| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package org.apache.ignite.internal.table; |
| |
| import java.io.Serializable; |
| import java.util.ArrayList; |
| import java.util.Collection; |
| import java.util.Collections; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Objects; |
| import java.util.concurrent.CompletableFuture; |
| import java.util.function.Function; |
| import org.apache.ignite.internal.schema.BinaryRow; |
| import org.apache.ignite.internal.schema.BinaryRowEx; |
| import org.apache.ignite.internal.schema.SchemaDescriptor; |
| import org.apache.ignite.internal.schema.SchemaRegistry; |
| import org.apache.ignite.internal.schema.marshaller.KvMarshaller; |
| import org.apache.ignite.internal.schema.marshaller.MarshallerException; |
| import org.apache.ignite.internal.schema.marshaller.reflection.KvMarshallerImpl; |
| import org.apache.ignite.internal.schema.row.Row; |
| import org.apache.ignite.internal.tx.InternalTransaction; |
| import org.apache.ignite.internal.util.IgniteUtils; |
| import org.apache.ignite.lang.IgniteException; |
| import org.apache.ignite.lang.NullableValue; |
| import org.apache.ignite.lang.UnexpectedNullValueException; |
| import org.apache.ignite.table.InvokeProcessor; |
| import org.apache.ignite.table.KeyValueView; |
| import org.apache.ignite.table.mapper.Mapper; |
| import org.apache.ignite.tx.Transaction; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.annotations.Nullable; |
| |
| /** |
| * Key-value view implementation. |
| */ |
| public class KeyValueViewImpl<K, V> extends AbstractTableView implements KeyValueView<K, V> { |
| /** Marshaller factory. */ |
| private final Function<SchemaDescriptor, KvMarshaller<K, V>> marshallerFactory; |
| |
| /** Key-value marshaller. */ |
| private volatile KvMarshaller<K, V> marsh; |
| |
| /** |
| * Constructor. |
| * |
| * @param tbl Table storage. |
| * @param schemaReg Schema registry. |
| * @param keyMapper Key class mapper. |
| * @param valueMapper Value class mapper. |
| */ |
| public KeyValueViewImpl( |
| InternalTable tbl, |
| SchemaRegistry schemaReg, |
| Mapper<K> keyMapper, |
| Mapper<V> valueMapper |
| ) { |
| super(tbl, schemaReg); |
| |
| marshallerFactory = (schema) -> new KvMarshallerImpl<>(schema, keyMapper, valueMapper); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public V get(@Nullable Transaction tx, @NotNull K key) { |
| return sync(getAsync(tx, key)); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public @NotNull CompletableFuture<V> getAsync(@Nullable Transaction tx, @NotNull K key) { |
| BinaryRowEx keyRow = marshal(Objects.requireNonNull(key)); |
| |
| return tbl.get(keyRow, (InternalTransaction) tx).thenApply(this::unmarshallValue); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public NullableValue<V> getNullable(@Nullable Transaction tx, @NotNull K key) { |
| return sync(getNullableAsync(tx, key)); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public @NotNull CompletableFuture<NullableValue<V>> getNullableAsync(@Nullable Transaction tx, @NotNull K key) { |
| BinaryRowEx keyRow = marshal(Objects.requireNonNull(key)); |
| |
| return tbl.get(keyRow, (InternalTransaction) tx).thenApply(r -> r == null ? null : NullableValue.of(unmarshalNullableValue(r))); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public V getOrDefault(@Nullable Transaction tx, @NotNull K key, V defaultValue) { |
| return sync(getOrDefaultAsync(tx, key, defaultValue)); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public @NotNull CompletableFuture<V> getOrDefaultAsync(@Nullable Transaction tx, @NotNull K key, V defaultValue) { |
| BinaryRowEx keyRow = marshal(Objects.requireNonNull(key)); |
| |
| return tbl.get(keyRow, (InternalTransaction) tx).thenApply(r -> IgniteUtils.nonNullOrElse(unmarshalNullableValue(r), defaultValue)); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public Map<K, V> getAll(@Nullable Transaction tx, @NotNull Collection<K> keys) { |
| return sync(getAllAsync(tx, keys)); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public @NotNull CompletableFuture<Map<K, V>> getAllAsync(@Nullable Transaction tx, @NotNull Collection<K> keys) { |
| Collection<BinaryRowEx> rows = marshal(Objects.requireNonNull(keys)); |
| |
| return tbl.getAll(rows, (InternalTransaction) tx).thenApply(this::unmarshalPairs); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public boolean contains(@Nullable Transaction tx, @NotNull K key) { |
| return sync(containsAsync(tx, key)); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public CompletableFuture<Boolean> containsAsync(@Nullable Transaction tx, @NotNull K key) { |
| BinaryRowEx keyRow = marshal(Objects.requireNonNull(key)); |
| |
| return tbl.get(keyRow, (InternalTransaction) tx).thenApply(Objects::nonNull); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public void put(@Nullable Transaction tx, @NotNull K key, V val) { |
| sync(putAsync(tx, key, val)); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public @NotNull CompletableFuture<Void> putAsync(@Nullable Transaction tx, @NotNull K key, V val) { |
| BinaryRowEx row = marshal(Objects.requireNonNull(key), val); |
| |
| return tbl.upsert(row, (InternalTransaction) tx); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public void putAll(@Nullable Transaction tx, @NotNull Map<K, V> pairs) { |
| sync(putAllAsync(tx, pairs)); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public @NotNull CompletableFuture<Void> putAllAsync(@Nullable Transaction tx, @NotNull Map<K, V> pairs) { |
| Collection<BinaryRowEx> rows = marshal(Objects.requireNonNull(pairs)); |
| |
| return tbl.upsertAll(rows, (InternalTransaction) tx); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public V getAndPut(@Nullable Transaction tx, @NotNull K key, @NotNull V val) { |
| return sync(getAndPutAsync(tx, key, val)); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public @NotNull CompletableFuture<V> getAndPutAsync(@Nullable Transaction tx, @NotNull K key, @NotNull V val) { |
| Objects.requireNonNull(key); |
| Objects.requireNonNull(val); |
| |
| return tbl.getAndUpsert(marshal(key, val), (InternalTransaction) tx).thenApply(this::unmarshallValue); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public NullableValue<V> getNullableAndPut(@Nullable Transaction tx, @NotNull K key, V val) { |
| return sync(getNullableAndPutAsync(tx, key, val)); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public @NotNull CompletableFuture<NullableValue<V>> getNullableAndPutAsync(@Nullable Transaction tx, @NotNull K key, V val) { |
| BinaryRowEx row = marshal(Objects.requireNonNull(key), val); |
| |
| return tbl.getAndUpsert(row, (InternalTransaction) tx) |
| .thenApply(r -> r == null ? null : NullableValue.of(unmarshalNullableValue(r))); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public boolean putIfAbsent(@Nullable Transaction tx, @NotNull K key, V val) { |
| return sync(putIfAbsentAsync(tx, key, val)); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public @NotNull CompletableFuture<Boolean> putIfAbsentAsync(@Nullable Transaction tx, @NotNull K key, V val) { |
| BinaryRowEx row = marshal(Objects.requireNonNull(key), val); |
| |
| return tbl.insert(row, (InternalTransaction) tx); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public boolean remove(@Nullable Transaction tx, @NotNull K key) { |
| return sync(removeAsync(tx, key)); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public boolean remove(@Nullable Transaction tx, @NotNull K key, V val) { |
| return sync(removeAsync(tx, key, val)); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public @NotNull CompletableFuture<Boolean> removeAsync(@Nullable Transaction tx, @NotNull K key) { |
| BinaryRowEx row = marshal(Objects.requireNonNull(key)); |
| |
| return tbl.delete(row, (InternalTransaction) tx); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public @NotNull CompletableFuture<Boolean> removeAsync(@Nullable Transaction tx, @NotNull K key, V val) { |
| BinaryRowEx row = marshal(Objects.requireNonNull(key), val); |
| |
| return tbl.deleteExact(row, (InternalTransaction) tx); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public Collection<K> removeAll(@Nullable Transaction tx, @NotNull Collection<K> keys) { |
| return sync(removeAllAsync(tx, keys)); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public @NotNull CompletableFuture<Collection<K>> removeAllAsync(@Nullable Transaction tx, @NotNull Collection<K> keys) { |
| Collection<BinaryRowEx> rows = marshal(Objects.requireNonNull(keys)); |
| |
| return tbl.deleteAll(rows, (InternalTransaction) tx).thenApply(this::unmarshalKeys); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public V getAndRemove(@Nullable Transaction tx, @NotNull K key) { |
| return sync(getAndRemoveAsync(tx, key)); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public @NotNull CompletableFuture<V> getAndRemoveAsync(@Nullable Transaction tx, @NotNull K key) { |
| BinaryRowEx keyRow = marshal(Objects.requireNonNull(key)); |
| |
| return tbl.getAndDelete(keyRow, (InternalTransaction) tx).thenApply(this::unmarshallValue); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public NullableValue<V> getNullableAndRemove(@Nullable Transaction tx, @NotNull K key) { |
| return sync(getNullableAndRemoveAsync(tx, key)); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public @NotNull CompletableFuture<NullableValue<V>> getNullableAndRemoveAsync(@Nullable Transaction tx, @NotNull K key) { |
| BinaryRowEx keyRow = marshal(Objects.requireNonNull(key)); |
| |
| return tbl.getAndDelete(keyRow, (InternalTransaction) tx) |
| .thenApply(r -> r == null ? null : NullableValue.of(unmarshalNullableValue(r))); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public boolean replace(@Nullable Transaction tx, @NotNull K key, V val) { |
| return sync(replaceAsync(tx, key, val)); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public boolean replace(@Nullable Transaction tx, @NotNull K key, V oldVal, V newVal) { |
| return sync(replaceAsync(tx, key, oldVal, newVal)); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public @NotNull CompletableFuture<Boolean> replaceAsync(@Nullable Transaction tx, @NotNull K key, V val) { |
| BinaryRowEx row = marshal(Objects.requireNonNull(key), val); |
| |
| return tbl.replace(row, (InternalTransaction) tx); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public @NotNull CompletableFuture<Boolean> replaceAsync(@Nullable Transaction tx, @NotNull K key, V oldVal, V newVal) { |
| Objects.requireNonNull(key); |
| |
| BinaryRowEx oldRow = marshal(key, oldVal); |
| BinaryRowEx newRow = marshal(key, newVal); |
| |
| return tbl.replace(oldRow, newRow, (InternalTransaction) tx); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public V getAndReplace(@Nullable Transaction tx, @NotNull K key, @NotNull V val) { |
| return sync(getAndReplaceAsync(tx, key, val)); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public @NotNull CompletableFuture<V> getAndReplaceAsync(@Nullable Transaction tx, @NotNull K key, @NotNull V val) { |
| Objects.requireNonNull(key); |
| Objects.requireNonNull(val); |
| |
| return tbl.getAndReplace(marshal(key, val), (InternalTransaction) tx).thenApply(this::unmarshallValue); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public NullableValue<V> getNullableAndReplace(@Nullable Transaction tx, @NotNull K key, V val) { |
| return sync(getNullableAndReplaceAsync(tx, key, val)); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public @NotNull CompletableFuture<NullableValue<V>> getNullableAndReplaceAsync(@Nullable Transaction tx, @NotNull K key, V val) { |
| BinaryRowEx row = marshal(Objects.requireNonNull(key), val); |
| |
| return tbl.getAndReplace(row, (InternalTransaction) tx) |
| .thenApply(r -> r == null ? null : NullableValue.of(unmarshalNullableValue(r))); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public <R extends Serializable> R invoke( |
| @Nullable Transaction tx, |
| @NotNull K key, |
| InvokeProcessor<K, V, R> proc, |
| Serializable... args |
| ) { |
| throw new UnsupportedOperationException("Not implemented yet."); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public @NotNull <R extends Serializable> CompletableFuture<R> invokeAsync( |
| @Nullable Transaction tx, |
| @NotNull K key, |
| InvokeProcessor<K, V, R> proc, |
| Serializable... args |
| ) { |
| throw new UnsupportedOperationException("Not implemented yet."); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public <R extends Serializable> Map<K, R> invokeAll( |
| @Nullable Transaction tx, |
| @NotNull Collection<K> keys, |
| InvokeProcessor<K, V, R> proc, |
| Serializable... args |
| ) { |
| throw new UnsupportedOperationException("Not implemented yet."); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public @NotNull <R extends Serializable> CompletableFuture<Map<K, R>> invokeAllAsync( |
| @Nullable Transaction tx, |
| @NotNull Collection<K> keys, |
| InvokeProcessor<K, V, R> proc, |
| Serializable... args |
| ) { |
| throw new UnsupportedOperationException("Not implemented yet."); |
| } |
| |
| /** |
| * Returns marshaller. |
| * |
| * @param schemaVersion Schema version. |
| */ |
| private KvMarshaller<K, V> marshaller(int schemaVersion) { |
| KvMarshaller<K, V> marsh = this.marsh; |
| |
| if (marsh != null && marsh.schemaVersion() == schemaVersion) { |
| return marsh; |
| } |
| |
| // TODO: Cache marshaller for schema version or upgrade row? |
| |
| return this.marsh = marshallerFactory.apply(schemaReg.schema(schemaVersion)); |
| } |
| |
| /** |
| * Marshal key. |
| * |
| * @param key Key object. |
| * @return Binary row. |
| */ |
| private BinaryRowEx marshal(@NotNull K key) { |
| final KvMarshaller<K, V> marsh = marshaller(schemaReg.lastSchemaVersion()); |
| |
| try { |
| return marsh.marshal(key); |
| } catch (MarshallerException e) { |
| throw new IgniteException(e); |
| } |
| } |
| |
| /** |
| * Marshal key-value pair to a row. |
| * |
| * @param key Key object. |
| * @param val Value object. |
| * @return Binary row. |
| */ |
| private BinaryRowEx marshal(@NotNull K key, V val) { |
| final KvMarshaller<K, V> marsh = marshaller(schemaReg.lastSchemaVersion()); |
| |
| try { |
| return marsh.marshal(key, val); |
| } catch (MarshallerException e) { |
| throw new org.apache.ignite.lang.MarshallerException(e); |
| } |
| } |
| |
| /** |
| * Marshal keys to a row. |
| * |
| * @param keys Key objects. |
| * @return Binary rows. |
| */ |
| private Collection<BinaryRowEx> marshal(Collection<K> keys) { |
| if (keys.isEmpty()) { |
| return Collections.emptyList(); |
| } |
| |
| KvMarshaller<K, V> marsh = marshaller(schemaReg.lastSchemaVersion()); |
| |
| List<BinaryRowEx> keyRows = new ArrayList<>(keys.size()); |
| |
| try { |
| for (K key : keys) { |
| keyRows.add(marsh.marshal(Objects.requireNonNull(key))); |
| } |
| } catch (MarshallerException e) { |
| throw new org.apache.ignite.lang.MarshallerException(e); |
| } |
| |
| return keyRows; |
| } |
| |
| /** |
| * Marshal key-value pairs. |
| * |
| * @param pairs Key-value map. |
| * @return Binary rows. |
| */ |
| private List<BinaryRowEx> marshal(Map<K, V> pairs) { |
| if (pairs.isEmpty()) { |
| return Collections.emptyList(); |
| } |
| |
| KvMarshaller<K, V> marsh = marshaller(schemaReg.lastSchemaVersion()); |
| |
| List<BinaryRowEx> rows = new ArrayList<>(pairs.size()); |
| |
| try { |
| for (Map.Entry<K, V> pair : pairs.entrySet()) { |
| rows.add(marsh.marshal(Objects.requireNonNull(pair.getKey()), pair.getValue())); |
| } |
| } catch (MarshallerException e) { |
| throw new org.apache.ignite.lang.MarshallerException(e); |
| } |
| |
| return rows; |
| } |
| |
| /** |
| * Marshal keys. |
| * |
| * @param rows Binary rows. |
| * @return Keys. |
| */ |
| private Collection<K> unmarshalKeys(Collection<BinaryRow> rows) { |
| if (rows.isEmpty()) { |
| return Collections.emptyList(); |
| } |
| |
| KvMarshaller<K, V> marsh = marshaller(schemaReg.lastSchemaVersion()); |
| |
| List<K> keys = new ArrayList<>(rows.size()); |
| |
| try { |
| for (Row row : schemaReg.resolve(rows)) { |
| if (row != null) { |
| keys.add(marsh.unmarshalKey(row)); |
| } |
| } |
| |
| return keys; |
| } catch (MarshallerException e) { |
| throw new org.apache.ignite.lang.MarshallerException(e); |
| } |
| } |
| |
| /** |
| * Unmarshal value object from given binary row. |
| * |
| * @param binaryRow Binary row. |
| * @return Value object or {@code null} if not exists. |
| */ |
| private @Nullable V unmarshalNullableValue(@Nullable BinaryRow binaryRow) { |
| if (binaryRow == null || !binaryRow.hasValue()) { |
| return null; |
| } |
| |
| Row row = schemaReg.resolve(binaryRow); |
| |
| KvMarshaller<K, V> marshaller = marshaller(row.schemaVersion()); |
| |
| try { |
| return marshaller.unmarshalValue(row); |
| } catch (MarshallerException e) { |
| throw new org.apache.ignite.lang.MarshallerException(e); |
| } |
| } |
| |
| /** |
| * Marshal key-value pairs. |
| * |
| * @param rows Binary rows. |
| * @return Key-value pairs. |
| */ |
| private Map<K, V> unmarshalPairs(Collection<BinaryRow> rows) { |
| if (rows.isEmpty()) { |
| return Collections.emptyMap(); |
| } |
| |
| KvMarshaller<K, V> marsh = marshaller(schemaReg.lastSchemaVersion()); |
| |
| Map<K, V> pairs = IgniteUtils.newHashMap(rows.size()); |
| |
| try { |
| for (Row row : schemaReg.resolve(rows)) { |
| pairs.put(marsh.unmarshalKey(row), marsh.unmarshalValue(row)); |
| } |
| |
| return pairs; |
| } catch (MarshallerException e) { |
| throw new org.apache.ignite.lang.MarshallerException(e); |
| } |
| } |
| |
| /** |
| * Unmarshal value object from given binary row or fail, if value object is null. |
| * |
| * |
| * @param binaryRow Binary row. |
| * @return Value object or {@code null} if not exists. |
| * @throws UnexpectedNullValueException if value object is null. |
| */ |
| private @Nullable V unmarshallValue(@Nullable BinaryRow binaryRow) { |
| if (binaryRow == null) { |
| return null; |
| } |
| |
| V v = unmarshalNullableValue(binaryRow); |
| |
| if (v == null) { |
| throw new UnexpectedNullValueException("use `getNullable` sibling method instead."); |
| } |
| |
| return v; |
| } |
| } |