Examples with Value org.h2.value.Value used on opensource projects

Example 1 with Value

use of org.h2.value.Value in project che by eclipse.

the class H2TestHelper method inMemoryDefault.

/**
     * Creates new default datasource to in memory database
     * with url {@value #DEFAULT_IN_MEMORY_DB_URL}.
     * Boots database if this is invoked first time, database
     * won't be shutdown until 'SHUTDOWN' query is executed
     * or {@link #shutdownDefault()} is called directly.
     *
     * @return datasource to the in memory database
     * @deprecated use {@link H2DBTestServer}.
     */
@Deprecated
public static DataSource inMemoryDefault() {
    final JdbcDataSource dataSource = new JdbcDataSource();
    dataSource.setUrl(DEFAULT_IN_MEMORY_DB_URL);
    return dataSource;
}

Example 2 with Value

use of org.h2.value.Value in project ignite by apache.

the class H2RowDescriptor method wrap.

/** {@inheritDoc} */
@SuppressWarnings("ConstantConditions")
@Override
public Value wrap(Object obj, int type) throws IgniteCheckedException {
    assert obj != null;
    if (obj instanceof CacheObject) {
        // Handle cache object.
        CacheObject co = (CacheObject) obj;
        if (type == Value.JAVA_OBJECT)
            return new GridH2ValueCacheObject(co, idx.objectContext());
        obj = co.value(idx.objectContext(), false);
    }
    switch(type) {
        case Value.BOOLEAN:
            return ValueBoolean.get((Boolean) obj);
        case Value.BYTE:
            return ValueByte.get((Byte) obj);
        case Value.SHORT:
            return ValueShort.get((Short) obj);
        case Value.INT:
            return ValueInt.get((Integer) obj);
        case Value.FLOAT:
            return ValueFloat.get((Float) obj);
        case Value.LONG:
            return ValueLong.get((Long) obj);
        case Value.DOUBLE:
            return ValueDouble.get((Double) obj);
        case Value.UUID:
            UUID uuid = (UUID) obj;
            return ValueUuid.get(uuid.getMostSignificantBits(), uuid.getLeastSignificantBits());
        case Value.DATE:
            return ValueDate.get((Date) obj);
        case Value.TIME:
            return ValueTime.get((Time) obj);
        case Value.TIMESTAMP:
            if (obj instanceof java.util.Date && !(obj instanceof Timestamp))
                obj = new Timestamp(((java.util.Date) obj).getTime());
            return ValueTimestamp.get((Timestamp) obj);
        case Value.DECIMAL:
            return ValueDecimal.get((BigDecimal) obj);
        case Value.STRING:
            return ValueString.get(obj.toString());
        case Value.BYTES:
            return ValueBytes.get((byte[]) obj);
        case Value.JAVA_OBJECT:
            return ValueJavaObject.getNoCopy(obj, null, null);
        case Value.ARRAY:
            Object[] arr = (Object[]) obj;
            Value[] valArr = new Value[arr.length];
            for (int i = 0; i < arr.length; i++) {
                Object o = arr[i];
                valArr[i] = o == null ? ValueNull.INSTANCE : wrap(o, DataType.getTypeFromClass(o.getClass()));
            }
            return ValueArray.get(valArr);
        case Value.GEOMETRY:
            return ValueGeometry.getFromGeometry(obj);
    }
    throw new IgniteCheckedException("Failed to wrap value[type=" + type + ", value=" + obj + "]");
}

Example 3 with Value

use of org.h2.value.Value in project ignite by apache.

the class IgniteH2Indexing method rebuildIndexesFromHash.

/** {@inheritDoc} */
@SuppressWarnings("SynchronizationOnLocalVariableOrMethodParameter")
@Override
public void rebuildIndexesFromHash(GridCacheContext cctx, String schemaName, String typeName) throws IgniteCheckedException {
    H2TableDescriptor tbl = tableDescriptor(schemaName, typeName);
    if (tbl == null)
        return;
    assert tbl.table() != null;
    assert tbl.table().rebuildFromHashInProgress();
    H2PkHashIndex hashIdx = tbl.primaryKeyHashIndex();
    Cursor cursor = hashIdx.find((Session) null, null, null);
    while (cursor.next()) {
        CacheDataRow dataRow = (CacheDataRow) cursor.get();
        boolean done = false;
        while (!done) {
            GridCacheEntryEx entry = cctx.cache().entryEx(dataRow.key());
            try {
                synchronized (entry) {
                    // TODO : How to correctly get current value and link here?
                    GridH2Row row = tbl.table().rowDescriptor().createRow(entry.key(), entry.partition(), dataRow.value(), entry.version(), entry.expireTime());
                    row.link(dataRow.link());
                    List<Index> indexes = tbl.table().getAllIndexes();
                    for (int i = 2; i < indexes.size(); i++) {
                        Index idx = indexes.get(i);
                        if (idx instanceof H2TreeIndex)
                            ((H2TreeIndex) idx).put(row);
                    }
                    done = true;
                }
            } catch (GridCacheEntryRemovedException e) {
            // No-op
            }
        }
    }
    tbl.table().markRebuildFromHashInProgress(false);
}

Example 4 with Value

use of org.h2.value.Value in project ignite by apache.

the class GridH2AbstractKeyValueRow method syncValue.

/**
     * @param waitTime Time to await for value unswap.
     * @return Synchronized value.
     */
protected synchronized Value syncValue(long waitTime) {
    Value v = peekValue(VAL_COL);
    while (v == null && waitTime > 0) {
        // This call must be quite rare, so performance is not a concern.
        long start = System.nanoTime();
        try {
            // Wait for value arrival to allow other threads to make a progress.
            wait(waitTime);
        } catch (InterruptedException e) {
            throw new IgniteInterruptedException(e);
        }
        long t = System.nanoTime() - start;
        if (t > 0)
            waitTime -= TimeUnit.NANOSECONDS.toMillis(t);
        v = peekValue(VAL_COL);
    }
    return v;
}

Example 5 with Value

use of org.h2.value.Value in project ignite by apache.

the class GridH2AbstractKeyValueRow method updateWeakValue.

/**
     * Atomically updates weak value.
     *
     * @param valObj New value.
     * @return New value if old value is empty, old value otherwise.
     * @throws IgniteCheckedException If failed.
     */
protected synchronized Value updateWeakValue(Object valObj) throws IgniteCheckedException {
    Value res = peekValue(VAL_COL);
    if (res != null && !(res instanceof WeakValue))
        return res;
    Value upd = desc.wrap(valObj, desc.valueType());
    setValue(VAL_COL, new WeakValue(upd));
    notifyAll();
    return upd;
}