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dondonzdondonz
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Merge pull request #3958 from graphql-java/add-dataloader-500
Add DataLoader 5.0.0
2 parents 6c5779c + 8b7de89 commit 397c050

13 files changed

Lines changed: 46 additions & 38 deletions

‎build.gradle‎

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -105,7 +105,7 @@ tasks.withType(GroovyCompile) {
105105
}
106106
dependencies {
107107
implementation 'org.antlr:antlr4-runtime:' + antlrVersion
108-
api 'com.graphql-java:java-dataloader:4.0.0'
108+
api 'com.graphql-java:java-dataloader:5.0.0'
109109
api 'org.reactivestreams:reactive-streams:' + reactiveStreamsVersion
110110
api "org.jspecify:jspecify:1.0.0"
111111
antlr 'org.antlr:antlr4:' + antlrVersion

‎src/test/groovy/graphql/execution/instrumentation/DataLoaderCacheCanBeAsyncTest.groovy‎

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -87,7 +87,7 @@ class DataLoaderCacheCanBeAsyncTest extends Specification {
8787
def valueCache = new CustomValueCache()
8888
valueCache.store.put("a", [id: "cachedA", name: "cachedAName"])
8989

90-
DataLoaderOptions options = DataLoaderOptions.newOptions().setValueCache(valueCache).setCachingEnabled(true)
90+
DataLoaderOptions options = DataLoaderOptions.newOptions().setValueCache(valueCache).setCachingEnabled(true).build()
9191
DataLoader userDataLoader = DataLoaderFactory.newDataLoader(userBatchLoader, options)
9292

9393
registry = DataLoaderRegistry.newRegistry()

‎src/test/groovy/graphql/execution/instrumentation/dataloader/BatchCompareDataFetchers.java‎

Lines changed: 4 additions & 4 deletions
Original file line numberDiff line numberDiff line change
@@ -100,9 +100,9 @@ private static List<List<Department>> getDepartmentsForShops(List<Shop> shops) {
100100

101101
public DataLoader<String, List<Department>> departmentsForShopDataLoader = DataLoaderFactory.newDataLoader(departmentsForShopsBatchLoader);
102102

103-
public DataFetcher<CompletableFuture<List<Department>>> departmentsForShopDataLoaderDataFetcher = environment -> {
103+
public DataFetcher<?> departmentsForShopDataLoaderDataFetcher = environment -> {
104104
Shop shop = environment.getSource();
105-
return departmentsForShopDataLoader.load(shop.getId());
105+
return environment.getDataLoader("departments").load(shop.getId());
106106
};
107107

108108
// Products
@@ -136,9 +136,9 @@ private static List<List<Product>> getProductsForDepartments(List<Department> de
136136

137137
public DataLoader<String, List<Product>> productsForDepartmentDataLoader = DataLoaderFactory.newDataLoader(productsForDepartmentsBatchLoader);
138138

139-
public DataFetcher<CompletableFuture<List<Product>>> productsForDepartmentDataLoaderDataFetcher = environment -> {
139+
public DataFetcher<?> productsForDepartmentDataLoaderDataFetcher = environment -> {
140140
Department department = environment.getSource();
141-
return productsForDepartmentDataLoader.load(department.getId());
141+
return environment.getDataLoader("products").load(department.getId());
142142
};
143143

144144
private <T> CompletableFuture<T> maybeAsyncWithSleep(Supplier<CompletableFuture<T>> supplier) {

‎src/test/groovy/graphql/execution/instrumentation/dataloader/DataLoaderCompanyProductBackend.java‎

Lines changed: 4 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -2,6 +2,7 @@
22

33

44
import com.google.common.collect.ImmutableList;
5+
import org.dataloader.BatchLoader;
56
import org.dataloader.DataLoader;
67
import org.dataloader.DataLoaderFactory;
78

@@ -26,12 +27,13 @@ public DataLoaderCompanyProductBackend(int companyCount, int projectCount) {
2627
mkCompany(projectCount);
2728
}
2829

29-
projectsLoader = DataLoaderFactory.newDataLoader(keys -> getProjectsForCompanies(keys).thenApply(projects -> keys
30+
BatchLoader<UUID, List<Project>> uuidListBatchLoader = keys -> getProjectsForCompanies(keys).thenApply(projects -> keys
3031
.stream()
3132
.map(companyId -> projects.stream()
3233
.filter(project -> project.getCompanyId().equals(companyId))
3334
.collect(Collectors.toList()))
34-
.collect(Collectors.toList())));
35+
.collect(Collectors.toList()));
36+
projectsLoader = DataLoaderFactory.newDataLoader(uuidListBatchLoader);
3537

3638
}
3739

‎src/test/groovy/graphql/execution/instrumentation/dataloader/DataLoaderCompanyProductMutationTest.groovy‎

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -48,7 +48,7 @@ class DataLoaderCompanyProductMutationTest extends Specification {
4848
newTypeWiring("Company").dataFetcher("projects", {
4949
environment ->
5050
DataLoaderCompanyProductBackend.Company source = environment.getSource()
51-
return backend.getProjectsLoader().load(source.getId())
51+
return environment.getDataLoader("projects-dl").load(source.getId())
5252
}))
5353
.type(
5454
newTypeWiring("Query").dataFetcher("companies", {

‎src/test/groovy/graphql/execution/instrumentation/dataloader/DataLoaderHangingTest.groovy‎

Lines changed: 2 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -192,7 +192,7 @@ class DataLoaderHangingTest extends Specification {
192192
})
193193
}, executor)
194194
}
195-
}, DataLoaderOptions.newOptions().setMaxBatchSize(5))
195+
}, DataLoaderOptions.newOptions().setMaxBatchSize(5).build())
196196

197197
def dataLoaderSongs = DataLoaderFactory.newDataLoader(new BatchLoader<DataFetchingEnvironment, List<Object>>() {
198198
@Override
@@ -209,7 +209,7 @@ class DataLoaderHangingTest extends Specification {
209209
})
210210
}, executor)
211211
}
212-
}, DataLoaderOptions.newOptions().setMaxBatchSize(5))
212+
}, DataLoaderOptions.newOptions().setMaxBatchSize(5).build())
213213

214214
def dataLoaderRegistry = new DataLoaderRegistry()
215215
dataLoaderRegistry.register("artist.albums", dataLoaderAlbums)

‎src/test/groovy/graphql/execution/instrumentation/dataloader/DataLoaderNodeTest.groovy‎

Lines changed: 12 additions & 10 deletions
Original file line numberDiff line numberDiff line change
@@ -11,6 +11,7 @@ import graphql.schema.GraphQLObjectType
1111
import graphql.schema.GraphQLSchema
1212
import graphql.schema.StaticDataFetcher
1313
import org.dataloader.DataLoader
14+
import org.dataloader.DataLoaderFactory
1415
import org.dataloader.DataLoaderRegistry
1516
import spock.lang.Specification
1617

@@ -69,39 +70,42 @@ class DataLoaderNodeTest extends Specification {
6970
}
7071

7172
class NodeDataFetcher implements DataFetcher {
72-
DataLoader loader
73+
String name
7374

74-
NodeDataFetcher(DataLoader loader) {
75-
this.loader = loader
75+
NodeDataFetcher(String name) {
76+
this.name = name
7677
}
7778

7879
@Override
7980
Object get(DataFetchingEnvironment environment) throws Exception {
80-
return loader.load(environment.getSource())
81+
return environment.getDataLoader(name).load(environment.getSource())
8182
}
8283
}
8384

8485
def "levels of loading"() {
8586

8687
List<List<Node>> nodeLoads = []
8788

88-
DataLoader<Node, List<Node>> loader = new DataLoader<>({ keys ->
89+
90+
def batchLoadFunction = { keys ->
8991
nodeLoads.add(keys)
9092
List<List<Node>> childNodes = new ArrayList<>()
9193
for (Node key : keys) {
9294
childNodes.add(key.childNodes)
9395
}
9496
System.out.println("BatchLoader called for " + keys + " -> got " + childNodes)
9597
return CompletableFuture.completedFuture(childNodes)
96-
})
97-
98-
DataFetcher<?> nodeDataFetcher = new NodeDataFetcher(loader)
98+
}
99+
DataLoader<Node, List<Node>> loader = DataLoaderFactory.newDataLoader(batchLoadFunction)
99100

100101
def nodeTypeName = "Node"
101102
def childNodesFieldName = "childNodes"
102103
def queryTypeName = "Query"
103104
def rootFieldName = "root"
104105

106+
DataFetcher<?> nodeDataFetcher = new NodeDataFetcher(childNodesFieldName)
107+
DataLoaderRegistry registry = new DataLoaderRegistry().register(childNodesFieldName, loader)
108+
105109
GraphQLObjectType nodeType = GraphQLObjectType
106110
.newObject()
107111
.name(nodeTypeName)
@@ -132,8 +136,6 @@ class DataLoaderNodeTest extends Specification {
132136
.build())
133137
.build()
134138

135-
DataLoaderRegistry registry = new DataLoaderRegistry().register(childNodesFieldName, loader)
136-
137139
ExecutionResult result = GraphQL.newGraphQL(schema)
138140
// .instrumentation(new DataLoaderDispatcherInstrumentation())
139141
.build()

‎src/test/groovy/graphql/execution/instrumentation/dataloader/DataLoaderTypeMismatchTest.groovy‎

Lines changed: 3 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -9,6 +9,7 @@ import graphql.schema.idl.SchemaGenerator
99
import graphql.schema.idl.SchemaParser
1010
import org.dataloader.BatchLoader
1111
import org.dataloader.DataLoader
12+
import org.dataloader.DataLoaderFactory
1213
import org.dataloader.DataLoaderRegistry
1314
import spock.lang.Specification
1415

@@ -36,7 +37,7 @@ class DataLoaderTypeMismatchTest extends Specification {
3637

3738
def typeDefinitionRegistry = new SchemaParser().parse(sdl)
3839

39-
def dataLoader = new DataLoader<Object, Object>(new BatchLoader<Object, Object>() {
40+
def dataLoader = DataLoaderFactory.newDataLoader(new BatchLoader<Object, Object>() {
4041
@Override
4142
CompletionStage<List<Object>> load(List<Object> keys) {
4243
return CompletableFuture.completedFuture([
@@ -50,7 +51,7 @@ class DataLoaderTypeMismatchTest extends Specification {
5051
def todosDef = new DataFetcher<CompletableFuture<Object>>() {
5152
@Override
5253
CompletableFuture<Object> get(DataFetchingEnvironment environment) {
53-
return dataLoader.load(environment)
54+
return environment.getDataLoader("getTodos").load(environment)
5455
}
5556
}
5657

‎src/test/groovy/graphql/execution/instrumentation/dataloader/Issue1178DataLoaderDispatchTest.groovy‎

Lines changed: 9 additions & 8 deletions
Original file line numberDiff line numberDiff line change
@@ -8,6 +8,7 @@ import graphql.schema.StaticDataFetcher
88
import graphql.schema.idl.RuntimeWiring
99
import org.dataloader.BatchLoader
1010
import org.dataloader.DataLoader
11+
import org.dataloader.DataLoaderFactory
1112
import org.dataloader.DataLoaderRegistry
1213
import spock.lang.Specification
1314

@@ -40,15 +41,15 @@ class Issue1178DataLoaderDispatchTest extends Specification {
4041

4142
def executor = Executors.newFixedThreadPool(5)
4243

43-
def dataLoader = new DataLoader<Object, Object>(new BatchLoader<Object, Object>() {
44+
def dataLoader = DataLoaderFactory.newDataLoader(new BatchLoader<Object, Object>() {
4445
@Override
4546
CompletionStage<List<Object>> load(List<Object> keys) {
4647
return CompletableFuture.supplyAsync({
4748
return keys.collect({ [id: 'r' + it] })
4849
}, executor)
4950
}
5051
})
51-
def dataLoader2 = new DataLoader<Object, Object>(new BatchLoader<Object, Object>() {
52+
def dataLoader2 = DataLoaderFactory.newDataLoader(new BatchLoader<Object, Object>() {
5253
@Override
5354
CompletionStage<List<Object>> load(List<Object> keys) {
5455
return CompletableFuture.supplyAsync({
@@ -61,8 +62,8 @@ class Issue1178DataLoaderDispatchTest extends Specification {
6162
dataLoaderRegistry.register("todo.related", dataLoader)
6263
dataLoaderRegistry.register("todo.related2", dataLoader2)
6364

64-
def relatedDf = new MyDataFetcher(dataLoader)
65-
def relatedDf2 = new MyDataFetcher(dataLoader2)
65+
def relatedDf = new MyDataFetcher("todo.related")
66+
def relatedDf2 = new MyDataFetcher("todo.related2")
6667

6768
def wiring = RuntimeWiring.newRuntimeWiring()
6869
.type(newTypeWiring("Query")
@@ -119,16 +120,16 @@ class Issue1178DataLoaderDispatchTest extends Specification {
119120

120121
static class MyDataFetcher implements DataFetcher<CompletableFuture<Object>> {
121122

122-
private final DataLoader dataLoader
123+
private final String name
123124

124-
MyDataFetcher(DataLoader dataLoader) {
125-
this.dataLoader = dataLoader
125+
MyDataFetcher(String name) {
126+
this.name = name
126127
}
127128

128129
@Override
129130
CompletableFuture<Object> get(DataFetchingEnvironment environment) {
130131
def todo = environment.source as Map
131-
return dataLoader.load(todo['id'])
132+
return environment.getDataLoader(name).load(todo['id'])
132133
}
133134
}
134135
}

‎src/test/groovy/graphql/execution/instrumentation/dataloader/PeopleCompaniesAndProductsDataLoaderTest.groovy‎

Lines changed: 3 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -12,6 +12,7 @@ import graphql.schema.DataFetchingEnvironment
1212
import graphql.schema.idl.RuntimeWiring
1313
import org.dataloader.BatchLoader
1414
import org.dataloader.DataLoader
15+
import org.dataloader.DataLoaderFactory
1516
import org.dataloader.DataLoaderRegistry
1617
import spock.lang.Specification
1718

@@ -168,8 +169,8 @@ class PeopleCompaniesAndProductsDataLoaderTest extends Specification {
168169

169170

170171
private DataLoaderRegistry buildRegistry() {
171-
DataLoader<Integer, Person> personDataLoader = new DataLoader<>(personBatchLoader)
172-
DataLoader<Integer, Company> companyDataLoader = new DataLoader<>(companyBatchLoader)
172+
DataLoader<Integer, Person> personDataLoader = DataLoaderFactory.newDataLoader(personBatchLoader)
173+
DataLoader<Integer, Company> companyDataLoader = DataLoaderFactory.newDataLoader(companyBatchLoader)
173174

174175
DataLoaderRegistry registry = new DataLoaderRegistry()
175176
registry.register("person", personDataLoader)

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