baiyangtx commented on code in PR #4100:
URL: https://github.com/apache/amoro/pull/4100#discussion_r2887453827
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amoro-ams/src/main/java/org/apache/amoro/server/table/DefaultTableRuntimeFactory.java:
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@@ -28,45 +29,108 @@
import org.apache.amoro.table.TableRuntimeFactory;
import org.apache.amoro.table.TableRuntimeStore;
+import java.util.HashMap;
+import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import java.util.Optional;
+import java.util.Set;
+/**
+ * Default {@link TableRuntimeFactory} implementation used by AMS.
+ *
+ * <p>Besides creating {@link DefaultTableRuntime} instances for mixed/iceberg
formats, this factory
+ * also aggregates {@link ProcessFactory} declarations to expose {@link
ActionCoordinator} plugins
+ * for different {@link TableFormat}/{@link Action} combinations.
+ */
public class DefaultTableRuntimeFactory implements TableRuntimeFactory {
- @Override
- public void open(Map<String, String> properties) {}
- @Override
- public void close() {}
+ /** Mapping from table format to its supported actions and corresponding
process factory. */
+ private final Map<TableFormat, Map<Action, ProcessFactory>>
factoriesByFormat = new HashMap<>();
- @Override
- public String name() {
- return "default";
- }
+ /** Coordinators derived from all installed process factories. */
+ private final List<ActionCoordinator> supportedCoordinators =
Lists.newArrayList();
@Override
public List<ActionCoordinator> supportedCoordinators() {
- return Lists.newArrayList();
+ return supportedCoordinators;
}
@Override
- public void initialize(List<ProcessFactory> factories) {}
+ public void initialize(List<ProcessFactory> factories) {
+ factoriesByFormat.clear();
+ supportedCoordinators.clear();
+
+ for (ProcessFactory factory : factories) {
+ Map<TableFormat, Set<Action>> supported = factory.supportedActions();
+ if (supported == null || supported.isEmpty()) {
+ continue;
+ }
+
+ for (Map.Entry<TableFormat, Set<Action>> entry : supported.entrySet()) {
+ TableFormat format = entry.getKey();
+ Map<Action, ProcessFactory> byAction =
+ factoriesByFormat.computeIfAbsent(format, k -> new HashMap<>());
+
+ for (Action action : entry.getValue()) {
+ ProcessFactory existed = byAction.get(action);
+ if (existed != null && existed != factory) {
+ throw new IllegalArgumentException(
+ String.format(
+ "ProcessFactory conflict for format %s and action %s,
existing: %s, new: %s",
+ format, action, existed.name(), factory.name()));
+ }
+ byAction.put(action, factory);
+ supportedCoordinators.add(new DefaultActionCoordinator(format,
action, factory));
+ }
+ }
+ }
+ }
@Override
public Optional<TableRuntimeCreator> accept(
ServerTableIdentifier tableIdentifier, Map<String, String>
tableProperties) {
- if (tableIdentifier
- .getFormat()
- .in(TableFormat.MIXED_ICEBERG, TableFormat.MIXED_HIVE,
TableFormat.ICEBERG)) {
- return Optional.of(new TableRuntimeCreatorImpl());
+ TableFormat format = tableIdentifier.getFormat();
+ boolean defaultSupported =
+ format.in(TableFormat.MIXED_ICEBERG, TableFormat.MIXED_HIVE,
TableFormat.ICEBERG);
+ boolean hasProcessFactories = factoriesByFormat.containsKey(format);
+
+ if (!defaultSupported && !hasProcessFactories) {
+ return Optional.empty();
}
- return Optional.empty();
+
+ return Optional.of(new TableRuntimeCreatorImpl(format));
}
- private static class TableRuntimeCreatorImpl implements
TableRuntimeFactory.TableRuntimeCreator {
+ private class TableRuntimeCreatorImpl implements
TableRuntimeFactory.TableRuntimeCreator {
+
+ private final TableFormat format;
+
+ private TableRuntimeCreatorImpl(TableFormat format) {
+ this.format = format;
+ }
+
@Override
public List<StateKey<?>> requiredStateKeys() {
- return DefaultTableRuntime.REQUIRED_STATES;
+ Map<String, StateKey<?>> merged = new LinkedHashMap<>();
+ // 1) DefaultTableRuntime required states
+ for (StateKey<?> stateKey : DefaultTableRuntime.REQUIRED_STATES) {
+ merged.put(stateKey.getKey(), stateKey);
+ }
+
+ // 2) Extra states from all process factories for this format (if any)
+ Map<Action, ProcessFactory> byAction = factoriesByFormat.get(format);
Review Comment:
I will add a check to throw an exception when conflicts occur.
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