNT, true, 42);
    assertNotNull(agg.getExpression());
    assertTrue(agg.getExpression() instanceof Literal);
    assertEquals(new Integer(42), ((Literal) agg.getExpression()).getValue());
}

Example 74 with Literal

use of org.teiid.language.Literal in project teiid by teiid.

the class TestCompareCriteriaImpl method testGetRightExpression.

public void testGetRightExpression() throws Exception {
    Comparison impl = example(AbstractCompareCriteria.GE, 200, 100);
    assertNotNull(impl.getRightExpression());
    assertTrue(impl.getRightExpression() instanceof Literal);
    assertEquals(new Integer(100), ((Literal) impl.getRightExpression()).getValue());
}

Example 75 with Literal

use of org.teiid.language.Literal in project teiid by teiid.

the class AccumuloUpdateExecution method performUpdate.

private void performUpdate(Update update) throws TranslatorException, TableNotFoundException, MutationsRejectedException {
    Table table = update.getTable().getMetadataObject();
    if (update.getParameterValues() != null) {
        throw new TranslatorException(AccumuloPlugin.Event.TEIID19005, AccumuloPlugin.Util.gs(AccumuloPlugin.Event.TEIID19005));
    }
    AccumuloQueryVisitor visitor = new AccumuloQueryVisitor(this.aef);
    visitor.visitNode(update.getWhere());
    if (!visitor.exceptions.isEmpty()) {
        throw visitor.exceptions.get(0);
    }
    Connector connector = this.connection.getInstance();
    BatchWriter writer = createBatchWriter(table, connector);
    Text prevRow = null;
    Iterator<Entry<Key, Value>> results = AccumuloQueryExecution.runQuery(this.aef, this.connection.getInstance(), this.connection.getAuthorizations(), visitor.getRanges(), table, visitor.scanIterators());
    while (results.hasNext()) {
        Key key = results.next().getKey();
        Text rowId = key.getRow();
        if (prevRow == null || !prevRow.equals(rowId)) {
            prevRow = rowId;
            Mutation mutation = new Mutation(rowId);
            List<SetClause> changes = update.getChanges();
            for (SetClause clause : changes) {
                Column column = clause.getSymbol().getMetadataObject();
                if (SQLStringVisitor.getRecordName(column).equalsIgnoreCase(AccumuloMetadataProcessor.ROWID)) {
                    throw new TranslatorException(AccumuloPlugin.Event.TEIID19002, AccumuloPlugin.Util.gs(AccumuloPlugin.Event.TEIID19002, table.getName()));
                }
                Expression value = clause.getValue();
                if (value instanceof Literal) {
                    buildMutation(mutation, column, ((Literal) value).getValue());
                } else {
                    throw new TranslatorException(AccumuloPlugin.Event.TEIID19001, AccumuloPlugin.Util.gs(AccumuloPlugin.Event.TEIID19001));
                }
            }
            writer.addMutation(mutation);
            this.updateCount++;
        }
    }
    writer.close();
}