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feat: resume endpoint
1 parent e7c6810 commit c354b96

7 files changed

Lines changed: 107 additions & 2 deletions

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‎src/main/java/org/eclipse/dataplane/Dataplane.java‎

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@@ -22,6 +22,7 @@
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import org.eclipse.dataplane.domain.controlplane.ControlPlane;
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import org.eclipse.dataplane.domain.dataflow.DataFlow;
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import org.eclipse.dataplane.domain.dataflow.DataFlowPrepareMessage;
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import org.eclipse.dataplane.domain.dataflow.DataFlowResumeMessage;
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import org.eclipse.dataplane.domain.dataflow.DataFlowStartMessage;
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import org.eclipse.dataplane.domain.dataflow.DataFlowStartedNotificationMessage;
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import org.eclipse.dataplane.domain.dataflow.DataFlowStatusMessage;
@@ -33,6 +34,7 @@
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import org.eclipse.dataplane.domain.registration.DataPlaneRegistrationMessage;
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import org.eclipse.dataplane.logic.OnCompleted;
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import org.eclipse.dataplane.logic.OnPrepare;
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import org.eclipse.dataplane.logic.OnResume;
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import org.eclipse.dataplane.logic.OnStart;
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import org.eclipse.dataplane.logic.OnStarted;
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import org.eclipse.dataplane.logic.OnSuspend;
@@ -77,6 +79,7 @@ public class Dataplane {
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private OnStart onStart = dataFlow -> Result.failure(new UnsupportedOperationException("onStart is not implemented"));
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private OnTerminate onTerminate = dataFlow -> Result.failure(new UnsupportedOperationException("onTerminate is not implemented"));
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private OnSuspend onSuspend = dataFlow -> Result.failure(new UnsupportedOperationException("onSuspend is not implemented"));
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private OnResume onResume = dataFlow -> Result.failure(new UnsupportedOperationException("onResume is not implemented"));
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private OnStarted onStarted = dataFlow -> Result.failure(new UnsupportedOperationException("onStarted is not implemented"));
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private OnCompleted onCompleted = dataFlow -> Result.failure(new UnsupportedOperationException("onCompleted is not implemented"));
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@@ -193,6 +196,24 @@ public Result<Void> suspend(String flowId, DataFlowSuspendMessage message) {
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.map(it -> null);
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}
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public Result<DataFlowStatusMessage> resume(String flowId, DataFlowResumeMessage message) {
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return dataFlowStore.findById(flowId)
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.map(dataFlow -> {
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if (message.dataAddress() != null) {
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dataFlow.setDataAddress(message.dataAddress());
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}
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return dataFlow;
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})
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.compose(onResume::action)
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.compose(dataFlow -> {
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dataFlow.transitionToStarted();
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var response = new DataFlowStatusMessage(id, flowId, dataFlow.getState().name(), dataFlow.getDataAddress(), null);
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return save(dataFlow).map(it -> response);
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});
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}
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public Result<Void> terminate(String dataFlowId, DataFlowTerminateMessage message) {
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return dataFlowStore.findById(dataFlowId)
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.map(dataFlow -> {
@@ -443,6 +464,11 @@ public Builder onSuspend(OnSuspend onSuspend) {
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return this;
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}
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public Builder onResume(OnResume onResume) {
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dataplane.onResume = onResume;
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return this;
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}
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446472
public Builder onTerminate(OnTerminate onTerminate) {
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dataplane.onTerminate = onTerminate;
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return this;

‎src/main/java/org/eclipse/dataplane/domain/dataflow/DataFlowResumeMessage.java‎

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@@ -0,0 +1,24 @@
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/*
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* Copyright (c) 2026 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
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*
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* This program and the accompanying materials are made available under the
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* terms of the Apache License, Version 2.0 which is available at
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* https://www.apache.org/licenses/LICENSE-2.0
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Contributors:
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* Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. - initial API and implementation
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*
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*/
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package org.eclipse.dataplane.domain.dataflow;
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import org.eclipse.dataplane.domain.DataAddress;
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19+
public record DataFlowResumeMessage(
20+
String messageId,
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String processId,
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DataAddress dataAddress
23+
) {
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}

‎src/main/java/org/eclipse/dataplane/logic/OnResume.java‎

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/*
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* Copyright (c) 2026 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
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*
4+
* This program and the accompanying materials are made available under the
5+
* terms of the Apache License, Version 2.0 which is available at
6+
* https://www.apache.org/licenses/LICENSE-2.0
7+
*
8+
* SPDX-License-Identifier: Apache-2.0
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*
10+
* Contributors:
11+
* Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. - initial API and implementation
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*
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*/
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15+
package org.eclipse.dataplane.logic;
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import org.eclipse.dataplane.domain.Result;
18+
import org.eclipse.dataplane.domain.dataflow.DataFlow;
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20+
public interface OnResume {
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Result<DataFlow> action(DataFlow dataFlow);
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}

‎src/main/java/org/eclipse/dataplane/port/DataPlaneSignalingApiController.java‎

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@@ -9,6 +9,7 @@
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*
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* Contributors:
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* Think-it GmbH - initial API and implementation
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* Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. - resume endpoint
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*
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*/
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@@ -28,6 +29,7 @@
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import org.eclipse.dataplane.domain.Result;
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import org.eclipse.dataplane.domain.dataflow.DataFlow;
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import org.eclipse.dataplane.domain.dataflow.DataFlowPrepareMessage;
32+
import org.eclipse.dataplane.domain.dataflow.DataFlowResumeMessage;
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import org.eclipse.dataplane.domain.dataflow.DataFlowStartMessage;
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import org.eclipse.dataplane.domain.dataflow.DataFlowStartedNotificationMessage;
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import org.eclipse.dataplane.domain.dataflow.DataFlowStatusResponseMessage;
@@ -86,6 +88,14 @@ public Response suspend(@PathParam("flowId") String flowId, DataFlowSuspendMessa
8688
return Response.ok().build();
8789
}
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91+
@POST
92+
@Path("/{flowId}/resume")
93+
public Response resume(@PathParam("flowId") String flowId, DataFlowResumeMessage message) {
94+
var response = dataplane.resume(flowId, message).orElseThrow(ExceptionMapper.MAP_TO_WSRS);
95+
96+
return Response.ok(response).build();
97+
}
98+
8999
@POST
90100
@Path("/{flowId}/terminate")
91101
public Response terminate(@PathParam("flowId") String flowId, DataFlowTerminateMessage message) {

‎src/test/java/org/eclipse/dataplane/ControlPlane.java‎

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@@ -24,6 +24,7 @@
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import jakarta.ws.rs.core.Context;
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import org.eclipse.dataplane.domain.Result;
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import org.eclipse.dataplane.domain.dataflow.DataFlowPrepareMessage;
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import org.eclipse.dataplane.domain.dataflow.DataFlowResumeMessage;
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import org.eclipse.dataplane.domain.dataflow.DataFlowStartMessage;
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import org.eclipse.dataplane.domain.dataflow.DataFlowStartedNotificationMessage;
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import org.eclipse.dataplane.domain.dataflow.DataFlowStatusMessage;
@@ -83,6 +84,10 @@ public ValidatableResponse providerSuspend(String flowId, DataFlowSuspendMessage
8384
return providerClient.suspend(flowId, suspendMessage);
8485
}
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87+
public ValidatableResponse providerResume(String flowId, DataFlowResumeMessage resumeMessage) {
88+
return providerClient.resume(flowId, resumeMessage);
89+
}
90+
8691
public ValidatableResponse providerStatus(String flowId) {
8792
return providerClient.status(flowId);
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}

‎src/test/java/org/eclipse/dataplane/DataplaneClient.java‎

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import io.restassured.specification.RequestSpecification;
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import org.eclipse.dataplane.domain.Result;
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import org.eclipse.dataplane.domain.dataflow.DataFlowPrepareMessage;
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import org.eclipse.dataplane.domain.dataflow.DataFlowResumeMessage;
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import org.eclipse.dataplane.domain.dataflow.DataFlowStartMessage;
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import org.eclipse.dataplane.domain.dataflow.DataFlowStartedNotificationMessage;
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import org.eclipse.dataplane.domain.dataflow.DataFlowSuspendMessage;
@@ -93,6 +94,14 @@ public ValidatableResponse suspend(String flowId, DataFlowSuspendMessage suspend
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.log().ifValidationFails();
9495
}
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97+
public ValidatableResponse resume(String flowId, DataFlowResumeMessage resumeMessage) {
98+
return baseRequest()
99+
.body(resumeMessage)
100+
.post("/v1/dataflows/{id}/resume", flowId)
101+
.then()
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.log().ifValidationFails();
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}
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96105
private RequestSpecification baseRequest() {
97106
var requestSpecification = given()
98107
.contentType(ContentType.JSON)

‎src/test/java/org/eclipse/dataplane/scenario/StreamingPullTest.java‎

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@@ -9,6 +9,7 @@
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*
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* Contributors:
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* Think-it GmbH - initial API and implementation
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* Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. - resume endpoint
1213
*
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*/
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@@ -22,6 +23,7 @@
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import org.eclipse.dataplane.domain.Result;
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import org.eclipse.dataplane.domain.dataflow.DataFlow;
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import org.eclipse.dataplane.domain.dataflow.DataFlowPrepareMessage;
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import org.eclipse.dataplane.domain.dataflow.DataFlowResumeMessage;
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import org.eclipse.dataplane.domain.dataflow.DataFlowStartMessage;
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import org.eclipse.dataplane.domain.dataflow.DataFlowStartedNotificationMessage;
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import org.eclipse.dataplane.domain.dataflow.DataFlowStatusMessage;
@@ -133,7 +135,8 @@ void shouldSuspendAndResumeOnProvider() {
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134136
consumerDataPlane.assertNoMoreDataIsTransferred();
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136-
var resumeResponse = controlPlane.providerStart(startMessage).statusCode(200).extract().as(DataFlowStatusMessage.class);
138+
var resumeMessage = resumeMessage(providerProcessId);
139+
var resumeResponse = controlPlane.providerResume(providerProcessId, resumeMessage).statusCode(200).extract().as(DataFlowStatusMessage.class);
137140
controlPlane.consumerStarted(consumerProcessId, new DataFlowStartedNotificationMessage(resumeResponse.dataAddress())).statusCode(200);
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139142
consumerDataPlane.assertDataIsFlowing();
@@ -151,6 +154,10 @@ private DataFlowStartMessage startMessage(String providerProcessId, String trans
151154
transferType, null, emptyList(), emptyMap());
152155
}
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157+
private DataFlowResumeMessage resumeMessage(String providerProcessId) {
158+
return new DataFlowResumeMessage("theMessageId", providerProcessId, null);
159+
}
160+
154161
private static class ConsumerDataPlane {
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156163
private final Path storage;
@@ -221,6 +228,7 @@ private static class ProviderDataPlane {
221228
.registerAuthorization(new TestAuthorization())
222229
.onStart(this::onStart)
223230
.onSuspend(this::stopDataFlow)
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.onResume(this::onStart)
224232
.onTerminate(this::stopDataFlow)
225233
.build();
226234
private final ScheduledExecutorService executor = Executors.newScheduledThreadPool(5);
@@ -265,6 +273,5 @@ private Result<DataFlow> stopDataFlow(DataFlow dataFlow) {
265273
return Result.failure(e);
266274
}
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}
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}
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}

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