Fix code generation from introspection result #535 (#536)

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

@@ -32,6 +32,7 @@ import java.io.File;
 import java.io.IOException;
 import java.nio.file.Path;
 import java.nio.file.Paths;
+import java.util.Collections;
 import java.util.HashMap;
 import java.util.HashSet;
 import java.util.List;
@@ -180,6 +181,9 @@ public class GraphQLCodegenGradleTask extends DefaultTask implements GraphQLCode
         if (graphqlSchemaPaths != null) {
             return graphqlSchemaPaths;
         }
+        if (graphqlQueryIntrospectionResultPath != null) {
+            return Collections.emptyList();
+        }
         Path rootDir = getSchemasRootDir();
         SchemaFinder finder = new SchemaFinder(rootDir);
         finder.setRecursive(graphqlSchemas.isRecursive());

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

@@ -273,6 +273,9 @@ public class GraphQLCodegenMojo extends AbstractMojo implements GraphQLCodegenCo
         if (graphqlSchemaPaths != null) {
             return Arrays.asList(graphqlSchemaPaths);
         }
+        if (graphqlQueryIntrospectionResultPath != null) {
+            return Collections.emptyList();
+        }
         Path schemasRootDir = getSchemasRootDir();
         SchemaFinder finder = new SchemaFinder(schemasRootDir);
         finder.setRecursive(graphqlSchemas.isRecursive());

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

@@ -228,8 +228,14 @@ class GraphQLCodegenPlugin(configuration: Configuration, private[codegen] val co
         }
 
         def getSchemas: util.List[String] = {
-          if ((graphqlSchemaPaths in GraphQLCodegenConfig).value != null && (graphqlSchemaPaths in GraphQLCodegenConfig).value.nonEmpty)
+          if ((graphqlSchemaPaths in GraphQLCodegenConfig).value != null &&
+                (graphqlSchemaPaths in GraphQLCodegenConfig).value.nonEmpty) {
             return (graphqlSchemaPaths in GraphQLCodegenConfig).value.asJava
+          }
+          if ((graphqlQueryIntrospectionResultPath in GraphQLCodegenConfig).value != null &&
+                !(graphqlQueryIntrospectionResultPath in GraphQLCodegenConfig).value.isEmpty) {
+            return List[String]().asJava
+          }
           val schemasRootDir: Path = getSchemasRootDir
           val finder: SchemaFinder = new SchemaFinder(schemasRootDir)
           finder.setRecursive((graphqlSchemas in GraphQLCodegenConfig).value.recursive)

src/main/java/com/kobylynskyi/graphql/codegen/GraphQLCodegen.java

@@ -53,40 +53,40 @@ public abstract class GraphQLCodegen {
 
     // used in tests
     protected GraphQLCodegen(List<String> schemas,
-                          File outputDir,
-                          MappingConfig mappingConfig,
-                          GeneratedInformation generatedInformation,
-                          MapperFactory mapperFactory) {
+                             File outputDir,
+                             MappingConfig mappingConfig,
+                             GeneratedInformation generatedInformation,
+                             MapperFactory mapperFactory) {
         this(schemas, null, outputDir, mappingConfig, null, generatedInformation, mapperFactory);
     }
 
     // used in tests
     protected GraphQLCodegen(String introspectionResult,
-                          File outputDir,
-                          MappingConfig mappingConfig,
-                          GeneratedInformation generatedInformation,
-                          MapperFactory mapperFactory) {
+                             File outputDir,
+                             MappingConfig mappingConfig,
+                             GeneratedInformation generatedInformation,
+                             MapperFactory mapperFactory) {
         this(null, introspectionResult, outputDir, mappingConfig, null, generatedInformation, mapperFactory);
     }
 
     // used in plugins
     protected GraphQLCodegen(List<String> schemas,
-                          String introspectionResult,
-                          File outputDir,
-                          MappingConfig mappingConfig,
-                          MappingConfigSupplier externalMappingConfigSupplier,
-                          MapperFactory mapperFactory) {
+                             String introspectionResult,
+                             File outputDir,
+                             MappingConfig mappingConfig,
+                             MappingConfigSupplier externalMappingConfigSupplier,
+                             MapperFactory mapperFactory) {
         this(schemas, introspectionResult, outputDir, mappingConfig, externalMappingConfigSupplier, new GeneratedInformation(), mapperFactory);
     }
 
     // used by other constructors
     protected GraphQLCodegen(List<String> schemas,
-                          String introspectionResult,
-                          File outputDir,
-                          MappingConfig mappingConfig,
-                          MappingConfigSupplier externalMappingConfigSupplier,
-                          GeneratedInformation generatedInformation,
-                          MapperFactory mapperFactory) {
+                             String introspectionResult,
+                             File outputDir,
+                             MappingConfig mappingConfig,
+                             MappingConfigSupplier externalMappingConfigSupplier,
+                             GeneratedInformation generatedInformation,
+                             MapperFactory mapperFactory) {
         this.schemas = schemas;
         this.introspectionResult = introspectionResult;
         this.outputDir = outputDir;