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sabiroveEvgenii Sabirov
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Evgenii Sabirov
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Allow to exclude fields from generated GraphQL objects #1297 (#1299)
 --------- Co-authored-by: Evgenii Sabirov <[email protected]>
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‎docs/codegen-options.md‎

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@@ -37,6 +37,7 @@
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| `directiveAnnotationsMapping` | Map(String,String[]) | Empty | *See [DirectiveAnnotationsMapping](#option-directiveannotationsmapping)* |
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| `fieldsWithResolvers` | Set(String) | Empty | Fields that require Resolvers should be defined here in format: `TypeName.fieldName` or `TypeName` or `@directive`. E.g.: `Person`, `Person.friends`, `@customResolver`. |
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| `fieldsWithoutResolvers` | Set(String) | Empty | Fields that DO NOT require Resolvers should be defined here in format: `TypeName.fieldName` or `TypeName` or `@directive`. Can be used in conjunction with `generateExtensionFieldsResolvers` option. E.g.: `Person`, `Person.friends`, `@noResolver`. |
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| `fieldsToExcludeFromGeneration` | Set(String) | Empty | Fields to exclude from generation should be defined here in format: `TypeName.fieldName`. |
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| `resolverArgumentAnnotations` | Set(String) | Empty | Annotations that will be added to all resolver arguments. Can be used for [spring-graphql](https://github.com/spring-projects/spring-graphql) inegration by supplying: `org.springframework.graphql.data.method.annotation.Argument` |
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| `parametrizedResolverAnnotations` | Set(String) | Empty | Annotations that will be added to all parametrized resolver methods. Can be used for [spring-graphql](https://github.com/spring-projects/spring-graphql) inegration by supplying: `org.springframework.graphql.data.method.annotation.SchemaMapping(typeName="{{TYPE_NAME}}")` |
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| `generateParameterizedFieldsResolvers` | Boolean | True | If true, then generate separate `Resolver` interface for parametrized fields. If false, then add field to the type definition and ignore field parameters. |

‎plugins/gradle/graphql-java-codegen-gradle-plugin/src/main/java/io/github/kobylynskyi/graphql/codegen/gradle/GraphQLCodegenGradleTask.java‎

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@@ -94,6 +94,7 @@ public class GraphQLCodegenGradleTask extends DefaultTask implements GraphQLCode
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private String generatedAnnotation;
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private Set<String> fieldsWithResolvers = new HashSet<>();
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private Set<String> fieldsWithoutResolvers = new HashSet<>();
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private Set<String> fieldsToExcludeFromGeneration = new HashSet<>();
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private Set<String> typesAsInterfaces = new HashSet<>();
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private Set<String> resolverArgumentAnnotations = new HashSet<>();
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private Set<String> parametrizedResolverAnnotations = new HashSet<>();
@@ -182,6 +183,8 @@ public void generate() throws Exception {
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fieldsWithResolvers != null ? fieldsWithResolvers : new HashSet<>());
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mappingConfig.setFieldsWithoutResolvers(
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fieldsWithoutResolvers != null ? fieldsWithoutResolvers : new HashSet<>());
186+
mappingConfig.setFieldsToExcludeFromGeneration(
187+
fieldsToExcludeFromGeneration != null ? fieldsToExcludeFromGeneration : new HashSet<>());
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mappingConfig.setTypesAsInterfaces(
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typesAsInterfaces != null ? typesAsInterfaces : new HashSet<>());
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mappingConfig.setResolverArgumentAnnotations(
@@ -762,6 +765,17 @@ public void setFieldsWithoutResolvers(Set<String> fieldsWithoutResolvers) {
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this.fieldsWithoutResolvers = fieldsWithoutResolvers;
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}
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768+
@Input
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@Optional
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@Override
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public Set<String> getFieldsToExcludeFromGeneration() {
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return fieldsToExcludeFromGeneration;
773+
}
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775+
public void setFieldsToExcludeFromGeneration(Set<String> fieldsToExcludeFromGeneration) {
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this.fieldsToExcludeFromGeneration = fieldsToExcludeFromGeneration;
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}
778+
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@Input
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@Optional
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@Override

‎plugins/maven/graphql-java-codegen-maven-plugin/src/main/java/io/github/kobylynskyi/graphql/codegen/GraphQLCodegenMojo.java‎

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@@ -176,6 +176,9 @@ public class GraphQLCodegenMojo extends AbstractMojo implements GraphQLCodegenCo
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@Parameter
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private String[] fieldsWithoutResolvers;
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@Parameter
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private String[] fieldsToExcludeFromGeneration;
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@Parameter
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private RelayConfig relayConfig = new RelayConfig();
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@@ -289,6 +292,7 @@ public void execute() throws MojoExecutionException {
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mappingConfig.setGenerateModelsWithPublicFields(generateModelsWithPublicFields);
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mappingConfig.setFieldsWithResolvers(mapToHashSet(fieldsWithResolvers));
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mappingConfig.setFieldsWithoutResolvers(mapToHashSet(fieldsWithoutResolvers));
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mappingConfig.setFieldsToExcludeFromGeneration(mapToHashSet(fieldsToExcludeFromGeneration));
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mappingConfig.setRelayConfig(relayConfig);
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mappingConfig.setGenerateClient(generateClient);
@@ -586,6 +590,11 @@ public Set<String> getFieldsWithoutResolvers() {
586590
return mapToHashSet(fieldsWithoutResolvers);
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}
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@Override
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public Set<String> getFieldsToExcludeFromGeneration() {
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return mapToHashSet(fieldsToExcludeFromGeneration);
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}
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@Override
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public Boolean getGenerateAllMethodInProjection() {
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return generateAllMethodInProjection;

‎plugins/sbt/graphql-java-codegen-sbt-plugin/src/main/scala/io/github/dreamylost/graphql/codegen/GraphQLCodegenKeys.scala‎

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@@ -84,6 +84,8 @@ trait GraphQLCodegenKeys {
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val fieldsWithoutResolvers = settingKey[util.Set[String]]("fieldsWithoutResolvers")
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val fieldsToExcludeFromGeneration = settingKey[util.Set[String]]("fieldsToExcludeFromGeneration")
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val typesAsInterfaces = settingKey[util.Set[String]]("typesAsInterfaces")
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val generateClient = settingKey[Boolean]("generateClient")

‎plugins/sbt/graphql-java-codegen-sbt-plugin/src/main/scala/io/github/dreamylost/graphql/codegen/GraphQLCodegenPlugin.scala‎

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@@ -108,8 +108,9 @@ class GraphQLCodegenPlugin(configuration: Configuration, private[codegen] val co
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apiPackageName := None,
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modelPackageName := None,
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// field resolvers configs:
111-
fieldsWithResolvers := new JHashSet[String](),
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fieldsWithoutResolvers := new JHashSet[String](),
111+
fieldsWithResolvers := new JHashSet[String](),
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fieldsWithoutResolvers := new JHashSet[String](),
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fieldsToExcludeFromGeneration := new JHashSet[String](),
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// various toggles:
114115
generateClient := MappingConfigConstants.DEFAULT_GENERATE_CLIENT,
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generateParameterizedFieldsResolvers := MappingConfigConstants.DEFAULT_GENERATE_PARAMETERIZED_FIELDS_RESOLVERS,
@@ -167,6 +168,7 @@ class GraphQLCodegenPlugin(configuration: Configuration, private[codegen] val co
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mappingConfig.setGenerateModelsForRootTypes((GraphQLCodegenConfig / generateModelsForRootTypes).value)
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mappingConfig.setFieldsWithResolvers((GraphQLCodegenConfig / fieldsWithResolvers).value)
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mappingConfig.setFieldsWithoutResolvers((GraphQLCodegenConfig / fieldsWithoutResolvers).value)
171+
mappingConfig.setFieldsToExcludeFromGeneration((GraphQLCodegenConfig / fieldsToExcludeFromGeneration).value)
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mappingConfig.setTypesAsInterfaces((GraphQLCodegenConfig / typesAsInterfaces).value)
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mappingConfig.setGenerateClient((GraphQLCodegenConfig / generateClient).value)
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mappingConfig.setRequestSuffix((GraphQLCodegenConfig / requestSuffix).value)

‎src/main/java/com/kobylynskyi/graphql/codegen/mapper/FieldDefinitionToParameterMapper.java‎

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@@ -11,6 +11,7 @@
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import java.util.Collections;
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import java.util.List;
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import java.util.Set;
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import static java.util.stream.Collectors.toList;
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@@ -34,6 +35,22 @@ public FieldDefinitionToParameterMapper(MapperFactory mapperFactory,
3435
this.inputValueDefinitionToParameterMapper = inputValueDefToParamMapper;
3536
}
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38+
/**
39+
* Check whether the given field should be generated.
40+
*
41+
* @param mappingContext Global mapping context
42+
* @param fieldDef GraphQL field definition
43+
* @param parentDefinition Parent GraphQL definition
44+
* @return <code>true</code> if field will be generated (included) in the object. <code>false</code> otherwise
45+
*/
46+
public static boolean generateField(MappingContext mappingContext,
47+
ExtendedFieldDefinition fieldDef,
48+
ExtendedDefinition<?, ?> parentDefinition) {
49+
String fieldDefName = parentDefinition.getName() + "." + fieldDef.getName();
50+
Set<String> fieldsToExcludeFromGeneration = mappingContext.getFieldsToExcludeFromGeneration();
51+
return !fieldsToExcludeFromGeneration.contains(fieldDefName);
52+
}
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/**
3855
* Check whether FieldResolver should be generated for a given field.
3956
*
@@ -95,6 +112,7 @@ public List<ParameterDefinition> mapFields(MappingContext mappingContext,
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List<ExtendedFieldDefinition> fieldDefinitions,
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ExtendedDefinition<?, ?> parentDefinition) {
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return fieldDefinitions.stream()
115+
.filter(fieldDef -> generateField(mappingContext, fieldDef, parentDefinition))
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.filter(fieldDef -> !generateResolversForField(mappingContext, fieldDef, parentDefinition))
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.map(fieldDef -> mapField(mappingContext, fieldDef, parentDefinition))
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.collect(toList());

‎src/main/java/com/kobylynskyi/graphql/codegen/model/GraphQLCodegenConfiguration.java‎

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@@ -1,7 +1,5 @@
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package com.kobylynskyi.graphql.codegen.model;
22

3-
import com.kobylynskyi.graphql.codegen.generators.FreeMarkerTemplateType;
4-
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import java.io.File;
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import java.util.List;
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import java.util.Map;
@@ -330,6 +328,20 @@ public interface GraphQLCodegenConfiguration {
330328
*/
331329
Set<String> getFieldsWithoutResolvers();
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/**
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* Fields that WILL NOT be generated.
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*
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* <p>Values should be defined here in format: TypeName.fieldName
335+
*
336+
* <p>E.g.:
337+
* <ul>
338+
* <li>{@code Person.friends}</li>
339+
* </ul>
340+
*
341+
* @return Set of types and fields that should NOT be generated.
342+
*/
343+
Set<String> getFieldsToExcludeFromGeneration();
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/**
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* Specifies whether return types of generated API interface should be wrapped into <code>java.util.Optional</code>
335347
*

‎src/main/java/com/kobylynskyi/graphql/codegen/model/MappingConfig.java‎

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@@ -1,7 +1,5 @@
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package com.kobylynskyi.graphql.codegen.model;
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3-
import com.kobylynskyi.graphql.codegen.generators.FreeMarkerTemplateType;
4-
53
import java.io.File;
64
import java.util.HashMap;
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import java.util.HashSet;
@@ -64,6 +62,7 @@ public class MappingConfig implements GraphQLCodegenConfiguration, Combinable<Ma
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// field resolvers configs:
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private Set<String> fieldsWithResolvers = new HashSet<>();
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private Set<String> fieldsWithoutResolvers = new HashSet<>();
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private Set<String> fieldsToExcludeFromGeneration = new HashSet<>();
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// parent interfaces configs:
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private String queryResolverParentInterface;
@@ -191,6 +190,7 @@ public void combine(MappingConfig source) {
191190
GraphQLCodegenConfiguration::getParametrizedInputSuffix);
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fieldsWithResolvers = combineSet(fieldsWithResolvers, source.fieldsWithResolvers);
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fieldsWithoutResolvers = combineSet(fieldsWithoutResolvers, source.fieldsWithoutResolvers);
193+
fieldsToExcludeFromGeneration = combineSet(fieldsToExcludeFromGeneration, source.fieldsToExcludeFromGeneration);
194194
customTypesMapping = combineMap(customTypesMapping, source.customTypesMapping);
195195
customTemplates = combineMap(customTemplates, source.customTemplates);
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customAnnotationsMapping = combineMap(customAnnotationsMapping, source.customAnnotationsMapping);
@@ -589,6 +589,15 @@ public void setFieldsWithoutResolvers(Set<String> fieldsWithoutResolvers) {
589589
this.fieldsWithoutResolvers = fieldsWithoutResolvers;
590590
}
591591

592+
@Override
593+
public Set<String> getFieldsToExcludeFromGeneration() {
594+
return fieldsToExcludeFromGeneration;
595+
}
596+
597+
public void setFieldsToExcludeFromGeneration(Set<String> fieldsToExcludeFromGeneration) {
598+
this.fieldsToExcludeFromGeneration = fieldsToExcludeFromGeneration;
599+
}
600+
592601
@Override
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public String getQueryResolverParentInterface() {
594603
return queryResolverParentInterface;

‎src/main/java/com/kobylynskyi/graphql/codegen/model/MappingContext.java‎

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@@ -1,6 +1,5 @@
11
package com.kobylynskyi.graphql.codegen.model;
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import com.kobylynskyi.graphql.codegen.generators.FreeMarkerTemplateType;
43
import com.kobylynskyi.graphql.codegen.mapper.DataModelMapper;
54
import com.kobylynskyi.graphql.codegen.mapper.DataModelMapperFactory;
65
import com.kobylynskyi.graphql.codegen.mapper.FieldDefinitionToParameterMapper;
@@ -265,6 +264,11 @@ public Set<String> getFieldsWithoutResolvers() {
265264
return config.getFieldsWithoutResolvers();
266265
}
267266

267+
@Override
268+
public Set<String> getFieldsToExcludeFromGeneration() {
269+
return config.getFieldsToExcludeFromGeneration();
270+
}
271+
268272
@Override
269273
public Boolean getGenerateClient() {
270274
return config.getGenerateClient();

‎src/test/java/com/kobylynskyi/graphql/codegen/GraphQLCodegenFieldsResolversTest.java‎

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@@ -9,6 +9,7 @@
99
import org.junit.jupiter.api.extension.ExtendWith;
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import java.io.File;
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import java.io.FileNotFoundException;
1213
import java.io.IOException;
1314
import java.util.Collections;
1415
import java.util.HashMap;
@@ -18,6 +19,7 @@
1819
import static com.kobylynskyi.graphql.codegen.TestUtils.getFileByName;
1920
import static java.util.Collections.singletonList;
2021
import static java.util.Collections.singletonMap;
22+
import static org.junit.jupiter.api.Assertions.assertThrows;
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2224
@ExtendWith(MaxQueryTokensExtension.class)
2325
class GraphQLCodegenFieldsResolversTest {
@@ -140,6 +142,24 @@ void generate_FieldResolversViaDirective() throws Exception {
140142
getFileByName(files, "EventProperty.java"));
141143
}
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145+
@Test
146+
void generate_WithFieldsToExcludeFromGeneration() throws Exception {
147+
mappingConfig.setModelNamePrefix("Github");
148+
mappingConfig.setModelNameSuffix("TO");
149+
mappingConfig.setGenerateDataFetchingEnvironmentArgumentInApis(true);
150+
mappingConfig.setFieldsToExcludeFromGeneration(Collections.singleton("AcceptTopicSuggestionPayload.topic"));
151+
152+
generate("src/test/resources/schemas/github.graphqls");
153+
154+
File[] files = Objects.requireNonNull(outputJavaClassesDir.listFiles());
155+
156+
assertSameTrimmedContent(new File("src/test/resources/expected-classes/" +
157+
"GithubAcceptTopicSuggestionPayloadTO.java.txt"),
158+
getFileByName(files, "GithubAcceptTopicSuggestionPayloadTO.java"));
159+
assertThrows(FileNotFoundException.class,
160+
() -> getFileByName(files, "AcceptTopicSuggestionPayloadResolver.java"));
161+
}
162+
143163
private void generate(String o) throws IOException {
144164
new JavaGraphQLCodegen(singletonList(o),
145165
outputBuildDir, mappingConfig, TestUtils.getStaticGeneratedInfo(mappingConfig)).generate();

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