diff options
Diffstat (limited to 'src/vpp-api/java/jvpp/gen/jvppgen/types_gen.py')
| -rwxr-xr-x[-rw-r--r--] | src/vpp-api/java/jvpp/gen/jvppgen/types_gen.py | 241 |
1 files changed, 35 insertions, 206 deletions
diff --git a/src/vpp-api/java/jvpp/gen/jvppgen/types_gen.py b/src/vpp-api/java/jvpp/gen/jvppgen/types_gen.py index c655933ddea..3767b530347 100644..100755 --- a/src/vpp-api/java/jvpp/gen/jvppgen/types_gen.py +++ b/src/vpp-api/java/jvpp/gen/jvppgen/types_gen.py @@ -1,6 +1,6 @@ -#!/usr/bin/env python +#!/usr/bin/env python2 # -# Copyright (c) 2016 Cisco and/or its affiliates. +# 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: @@ -12,220 +12,49 @@ # 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 from string import Template -import util -import jni_gen -import dto_gen +from jvpp_common_gen import generate_hash_code, generate_equals, generate_to_string, generate_fields +from jvpp_model import Class + + +def generate_types(work_dir, model, logger): + logger.debug("Generating custom types for %s " % model.json_api_files) + + for t in model.types: + if not isinstance(t, Class): + continue + logger.debug("Generating DTO for type %s", t) + type_class_name = t.java_name + fields = t.fields + type_class = _TYPE_TEMPLATE.substitute( + plugin_package=model.plugin_package, + c_type_name=t.name, + json_filename=model.json_api_files, + json_definition=t.doc, + java_type_name=type_class_name, + fields=generate_fields(fields), + hash_code=generate_hash_code(fields), + equals=generate_equals(type_class_name, fields), + to_string=generate_to_string(type_class_name, fields) + ) + with open("%s/%s.java" % (work_dir, type_class_name), "w") as f: + f.write(type_class) -type_template = Template(""" -package $plugin_package.$type_package; +_TYPE_TEMPLATE = Template(""" +package $plugin_package.types; /** * <p>This class represents $c_type_name type definition. - * <br>It was generated by types_gen.py based on $inputfile preparsed data: + * <br>It was generated by jvpp_types_gen.py based on $json_filename: * <pre> -$docs +$json_definition * </pre> */ public final class $java_type_name { $fields -$methods +$hash_code +$equals +$to_string } """) - -field_template = Template(""" public $type $name;\n""") - - -def generate_type_fields(type_definition): - """ - Generates fields for class representing typeonly definition - :param type_definition: python representation of typeonly definition - :return: string representing class fields - """ - fields = "" - for t in zip(type_definition['types'], type_definition['args']): - field_name = util.underscore_to_camelcase(t[1]) - fields += field_template.substitute(type=util.jni_2_java_type_mapping[t[0]], - name=field_name) - return fields - -object_struct_setter_template = Template(""" - { - jclass ${field_reference_name}Class = (*env)->FindClass(env, "${class_FQN}"); - memset (&(mp->${c_name}), 0, sizeof (mp->${c_name})); - ${struct_initialization} - } -""") - -object_array_struct_setter_template = Template(""" - { - jclass ${field_reference_name}ArrayElementClass = (*env)->FindClass(env, "${class_FQN}"); - if (${field_reference_name}) { - size_t _i; - jsize cnt = (*env)->GetArrayLength (env, ${field_reference_name}); - ${field_length_check} - for (_i = 0; _i < cnt; _i++) { - jobject ${field_reference_name}ArrayElement = (*env)->GetObjectArrayElement(env, ${field_reference_name}, _i); - memset (&(mp->${c_name}[_i]), 0, sizeof (mp->${c_name}[_i])); - ${struct_initialization} - } - } - } -""") - -object_dto_field_setter_template = Template(""" - { - jclass ${field_reference_name}Class = (*env)->FindClass(env, "${class_FQN}"); - jmethodID ${field_reference_name}Constructor = (*env)->GetMethodID(env, ${field_reference_name}Class, "<init>", "()V"); - jobject ${field_reference_name} = (*env)->NewObject(env, ${field_reference_name}Class, ${field_reference_name}Constructor); - ${type_initialization} - (*env)->SetObjectField(env, dto, ${field_reference_name}FieldId, ${field_reference_name}); - (*env)->DeleteLocalRef(env, ${field_reference_name}); - } -""") - -object_array_dto_field_setter_template = Template(""" - { - jclass ${field_reference_name}Class = (*env)->FindClass(env, "${class_FQN}"); - jobjectArray ${field_reference_name} = (*env)->NewObjectArray(env, ${field_length}, ${field_reference_name}Class, 0); - jmethodID ${field_reference_name}Constructor = (*env)->GetMethodID(env, ${field_reference_name}Class, "<init>", "()V"); - unsigned int _i; - for (_i = 0; _i < ${field_length}; _i++) { - jobject ${field_reference_name}ArrayElement = (*env)->NewObject(env, ${field_reference_name}Class, ${field_reference_name}Constructor); - ${type_initialization} - (*env)->SetObjectArrayElement(env, ${field_reference_name}, _i, ${field_reference_name}ArrayElement); - (*env)->DeleteLocalRef(env, ${field_reference_name}ArrayElement); - } - (*env)->SetObjectField(env, dto, ${field_reference_name}FieldId, ${field_reference_name}); - (*env)->DeleteLocalRef(env, ${field_reference_name}); - } -""") - - -def generate_struct_initialization(type_def, c_name_prefix, object_name, indent): - struct_initialization = "" - # field identifiers - for t in zip(type_def['types'], type_def['args'], type_def['lengths']): - field_reference_name = "${c_name}" + util.underscore_to_camelcase_upper(t[1]) - field_name = util.underscore_to_camelcase(t[1]) - struct_initialization += jni_gen.jni_request_identifiers_for_type(field_type=t[0], - field_reference_name=field_reference_name, - field_name=field_name, - object_name=object_name) - struct_initialization += jni_gen.jni_request_binding_for_type(field_type=t[0], c_name=c_name_prefix + t[1], - field_reference_name=field_reference_name, - field_length=t[2][0], - is_variable_len_array=t[2][1]) - return indent + struct_initialization.replace('\n', '\n' + indent) - - -def generate_type_setter(handler_name, type_def, c_name_prefix, object_name, indent): - type_initialization = "" - for t in zip(type_def['types'], type_def['args'], type_def['lengths']): - field_length = t[2][0] - is_variable_len_array = t[2][1] - length_field_type = None - if is_variable_len_array: - length_field_type = type_def['types'][type_def['args'].index(field_length)] - type_initialization += jni_gen.jni_reply_handler_for_type(handler_name=handler_name, - ref_name="${field_reference_name}", - field_type=t[0], c_name=c_name_prefix + t[1], - field_reference_name="${c_name}" + util.underscore_to_camelcase_upper(t[1]), - field_name=util.underscore_to_camelcase(t[1]), - field_length=field_length, - is_variable_len_array=is_variable_len_array, - length_field_type=length_field_type, - object_name=object_name) - return indent + type_initialization.replace('\n', '\n' + indent) - - -def generate_types(types_list, plugin_package, types_package, inputfile, logger): - """ - Generates Java representation of custom types defined in api file. - """ - - if not types_list: - logger.debug("Skipping custom types generation (%s does not define custom types)." % inputfile) - return - - logger.debug("Generating custom types for %s" % inputfile) - - if not os.path.exists(types_package): - os.mkdir(types_package) - - for type in types_list: - c_type_name = type['name'] - java_type_name = util.underscore_to_camelcase_upper(type['name']) - dto_path = os.path.join(types_package, java_type_name + ".java") - - fields = generate_type_fields(type) - - dto_file = open(dto_path, 'w') - dto_file.write(type_template.substitute(plugin_package=plugin_package, - type_package=types_package, - c_type_name=c_type_name, - inputfile=inputfile, - docs=util.api_message_to_javadoc(type), - java_type_name=java_type_name, - fields=fields, - methods=dto_gen.generate_dto_base_methods(java_type_name, type) - )) - - # update type mappings: - # todo fix vpe.api to use type_name instead of vl_api_type_name_t - type_name = "vl_api_" + c_type_name + "_t" - java_fqn = "%s.%s.%s" % (plugin_package, types_package, java_type_name) - util.vpp_2_jni_type_mapping[type_name] = "jobject" - util.vpp_2_jni_type_mapping[type_name + "[]"] = "jobjectArray" - util.jni_2_java_type_mapping[type_name] = java_fqn - util.jni_2_java_type_mapping[type_name + "[]"] = java_fqn + "[]" - jni_name = java_fqn.replace('.', "/") - jni_signature = "L" + jni_name + ";" - util.jni_2_signature_mapping[type_name] = "L" + jni_name + ";" - util.jni_2_signature_mapping[type_name + "[]"] = "[" + jni_signature - util.jni_field_accessors[type_name] = "ObjectField" - util.jni_field_accessors[type_name + "[]"] = "ObjectField" - - jni_gen.struct_setter_templates[type_name] = Template( - object_struct_setter_template.substitute( - c_name="${c_name}", - field_reference_name="${field_reference_name}", - class_FQN=jni_name, - struct_initialization=generate_struct_initialization(type, "${c_name}.", - "${field_reference_name}", ' ' * 4)) - ) - - jni_gen.struct_setter_templates[type_name+ "[]"] = Template( - object_array_struct_setter_template.substitute( - c_name="${c_name}", - field_reference_name="${field_reference_name}", - field_length_check="${field_length_check}", - class_FQN=jni_name, - struct_initialization=generate_struct_initialization(type, "${c_name}[_i].", - "${field_reference_name}ArrayElement", ' ' * 8)) - ) - - jni_gen.dto_field_setter_templates[type_name] = Template( - object_dto_field_setter_template.substitute( - field_reference_name="${field_reference_name}", - field_length="${field_length}", - class_FQN=jni_name, - type_initialization=generate_type_setter(c_type_name, type, "${c_name}.", - "${field_reference_name}", ' ' * 4)) - ) - - jni_gen.dto_field_setter_templates[type_name + "[]"] = Template( - object_array_dto_field_setter_template.substitute( - field_reference_name="${field_reference_name}", - field_length="${field_length}", - class_FQN=jni_name, - type_initialization=generate_type_setter(c_type_name, type, "${c_name}[_i].", - "${field_reference_name}ArrayElement", ' ' * 8)) - ) - - dto_file.flush() - dto_file.close() - |