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added support for service task invocation of async services via Mutin…
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…y and completion stage return types
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@mswiderski
mswiderski committed Sep 15, 2021
1 parent 25d593e commit a35de2e
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Showing 70 changed files with 3,029 additions and 1,508 deletions.
6 changes: 4 additions & 2 deletions ...n/java/io/automatiko/engine/addons/persistence/filesystem/FileSystemProcessInstances.java
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Original file line number Diff line number Diff line change
Expand Up @@ -200,9 +200,11 @@ public void create(String id, ProcessInstance instance) {
if (Files.exists(processInstanceStorage)) {
throw new ProcessInstanceDuplicatedException(id);
}
storeProcessInstance(processInstanceStorage, instance);

cachedInstances.remove(resolvedId);
cachedInstances.remove(id);

storeProcessInstance(processInstanceStorage, instance);
} else if (isPending(instance)) {
if (cachedInstances.putIfAbsent(resolvedId, instance) != null) {
throw new ProcessInstanceDuplicatedException(id);
Expand All @@ -217,6 +219,7 @@ public void create(String id, ProcessInstance instance) {
@Override
public void update(String id, ProcessInstance instance) {
String resolvedId = resolveId(id, instance);
cachedInstances.remove(resolvedId);
if (isActive(instance)) {

Path processInstanceStorage = Paths.get(storage.toString(), resolvedId);
Expand All @@ -225,7 +228,6 @@ public void update(String id, ProcessInstance instance) {
storeProcessInstance(processInstanceStorage, instance);
}
}
cachedInstances.remove(resolvedId);
}

@SuppressWarnings("unchecked")
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59 changes: 51 additions & 8 deletions ...io/automatiko/engine/addons/process/management/BaseProcessInstanceManagementResource.java
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Original file line number Diff line number Diff line change
Expand Up @@ -58,7 +58,7 @@ public T doGetInstanceInError(String processId, String processInstanceId) {

public T doGetWorkItemsInProcessInstance(String processId, String processInstanceId) {

return executeOnInstance(processId, processInstanceId, processInstance -> {
return executeOnInstance(processId, processInstanceId, "active", processInstance -> {
// use special security policy to bypass auth check as this is management
// operation
List<WorkItem> workItems = processInstance.workItems(new SecurityPolicy(null) {
Expand Down Expand Up @@ -128,7 +128,7 @@ public T doSkipInstanceInErrorByErrorId(String processId, String processInstance

public T doTriggerNodeInstanceId(String processId, String processInstanceId, String nodeId) {

return executeOnInstance(processId, processInstanceId, processInstance -> {
return executeOnInstance(processId, processInstanceId, "active", processInstance -> {
processInstance.triggerNode(nodeId);

if (processInstance.status() == ProcessInstance.STATE_ERROR) {
Expand All @@ -142,7 +142,7 @@ public T doTriggerNodeInstanceId(String processId, String processInstanceId, Str

public T doRetriggerNodeInstanceId(String processId, String processInstanceId, String nodeInstanceId) {

return executeOnInstance(processId, processInstanceId, processInstance -> {
return executeOnInstance(processId, processInstanceId, "active", processInstance -> {
processInstance.retriggerNodeInstance(nodeInstanceId);

if (processInstance.status() == ProcessInstance.STATE_ERROR) {
Expand All @@ -156,7 +156,7 @@ public T doRetriggerNodeInstanceId(String processId, String processInstanceId, S

public T doCancelNodeInstanceId(String processId, String processInstanceId, String nodeInstanceId) {

return executeOnInstance(processId, processInstanceId, processInstance -> {
return executeOnInstance(processId, processInstanceId, "active", processInstance -> {
processInstance.cancelNodeInstance(nodeInstanceId);

if (processInstance.status() == ProcessInstance.STATE_ERROR) {
Expand All @@ -168,9 +168,9 @@ public T doCancelNodeInstanceId(String processId, String processInstanceId, Stri
});
}

public T doCancelProcessInstanceId(String processId, String processInstanceId) {
public T doCancelProcessInstanceId(String processId, String processInstanceId, String status) {

return executeOnInstance(processId, processInstanceId, processInstance -> {
return executeOnInstance(processId, processInstanceId, status, processInstance -> {
processInstance.abort();

if (processInstance.status() == ProcessInstance.STATE_ERROR) {
Expand Down Expand Up @@ -214,7 +214,8 @@ private T executeOnInstanceInError(String processId, String processInstanceId,
});
}

private T executeOnInstance(String processId, String processInstanceId, Function<ProcessInstance<?>, T> supplier) {
private T executeOnInstance(String processId, String processInstanceId, String status,
Function<ProcessInstance<?>, T> supplier) {
if (processId == null || processInstanceId == null) {
return badRequestResponse(PROCESS_AND_INSTANCE_REQUIRED);
}
Expand All @@ -225,7 +226,7 @@ private T executeOnInstance(String processId, String processInstanceId, Function
}
return UnitOfWorkExecutor.executeInUnitOfWork(application.unitOfWorkManager(), () -> {
Optional<? extends ProcessInstance<?>> processInstanceFound = process.instances()
.findById(processInstanceId);
.findById(processInstanceId, mapStatus(status), ProcessInstanceReadMode.MUTABLE);
if (processInstanceFound.isPresent()) {
ProcessInstance<?> processInstance = processInstanceFound.get();

Expand All @@ -241,4 +242,46 @@ private T executeOnInstance(String processId, String processInstanceId, Function
protected abstract T badRequestResponse(String message);

protected abstract T notFoundResponse(String message);

protected int mapStatus(String status) {
int state = 1;
switch (status.toLowerCase()) {
case "active":
state = 1;
break;
case "completed":
state = 2;
break;
case "aborted":
state = 3;
break;
case "error":
state = 5;
break;
default:
break;
}
return state;
}

protected String reverseMapStatus(int status) {
String state = "active";
switch (status) {
case 1:
state = "active";
break;
case 2:
state = "completed";
break;
case 3:
state = "aborted";
break;
case 5:
state = "error";
break;
default:
break;
}
return state;
}
}
2 changes: 1 addition & 1 deletion ...c/main/java/io/automatiko/engine/addons/process/management/ProcessInstanceManagement.java
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Original file line number Diff line number Diff line change
Expand Up @@ -26,5 +26,5 @@ T retriggerNodeInstanceId(String processId, String processInstanceId, String nod

T cancelNodeInstanceId(String processId, String processInstanceId, String nodeInstanceId, String user, List<String> groups);

T cancelProcessInstanceId(String processId, String processInstanceId, String user, List<String> groups);
T cancelProcessInstanceId(String processId, String processInstanceId, String status, String user, List<String> groups);
}
106 changes: 22 additions & 84 deletions ...ava/io/automatiko/engine/addons/process/management/ProcessInstanceManagementResource.java
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Original file line number Diff line number Diff line change
@@ -1,9 +1,7 @@

package io.automatiko.engine.addons.process.management;

import java.io.IOException;
import java.io.OutputStream;
import java.nio.charset.StandardCharsets;
import java.io.ByteArrayOutputStream;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
Expand All @@ -21,13 +19,11 @@
import javax.ws.rs.PathParam;
import javax.ws.rs.Produces;
import javax.ws.rs.QueryParam;
import javax.ws.rs.WebApplicationException;
import javax.ws.rs.core.Context;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.Response;
import javax.ws.rs.core.Response.ResponseBuilder;
import javax.ws.rs.core.Response.Status;
import javax.ws.rs.core.StreamingOutput;
import javax.ws.rs.core.UriInfo;

import org.eclipse.microprofile.openapi.annotations.ExternalDocumentation;
Expand All @@ -39,6 +35,8 @@
import org.eclipse.microprofile.openapi.annotations.responses.APIResponse;
import org.eclipse.microprofile.openapi.annotations.responses.APIResponses;
import org.eclipse.microprofile.openapi.annotations.tags.Tag;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import io.automatiko.engine.addons.process.management.export.ProcessInstanceExporter;
import io.automatiko.engine.addons.process.management.model.ErrorInfoDTO;
Expand Down Expand Up @@ -70,6 +68,8 @@
@Path("/management/processes")
public class ProcessInstanceManagementResource extends BaseProcessInstanceManagementResource<Response> {

private static final Logger LOGGER = LoggerFactory.getLogger(ProcessInstanceManagementResource.class);

private IdentitySupplier identitySupplier;
private ProcessInstanceExporter exporter;

Expand Down Expand Up @@ -403,8 +403,7 @@ public Response getInstanceImage(
if (process.version() != null) {
path = "/v" + process.version().replaceAll("\\.", "_") + "/" + path;
}
StreamingOutput entity = new ImageStreamingOutput(instance.get().image(path));
ResponseBuilder builder = Response.ok().entity(entity);
ResponseBuilder builder = Response.ok().entity(instance.get().image(path));
return builder.header("Content-Type", "image/svg+xml").build();
});
} finally {
Expand Down Expand Up @@ -581,24 +580,13 @@ public Response cancelNodeInstanceId(
public Response cancelProcessInstanceId(
@Parameter(description = "Unique identifier of the process", required = true) @PathParam("processId") String processId,
@Parameter(description = "Unique identifier of the instance", required = true) @PathParam("processInstanceId") String processInstanceId,
@Parameter(description = "Status of the process instance", required = false, schema = @Schema(enumeration = {
"active", "completed", "aborted",
"error" })) @QueryParam("status") @DefaultValue("active") final String status,
@Parameter(description = "User identifier as alternative autroization info", required = false, hidden = true) @QueryParam("user") final String user,
@Parameter(description = "Groups as alternative autroization info", required = false, hidden = true) @QueryParam("group") final List<String> groups) {
identitySupplier.buildIdentityProvider(user, groups);
return doCancelProcessInstanceId(processId, processInstanceId);
}

protected class ImageStreamingOutput implements StreamingOutput {

private String image;

public ImageStreamingOutput(String image) {
this.image = image;
}

@Override
public void write(OutputStream output) throws IOException, WebApplicationException {
output.write(image.getBytes(StandardCharsets.UTF_8));
}
return doCancelProcessInstanceId(processId, processInstanceId, status);
}

@APIResponses(value = {
Expand Down Expand Up @@ -637,7 +625,7 @@ public JsonExportedProcessInstance exportInstance(@Context UriInfo uriInfo,
});

if (abort) {
cancelProcessInstanceId(processId, instanceId, user, groups);
cancelProcessInstanceId(processId, instanceId, status, user, groups);
}

return exported;
Expand Down Expand Up @@ -722,71 +710,21 @@ public Response archiveInstance(@Context UriInfo uriInfo,
return pi.archive(new JsonArchiveBuilder());

});
StreamingOutput entity = new ZipStreamingOutput(archived);
ResponseBuilder builder = Response.ok().entity(entity);

if (abort) {
cancelProcessInstanceId(processId, instanceId, user, groups);
}

return builder.header("Content-Type", "application/zip").header("Content-Disposition",
"attachment; filename=" + archived.getId() + ".zip").build();
}

protected class ZipStreamingOutput implements StreamingOutput {

private ArchivedProcessInstance archived;

public ZipStreamingOutput(ArchivedProcessInstance archived) {
this.archived = archived;
}

@Override
public void write(OutputStream output) throws IOException, WebApplicationException {
try {
ByteArrayOutputStream output = new ByteArrayOutputStream();
archived.writeAsZip(output);
}
}
ResponseBuilder builder = Response.ok().entity(output.toByteArray());

protected int mapStatus(String status) {
int state = 1;
switch (status.toLowerCase()) {
case "active":
state = 1;
break;
case "completed":
state = 2;
break;
case "aborted":
state = 3;
break;
case "error":
state = 5;
break;
default:
break;
}
return state;
}
if (abort) {
cancelProcessInstanceId(processId, instanceId, "active", user, groups);
}

protected String reverseMapStatus(int status) {
String state = "active";
switch (status) {
case 1:
state = "active";
break;
case 2:
state = "completed";
break;
case 3:
state = "aborted";
break;
case 5:
state = "error";
break;
default:
break;
return builder.header("Content-Type", "application/zip").header("Content-Disposition",
"attachment; filename=" + archived.getId() + ".zip").build();
} catch (Exception e) {
LOGGER.error("Error generating process instance archive", e);
return Response.serverError().entity("Error generating process instance archive").build();
}
return state;
}

}
2 changes: 1 addition & 1 deletion ...-addon/src/main/java/io/automatiko/engine/addons/process/management/model/ProcessDTO.java
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Original file line number Diff line number Diff line change
Expand Up @@ -22,7 +22,7 @@ public ProcessDTO(String id, String version, String name, String description, St
this.id = id;
this.version = version == null ? "" : version;
this.name = name;
this.description = description;
this.description = description == null ? "" : description;
this.image = image;
this.activeInstances = activeInstances;
}
Expand Down
10 changes: 7 additions & 3 deletions ...utomatiko/engine/addons/process/management/BaseProcessInstanceManagementResourceTest.java
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Original file line number Diff line number Diff line change
Expand Up @@ -3,6 +3,7 @@

import static org.assertj.core.api.Assertions.assertThat;
import static org.mockito.ArgumentMatchers.any;
import static org.mockito.ArgumentMatchers.anyInt;
import static org.mockito.ArgumentMatchers.anyString;
import static org.mockito.ArgumentMatchers.eq;
import static org.mockito.Mockito.doAnswer;
Expand Down Expand Up @@ -72,8 +73,10 @@ void setUp() {
Map<String, Process<?>> processes = Mockito.mock(Map.class);
lenient().when(processes.get(anyString())).thenReturn(process);

when(process.instances()).thenReturn(instances);
lenient().when(process.instances()).thenReturn(instances);
lenient().when(instances.findById(anyString())).thenReturn(Optional.of(processInstance));
lenient().when(instances.findById(anyString(), anyInt(), any()))
.thenReturn(Optional.of(processInstance));
lenient().when(processInstance.errors()).thenReturn(Optional.of(errors));
lenient().when(processInstance.variables()).thenReturn(variables);
lenient().when(processInstance.id()).thenReturn(PROCESS_INSTANCE_ID);
Expand Down Expand Up @@ -139,7 +142,8 @@ public Object cancelNodeInstanceId(String processId, String processInstanceId, S
}

@Override
public Object cancelProcessInstanceId(String processId, String processInstanceId, String user, List groups) {
public Object cancelProcessInstanceId(String processId, String processInstanceId, String status, String user,
List groups) {
return null;
}

Expand Down Expand Up @@ -254,7 +258,7 @@ private ProcessErrors mockProcessInstanceStatusActiveOnError() {
@Test
void testDoCancelProcessInstanceId() {
mockProcessInstanceStatusActive().abort();
Object response = tested.doCancelProcessInstanceId(PROCESS_ID, PROCESS_INSTANCE_ID);
Object response = tested.doCancelProcessInstanceId(PROCESS_ID, PROCESS_INSTANCE_ID, "active");
verify(processInstance, times(0)).errors();
verify(processInstance, times(1)).abort();
assertResultOk(response);
Expand Down
4 changes: 2 additions & 2 deletions ...io/automatiko/engine/addons/process/management/ProcessInstanceManagementResourceTest.java
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Original file line number Diff line number Diff line change
Expand Up @@ -184,8 +184,8 @@ public void testCancelNodeInstanceId() {

@Test
public void testCancelProcessInstanceId() {
resource.cancelProcessInstanceId(PROCESS_ID, PROCESS_INSTANCE_ID, null, Collections.emptyList());
verify(resource).doCancelProcessInstanceId(PROCESS_ID, PROCESS_INSTANCE_ID);
resource.cancelProcessInstanceId(PROCESS_ID, PROCESS_INSTANCE_ID, "active", null, Collections.emptyList());
verify(resource).doCancelProcessInstanceId(PROCESS_ID, PROCESS_INSTANCE_ID, "active");
}

@Test
Expand Down
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