--- /dev/null
+#!/usr/bin/env python
+#
+# Copyright (c) 2016 Cisco and/or its affiliates.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at:
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import os, util
+from string import Template
+
+import callback_gen
+import dto_gen
+
+jvpp_ifc_template = Template("""
+package $base_package.$callback_facade_package;
+
+/**
+ * <p>Callback Java API representation of vpe.api.
+ * <br>It was generated by jvpp_callback_facade_gen.py based on $inputfile
+ * <br>(python representation of vpe.api generated by vppapigen).
+ */
+public interface CallbackJVpp extends $base_package.$notification_package.NotificationRegistryProvider, java.lang.AutoCloseable {
+
+ @Override
+ void close();
+
+ // TODO add send
+
+$methods
+}
+""")
+
+jvpp_impl_template = Template("""
+package $base_package.$callback_facade_package;
+
+/**
+ * <p>Default implementation of CallbackJVpp interface.
+ * <br>It was generated by jvpp_callback_facade_gen.py based on $inputfile
+ * <br>(python representation of vpe.api generated by vppapigen).
+ */
+public final class CallbackJVppFacade extends $base_package.$notification_package.NotificationRegistryProviderContext implements $base_package.$callback_facade_package.CallbackJVpp {
+
+ private final $base_package.JVpp jvpp;
+ private final java.util.Map<Integer, $base_package.$callback_package.JVppCallback> callbacks;
+
+ /**
+ * <p>Create CallbackJVppFacade object for provided JVpp instance.
+ * Constructor internally creates CallbackJVppFacadeCallback class for processing callbacks
+ * and then connects to provided JVpp instance
+ *
+ * @param jvpp provided $base_package.JVpp instance
+ *
+ * @throws java.io.IOException in case instance cannot connect to JVPP
+ */
+ public CallbackJVppFacade(final $base_package.JVpp jvpp) throws java.io.IOException {
+ this.jvpp = java.util.Objects.requireNonNull(jvpp,"jvpp is null");
+ this.callbacks = new java.util.HashMap<>();
+ this.jvpp.connect(new CallbackJVppFacadeCallback(this.callbacks, getNotificationCallback()));
+ }
+
+ @Override
+ public void close() {
+ }
+
+ // TODO add send()
+
+$methods
+}
+""")
+
+method_template = Template(
+ """ void $name($base_package.$dto_package.$request request, $base_package.$callback_package.$callback callback) throws org.openvpp.jvpp.VppInvocationException;""")
+
+method_impl_template = Template(""" public final void $name($base_package.$dto_package.$request request, $base_package.$callback_package.$callback callback) throws org.openvpp.jvpp.VppInvocationException {
+ synchronized (callbacks) {
+ callbacks.put(jvpp.$name(request), callback);
+ }
+ }
+""")
+
+no_arg_method_template = Template(""" void $name($base_package.$callback_package.$callback callback) throws org.openvpp.jvpp.VppInvocationException;""")
+no_arg_method_impl_template = Template(""" public final void $name($base_package.$callback_package.$callback callback) throws org.openvpp.jvpp.VppInvocationException {
+ synchronized (callbacks) {
+ callbacks.put(jvpp.$name(), callback);
+ }
+ }
+""")
+
+
+def generate_jvpp(func_list, base_package, dto_package, callback_package, notification_package, callback_facade_package, inputfile):
+ """ Generates callback facade """
+ print "Generating JVpp callback facade"
+
+ if os.path.exists(callback_facade_package):
+ util.remove_folder(callback_facade_package)
+
+ os.mkdir(callback_facade_package)
+
+ methods = []
+ methods_impl = []
+ for func in func_list:
+
+ if util.is_notification(func['name']) or util.is_ignored(func['name']):
+ # TODO handle notifications
+ continue
+
+ camel_case_name = util.underscore_to_camelcase(func['name'])
+ camel_case_name_upper = util.underscore_to_camelcase_upper(func['name'])
+ if util.is_reply(camel_case_name):
+ continue
+
+ # Strip suffix for dump calls
+ callback_type = get_request_name(camel_case_name_upper, func['name']) + callback_gen.callback_suffix
+
+ if len(func['args']) == 0:
+ methods.append(no_arg_method_template.substitute(name=camel_case_name,
+ base_package=base_package,
+ dto_package=dto_package,
+ callback_package=callback_package,
+ callback=callback_type))
+ methods_impl.append(no_arg_method_impl_template.substitute(name=camel_case_name,
+ base_package=base_package,
+ dto_package=dto_package,
+ callback_package=callback_package,
+ callback=callback_type))
+ else:
+ methods.append(method_template.substitute(name=camel_case_name,
+ request=camel_case_name_upper,
+ base_package=base_package,
+ dto_package=dto_package,
+ callback_package=callback_package,
+ callback=callback_type))
+ methods_impl.append(method_impl_template.substitute(name=camel_case_name,
+ request=camel_case_name_upper,
+ base_package=base_package,
+ dto_package=dto_package,
+ callback_package=callback_package,
+ callback=callback_type))
+
+ join = os.path.join(callback_facade_package, "CallbackJVpp.java")
+ jvpp_file = open(join, 'w')
+ jvpp_file.write(
+ jvpp_ifc_template.substitute(inputfile=inputfile,
+ methods="\n".join(methods),
+ base_package=base_package,
+ dto_package=dto_package,
+ notification_package=notification_package,
+ callback_facade_package=callback_facade_package))
+ jvpp_file.flush()
+ jvpp_file.close()
+
+ jvpp_file = open(os.path.join(callback_facade_package, "CallbackJVppFacade.java"), 'w')
+ jvpp_file.write(jvpp_impl_template.substitute(inputfile=inputfile,
+ methods="\n".join(methods_impl),
+ base_package=base_package,
+ dto_package=dto_package,
+ notification_package=notification_package,
+ callback_package=callback_package,
+ callback_facade_package=callback_facade_package))
+ jvpp_file.flush()
+ jvpp_file.close()
+
+ generate_callback(func_list, base_package, dto_package, callback_package, notification_package, callback_facade_package, inputfile)
+
+
+jvpp_facade_callback_template = Template("""
+package $base_package.$callback_facade_package;
+
+/**
+ * <p>Implementation of JVppGlobalCallback interface for Java Callback API.
+ * <br>It was generated by jvpp_callback_facade_gen.py based on $inputfile
+ * <br>(python representation of vpe.api generated by vppapigen).
+ */
+public final class CallbackJVppFacadeCallback implements $base_package.$callback_package.JVppGlobalCallback {
+
+ private final java.util.Map<Integer, $base_package.$callback_package.JVppCallback> requests;
+ private final $base_package.$notification_package.GlobalNotificationCallback notificationCallback;
+ private static final java.util.logging.Logger LOG = java.util.logging.Logger.getLogger(CallbackJVppFacadeCallback.class.getName());
+
+ public CallbackJVppFacadeCallback(final java.util.Map<Integer, $base_package.$callback_package.JVppCallback> requestMap,
+ final $base_package.$notification_package.GlobalNotificationCallback notificationCallback) {
+ this.requests = requestMap;
+ this.notificationCallback = notificationCallback;
+ }
+
+ @Override
+ public void onError(org.openvpp.jvpp.VppCallbackException reply) {
+
+ $base_package.$callback_package.JVppCallback failedCall;
+ synchronized(requests) {
+ failedCall = requests.remove(reply.getCtxId());
+ }
+
+ if(failedCall != null) {
+ try {
+ failedCall.onError(reply);
+ } catch(RuntimeException ex) {
+ ex.addSuppressed(reply);
+ LOG.log(java.util.logging.Level.WARNING, String.format("Callback: %s failed while handling exception: %s", failedCall, reply), ex);
+ }
+ }
+ }
+
+$methods
+}
+""")
+
+jvpp_facade_callback_method_template = Template("""
+ @Override
+ @SuppressWarnings("unchecked")
+ public void on$callback_dto($base_package.$dto_package.$callback_dto reply) {
+
+ $base_package.$callback_package.$callback callback;
+ synchronized(requests) {
+ callback = ($base_package.$callback_package.$callback) requests.remove(reply.context);
+ }
+
+ if(callback != null) {
+ callback.on$callback_dto(reply);
+ }
+ }
+""")
+
+jvpp_facade_callback_notification_method_template = Template("""
+ @Override
+ @SuppressWarnings("unchecked")
+ public void on$callback_dto($base_package.$dto_package.$callback_dto notification) {
+ notificationCallback.on$callback_dto(notification);
+ }
+""")
+
+
+def generate_callback(func_list, base_package, dto_package, callback_package, notification_package, callback_facade_package, inputfile):
+ callbacks = []
+ for func in func_list:
+
+ if util.is_ignored(func['name']):
+ continue
+
+ camel_case_name_with_suffix = util.underscore_to_camelcase_upper(func['name'])
+
+ if util.is_reply(camel_case_name_with_suffix):
+ callbacks.append(jvpp_facade_callback_method_template.substitute(base_package=base_package,
+ dto_package=dto_package,
+ callback_package=callback_package,
+ callback=util.remove_reply_suffix(camel_case_name_with_suffix) + callback_gen.callback_suffix,
+ callback_dto=camel_case_name_with_suffix))
+
+ if util.is_notification(func["name"]):
+ with_notification_suffix = util.add_notification_suffix(camel_case_name_with_suffix)
+ callbacks.append(jvpp_facade_callback_notification_method_template.substitute(base_package=base_package,
+ dto_package=dto_package,
+ callback_package=callback_package,
+ callback=with_notification_suffix + callback_gen.callback_suffix,
+ callback_dto=with_notification_suffix))
+
+ jvpp_file = open(os.path.join(callback_facade_package, "CallbackJVppFacadeCallback.java"), 'w')
+ jvpp_file.write(jvpp_facade_callback_template.substitute(inputfile=inputfile,
+ base_package=base_package,
+ dto_package=dto_package,
+ notification_package=notification_package,
+ callback_package=callback_package,
+ methods="".join(callbacks),
+ callback_facade_package=callback_facade_package))
+ jvpp_file.flush()
+ jvpp_file.close()
+
+
+# Returns request name or special one from unconventional_naming_rep_req map
+def get_request_name(camel_case_dto_name, func_name):
+ if func_name in reverse_dict(util.unconventional_naming_rep_req):
+ request_name = util.underscore_to_camelcase_upper(reverse_dict(util.unconventional_naming_rep_req)[func_name])
+ else:
+ request_name = camel_case_dto_name
+ return remove_suffix(request_name)
+
+
+def reverse_dict(map):
+ return dict((v, k) for k, v in map.iteritems())
+
+
+def remove_suffix(name):
+ if util.is_reply(name):
+ return util.remove_reply_suffix(name)
+ else:
+ if util.is_dump(name):
+ return util.remove_suffix(name, util.dump_suffix)
+ else:
+ return name
Code Review / vpp.git / blobdiff