fixing type declarations

src/gen_cpp_Engine.ysl2

@@ -115,7 +115,7 @@ tstylesheet {
 
     template "parm", mode=return {
         param "type", "name(*[2])";
-        param "jtype" call "toJavaDeclare" with "type", "$type";
+        param "jtype" call "toJava" with "type", "$type";
         param "name", "name(*[3])";
         param "jnitype" choose {
             when "$type = 'message'" > jlong

src/jniutils.cc

@@ -24,6 +24,8 @@ namespace pEp {
         jclass findClass(JNIEnv *env, const char *classname)
         {
             jclass clazz = env->FindClass(classname);
+            if (!clazz)
+                fprintf(stderr, "class not found: %s\n", classname);
             assert(clazz);
 
             if (clazz == NULL) {

src/types_java.ysl2

@@ -22,17 +22,17 @@ function "toJavaDeclare" {
     param "type";
 
     choose {
-        when "$type='stringlist'" > java.util.Vector
+        when "$type='stringlist'" error | # cannot declare "stringlist"
         when "$type='string'" error | # cannot declare "string"
-        when "$type='message'" > org.pEp.jniadapter.Message
-        when "$type='identity'" > org.pEp.jniadapter._Identity
-        when "$type='identitylist'" > java.util.Vector
-        when "$type='timestamp'" > java.util.Date
-        when "$type='EncFormat'" > org.pEp.jniadapter.Message.EncFormat
-        when "$type='bloblist'" > java.util.Vector
-        when "$type='stringpairlist'" > java.util.ArrayList
-        when "$type='message'" > org.pEp.jniadapter.Message
-        when "$type='Color'" > org.pEp.jniadapter.Color
+        when "$type='message'" > Message
+        when "$type='identity'" > _Identity
+        when "$type='identitylist'" | # cannot declare "identitylist"
+        when "$type='timestamp'" | # cannot declare "timestamp"
+        when "$type='EncFormat'" > Message.EncFormat
+        when "$type='bloblist'" | # cannot declare "bloblist"
+        when "$type='stringpairlist'" | # cannot declare "stringpairlist"
+        when "$type='message'" > Message
+        when "$type='Color'" > Color
 
         otherwise error | # cannot declare "«$type»"
     }
@@ -45,7 +45,19 @@ function "toSig" {
         when "$type='string'" error | # cannot declare "string"
         otherwise {
             > L
-            call "toJavaDeclare" with "type", "$type";
+            choose {
+                when "$type='stringlist'" > java.util.Vector
+                when "$type='string'" error | # cannot declare "string"
+                when "$type='message'" > org.pEp.jniadapter.Message
+                when "$type='identity'" > org.pEp.jniadapter._Identity
+                when "$type='identitylist'" > java.util.Vector
+                when "$type='timestamp'" > java.util.Date
+                when "$type='EncFormat'" > org.pEp.jniadapter.Message.EncFormat
+                when "$type='bloblist'" > java.util.Vector
+                when "$type='stringpairlist'" > java.util.ArrayList
+                when "$type='message'" > org.pEp.jniadapter.Message
+                when "$type='Color'" > org.pEp.jniadapter.Color
+            }
             > ;
         }
     }