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-rwxr-xr-xextras/japi/java/jvpp/gen/jvppgen/dto_gen.py231
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diff --git a/extras/japi/java/jvpp/gen/jvppgen/dto_gen.py b/extras/japi/java/jvpp/gen/jvppgen/dto_gen.py
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+++ b/extras/japi/java/jvpp/gen/jvppgen/dto_gen.py
@@ -0,0 +1,231 @@
+#!/usr/bin/env python2
+#
+# Copyright (c) 2016,2018 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.
+
+from string import Template
+
+from jvpp_common_gen import generate_hash_code, generate_equals, generate_to_string, generate_fields
+from jvpp_model import is_request, is_reply, is_retval, is_dump, is_details, is_event, is_control_ping, \
+ is_control_ping_reply
+
+
+def generate_dtos(work_dir, model, logger):
+ logger.debug("Generating DTOs for %s " % model.json_api_files)
+ _generate_message_dtos(work_dir, model, logger)
+ _generate_dump_reply_wrappers(work_dir, model, logger)
+
+
+def _generate_message_dtos(work_dir, model, logger):
+ for msg in model.messages:
+ logger.debug("Generating DTO for message %s", msg)
+ class_name = msg.java_name_upper
+
+ if is_control_ping(msg) or is_control_ping_reply(msg):
+ # Skip control_ping managed by jvpp registry.
+ continue
+ if is_request(msg):
+ dto = _generate_request_dto(msg, model, base_type="JVppRequest")
+ elif is_dump(msg):
+ dto = _generate_request_dto(msg, model, base_type="JVppDump")
+ elif is_reply(msg) or is_details(msg):
+ dto = _generate_reply_dto(msg, model)
+ elif is_event(msg):
+ dto = _generate_event_dto(msg, model)
+ else:
+ logger.warn("Failed to generate DTO for: %s. Message type is not supported." % msg)
+ continue
+ with open("%s/%s.java" % (work_dir, class_name), "w") as f:
+ f.write(dto)
+
+
+def _generate_request_dto(msg, model, base_type):
+ msg_java_name_upper = msg.java_name_upper
+ fields = msg.fields
+ return _REQUEST_TEMPLATE.substitute(
+ plugin_package=model.plugin_package,
+ json_filename=model.json_api_files,
+ json_definition=msg.doc,
+ class_name=msg_java_name_upper,
+ base_type=base_type,
+ fields=generate_fields(fields),
+ hash_code=generate_hash_code(fields),
+ equals=generate_equals(msg_java_name_upper, fields),
+ to_string=generate_to_string(msg_java_name_upper, fields),
+ send=_generate_send(model, msg))
+
+_REQUEST_TEMPLATE = Template("""
+package $plugin_package.dto;
+
+/**
+ * <p>This class represents request DTO.
+ * <br>It was generated by dto_gen.py based on $json_filename:
+ * <pre>
+$json_definition
+ * </pre>
+ */
+public final class $class_name implements io.fd.vpp.jvpp.dto.$base_type {
+$fields
+$hash_code
+$equals
+$to_string
+$send
+}
+""")
+
+
+def _generate_send(model, msg):
+ return _SEND_TEMPLATE.substitute(
+ plugin_package=model.plugin_package,
+ plugin_name=model.plugin_java_name,
+ method_name=msg.java_name_lower,
+ args="this" if msg.has_fields else ""
+ )
+
+_SEND_TEMPLATE = Template("""
+ @Override
+ public int send(final io.fd.vpp.jvpp.JVpp jvpp) throws io.fd.vpp.jvpp.VppInvocationException {
+ return (($plugin_package.JVpp${plugin_name})jvpp).$method_name($args);
+ }""")
+
+
+def _generate_reply_dto(msg, model):
+ msg_java_name_upper = msg.java_name_upper
+ # Negative retval is mapped to java exception, so filter it out:
+ fields = filter(lambda field: not is_retval(field), msg.fields)
+ return _REPLY_TEMPLATE.substitute(
+ plugin_package=model.plugin_package,
+ json_filename=model.json_api_files,
+ json_definition=msg.doc,
+ class_name=msg_java_name_upper,
+ request_name=msg.request_java,
+ fields=generate_fields(fields),
+ hash_code=generate_hash_code(fields),
+ equals=generate_equals(msg_java_name_upper, fields),
+ to_string=generate_to_string(msg_java_name_upper, fields))
+
+_REPLY_TEMPLATE = Template("""
+package $plugin_package.dto;
+
+/**
+ * <p>This class represents reply DTO.
+ * <br>It was generated by jvpp_dto_gen.py based on $json_filename:
+ * <pre>
+$json_definition
+ * </pre>
+ */
+public final class $class_name implements io.fd.vpp.jvpp.dto.JVppReply<$plugin_package.dto.$request_name> {
+$fields
+$hash_code
+$equals
+$to_string
+}
+""")
+
+
+def _generate_event_dto(msg, model):
+ msg_java_name_upper = msg.java_name_upper
+ # Negative retval is mapped to java exception, so filter it out:
+ fields = filter(lambda field: not is_retval(field), msg.fields)
+ return _EVENT_TEMPLATE.substitute(
+ plugin_package=model.plugin_package,
+ json_filename=model.json_api_files,
+ json_definition=msg.doc,
+ class_name=msg_java_name_upper,
+ fields=generate_fields(fields),
+ hash_code=generate_hash_code(fields),
+ equals=generate_equals(msg_java_name_upper, fields),
+ to_string=generate_to_string(msg_java_name_upper, fields))
+
+_EVENT_TEMPLATE = Template("""
+package $plugin_package.dto;
+
+/**
+ * <p>This class represents event DTO.
+ * <br>It was generated by jvpp_dto_gen.py based on $json_filename:
+ * <pre>
+$json_definition
+ * </pre>
+ */
+public final class $class_name {
+$fields
+$hash_code
+$equals
+$to_string
+}
+""")
+
+
+def _generate_dump_reply_wrappers(work_dir, model, logger):
+ for msg in model.messages:
+ if is_details(msg):
+ logger.debug("Generating ReplyDump DTO for message %s", msg)
+ details_class = msg.java_name_upper
+ dto = _REPLY_DUMP_TEMPLATE.substitute(
+ plugin_package=model.plugin_package,
+ json_filename=model.json_api_files,
+ json_definition=msg.doc,
+ details_class=details_class,
+ details_field=msg.java_name_lower,
+ dump_class=msg.request_java
+ )
+ with open("%s/%sReplyDump.java" % (work_dir, details_class), "w") as f:
+ f.write(dto)
+
+_REPLY_DUMP_TEMPLATE = Template("""
+package $plugin_package.dto;
+
+/**
+ * <p>This class represents dump reply wrapper.
+ * <br>It was generated by jvpp_dto_gen.py based on $json_filename:
+ * <pre>
+$json_definition
+ * </pre>
+ */
+public final class ${details_class}ReplyDump implements io.fd.vpp.jvpp.dto.JVppReplyDump<${plugin_package}.dto.${dump_class}, ${plugin_package}.dto.${details_class}> {
+
+ public java.util.List<${details_class}> ${details_field} = new java.util.ArrayList<>();
+
+ @Override
+ @io.fd.vpp.jvpp.coverity.SuppressFBWarnings("UWF_UNWRITTEN_PUBLIC_OR_PROTECTED_FIELD")
+ public int hashCode() {
+ return java.util.Objects.hash(${details_field});
+ }
+
+ @Override
+ public boolean equals(final Object o) {
+ if (this == o) {
+ return true;
+ }
+ if (o == null || getClass() != o.getClass()) {
+ return false;
+ }
+
+ final ${details_class}ReplyDump other = (${details_class}ReplyDump) o;
+
+ if (!java.util.Objects.equals(this.${details_field}, other.${details_field})) {
+ return false;
+ }
+
+ return true;
+ }
+
+ @Override
+ public String toString() {
+ return "${details_class}ReplyDump{" +
+ "${details_field}=" + ${details_field} + "}";
+ }
+
+
+}
+""")