Examples with Scope io.pravega.controller.store.Scope used on opensource projects

Example 1 with Scope

use of io.pravega.controller.store.Scope in project pravega by pravega.

the class AbstractKVTableMetadataStore method getScope.

public Scope getScope(final String scopeName, final OperationContext context) {
    if (context instanceof KVTOperationContext) {
        return ((KVTOperationContext) context).getScope();
    }
    Scope scope = scopeCache.getUnchecked(scopeName);
    scope.refresh();
    return scope;
}

Example 2 with Scope

use of io.pravega.controller.store.Scope in project pravega by pravega.

the class AbstractStreamMetadataStore method getScope.

public Scope getScope(final String scopeName, final OperationContext context) {
    if (context != null) {
        if (context instanceof StreamOperationContext) {
            return ((StreamOperationContext) context).getScope();
        } else if (context instanceof RGOperationContext) {
            return ((RGOperationContext) context).getScope();
        }
    }
    Scope scope = scopeCache.getUnchecked(scopeName);
    scope.refresh();
    return scope;
}

Example 3 with Scope

use of io.pravega.controller.store.Scope in project pravega by pravega.

the class InMemoryStreamMetadataStore method listStreamsInScope.

/**
 * List the streams in scope.
 *
 * @param scopeName Name of scope
 * @return List of streams in scope
 */
@Override
@Synchronized
public CompletableFuture<Map<String, StreamConfiguration>> listStreamsInScope(final String scopeName, final OperationContext ctx, final Executor executor) {
    OperationContext context = getOperationContext(ctx);
    InMemoryScope inMemoryScope = scopes.get(scopeName);
    if (inMemoryScope != null) {
        return inMemoryScope.listStreamsInScope(context).thenApply(streams -> {
            HashMap<String, StreamConfiguration> result = new HashMap<>();
            for (String stream : streams) {
                State state = getState(scopeName, stream, true, null, executor).join();
                StreamConfiguration configuration = Futures.exceptionallyExpecting(getConfiguration(scopeName, stream, null, executor), e -> e instanceof StoreException.DataNotFoundException, null).join();
                if (configuration != null && !state.equals(State.CREATING) && !state.equals(State.UNKNOWN)) {
                    result.put(stream, configuration);
                }
            }
            return result;
        });
    } else {
        return Futures.failedFuture(StoreException.create(StoreException.Type.DATA_NOT_FOUND, scopeName));
    }
}

Example 4 with Scope

use of io.pravega.controller.store.Scope in project pravega by pravega.

the class AbstractStreamMetadataStore method createStreamContext.

@Override
public OperationContext createStreamContext(String scopeName, String streamName, long requestId) {
    Scope scope = getScope(scopeName, null);
    Stream stream = getStream(scopeName, streamName, null);
    return new StreamOperationContext(scope, stream, requestId);
}

Example 5 with Scope

use of io.pravega.controller.store.Scope in project pravega by pravega.

the class AbstractStreamMetadataStore method createScope.

/**
 * Create a scope with given name.
 *
 * @param scopeName Name of scope to created.
 * @return CreateScopeStatus future.
 */
@Override
public CompletableFuture<CreateScopeStatus> createScope(final String scopeName, final OperationContext ctx, Executor executor) {
    OperationContext context = getOperationContext(ctx);
    Scope scope = getScope(scopeName, context);
    return Futures.completeOn(scope.isScopeSealed(scopeName, context).thenCompose(isScopeSealed -> {
        if (isScopeSealed) {
            return CompletableFuture.completedFuture(CreateScopeStatus.newBuilder().setStatus(CreateScopeStatus.Status.SCOPE_EXISTS).build());
        }
        return scope.createScope(context).handle((result, ex) -> {
            if (ex == null) {
                return CreateScopeStatus.newBuilder().setStatus(CreateScopeStatus.Status.SUCCESS).build();
            }
            if (Exceptions.unwrap(ex) instanceof StoreException.DataExistsException) {
                return CreateScopeStatus.newBuilder().setStatus(CreateScopeStatus.Status.SCOPE_EXISTS).build();
            } else {
                log.error(context.getRequestId(), "Create scope failed for scope {} due to ", scopeName, ex);
                return CreateScopeStatus.newBuilder().setStatus(CreateScopeStatus.Status.FAILURE).build();
            }
        });
    }), executor);
}