diff options
Diffstat (limited to 'src/core/clientapi/callback_recv.c')
| -rw-r--r-- | src/core/clientapi/callback_recv.c | 199 |
1 files changed, 199 insertions, 0 deletions
diff --git a/src/core/clientapi/callback_recv.c b/src/core/clientapi/callback_recv.c new file mode 100644 index 0000000..f45ed87 --- /dev/null +++ b/src/core/clientapi/callback_recv.c @@ -0,0 +1,199 @@ +/* + * 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_callback_recv.h" +#include <axis2_const.h> +#include <axutil_hash.h> + +struct axis2_callback_recv +{ + /** base context struct */ + axis2_msg_recv_t *base; + axis2_bool_t base_deep_copy; + + /** callback map */ + axutil_hash_t *callback_map; + axutil_thread_mutex_t *mutex; +}; + +static axis2_status_t AXIS2_CALL axis2_callback_recv_receive( + axis2_msg_recv_t * msg_recv, + const axutil_env_t * env, + axis2_msg_ctx_t * msg_ctx, + void *callback_recv_param); + +AXIS2_EXTERN axis2_callback_recv_t *AXIS2_CALL +axis2_callback_recv_create( + const axutil_env_t * env) +{ + axis2_callback_recv_t *callback_recv = NULL; + + AXIS2_ENV_CHECK(env, NULL); + + callback_recv = AXIS2_MALLOC(env->allocator, sizeof(axis2_callback_recv_t)); + + if(!callback_recv) + { + AXIS2_ERROR_SET(env->error, AXIS2_ERROR_NO_MEMORY, AXIS2_FAILURE); + AXIS2_LOG_ERROR(env->log, AXIS2_LOG_SI, "No memory. Cannot create callback receive."); + return NULL; + } + + callback_recv->base = NULL; + callback_recv->base_deep_copy = AXIS2_TRUE; + callback_recv->callback_map = NULL; + callback_recv->mutex = NULL; + + callback_recv->base = axis2_msg_recv_create(env); + if(!callback_recv->base) + { + axis2_callback_recv_free(callback_recv, env); + return NULL; + } + axis2_msg_recv_set_derived(callback_recv->base, env, callback_recv); + axis2_msg_recv_set_receive(callback_recv->base, env, axis2_callback_recv_receive); + + callback_recv->callback_map = axutil_hash_make(env); + if(!callback_recv->callback_map) + { + axis2_callback_recv_free(callback_recv, env); + return NULL; + } + + callback_recv->mutex = axutil_thread_mutex_create(env->allocator, AXIS2_THREAD_MUTEX_DEFAULT); + return callback_recv; +} + +AXIS2_EXTERN axis2_msg_recv_t *AXIS2_CALL +axis2_callback_recv_get_base( + axis2_callback_recv_t * callback_recv, + const axutil_env_t * env) +{ + callback_recv->base_deep_copy = AXIS2_FALSE; + return callback_recv->base; +} + +AXIS2_EXTERN void AXIS2_CALL +axis2_callback_recv_free( + axis2_callback_recv_t * callback_recv, + const axutil_env_t * env) +{ + if(callback_recv->mutex) + { + axutil_thread_mutex_destroy(callback_recv->mutex); + } + + if(callback_recv->callback_map) + { + axutil_hash_index_t *hi = NULL; + const void *key = NULL; + void *val = NULL; + for(hi = axutil_hash_first(callback_recv->callback_map, env); hi; hi = axutil_hash_next( + env, hi)) + { + axutil_hash_this(hi, &key, NULL, &val); + if(key) + { + AXIS2_FREE(env->allocator, (char *)key); + } + if(val) + { + axis2_callback_t *callback = (axis2_callback_t *) val; + axis2_callback_free(callback, env); + } + + } + + axutil_hash_free(callback_recv->callback_map, env); + } + + if(callback_recv->base && callback_recv->base_deep_copy) + { + axis2_msg_recv_free(callback_recv->base, env); + } + + if(callback_recv) + { + AXIS2_FREE(env->allocator, callback_recv); + } +} + +AXIS2_EXTERN axis2_status_t AXIS2_CALL +axis2_callback_recv_add_callback( + axis2_callback_recv_t * callback_recv, + const axutil_env_t * env, + const axis2_char_t * msg_id, + axis2_callback_t * callback) +{ + if(msg_id) + { + axis2_char_t *mid = axutil_strdup(env, msg_id); + axutil_hash_set(callback_recv->callback_map, mid, AXIS2_HASH_KEY_STRING, callback); + } + return AXIS2_SUCCESS; +} + +/* In the dual channel invocations client set a callback function to be invoked when a resonse + * is received from the server. When the response is received by the listening port of the + * listener manager, in the engine receive call the message is finally hit by callback receiver + * which is an implementation of the axis2 message receiver. This is the function that is called + * at that stage. The client set callback function is called from within here. + */ +static axis2_status_t AXIS2_CALL +axis2_callback_recv_receive( + axis2_msg_recv_t * msg_recv, + const axutil_env_t * env, + axis2_msg_ctx_t * msg_ctx, + void *callback_recv_param) +{ + axis2_callback_recv_t *callback_recv = NULL; + axis2_relates_to_t *relates_to = NULL; + axis2_msg_info_headers_t *msg_info_headers = NULL; + + callback_recv = axis2_msg_recv_get_derived(msg_recv, env); + + msg_info_headers = axis2_msg_ctx_get_msg_info_headers(msg_ctx, env); + if(msg_info_headers) + { + relates_to = axis2_msg_info_headers_get_relates_to(msg_info_headers, env); + if(relates_to) + { + const axis2_char_t *msg_id = axis2_relates_to_get_value(relates_to, env); + if(msg_id) + { + axis2_async_result_t *result = NULL; + axis2_callback_t *callback = (axis2_callback_t *)axutil_hash_get( + callback_recv->callback_map, msg_id, AXIS2_HASH_KEY_STRING); + + result = axis2_async_result_create(env, msg_ctx); + if(callback && result) + { + axis2_callback_invoke_on_complete(callback, env, result); + axis2_callback_set_complete(callback, env, AXIS2_TRUE); + axis2_msg_ctx_set_soap_envelope(msg_ctx, env, NULL); + } + + axis2_async_result_free(result, env); + if(callback && result) + return AXIS2_SUCCESS; + } + } + } + + return AXIS2_FAILURE; +} + |