Examples with LazyValue org.mule.runtime.api.util.LazyValue used on opensource projects

Example 6 with LazyValue

use of org.mule.runtime.api.util.LazyValue in project mule by mulesoft.

the class ComponentMessageProcessor method createComponentExecutor.

private ComponentExecutor<T> createComponentExecutor() {
    Map<String, Object> params = new HashMap<>();
    LazyValue<Optional<ConfigurationInstance>> staticConfiguration = new LazyValue<>(this::getStaticConfiguration);
    LazyValue<ValueResolvingContext> resolvingContext = new LazyValue<>(() -> {
        CoreEvent initialiserEvent = null;
        try {
            initialiserEvent = getInitialiserEvent();
            return from(initialiserEvent, staticConfiguration.get());
        } finally {
            if (initialiserEvent != null) {
                ((BaseEventContext) initialiserEvent.getContext()).success();
            }
        }
    });
    componentModel.getParameterGroupModels().stream().forEach(group -> {
        if (group.getName().equals(DEFAULT_GROUP_NAME)) {
            group.getParameterModels().stream().filter(p -> p.getModelProperty(FieldOperationParameterModelProperty.class).isPresent()).forEach(p -> {
                ValueResolver<?> resolver = resolverSet.getResolvers().get(p.getName());
                if (resolver != null) {
                    try {
                        params.put(getMemberName(p), resolveValue(resolver, resolvingContext.get()));
                    } catch (MuleException e) {
                        throw new MuleRuntimeException(e);
                    }
                }
            });
        } else {
            ParameterGroupDescriptor groupDescriptor = group.getModelProperty(ParameterGroupModelProperty.class).map(g -> g.getDescriptor()).orElse(null);
            if (groupDescriptor == null) {
                return;
            }
            List<ParameterModel> fieldParameters = getGroupsOfFieldParameters(group);
            if (fieldParameters.isEmpty()) {
                return;
            }
            ObjectBuilder groupBuilder = createFieldParameterGroupBuilder(groupDescriptor, fieldParameters);
            try {
                params.put(((Field) groupDescriptor.getContainer()).getName(), groupBuilder.build(resolvingContext.get()));
            } catch (MuleException e) {
                throw new MuleRuntimeException(e);
            }
        }
    });
    return getOperationExecutorFactory(componentModel).createExecutor(componentModel, params);
}

Example 7 with LazyValue

use of org.mule.runtime.api.util.LazyValue in project mule by mulesoft.

the class ConnectionArgumentResolver method resolve.

/**
 * Returns the connection previously set on the {@code executionContext} under the key
 * {@link ExtensionProperties#CONNECTION_PARAM}
 *
 * @param executionContext an {@link ExecutionContext}
 * @return the connection
 * @throws IllegalArgumentException if the connection was not set
 * @throws ClassCastException if {@code executionContext} is not an {@link ExecutionContextAdapter}
 */
@Override
public LazyValue<Object> resolve(ExecutionContext executionContext) {
    return new LazyValue<>(() -> {
        ConnectionHandler connectionHandler = ((ExecutionContextAdapter<ComponentModel>) executionContext).getVariable(CONNECTION_PARAM);
        checkArgument(connectionHandler != null, "No connection was provided for the component [" + executionContext.getComponentModel().getName() + "]");
        try {
            return connectionHandler.getConnection();
        } catch (ConnectionException e) {
            throw new MuleRuntimeException(I18nMessageFactory.createStaticMessage(String.format("Error was found trying to obtain a connection to execute %s '%s' of extension '%s'", getComponentModelTypeName(executionContext.getComponentModel()), executionContext.getComponentModel().getName(), executionContext.getExtensionModel().getName())), e);
        }
    });
}