feat(callbackGenerator): Prevent generation of CallBack interface if setter related isn't present

5 files changed, 19 insertions, 7 deletions

diff --git a/src/java/com/jogamp/gluegen/DebugEmitter.java b/src/java/com/jogamp/gluegen/DebugEmitter.java
index 9824462..8b53827 100644
--- a/src/java/com/jogamp/gluegen/DebugEmitter.java
+++ b/src/java/com/jogamp/gluegen/DebugEmitter.java
@@ -84,7 +84,8 @@ public class DebugEmitter implements GlueEmitter {
   @Override
   public void beginFunctions(final TypeDictionary typedefDictionary,
                              final TypeDictionary structDictionary,
-                             final Map<Type, Type> canonMap) {
+                             final Map<Type, Type> canonMap,
+                             List<FunctionSymbol> cFunctions) {
     final Set<String> keys = typedefDictionary.keySet();
     for (final String key: keys) {
       final Type value = typedefDictionary.get(key);
diff --git a/src/java/com/jogamp/gluegen/GlueEmitter.java b/src/java/com/jogamp/gluegen/GlueEmitter.java
index 8844a33..6b654f1 100644
--- a/src/java/com/jogamp/gluegen/GlueEmitter.java
+++ b/src/java/com/jogamp/gluegen/GlueEmitter.java
@@ -75,7 +75,8 @@ public interface GlueEmitter {
 
   public void beginFunctions(TypeDictionary typedefDictionary,
                              TypeDictionary structDictionary,
-                             Map<Type, Type> canonMap) throws Exception;
+                             Map<Type, Type> canonMap,
+                             List<FunctionSymbol> cFunctions) throws Exception;
 
   /** Emit glue code for the list of FunctionSymbols. */
   public Iterator<FunctionSymbol> emitFunctions(List<FunctionSymbol> cFunctions) throws Exception;
diff --git a/src/java/com/jogamp/gluegen/GlueGen.java b/src/java/com/jogamp/gluegen/GlueGen.java
index 872214d..5aa76f8 100644
--- a/src/java/com/jogamp/gluegen/GlueGen.java
+++ b/src/java/com/jogamp/gluegen/GlueGen.java
@@ -362,7 +362,7 @@ public class GlueGen implements GlueEmitterControls {
 
             if ( !cfg.structsOnly() ) {
                 // emit java and C code to interface with the native functions
-                emit.beginFunctions(td, sd, headerParser.getCanonMap());
+                emit.beginFunctions(td, sd, headerParser.getCanonMap(), allFunctions);
                 emit.emitFunctions(allFunctions);
                 emit.endFunctions();
             }
diff --git a/src/java/com/jogamp/gluegen/JavaEmitter.java b/src/java/com/jogamp/gluegen/JavaEmitter.java
index 576e9bc..a4260e7 100644
--- a/src/java/com/jogamp/gluegen/JavaEmitter.java
+++ b/src/java/com/jogamp/gluegen/JavaEmitter.java
@@ -66,6 +66,7 @@ import java.util.HashSet;
 import java.util.Iterator;
 import java.util.List;
 import java.util.Map;
+import java.util.Optional;
 import java.util.Set;
 
 import jogamp.common.os.MachineDataInfoRuntime;
@@ -359,7 +360,8 @@ public class JavaEmitter implements GlueEmitter {
   @Override
   public void beginFunctions(final TypeDictionary typedefDictionary,
                              final TypeDictionary structDictionary,
-                             final Map<Type, Type> canonMap) throws Exception {
+                             final Map<Type, Type> canonMap,
+                             final List<FunctionSymbol> cFunctions) throws Exception {
 
     // this.typedefDictionary = typedefDictionary;
     this.canonMap          = canonMap;
@@ -371,7 +373,14 @@ public class JavaEmitter implements GlueEmitter {
           for(final JavaCallbackDef jcbd : javaCallbacks) {
               final Type funcPtr = typedefDictionary.get(jcbd.cbFuncTypeName);
               if( null != funcPtr && funcPtr.isFunctionPointer() ) {
-                  generateJavaCallbackCode(jcbd, funcPtr.getTargetFunction());
+                  final Optional<FunctionSymbol> setter = cFunctions.stream()
+                          .filter(cFunction -> jcbd.setFuncName.equals(cFunction.getName()))
+                          .findFirst();
+                  if( setter.isPresent() ) {
+                      generateJavaCallbackCode(jcbd, funcPtr.getTargetFunction());
+                  } else {
+                      LOG.log(WARNING, "JavaCallback '{0}' setter not available", jcbd);
+                  }
               } else {
                   LOG.log(WARNING, "JavaCallback '{0}' function-pointer type not available", jcbd);
               }
diff --git a/src/java/com/jogamp/gluegen/procaddress/ProcAddressEmitter.java b/src/java/com/jogamp/gluegen/procaddress/ProcAddressEmitter.java
index b812416..6fb8a10 100644
--- a/src/java/com/jogamp/gluegen/procaddress/ProcAddressEmitter.java
+++ b/src/java/com/jogamp/gluegen/procaddress/ProcAddressEmitter.java
@@ -78,13 +78,14 @@ public class ProcAddressEmitter extends JavaEmitter {
     protected String tableClassName;
 
     @Override
-    public void beginFunctions(final TypeDictionary typedefDictionary, final TypeDictionary structDictionary, final Map<Type, Type>  canonMap) throws Exception {
+    public void beginFunctions(final TypeDictionary typedefDictionary, final TypeDictionary structDictionary,
+                               final Map<Type, Type>  canonMap, final List<FunctionSymbol> cFunctions) throws Exception {
         this.typedefDictionary = typedefDictionary;
 
         if (getProcAddressConfig().emitProcAddressTable()) {
             beginProcAddressTable();
         }
-        super.beginFunctions(typedefDictionary, structDictionary, canonMap);
+        super.beginFunctions(typedefDictionary, structDictionary, canonMap, cFunctions);
     }
 
     @Override