Rename the 'context' option in Java to be 'contexts'.

commons/pom.xml

@@ -4,7 +4,7 @@
     <parent>
         <groupId>io.polyapi</groupId>
         <artifactId>parent-pom</artifactId>
-        <version>0.15.5-SNAPSHOT</version>
+        <version>0.15.6-SNAPSHOT</version>
         <relativePath>../parent-pom</relativePath>
     </parent>
 

library/pom.xml

@@ -4,7 +4,7 @@
     <parent>
         <groupId>io.polyapi</groupId>
         <artifactId>parent-pom</artifactId>
-        <version>0.15.5-SNAPSHOT</version>
+        <version>0.15.6-SNAPSHOT</version>
         <relativePath>../parent-pom</relativePath>
     </parent>
     <artifactId>library</artifactId>

parent-pom/pom.xml

@@ -3,7 +3,7 @@
     <modelVersion>4.0.0</modelVersion>
     <groupId>io.polyapi</groupId>
     <artifactId>parent-pom</artifactId>
-    <version>0.15.5-SNAPSHOT</version>
+    <version>0.15.6-SNAPSHOT</version>
     <packaging>pom</packaging>
     <name>PolyAPI Java parent POM</name>
     <url>https://polyapi.io</url>

polyapi-maven-plugin/pom.xml

@@ -4,7 +4,7 @@
     <parent>
         <groupId>io.polyapi</groupId>
         <artifactId>parent-pom</artifactId>
-        <version>0.15.5-SNAPSHOT</version>
+        <version>0.15.6-SNAPSHOT</version>
         <relativePath>../parent-pom</relativePath>
     </parent>
     <artifactId>polyapi-maven-plugin</artifactId>

polyapi-maven-plugin/src/main/java/io/polyapi/plugin/mojo/GenerateSourcesMojo.java

@@ -22,17 +22,25 @@ public class GenerateSourcesMojo extends PolyApiMojo {
     @Parameter(property = "overwrite", defaultValue = "false")
     private Boolean overwrite;
 
-    @Parameter(property = "context")
-    private String context;
+    @Parameter(property = "contexts")
+    private String contexts;
+
+    @Parameter(property = "functionIds")
+    private String functionIds;
+
     private PolyGenerationService polyGenerationService;
 
     @Override
     public void execute(String host, Integer port) {
         log.info("Initiating generation of Poly sources.");
         this.polyGenerationService = new PolyGenerationServiceImpl(getHttpClient(), getJsonParser(), host, port, getTokenProvider().getToken());
-        List<String> contextFilters = Arrays.stream(Optional.ofNullable(context).map(contextCsv -> contextCsv.split(",")).orElse(new String[]{""})).toList();
+        List<String> contextFilters = Arrays.stream(Optional.ofNullable(contexts).map(contextCsv -> contextCsv.split(",")).orElse(new String[]{""})).toList();
         log.debug("Context filters: \"{}\"", join("\", \"", contextFilters));
-        this.polyGenerationService.generate(contextFilters, overwrite);
+
+        List<String> functionIdFilters = Arrays.stream(Optional.ofNullable(functionIds).map(functionIdsCsv -> functionIdsCsv.split(",")).orElse(new String[]{""})).toList();
+        log.debug("Function ID filters: \"{}\"", join("\", \"", functionIdFilters));
+
+        this.polyGenerationService.generate(contextFilters, functionIdFilters, overwrite);
         log.info("Poly generation complete.");
     }
 }

polyapi-maven-plugin/src/main/java/io/polyapi/plugin/service/generation/PolyGenerationService.java

@@ -4,5 +4,5 @@
 
 public interface PolyGenerationService {
 
-    void generate(List<String> contextFilters, boolean overwrite);
+    void generate(List<String> contextFilters, List<String> functionIdFilters, boolean overwrite);
 }

polyapi-maven-plugin/src/main/java/io/polyapi/plugin/service/generation/PolyGenerationServiceImpl.java

@@ -50,8 +50,21 @@ public PolyGenerationServiceImpl(HttpClient httpClient, JsonParser jsonParser, S
     }
 
     @Override
-    public void generate(List<String> contextFilters, boolean overwrite) {
+    public void generate(List<String> contextFilters, List<String> functionIdFilters, boolean overwrite) {
         var specifications = specificationService.list(contextFilters);
+        log.debug("Applying function ID filters for: {}", functionIdFilters);
+        if (functionIdFilters != null && !functionIdFilters.isEmpty()) {
+            log.info("specifications: {}", specifications);
+            specifications = specifications.stream()
+                    .filter(spec -> {
+                        if (spec instanceof FunctionSpecification functionSpec) {
+                            log.debug("Applicable function ID: {}", functionSpec.getId());
+                            return functionIdFilters.contains(functionSpec.getId());
+                        }
+                        return true;
+                    })
+                    .toList();
+        }
         var contextModel = new HashMap<String, Object>();
         contextModel.put("clientId", UUID.randomUUID().toString());
         contextModel.put("host", host);

pom.xml

@@ -4,7 +4,7 @@
     <modelVersion>4.0.0</modelVersion>
     <groupId>io.polyapi</groupId>
     <artifactId>polyapi-java</artifactId>
-    <version>0.15.5-SNAPSHOT</version>
+    <version>0.15.6-SNAPSHOT</version>
     <packaging>pom</packaging>
     <modules>
         <module>parent-pom</module>