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Diffstat (limited to 'src/core/engine/ctx_handler.c')
| -rw-r--r-- | src/core/engine/ctx_handler.c | 204 |
1 files changed, 204 insertions, 0 deletions
diff --git a/src/core/engine/ctx_handler.c b/src/core/engine/ctx_handler.c new file mode 100644 index 0000000..4cafaf5 --- /dev/null +++ b/src/core/engine/ctx_handler.c @@ -0,0 +1,204 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You 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. + */ + +#include <axis2_handler_desc.h> +#include <axutil_string.h> +#include <axis2_svc.h> +#include <axis2_conf_ctx.h> + +const axis2_char_t *AXIS2_CTX_HANDLER_NAME = "context_handler"; + +/** + * By the time the control comes to this handler, the dispatching must have + * happened so that the message context contains the service group, service and + * operation. This will then try to find the contexts for service group, service + * and the operation. + */ + +axis2_status_t AXIS2_CALL +axis2_ctx_handler_invoke( + axis2_handler_t * handler, + const axutil_env_t * env, + struct axis2_msg_ctx *msg_ctx); + +axis2_handler_t *AXIS2_CALL +axis2_ctx_handler_create( + const axutil_env_t * env, + const axutil_string_t * string) +{ + axis2_handler_t *handler = NULL; + axis2_handler_desc_t *handler_desc = NULL; + axutil_string_t *handler_string = NULL; + + if(string) + { + handler_string = axutil_string_clone((axutil_string_t *)string, env); + if(!(handler_string)) + { + AXIS2_ERROR_SET(env->error, AXIS2_ERROR_NO_MEMORY, AXIS2_FAILURE); + return NULL; + } + } + else + { + /* create default string */ + handler_string = axutil_string_create_const(env, (axis2_char_t **)&AXIS2_CTX_HANDLER_NAME); + if(!handler_string) + { + return NULL; + } + } + + handler = axis2_handler_create(env); + if(!handler) + { + return NULL; + } + + /* handler desc of base handler */ + handler_desc = axis2_handler_desc_create(env, handler_string); + axutil_string_free(handler_string, env); + if(!handler_desc) + { + axis2_handler_free(handler, env); + return NULL; + } + + axis2_handler_init(handler, env, handler_desc); + + /* set the base struct's invoke op */ + axis2_handler_set_invoke(handler, env, axis2_ctx_handler_invoke); + + return handler; +} + +axis2_status_t AXIS2_CALL +axis2_ctx_handler_invoke( + axis2_handler_t * handler, + const axutil_env_t * env, + struct axis2_msg_ctx * msg_ctx) +{ + axis2_op_t *op = NULL; + axis2_svc_ctx_t *svc_ctx = NULL; + axis2_op_ctx_t *op_ctx = NULL; + axis2_svc_grp_ctx_t *svc_grp_ctx = NULL; + + AXIS2_PARAM_CHECK(env->error, msg_ctx, AXIS2_FAILURE); + AXIS2_LOG_TRACE(env->log, AXIS2_LOG_SI, "Entry:axis2_ctx_handler_invoke"); + + op_ctx = axis2_msg_ctx_get_op_ctx(msg_ctx, env); + svc_ctx = axis2_msg_ctx_get_svc_ctx(msg_ctx, env); + + if(op_ctx && svc_ctx) + { + svc_grp_ctx = axis2_svc_ctx_get_parent(svc_ctx, env); + if(svc_grp_ctx) + { + axutil_string_t *svc_grp_ctx_id_str = axutil_string_create(env, + axis2_svc_grp_ctx_get_id(svc_grp_ctx, env)); + axis2_msg_ctx_set_svc_grp_ctx_id(msg_ctx, env, svc_grp_ctx_id_str); + axutil_string_free(svc_grp_ctx_id_str, env); + } + return AXIS2_SUCCESS; + } + + op = axis2_msg_ctx_get_op(msg_ctx, env); + if(op) + { + op_ctx = axis2_op_find_existing_op_ctx(op, env, msg_ctx); + } + + if(op_ctx) + { + axis2_op_register_op_ctx(op, env, msg_ctx, op_ctx); + svc_ctx = axis2_op_ctx_get_parent(op_ctx, env); + if(svc_ctx) + { + axutil_string_t *svc_grp_ctx_id_str = NULL; + const axis2_char_t *grp_ctx_id = NULL; + + svc_grp_ctx = axis2_svc_ctx_get_parent(svc_ctx, env); + axis2_msg_ctx_set_svc_ctx(msg_ctx, env, svc_ctx); + axis2_msg_ctx_set_svc_grp_ctx(msg_ctx, env, svc_grp_ctx); + grp_ctx_id = axis2_svc_grp_ctx_get_id(svc_grp_ctx, env); + svc_grp_ctx_id_str = axutil_string_create(env, grp_ctx_id); + axis2_msg_ctx_set_svc_grp_ctx_id(msg_ctx, env, svc_grp_ctx_id_str); + axutil_string_free(svc_grp_ctx_id_str, env); + } + + return AXIS2_SUCCESS; + } + else if(op) /* 2. if no op_ctx, create new op_ctx */ + { + axis2_conf_ctx_t *conf_ctx = NULL; + axis2_bool_t use_pools = AXIS2_FALSE; + axutil_param_t *param = axis2_msg_ctx_get_parameter(msg_ctx, env, AXIS2_PERSIST_OP_CTX); + + use_pools = (param && 0 == axutil_strcmp(AXIS2_VALUE_TRUE, axutil_param_get_value(param, + env))); + + if(use_pools) + { + axutil_allocator_switch_to_global_pool(env->allocator); + } + op_ctx = axis2_op_ctx_create(env, op, NULL); + if(!op_ctx) + { + axis2_char_t *op_name = axutil_qname_get_localpart(axis2_op_get_qname(op, env), env); + AXIS2_LOG_ERROR(env->log, AXIS2_LOG_SI, + "Could not create Operation context for operatoin %s", op_name); + + return AXIS2_FAILURE; + } + + axis2_msg_ctx_set_op_ctx(msg_ctx, env, op_ctx); + + axis2_op_register_op_ctx(op, env, msg_ctx, op_ctx); + + conf_ctx = axis2_msg_ctx_get_conf_ctx(msg_ctx, env); + if(conf_ctx) + { + if(!use_pools) + { + axutil_allocator_switch_to_global_pool(env->allocator); + } + + svc_grp_ctx = axis2_conf_ctx_fill_ctxs(conf_ctx, env, msg_ctx); + + if(!use_pools) + { + axutil_allocator_switch_to_local_pool(env->allocator); + } + } + + if(use_pools) + { + axutil_allocator_switch_to_local_pool(env->allocator); + } + } + + if(!svc_grp_ctx && (axis2_msg_ctx_get_server_side(msg_ctx, env))) + { + AXIS2_LOG_ERROR(env->log, AXIS2_LOG_SI, "Service group context not found"); + return AXIS2_FAILURE; + } + + AXIS2_LOG_TRACE(env->log, AXIS2_LOG_SI, "Exit:axis2_ctx_handler_invoke"); + + return AXIS2_SUCCESS; +} + |