http-client-java, fix list result property in parent

.chronus/changes/http-client-java_fix-property-in-parent-2026-2-13-15-41-25.md

@@ -0,0 +1,7 @@
+---
+changeKind: fix
+packages:
+  - "@typespec/http-client-java"
+---
+
+Fix result segments like "value" not found if defined in parent model.

packages/http-client-java/emitter/src/operation-utils.ts

@@ -224,6 +224,13 @@ export function findResponsePropertySegments(
       const propertyArray: Property[] = [];
 
       let currentSchemaProperties: Property[] | undefined = schema.properties;
+      if (currentSchemaProperties && schema.parents && schema.parents.all) {
+        for (const parent of schema.parents.all) {
+          if (parent instanceof ObjectSchema && parent.properties) {
+            currentSchemaProperties = currentSchemaProperties.concat(parent.properties);
+          }
+        }
+      }
       for (const propertySegment of propertySegments) {
         // abort if no properties in current schema. this should not happen though
         if (!currentSchemaProperties) {

packages/http-client-java/generator/http-client-generator-test/src/main/java/tsptest/armstreamstyleserialization/fluent/ItemsClient.java

@@ -35,4 +35,26 @@ public interface ItemsClient {
      */
     @ServiceMethod(returns = ReturnType.COLLECTION)
     PagedIterable<Result> list(Context context);
+
+    /**
+     * The summary operation.
+     * 
+     * @throws com.azure.core.management.exception.ManagementException thrown if the request is rejected by server.
+     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
+     * @return the paginated response with {@link PagedIterable}.
+     */
+    @ServiceMethod(returns = ReturnType.COLLECTION)
+    PagedIterable<Result> summary();
+
+    /**
+     * The summary operation.
+     * 
+     * @param context The context to associate with this operation.
+     * @throws IllegalArgumentException thrown if parameters fail the validation.
+     * @throws com.azure.core.management.exception.ManagementException thrown if the request is rejected by server.
+     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
+     * @return the paginated response with {@link PagedIterable}.
+     */
+    @ServiceMethod(returns = ReturnType.COLLECTION)
+    PagedIterable<Result> summary(Context context);
 }

packages/http-client-java/generator/http-client-generator-test/src/main/java/tsptest/armstreamstyleserialization/implementation/ItemsClientImpl.java

@@ -31,6 +31,7 @@
 import reactor.core.publisher.Mono;
 import tsptest.armstreamstyleserialization.fluent.ItemsClient;
 import tsptest.armstreamstyleserialization.implementation.models.ListResult;
+import tsptest.armstreamstyleserialization.implementation.models.ListResultSummary;
 import tsptest.armstreamstyleserialization.models.Result;
 
 /**
@@ -78,6 +79,20 @@ Mono<Response<Flux<ByteBuffer>>> list(@HostParam("endpoint") String endpoint,
         Response<BinaryData> listSync(@HostParam("endpoint") String endpoint, @HeaderParam("Accept") String accept,
             Context context);
 
+        @Headers({ "Content-Type: application/json" })
+        @Get("/items/summary")
+        @ExpectedResponses({ 200 })
+        @UnexpectedResponseExceptionType(ManagementException.class)
+        Mono<Response<ListResultSummary>> summary(@HostParam("endpoint") String endpoint,
+            @HeaderParam("Accept") String accept, Context context);
+
+        @Headers({ "Content-Type: application/json" })
+        @Get("/items/summary")
+        @ExpectedResponses({ 200 })
+        @UnexpectedResponseExceptionType(ManagementException.class)
+        Response<ListResultSummary> summarySync(@HostParam("endpoint") String endpoint,
+            @HeaderParam("Accept") String accept, Context context);
+
         @Headers({ "Content-Type: application/json" })
         @Get("{nextLink}")
         @ExpectedResponses({ 200 })
@@ -91,6 +106,20 @@ Mono<Response<ListResult>> listNext(@PathParam(value = "nextLink", encoded = tru
         @UnexpectedResponseExceptionType(ManagementException.class)
         Response<ListResult> listNextSync(@PathParam(value = "nextLink", encoded = true) String nextLink,
             @HostParam("endpoint") String endpoint, @HeaderParam("Accept") String accept, Context context);
+
+        @Headers({ "Content-Type: application/json" })
+        @Get("{nextLink}")
+        @ExpectedResponses({ 200 })
+        @UnexpectedResponseExceptionType(ManagementException.class)
+        Mono<Response<ListResultSummary>> summaryNext(@PathParam(value = "nextLink", encoded = true) String nextLink,
+            @HostParam("endpoint") String endpoint, @HeaderParam("Accept") String accept, Context context);
+
+        @Headers({ "Content-Type: application/json" })
+        @Get("{nextLink}")
+        @ExpectedResponses({ 200 })
+        @UnexpectedResponseExceptionType(ManagementException.class)
+        Response<ListResultSummary> summaryNextSync(@PathParam(value = "nextLink", encoded = true) String nextLink,
+            @HostParam("endpoint") String endpoint, @HeaderParam("Accept") String accept, Context context);
     }
 
     /**
@@ -208,6 +237,107 @@ public PagedIterable<Result> list(Context context) {
         return new PagedIterable<>(() -> listSinglePage(context), nextLink -> listNextSinglePage(nextLink, context));
     }
 
+    /**
+     * The summary operation.
+     * 
+     * @throws ManagementException thrown if the request is rejected by server.
+     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
+     * @return the response body along with {@link PagedResponse} on successful completion of {@link Mono}.
+     */
+    @ServiceMethod(returns = ReturnType.SINGLE)
+    private Mono<PagedResponse<Result>> summarySinglePageAsync() {
+        if (this.client.getEndpoint() == null) {
+            return Mono.error(
+                new IllegalArgumentException("Parameter this.client.getEndpoint() is required and cannot be null."));
+        }
+        final String accept = "application/json";
+        return FluxUtil.withContext(context -> service.summary(this.client.getEndpoint(), accept, context))
+            .<PagedResponse<Result>>map(res -> new PagedResponseBase<>(res.getRequest(), res.getStatusCode(),
+                res.getHeaders(), res.getValue().items(), res.getValue().nextLink(), null))
+            .contextWrite(context -> context.putAll(FluxUtil.toReactorContext(this.client.getContext()).readOnly()));
+    }
+
+    /**
+     * The summary operation.
+     * 
+     * @throws ManagementException thrown if the request is rejected by server.
+     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
+     * @return the paginated response with {@link PagedFlux}.
+     */
+    @ServiceMethod(returns = ReturnType.COLLECTION)
+    private PagedFlux<Result> summaryAsync() {
+        return new PagedFlux<>(() -> summarySinglePageAsync(), nextLink -> summaryNextSinglePageAsync(nextLink));
+    }
+
+    /**
+     * The summary operation.
+     * 
+     * @throws ManagementException thrown if the request is rejected by server.
+     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
+     * @return the response body along with {@link PagedResponse}.
+     */
+    @ServiceMethod(returns = ReturnType.SINGLE)
+    private PagedResponse<Result> summarySinglePage() {
+        if (this.client.getEndpoint() == null) {
+            throw LOGGER.atError()
+                .log(new IllegalArgumentException(
+                    "Parameter this.client.getEndpoint() is required and cannot be null."));
+        }
+        final String accept = "application/json";
+        Response<ListResultSummary> res = service.summarySync(this.client.getEndpoint(), accept, Context.NONE);
+        return new PagedResponseBase<>(res.getRequest(), res.getStatusCode(), res.getHeaders(), res.getValue().items(),
+            res.getValue().nextLink(), null);
+    }
+
+    /**
+     * The summary operation.
+     * 
+     * @param context The context to associate with this operation.
+     * @throws IllegalArgumentException thrown if parameters fail the validation.
+     * @throws ManagementException thrown if the request is rejected by server.
+     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
+     * @return the response body along with {@link PagedResponse}.
+     */
+    @ServiceMethod(returns = ReturnType.SINGLE)
+    private PagedResponse<Result> summarySinglePage(Context context) {
+        if (this.client.getEndpoint() == null) {
+            throw LOGGER.atError()
+                .log(new IllegalArgumentException(
+                    "Parameter this.client.getEndpoint() is required and cannot be null."));
+        }
+        final String accept = "application/json";
+        Response<ListResultSummary> res = service.summarySync(this.client.getEndpoint(), accept, context);
+        return new PagedResponseBase<>(res.getRequest(), res.getStatusCode(), res.getHeaders(), res.getValue().items(),
+            res.getValue().nextLink(), null);
+    }
+
+    /**
+     * The summary operation.
+     * 
+     * @throws ManagementException thrown if the request is rejected by server.
+     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
+     * @return the paginated response with {@link PagedIterable}.
+     */
+    @ServiceMethod(returns = ReturnType.COLLECTION)
+    public PagedIterable<Result> summary() {
+        return new PagedIterable<>(() -> summarySinglePage(), nextLink -> summaryNextSinglePage(nextLink));
+    }
+
+    /**
+     * The summary operation.
+     * 
+     * @param context The context to associate with this operation.
+     * @throws IllegalArgumentException thrown if parameters fail the validation.
+     * @throws ManagementException thrown if the request is rejected by server.
+     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
+     * @return the paginated response with {@link PagedIterable}.
+     */
+    @ServiceMethod(returns = ReturnType.COLLECTION)
+    public PagedIterable<Result> summary(Context context) {
+        return new PagedIterable<>(() -> summarySinglePage(context),
+            nextLink -> summaryNextSinglePage(nextLink, context));
+    }
+
     /**
      * Get the next page of items.
      * 
@@ -286,5 +416,85 @@ private PagedResponse<Result> listNextSinglePage(String nextLink, Context contex
             res.getValue().nextLink(), null);
     }
 
+    /**
+     * Get the next page of items.
+     * 
+     * @param nextLink The URL to get the next list of items.
+     * @throws IllegalArgumentException thrown if parameters fail the validation.
+     * @throws ManagementException thrown if the request is rejected by server.
+     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
+     * @return the response body along with {@link PagedResponse} on successful completion of {@link Mono}.
+     */
+    @ServiceMethod(returns = ReturnType.SINGLE)
+    private Mono<PagedResponse<Result>> summaryNextSinglePageAsync(String nextLink) {
+        if (nextLink == null) {
+            return Mono.error(new IllegalArgumentException("Parameter nextLink is required and cannot be null."));
+        }
+        if (this.client.getEndpoint() == null) {
+            return Mono.error(
+                new IllegalArgumentException("Parameter this.client.getEndpoint() is required and cannot be null."));
+        }
+        final String accept = "application/json";
+        return FluxUtil
+            .withContext(context -> service.summaryNext(nextLink, this.client.getEndpoint(), accept, context))
+            .<PagedResponse<Result>>map(res -> new PagedResponseBase<>(res.getRequest(), res.getStatusCode(),
+                res.getHeaders(), res.getValue().items(), res.getValue().nextLink(), null))
+            .contextWrite(context -> context.putAll(FluxUtil.toReactorContext(this.client.getContext()).readOnly()));
+    }
+
+    /**
+     * Get the next page of items.
+     * 
+     * @param nextLink The URL to get the next list of items.
+     * @throws IllegalArgumentException thrown if parameters fail the validation.
+     * @throws ManagementException thrown if the request is rejected by server.
+     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
+     * @return the response body along with {@link PagedResponse}.
+     */
+    @ServiceMethod(returns = ReturnType.SINGLE)
+    private PagedResponse<Result> summaryNextSinglePage(String nextLink) {
+        if (nextLink == null) {
+            throw LOGGER.atError()
+                .log(new IllegalArgumentException("Parameter nextLink is required and cannot be null."));
+        }
+        if (this.client.getEndpoint() == null) {
+            throw LOGGER.atError()
+                .log(new IllegalArgumentException(
+                    "Parameter this.client.getEndpoint() is required and cannot be null."));
+        }
+        final String accept = "application/json";
+        Response<ListResultSummary> res
+            = service.summaryNextSync(nextLink, this.client.getEndpoint(), accept, Context.NONE);
+        return new PagedResponseBase<>(res.getRequest(), res.getStatusCode(), res.getHeaders(), res.getValue().items(),
+            res.getValue().nextLink(), null);
+    }
+
+    /**
+     * Get the next page of items.
+     * 
+     * @param nextLink The URL to get the next list of items.
+     * @param context The context to associate with this operation.
+     * @throws IllegalArgumentException thrown if parameters fail the validation.
+     * @throws ManagementException thrown if the request is rejected by server.
+     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
+     * @return the response body along with {@link PagedResponse}.
+     */
+    @ServiceMethod(returns = ReturnType.SINGLE)
+    private PagedResponse<Result> summaryNextSinglePage(String nextLink, Context context) {
+        if (nextLink == null) {
+            throw LOGGER.atError()
+                .log(new IllegalArgumentException("Parameter nextLink is required and cannot be null."));
+        }
+        if (this.client.getEndpoint() == null) {
+            throw LOGGER.atError()
+                .log(new IllegalArgumentException(
+                    "Parameter this.client.getEndpoint() is required and cannot be null."));
+        }
+        final String accept = "application/json";
+        Response<ListResultSummary> res = service.summaryNextSync(nextLink, this.client.getEndpoint(), accept, context);
+        return new PagedResponseBase<>(res.getRequest(), res.getStatusCode(), res.getHeaders(), res.getValue().items(),
+            res.getValue().nextLink(), null);
+    }
+
     private static final ClientLogger LOGGER = new ClientLogger(ItemsClientImpl.class);
 }

packages/http-client-java/generator/http-client-generator-test/src/main/java/tsptest/armstreamstyleserialization/implementation/ItemsImpl.java

@@ -32,6 +32,14 @@ public PagedIterable<Result> list(Context context) {
         return this.serviceClient().list(context);
     }
 
+    public PagedIterable<Result> summary() {
+        return this.serviceClient().summary();
+    }
+
+    public PagedIterable<Result> summary(Context context) {
+        return this.serviceClient().summary(context);
+    }
+
     private ItemsClient serviceClient() {
         return this.innerClient;
     }

packages/http-client-java/generator/http-client-generator-test/src/main/java/tsptest/armstreamstyleserialization/implementation/models/ListResult.java

@@ -18,7 +18,7 @@
  * The ListResult model.
  */
 @Immutable
-public final class ListResult implements JsonSerializable<ListResult> {
+public class ListResult implements JsonSerializable<ListResult> {
     /*
      * The items property.
      */
@@ -32,7 +32,7 @@ public final class ListResult implements JsonSerializable<ListResult> {
     /**
      * Creates an instance of ListResult class.
      */
-    private ListResult() {
+    protected ListResult() {
     }
 
     /**
@@ -44,6 +44,17 @@ public List<Result> items() {
         return this.items;
     }
 
+    /**
+     * Set the items property: The items property.
+     * 
+     * @param items the items value to set.
+     * @return the ListResult object itself.
+     */
+    ListResult withItems(List<Result> items) {
+        this.items = items;
+        return this;
+    }
+
     /**
      * Get the nextLink property: The nextLink property.
      * 
@@ -53,6 +64,17 @@ public String nextLink() {
         return this.nextLink;
     }
 
+    /**
+     * Set the nextLink property: The nextLink property.
+     * 
+     * @param nextLink the nextLink value to set.
+     * @return the ListResult object itself.
+     */
+    ListResult withNextLink(String nextLink) {
+        this.nextLink = nextLink;
+        return this;
+    }
+
     /**
      * Validates the instance.
      *