From 21f3798c7938d070725816214368394e6a16bd04 Mon Sep 17 00:00:00 2001 From: Michal Cmarada Date: Wed, 23 Jan 2019 09:05:07 +0100 Subject: initial commit - migrates source code from VPP code base - modifies cmake configuration - adds cpack configuration for deb and rpm packaging - adds documentation Change-Id: Ib6a39030f6c47c8ae654fcb886c618e159fb63b4 Signed-off-by: Michal Cmarada --- java/jvpp/gen/jvppgen/dto_gen.py | 231 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 231 insertions(+) create mode 100755 java/jvpp/gen/jvppgen/dto_gen.py (limited to 'java/jvpp/gen/jvppgen/dto_gen.py') diff --git a/java/jvpp/gen/jvppgen/dto_gen.py b/java/jvpp/gen/jvppgen/dto_gen.py new file mode 100755 index 0000000..cbd969d --- /dev/null +++ b/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; + +/** + *

This class represents request DTO. + *
It was generated by dto_gen.py based on $json_filename: + * 

+$json_definition
+ *
+ */ +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; + +/** + *

This class represents reply DTO. + *
It was generated by jvpp_dto_gen.py based on $json_filename: + * 

+$json_definition
+ *
+ */ +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; + +/** + *

This class represents event DTO. + *
It was generated by jvpp_dto_gen.py based on $json_filename: + * 

+$json_definition
+ *
+ */ +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; + +/** + *

This class represents dump reply wrapper. + *
It was generated by jvpp_dto_gen.py based on $json_filename: + * 

+$json_definition
+ *
+ */ +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 java.lang.String toString() { + return "${details_class}ReplyDump{" + + "${details_field}=" + ${details_field} + "}"; + } + + +} +""") -- cgit 1.2.3-korg