Fixing minor bugs in callback generation
authorrtrimana <rtrimana@uci.edu>
Wed, 23 Nov 2016 17:51:49 +0000 (09:51 -0800)
committerrtrimana <rtrimana@uci.edu>
Wed, 23 Nov 2016 17:51:49 +0000 (09:51 -0800)
iotjava/iotpolicy/IoTCompiler.java

index e8abdfa..3908962 100644 (file)
@@ -1864,6 +1864,37 @@ public class IoTCompiler {
        }
 
 
+       /**
+        * HELPER: writeMethodHelperStructSetupJavaCallbackSkeleton() writes the method helper of the struct in skeleton class
+        */
+       private void writeMethodHelperStructSetupJavaCallbackSkeleton(Collection<String> methods, 
+                       InterfaceDecl intDecl) {
+
+               // Use this set to handle two same methodIds
+               for (String method : methods) {
+
+                       List<String> methParams = intDecl.getMethodParams(method);
+                       List<String> methPrmTypes = intDecl.getMethodParamTypes(method);
+                       // Check for params with structs
+                       for (int i = 0; i < methParams.size(); i++) {
+                               String paramType = methPrmTypes.get(i);
+                               String param = methParams.get(i);
+                               String simpleType = getSimpleType(paramType);
+                               if (isStructClass(simpleType)) {
+                                       int methodNumId = intDecl.getMethodNumId(method);
+                                       print("public int ___");
+                                       String helperMethod = methodNumId + "struct" + i;
+                                       println(helperMethod + "(IoTRMIObject rmiObj) {");
+                                       // Now, write the helper body of skeleton!
+                                       println("Object[] paramObj = rmiObj.getMethodParams(new Class<?>[] { int.class }, new Class<?>[] { null });");
+                                       println("return (int) paramObj[0];");
+                                       println("}\n");
+                               }
+                       }
+               }
+       }
+
+
        /**
         * HELPER: writeCountVarStructJavaSkeleton() writes counter variable of struct for skeleton
         */
@@ -1891,10 +1922,11 @@ public class IoTCompiler {
        /**
         * HELPER: writeInputCountVarStructJavaSkeleton() writes counter variable of struct for skeleton
         */
-       private void writeInputCountVarStructJavaSkeleton(String method, InterfaceDecl intDecl) {
+       private boolean writeInputCountVarStructJavaSkeleton(String method, InterfaceDecl intDecl) {
 
                List<String> methParams = intDecl.getMethodParams(method);
                List<String> methPrmTypes = intDecl.getMethodParamTypes(method);
+               boolean structExist = false;
                // Check for params with structs
                for (int i = 0; i < methParams.size(); i++) {
                        String paramType = methPrmTypes.get(i);
@@ -1902,6 +1934,7 @@ public class IoTCompiler {
                        String simpleType = getSimpleType(paramType);
                        boolean begin = true;
                        if (isStructClass(simpleType)) {
+                               structExist = true;
                                if (!begin) {
                                        print(", "); begin = false;
                                }
@@ -1909,6 +1942,7 @@ public class IoTCompiler {
                                print("struct" + methodNumId + "Size" + i);
                        }
                }
+               return structExist;
        }
 
 
@@ -1941,6 +1975,35 @@ public class IoTCompiler {
        }
 
 
+       /**
+        * HELPER: writeMethodCallStructJavaCallbackSkeleton() writes method call for wait invoke in skeleton
+        */
+       private void writeMethodCallStructJavaCallbackSkeleton(Collection<String> methods, InterfaceDecl intDecl) {
+
+               // Use this set to handle two same methodIds
+               for (String method : methods) {
+
+                       List<String> methParams = intDecl.getMethodParams(method);
+                       List<String> methPrmTypes = intDecl.getMethodParamTypes(method);
+                       // Check for params with structs
+                       for (int i = 0; i < methParams.size(); i++) {
+                               String paramType = methPrmTypes.get(i);
+                               String param = methParams.get(i);
+                               String simpleType = getSimpleType(paramType);
+                               if (isStructClass(simpleType)) {
+                                       int methodNumId = intDecl.getMethodNumId(method);
+                                       print("case ");
+                                       String helperMethod = methodNumId + "struct" + i;
+                                       String tempVar = "struct" + methodNumId + "Size" + i;
+                                       print(intDecl.getHelperMethodNumId(helperMethod) + ": ");
+                                       print(tempVar + " = ___");
+                                       println(helperMethod + "(rmiObj); break;");
+                               }
+                       }
+               }
+       }
+
+
        /**
         * HELPER: writeJavaMethodPermission() writes permission checks in skeleton
         */
@@ -2092,23 +2155,58 @@ public class IoTCompiler {
 
                        List<String> methParams = intDecl.getMethodParams(method);
                        List<String> methPrmTypes = intDecl.getMethodParamTypes(method);
-                       String methodId = intDecl.getMethodId(method);
-                       print("public void ___");
-                       String helperMethod = methodId;
-                       if (uniqueMethodIds.contains(methodId))
-                               helperMethod = helperMethod + intDecl.getMethodNumId(method);
-                       else
-                               uniqueMethodIds.add(methodId);
-                       // Check if this is "void"
-                       String retType = intDecl.getMethodType(method);
-                       if (retType.equals("void"))
-                               println(helperMethod + "(IoTRMIObject rmiObj) {");
-                       else
-                               println(helperMethod + "(IoTRMIObject rmiObj) throws IOException {");
-                       // Now, write the helper body of skeleton!
-                       writeStdMethodHelperBodyJavaSkeleton(intDecl, methParams, methPrmTypes, method, callbackClasses);
-                       println("}\n");
+                       if (isStructPresent(methParams, methPrmTypes)) {        // Treat struct differently
+                               String methodId = intDecl.getMethodId(method);
+                               print("public void ___");
+                               String helperMethod = methodId;
+                               if (uniqueMethodIds.contains(methodId))
+                                       helperMethod = helperMethod + intDecl.getMethodNumId(method);
+                               else
+                                       uniqueMethodIds.add(methodId);
+                               String retType = intDecl.getMethodType(method);
+                               print(helperMethod + "(");
+                               boolean begin = true;
+                               for (int i = 0; i < methParams.size(); i++) { // Print size variables
+                                       String paramType = methPrmTypes.get(i);
+                                       String param = methParams.get(i);
+                                       String simpleType = getSimpleType(paramType);
+                                       if (isStructClass(simpleType)) {
+                                               if (!begin) {   // Generate comma for not the beginning variable
+                                                       print(", "); begin = false;
+                                               }
+                                               int methodNumId = intDecl.getMethodNumId(method);
+                                               print("int struct" + methodNumId + "Size" + i);
+                                       }
+                                       // TODO: Need to create comma separation
+                               }
+                               // Check if this is "void"
+                               if (retType.equals("void"))
+                                       println(", IoTRMIObject rmiObj) {");
+                               else
+                                       println(", IoTRMIObject rmiObj) throws IOException {");
+                               writeMethodHelperStructJavaSkeleton(intDecl, methParams, methPrmTypes, method, callbackClasses);
+                               println("}\n");
+                       } else {
+                               String methodId = intDecl.getMethodId(method);
+                               print("public void ___");
+                               String helperMethod = methodId;
+                               if (uniqueMethodIds.contains(methodId))
+                                       helperMethod = helperMethod + intDecl.getMethodNumId(method);
+                               else
+                                       uniqueMethodIds.add(methodId);
+                               // Check if this is "void"
+                               String retType = intDecl.getMethodType(method);
+                               if (retType.equals("void"))
+                                       println(helperMethod + "(IoTRMIObject rmiObj) {");
+                               else
+                                       println(helperMethod + "(IoTRMIObject rmiObj) throws IOException {");
+                               // Now, write the helper body of skeleton!
+                               writeStdMethodHelperBodyJavaSkeleton(intDecl, methParams, methPrmTypes, method, callbackClasses);
+                               println("}\n");
+                       }
                }
+               // Write method helper for structs
+               writeMethodHelperStructSetupJavaCallbackSkeleton(methods, intDecl);
        }
 
 
@@ -2121,6 +2219,8 @@ public class IoTCompiler {
                Set<String> uniqueMethodIds = new HashSet<String>();
                println("public void invokeMethod(IoTRMIObject rmiObj) throws IOException {");
                // Write variables here if we have callbacks or enums or structs
+               writeCountVarStructJavaSkeleton(methods, intDecl);
+               // Write variables here if we have callbacks or enums or structs
                println("int methodId = rmiObj.getMethodId();");
                // TODO: code the permission check here!
                println("switch (methodId) {");
@@ -2134,7 +2234,11 @@ public class IoTCompiler {
                                helperMethod = helperMethod + methodNumId;
                        else
                                uniqueMethodIds.add(methodId);
-                       println(helperMethod + "(rmiObj); break;");
+                       print(helperMethod + "(");
+                       if (writeInputCountVarStructJavaSkeleton(method, intDecl))
+                               println(", rmiObj); break;");
+                       else
+                               println("rmiObj); break;");
                }
                String method = "___initCallBack()";
                // Print case -9999 (callback handler) if callback exists
@@ -2142,6 +2246,7 @@ public class IoTCompiler {
                        int methodId = intDecl.getHelperMethodNumId(method);
                        println("case " + methodId + ": ___regCB(rmiObj); break;");
                }
+               writeMethodCallStructJavaCallbackSkeleton(methods, intDecl);
                println("default: ");
                println("throw new Error(\"Method Id \" + methodId + \" not recognized!\");");
                println("}");