modules/core/context/op_ctx.c - axis-axis2-c-core - Git at Google

 /*
  * Copyright 2004,2005 The Apache Software Foundation.
  *
  * 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.
  */

 #include <axis2_op_ctx.h>
 #include <axis2_conf_ctx.h>
 #include <axis2_op.h>
 #include <axis2.h>
 #include <axis2_hash.h>

 typedef struct axis2_op_ctx_impl
 {
     /** context base struct */
     axis2_op_ctx_t op_ctx;
     /** base context struct */
     axis2_ctx_t *base;
     /** parent of op context is a service context instance */
     struct axis2_svc_ctx *parent;
     /** message context map */
     axis2_hash_t *msg_ctx_map;
     /** the op of which this is a running instance. The MEP of this
      * op must be one of the 8 predefined ones in WSDL 2.0.
      */
     axis2_op_t *op;
     /** op Message Exchange Pattern */
     int op_mep;
     /** is complete? */
     axis2_bool_t is_complete;
     /** the global message_id -> op_ctx map which is stored in
      * the axis2_conf_ctx. We're caching it here for faster acccess.
      */
     axis2_hash_t *op_ctx_map;
     /** op qname */
     axis2_qname_t *op_qname;
     /** service qname */
     axis2_qname_t *svc_qname;
 	/* Mutex to syncronize the read/write operations */
 	axis2_thread_mutex_t *mutex;
 } axis2_op_ctx_impl_t;

 /** Interface to implementation conversion macro */
 #define AXIS2_INTF_TO_IMPL(op_ctx) ((axis2_op_ctx_impl_t *)op_ctx)

 axis2_ctx_t* AXIS2_CALL axis2_op_ctx_get_base(struct axis2_op_ctx *op_ctx,
                                             axis2_env_t **env);
 axis2_status_t AXIS2_CALL axis2_op_ctx_free (struct axis2_op_ctx *op_ctx,
                                    axis2_env_t **env);
 axis2_status_t AXIS2_CALL axis2_op_ctx_init(struct axis2_op_ctx *op_ctx,
     axis2_env_t **env,
     struct axis2_conf *conf);
 axis2_op_t* AXIS2_CALL axis2_op_ctx_getAxisOperation(struct axis2_op_ctx *op_ctx,
     axis2_env_t **env);
 struct axis2_svc_ctx * AXIS2_CALL axis2_op_ctx_get_parent(struct axis2_op_ctx *op_ctx,
     axis2_env_t **env);
 axis2_status_t AXIS2_CALL axis2_op_ctx_add_msg_ctx(struct axis2_op_ctx *op_ctx,
     axis2_env_t **env,
     axis2_msg_ctx_t *msg_ctx);
 axis2_msg_ctx_t* AXIS2_CALL axis2_op_ctx_get_msg_ctx(struct axis2_op_ctx *op_ctx,
     axis2_env_t **env, axis2_char_t *messageLabel);
 axis2_bool_t AXIS2_CALL axis2_op_ctx_get_is_complete(struct axis2_op_ctx *op_ctx,
     axis2_env_t **env);
 axis2_status_t AXIS2_CALL axis2_op_ctx_set_complete(struct axis2_op_ctx *op_ctx,
     axis2_env_t **env,
     axis2_bool_t is_complete);
 axis2_status_t AXIS2_CALL axis2_op_ctx_cleanup(struct axis2_op_ctx *op_ctx,
     axis2_env_t **env);
 axis2_status_t AXIS2_CALL axis2_op_ctx_set_parent(struct axis2_op_ctx *op_ctx,
     axis2_env_t **env,
     struct axis2_svc_ctx* svc_ctx);
 axis2_op_t* AXIS2_CALL axis2_op_ctx_get_op(struct axis2_op_ctx *op_ctx,
     axis2_env_t **env);
 axis2_hash_t* AXIS2_CALL axis2_op_ctx_get_msg_ctx_map(struct axis2_op_ctx *op_ctx,
     axis2_env_t **env);

 AXIS2_DECLARE(axis2_op_ctx_t*)
 axis2_op_ctx_create(axis2_env_t **env,
     axis2_op_t *op,
     struct axis2_svc_ctx* svc_ctx)
 {
     axis2_op_ctx_impl_t *op_ctx_impl = NULL;

     AXIS2_ENV_CHECK(env, NULL);

     op_ctx_impl = AXIS2_MALLOC( (*env)->allocator, sizeof(axis2_op_ctx_impl_t) );
     if (!op_ctx_impl)
     {
         AXIS2_ERROR_SET((*env)->error, AXIS2_ERROR_NO_MEMORY, AXIS2_FAILURE);
         return NULL;
     }

     op_ctx_impl->op_ctx.ops = NULL;
     op_ctx_impl->base = NULL;
     op_ctx_impl->parent = NULL;
     op_ctx_impl->msg_ctx_map = NULL;
     op_ctx_impl->op = NULL;
     op_ctx_impl->op_mep = 0;
     op_ctx_impl->is_complete = AXIS2_FALSE;
     op_ctx_impl->op_ctx_map = NULL;
     op_ctx_impl->op_qname = NULL;
     op_ctx_impl->svc_qname = NULL;
     op_ctx_impl->mutex = axis2_thread_mutex_create((*env)->allocator,
 						AXIS2_THREAD_MUTEX_DEFAULT);

 	if(NULL == op_ctx_impl->mutex)
 	{
 		axis2_op_ctx_free(&(op_ctx_impl->op_ctx), env);
         return NULL;
 	}

     op_ctx_impl->base = axis2_ctx_create(env);
     if (!(op_ctx_impl->base))
     {
         axis2_op_ctx_free(&(op_ctx_impl->op_ctx), env);
         return NULL;
     }

     if (op)
     {
         op_ctx_impl->op = op;
     }


     op_ctx_impl->msg_ctx_map = axis2_hash_make(env);
     if (!(op_ctx_impl->msg_ctx_map))
     {
         axis2_op_ctx_free(&(op_ctx_impl->op_ctx), env);
         return NULL;
     }

     if (op_ctx_impl->op)
     {
         op_ctx_impl->op_qname = AXIS2_OP_GET_QNAME(op_ctx_impl->op, env);
         op_ctx_impl->op_mep = AXIS2_OP_GET_AXIS_SPECIFIC_MEP_CONST(op_ctx_impl->op, env);
     }

     axis2_op_ctx_set_parent(&(op_ctx_impl->op_ctx), env, svc_ctx);

     /* initialize ops */
     op_ctx_impl->op_ctx.ops  = AXIS2_MALLOC( (*env)->allocator, sizeof(axis2_op_ctx_ops_t) );
     if (!op_ctx_impl->op_ctx.ops)
     {
         AXIS2_ERROR_SET((*env)->error, AXIS2_ERROR_NO_MEMORY, AXIS2_FAILURE);
         axis2_op_ctx_free(&(op_ctx_impl->op_ctx), env);
         return NULL;
     }

     op_ctx_impl->op_ctx.ops->get_base = axis2_op_ctx_get_base;
     op_ctx_impl->op_ctx.ops->free = axis2_op_ctx_free;
     op_ctx_impl->op_ctx.ops->init = axis2_op_ctx_init;
     op_ctx_impl->op_ctx.ops->get_op = axis2_op_ctx_get_op;
     op_ctx_impl->op_ctx.ops->get_parent = axis2_op_ctx_get_parent;
     op_ctx_impl->op_ctx.ops->add_msg_ctx = axis2_op_ctx_add_msg_ctx;
     op_ctx_impl->op_ctx.ops->get_msg_ctx = axis2_op_ctx_get_msg_ctx;
     op_ctx_impl->op_ctx.ops->get_is_complete = axis2_op_ctx_get_is_complete;
     op_ctx_impl->op_ctx.ops->set_complete = axis2_op_ctx_set_complete;
     op_ctx_impl->op_ctx.ops->cleanup = axis2_op_ctx_cleanup;
     op_ctx_impl->op_ctx.ops->set_parent = axis2_op_ctx_set_parent;
     op_ctx_impl->op_ctx.ops->get_msg_ctx_map = axis2_op_ctx_get_msg_ctx_map;

     return &(op_ctx_impl->op_ctx);
 }

 axis2_ctx_t* AXIS2_CALL axis2_op_ctx_get_base(struct axis2_op_ctx *op_ctx,
                                             axis2_env_t **env)
 {
     AXIS2_ENV_CHECK(env, NULL);
     return AXIS2_INTF_TO_IMPL(op_ctx)->base;
 }


 axis2_status_t AXIS2_CALL axis2_op_ctx_free (struct axis2_op_ctx *op_ctx,
                                    axis2_env_t **env)
 {
     axis2_op_ctx_impl_t *op_ctx_impl = NULL;

     AXIS2_ENV_CHECK(env, AXIS2_FAILURE);

     op_ctx_impl = AXIS2_INTF_TO_IMPL(op_ctx);

     if (op_ctx_impl->op_ctx.ops)
     {
         AXIS2_FREE((*env)->allocator, op_ctx_impl->op_ctx.ops);
         op_ctx_impl->op_ctx.ops = NULL;
     }

     if (op_ctx_impl->base)
     {
         AXIS2_CTX_FREE(op_ctx_impl->base, env);
         op_ctx_impl->base = NULL;
     }

     if (op_ctx_impl->msg_ctx_map)
     {
         axis2_hash_free(op_ctx_impl->msg_ctx_map, env);
         op_ctx_impl->msg_ctx_map = NULL;
     }

     AXIS2_FREE((*env)->allocator, op_ctx_impl);
     op_ctx_impl = NULL;

     return AXIS2_SUCCESS;
 }

 /**
  * The method is used to do the intialization of the axis2_op_ctx
  */
 axis2_status_t AXIS2_CALL axis2_op_ctx_init(struct axis2_op_ctx *op_ctx, axis2_env_t **env, struct axis2_conf *conf)
 {
     axis2_op_ctx_impl_t *op_ctx_impl = NULL;
     axis2_hash_index_t *hi = NULL;
     void *ctx = NULL;

     AXIS2_ENV_CHECK(env, AXIS2_FAILURE);

     op_ctx_impl = AXIS2_INTF_TO_IMPL(op_ctx);

     if (op_ctx_impl->op_qname && op_ctx_impl->svc_qname)
     {
         axis2_svc_t *svc = NULL;
         axis2_char_t *svc_name = NULL;

         svc_name = AXIS2_QNAME_GET_LOCALPART(op_ctx_impl->svc_qname, env);

         if (svc_name)
         {
             svc = AXIS2_CONF_GET_SVC(conf, env, svc_name);

             if (svc)
             {
                 op_ctx_impl->op = AXIS2_SVC_GET_OP_WITH_QNAME(svc, env, op_ctx_impl->op_qname);
             }
         }
     }

     if (!(op_ctx_impl->msg_ctx_map))
         return AXIS2_SUCCESS;

     for (hi = axis2_hash_first (op_ctx_impl->msg_ctx_map, env);
              hi; hi = axis2_hash_next (env, hi))
     {
         axis2_hash_this (hi, NULL, NULL, &ctx);
         if (ctx)
         {
             axis2_msg_ctx_t *msg_ctx = (axis2_msg_ctx_t*)ctx;
             AXIS2_MSG_CTX_INIT(msg_ctx, env, conf);
         }
     }

     return AXIS2_SUCCESS;
 }

 /**
  * @return Returns the op.
  */
 axis2_op_t* AXIS2_CALL axis2_op_ctx_get_op(struct axis2_op_ctx *op_ctx, axis2_env_t **env)
 {
     AXIS2_ENV_CHECK(env, NULL);
     return AXIS2_INTF_TO_IMPL(op_ctx)->op;
 }

 /**
  * Return the struct axis2_svc_ctx * in which this op_ctx lives.
  *
  * @return parent struct axis2_svc_ctx *
  */
 struct axis2_svc_ctx * AXIS2_CALL axis2_op_ctx_get_parent(struct axis2_op_ctx *op_ctx, axis2_env_t **env)
 {
     AXIS2_ENV_CHECK(env, NULL);
     return AXIS2_INTF_TO_IMPL(op_ctx)->parent;
 }

 /**
  * When a new message is added to the <code>MEPContext</code> the logic
  * should be included remove the MEPContext from the table in the
  * <code>axis2_conf_ctx</code>. Example: IN_IN_OUT At the second IN
  * message the MEPContext should be removed from the AxisOperation
  *
  * @param msgContext
  */
 axis2_status_t AXIS2_CALL axis2_op_ctx_add_msg_ctx(struct axis2_op_ctx *op_ctx, axis2_env_t **env, axis2_msg_ctx_t *msg_ctx)
 {
     axis2_op_ctx_impl_t *op_ctx_impl = NULL;

     AXIS2_ENV_CHECK(env, AXIS2_FAILURE);

     op_ctx_impl = AXIS2_INTF_TO_IMPL(op_ctx);

     axis2_thread_mutex_lock(op_ctx_impl->mutex);
     if (op_ctx_impl->msg_ctx_map)
     {
         axis2_char_t *message_id = AXIS2_MSG_CTX_GET_MSG_ID(msg_ctx, env);
         if (message_id)
         {
             axis2_hash_set(op_ctx_impl->msg_ctx_map, message_id, AXIS2_HASH_KEY_STRING, msg_ctx);
         }
     }
     axis2_thread_mutex_unlock(op_ctx_impl->mutex);
     return AXIS2_SUCCESS;
 }

 /**
  * @param messageLabel
  * @return
  * @
  */

 axis2_msg_ctx_t* AXIS2_CALL axis2_op_ctx_get_msg_ctx(struct axis2_op_ctx *op_ctx,
     axis2_env_t **env, axis2_char_t *message_id)
 {
     axis2_op_ctx_impl_t *op_ctx_impl = NULL;

     AXIS2_ENV_CHECK(env, NULL);

     op_ctx_impl = AXIS2_INTF_TO_IMPL(op_ctx);

 	axis2_thread_mutex_lock(op_ctx_impl->mutex);
     if (op_ctx_impl->msg_ctx_map)
     {
 		axis2_msg_ctx_t *rv = NULL;
 		rv = axis2_hash_get(op_ctx_impl->msg_ctx_map, message_id,
 						AXIS2_HASH_KEY_STRING);
 		axis2_thread_mutex_unlock(op_ctx_impl->mutex);
         return rv;
     }
     axis2_thread_mutex_unlock(op_ctx_impl->mutex);
     return NULL;
 }

 /**
  * Checks to see if the MEP is complete. i.e. whether all the messages that
  * are associated with the MEP has arrived and MEP is complete.
  *
  */
 axis2_bool_t AXIS2_CALL axis2_op_ctx_get_is_complete(struct axis2_op_ctx *op_ctx,
     axis2_env_t **env)
 {
     AXIS2_ENV_CHECK(env, AXIS2_FAILURE);
     return AXIS2_INTF_TO_IMPL(op_ctx)->is_complete;
 }

 axis2_status_t AXIS2_CALL axis2_op_ctx_set_complete(struct axis2_op_ctx *op_ctx,
     axis2_env_t **env,
     axis2_bool_t is_complete)
 {
     AXIS2_ENV_CHECK(env, AXIS2_FAILURE);
     AXIS2_INTF_TO_IMPL(op_ctx)->is_complete = is_complete;
     return AXIS2_SUCCESS;
 }

 /**
  * Removes the pointers to this <code>op_ctx</code> in the
  * <code>axis2_conf_ctx</code>'s op_ctxaxis2_hash_t *so that this
  * <code>op_ctx</code> will eventually get garbage collected
  * along with the <code>axis2_msg_ctx_t *</code>'s it contains. Note that if
  * the caller wants to make sure its safe to clean up this op_ctx
  * he should call is_complete() first. However, in cases like IN_OPTIONAL_OUT
  * and OUT_OPTIONAL_IN, it is possibe this will get called without the MEP
  * being complete due to the optional nature of the MEP.
  */
 axis2_status_t AXIS2_CALL axis2_op_ctx_cleanup(struct axis2_op_ctx *op_ctx,
     axis2_env_t **env)
 {
     axis2_op_ctx_impl_t *op_ctx_impl = NULL;
     axis2_hash_index_t *hi = NULL;
     void *ctx = NULL;

     AXIS2_ENV_CHECK(env, AXIS2_FAILURE);

     op_ctx_impl = AXIS2_INTF_TO_IMPL(op_ctx);

     if (!(op_ctx_impl->msg_ctx_map))
         return AXIS2_SUCCESS;

     for (hi = axis2_hash_first (op_ctx_impl->msg_ctx_map, env);
              hi; hi = axis2_hash_next (env, hi))
     {
         axis2_hash_this (hi, NULL, NULL, &ctx);
         if (ctx)
         {
             axis2_msg_ctx_t *msg_ctx = (axis2_msg_ctx_t*)ctx;
             axis2_char_t *message_id = AXIS2_MSG_CTX_GET_MSG_ID(msg_ctx, env);
             if (message_id)
             {
                 axis2_hash_set(op_ctx_impl->msg_ctx_map, message_id, AXIS2_HASH_KEY_STRING, NULL);
                 return AXIS2_MSG_CTX_FREE(msg_ctx, env);
             }
         }
     }

     return AXIS2_SUCCESS;
 }

 axis2_status_t AXIS2_CALL axis2_op_ctx_set_parent(struct axis2_op_ctx *op_ctx, axis2_env_t **env, struct axis2_svc_ctx* svc_ctx)
 {
     axis2_op_ctx_impl_t *op_ctx_impl = NULL;

     AXIS2_ENV_CHECK(env, AXIS2_FAILURE);

     op_ctx_impl = AXIS2_INTF_TO_IMPL(op_ctx);

     if (svc_ctx)
     {
         op_ctx_impl->parent = svc_ctx;
     }

     if (op_ctx_impl->parent) /* that is if there is a service context associated */
     {
         axis2_conf_ctx_t *conf_ctx = NULL;
         conf_ctx = AXIS2_SVC_CTX_GET_CONF_CTX(op_ctx_impl->parent, env);
         if (conf_ctx)
         {
             op_ctx_impl->op_ctx_map = AXIS2_CONF_CTX_GET_OP_CTX_MAP(conf_ctx, env);
         }
         op_ctx_impl->svc_qname = AXIS2_SVC_GET_QNAME(AXIS2_SVC_CTX_GET_SVC(op_ctx_impl->parent, env), env);
     }

     return AXIS2_SUCCESS;
 }

 axis2_hash_t* AXIS2_CALL axis2_op_ctx_get_msg_ctx_map(struct axis2_op_ctx *op_ctx, axis2_env_t **env)
 {
     AXIS2_ENV_CHECK(env, NULL);
     return AXIS2_INTF_TO_IMPL(op_ctx)->msg_ctx_map;
 }
	/*
	* Copyright 2004,2005 The Apache Software Foundation.
	*
	* 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.
	*/

	#include <axis2_op_ctx.h>
	#include <axis2_conf_ctx.h>
	#include <axis2_op.h>
	#include <axis2.h>
	#include <axis2_hash.h>

	typedef struct axis2_op_ctx_impl
	{
	/** context base struct */
	axis2_op_ctx_t op_ctx;
	/** base context struct */
	axis2_ctx_t *base;
	/** parent of op context is a service context instance */
	struct axis2_svc_ctx *parent;
	/** message context map */
	axis2_hash_t *msg_ctx_map;
	/** the op of which this is a running instance. The MEP of this
	* op must be one of the 8 predefined ones in WSDL 2.0.
	*/
	axis2_op_t *op;
	/** op Message Exchange Pattern */
	int op_mep;
	/** is complete? */
	axis2_bool_t is_complete;
	/** the global message_id -> op_ctx map which is stored in
	* the axis2_conf_ctx. We're caching it here for faster acccess.
	*/
	axis2_hash_t *op_ctx_map;
	/** op qname */
	axis2_qname_t *op_qname;
	/** service qname */
	axis2_qname_t *svc_qname;
	/* Mutex to syncronize the read/write operations */
	axis2_thread_mutex_t *mutex;
	} axis2_op_ctx_impl_t;

	/** Interface to implementation conversion macro */
	#define AXIS2_INTF_TO_IMPL(op_ctx) ((axis2_op_ctx_impl_t *)op_ctx)

	axis2_ctx_t* AXIS2_CALL axis2_op_ctx_get_base(struct axis2_op_ctx *op_ctx,
	axis2_env_t **env);
	axis2_status_t AXIS2_CALL axis2_op_ctx_free (struct axis2_op_ctx *op_ctx,
	axis2_env_t **env);
	axis2_status_t AXIS2_CALL axis2_op_ctx_init(struct axis2_op_ctx *op_ctx,
	axis2_env_t **env,
	struct axis2_conf *conf);
	axis2_op_t* AXIS2_CALL axis2_op_ctx_getAxisOperation(struct axis2_op_ctx *op_ctx,
	axis2_env_t **env);
	struct axis2_svc_ctx * AXIS2_CALL axis2_op_ctx_get_parent(struct axis2_op_ctx *op_ctx,
	axis2_env_t **env);
	axis2_status_t AXIS2_CALL axis2_op_ctx_add_msg_ctx(struct axis2_op_ctx *op_ctx,
	axis2_env_t **env,
	axis2_msg_ctx_t *msg_ctx);
	axis2_msg_ctx_t* AXIS2_CALL axis2_op_ctx_get_msg_ctx(struct axis2_op_ctx *op_ctx,
	axis2_env_t *env, axis2_char_t messageLabel);
	axis2_bool_t AXIS2_CALL axis2_op_ctx_get_is_complete(struct axis2_op_ctx *op_ctx,
	axis2_env_t **env);
	axis2_status_t AXIS2_CALL axis2_op_ctx_set_complete(struct axis2_op_ctx *op_ctx,
	axis2_env_t **env,
	axis2_bool_t is_complete);
	axis2_status_t AXIS2_CALL axis2_op_ctx_cleanup(struct axis2_op_ctx *op_ctx,
	axis2_env_t **env);
	axis2_status_t AXIS2_CALL axis2_op_ctx_set_parent(struct axis2_op_ctx *op_ctx,
	axis2_env_t **env,
	struct axis2_svc_ctx* svc_ctx);
	axis2_op_t* AXIS2_CALL axis2_op_ctx_get_op(struct axis2_op_ctx *op_ctx,
	axis2_env_t **env);
	axis2_hash_t* AXIS2_CALL axis2_op_ctx_get_msg_ctx_map(struct axis2_op_ctx *op_ctx,
	axis2_env_t **env);

	AXIS2_DECLARE(axis2_op_ctx_t*)
	axis2_op_ctx_create(axis2_env_t **env,
	axis2_op_t *op,
	struct axis2_svc_ctx* svc_ctx)
	{
	axis2_op_ctx_impl_t *op_ctx_impl = NULL;

	AXIS2_ENV_CHECK(env, NULL);

	op_ctx_impl = AXIS2_MALLOC( (*env)->allocator, sizeof(axis2_op_ctx_impl_t) );
	if (!op_ctx_impl)
	{
	AXIS2_ERROR_SET((*env)->error, AXIS2_ERROR_NO_MEMORY, AXIS2_FAILURE);
	return NULL;
	}

	op_ctx_impl->op_ctx.ops = NULL;
	op_ctx_impl->base = NULL;
	op_ctx_impl->parent = NULL;
	op_ctx_impl->msg_ctx_map = NULL;
	op_ctx_impl->op = NULL;
	op_ctx_impl->op_mep = 0;
	op_ctx_impl->is_complete = AXIS2_FALSE;
	op_ctx_impl->op_ctx_map = NULL;
	op_ctx_impl->op_qname = NULL;
	op_ctx_impl->svc_qname = NULL;
	op_ctx_impl->mutex = axis2_thread_mutex_create((*env)->allocator,
	AXIS2_THREAD_MUTEX_DEFAULT);

	if(NULL == op_ctx_impl->mutex)
	{
	axis2_op_ctx_free(&(op_ctx_impl->op_ctx), env);
	return NULL;
	}

	op_ctx_impl->base = axis2_ctx_create(env);
	if (!(op_ctx_impl->base))
	{
	axis2_op_ctx_free(&(op_ctx_impl->op_ctx), env);
	return NULL;
	}

	if (op)
	{
	op_ctx_impl->op = op;
	}


	op_ctx_impl->msg_ctx_map = axis2_hash_make(env);
	if (!(op_ctx_impl->msg_ctx_map))
	{
	axis2_op_ctx_free(&(op_ctx_impl->op_ctx), env);
	return NULL;
	}

	if (op_ctx_impl->op)
	{
	op_ctx_impl->op_qname = AXIS2_OP_GET_QNAME(op_ctx_impl->op, env);
	op_ctx_impl->op_mep = AXIS2_OP_GET_AXIS_SPECIFIC_MEP_CONST(op_ctx_impl->op, env);
	}

	axis2_op_ctx_set_parent(&(op_ctx_impl->op_ctx), env, svc_ctx);

	/* initialize ops */
	op_ctx_impl->op_ctx.ops = AXIS2_MALLOC( (*env)->allocator, sizeof(axis2_op_ctx_ops_t) );
	if (!op_ctx_impl->op_ctx.ops)
	{
	AXIS2_ERROR_SET((*env)->error, AXIS2_ERROR_NO_MEMORY, AXIS2_FAILURE);
	axis2_op_ctx_free(&(op_ctx_impl->op_ctx), env);
	return NULL;
	}

	op_ctx_impl->op_ctx.ops->get_base = axis2_op_ctx_get_base;
	op_ctx_impl->op_ctx.ops->free = axis2_op_ctx_free;
	op_ctx_impl->op_ctx.ops->init = axis2_op_ctx_init;
	op_ctx_impl->op_ctx.ops->get_op = axis2_op_ctx_get_op;
	op_ctx_impl->op_ctx.ops->get_parent = axis2_op_ctx_get_parent;
	op_ctx_impl->op_ctx.ops->add_msg_ctx = axis2_op_ctx_add_msg_ctx;
	op_ctx_impl->op_ctx.ops->get_msg_ctx = axis2_op_ctx_get_msg_ctx;
	op_ctx_impl->op_ctx.ops->get_is_complete = axis2_op_ctx_get_is_complete;
	op_ctx_impl->op_ctx.ops->set_complete = axis2_op_ctx_set_complete;
	op_ctx_impl->op_ctx.ops->cleanup = axis2_op_ctx_cleanup;
	op_ctx_impl->op_ctx.ops->set_parent = axis2_op_ctx_set_parent;
	op_ctx_impl->op_ctx.ops->get_msg_ctx_map = axis2_op_ctx_get_msg_ctx_map;

	return &(op_ctx_impl->op_ctx);
	}

	axis2_ctx_t* AXIS2_CALL axis2_op_ctx_get_base(struct axis2_op_ctx *op_ctx,
	axis2_env_t **env)
	{
	AXIS2_ENV_CHECK(env, NULL);
	return AXIS2_INTF_TO_IMPL(op_ctx)->base;
	}


	axis2_status_t AXIS2_CALL axis2_op_ctx_free (struct axis2_op_ctx *op_ctx,
	axis2_env_t **env)
	{
	axis2_op_ctx_impl_t *op_ctx_impl = NULL;

	AXIS2_ENV_CHECK(env, AXIS2_FAILURE);

	op_ctx_impl = AXIS2_INTF_TO_IMPL(op_ctx);

	if (op_ctx_impl->op_ctx.ops)
	{
	AXIS2_FREE((*env)->allocator, op_ctx_impl->op_ctx.ops);
	op_ctx_impl->op_ctx.ops = NULL;
	}

	if (op_ctx_impl->base)
	{
	AXIS2_CTX_FREE(op_ctx_impl->base, env);
	op_ctx_impl->base = NULL;
	}

	if (op_ctx_impl->msg_ctx_map)
	{
	axis2_hash_free(op_ctx_impl->msg_ctx_map, env);
	op_ctx_impl->msg_ctx_map = NULL;
	}

	AXIS2_FREE((*env)->allocator, op_ctx_impl);
	op_ctx_impl = NULL;

	return AXIS2_SUCCESS;
	}

	/**
	* The method is used to do the intialization of the axis2_op_ctx
	*/
	axis2_status_t AXIS2_CALL axis2_op_ctx_init(struct axis2_op_ctx op_ctx, axis2_env_t env, struct axis2_conf conf)
	{
	axis2_op_ctx_impl_t *op_ctx_impl = NULL;
	axis2_hash_index_t *hi = NULL;
	void *ctx = NULL;

	AXIS2_ENV_CHECK(env, AXIS2_FAILURE);

	op_ctx_impl = AXIS2_INTF_TO_IMPL(op_ctx);

	if (op_ctx_impl->op_qname && op_ctx_impl->svc_qname)
	{
	axis2_svc_t *svc = NULL;
	axis2_char_t *svc_name = NULL;

	svc_name = AXIS2_QNAME_GET_LOCALPART(op_ctx_impl->svc_qname, env);

	if (svc_name)
	{
	svc = AXIS2_CONF_GET_SVC(conf, env, svc_name);

	if (svc)
	{
	op_ctx_impl->op = AXIS2_SVC_GET_OP_WITH_QNAME(svc, env, op_ctx_impl->op_qname);
	}
	}
	}

	if (!(op_ctx_impl->msg_ctx_map))
	return AXIS2_SUCCESS;

	for (hi = axis2_hash_first (op_ctx_impl->msg_ctx_map, env);
	hi; hi = axis2_hash_next (env, hi))
	{
	axis2_hash_this (hi, NULL, NULL, &ctx);
	if (ctx)
	{
	axis2_msg_ctx_t msg_ctx = (axis2_msg_ctx_t)ctx;
	AXIS2_MSG_CTX_INIT(msg_ctx, env, conf);
	}
	}

	return AXIS2_SUCCESS;
	}

	/**
	* @return Returns the op.
	*/
	axis2_op_t* AXIS2_CALL axis2_op_ctx_get_op(struct axis2_op_ctx op_ctx, axis2_env_t *env)
	{
	AXIS2_ENV_CHECK(env, NULL);
	return AXIS2_INTF_TO_IMPL(op_ctx)->op;
	}

	/**
	* Return the struct axis2_svc_ctx * in which this op_ctx lives.
	*
	* @return parent struct axis2_svc_ctx *
	*/
	struct axis2_svc_ctx * AXIS2_CALL axis2_op_ctx_get_parent(struct axis2_op_ctx op_ctx, axis2_env_t *env)
	{
	AXIS2_ENV_CHECK(env, NULL);
	return AXIS2_INTF_TO_IMPL(op_ctx)->parent;
	}

	/**
	* When a new message is added to the <code>MEPContext</code> the logic
	* should be included remove the MEPContext from the table in the
	* <code>axis2_conf_ctx</code>. Example: IN_IN_OUT At the second IN
	* message the MEPContext should be removed from the AxisOperation
	*
	* @param msgContext
	*/
	axis2_status_t AXIS2_CALL axis2_op_ctx_add_msg_ctx(struct axis2_op_ctx op_ctx, axis2_env_t env, axis2_msg_ctx_t msg_ctx)
	{
	axis2_op_ctx_impl_t *op_ctx_impl = NULL;

	AXIS2_ENV_CHECK(env, AXIS2_FAILURE);

	op_ctx_impl = AXIS2_INTF_TO_IMPL(op_ctx);

	axis2_thread_mutex_lock(op_ctx_impl->mutex);
	if (op_ctx_impl->msg_ctx_map)
	{
	axis2_char_t *message_id = AXIS2_MSG_CTX_GET_MSG_ID(msg_ctx, env);
	if (message_id)
	{
	axis2_hash_set(op_ctx_impl->msg_ctx_map, message_id, AXIS2_HASH_KEY_STRING, msg_ctx);
	}
	}
	axis2_thread_mutex_unlock(op_ctx_impl->mutex);
	return AXIS2_SUCCESS;
	}

	/**
	* @param messageLabel
	* @return
	* @
	*/

	axis2_msg_ctx_t* AXIS2_CALL axis2_op_ctx_get_msg_ctx(struct axis2_op_ctx *op_ctx,
	axis2_env_t *env, axis2_char_t message_id)
	{
	axis2_op_ctx_impl_t *op_ctx_impl = NULL;

	AXIS2_ENV_CHECK(env, NULL);

	op_ctx_impl = AXIS2_INTF_TO_IMPL(op_ctx);

	axis2_thread_mutex_lock(op_ctx_impl->mutex);
	if (op_ctx_impl->msg_ctx_map)
	{
	axis2_msg_ctx_t *rv = NULL;
	rv = axis2_hash_get(op_ctx_impl->msg_ctx_map, message_id,
	AXIS2_HASH_KEY_STRING);
	axis2_thread_mutex_unlock(op_ctx_impl->mutex);
	return rv;
	}
	axis2_thread_mutex_unlock(op_ctx_impl->mutex);
	return NULL;
	}

	/**
	* Checks to see if the MEP is complete. i.e. whether all the messages that
	* are associated with the MEP has arrived and MEP is complete.
	*
	*/
	axis2_bool_t AXIS2_CALL axis2_op_ctx_get_is_complete(struct axis2_op_ctx *op_ctx,
	axis2_env_t **env)
	{
	AXIS2_ENV_CHECK(env, AXIS2_FAILURE);
	return AXIS2_INTF_TO_IMPL(op_ctx)->is_complete;
	}

	axis2_status_t AXIS2_CALL axis2_op_ctx_set_complete(struct axis2_op_ctx *op_ctx,
	axis2_env_t **env,
	axis2_bool_t is_complete)
	{
	AXIS2_ENV_CHECK(env, AXIS2_FAILURE);
	AXIS2_INTF_TO_IMPL(op_ctx)->is_complete = is_complete;
	return AXIS2_SUCCESS;
	}

	/**
	* Removes the pointers to this <code>op_ctx</code> in the
	* <code>axis2_conf_ctx</code>'s op_ctxaxis2_hash_t *so that this
	* <code>op_ctx</code> will eventually get garbage collected
	* along with the <code>axis2_msg_ctx_t *</code>'s it contains. Note that if
	* the caller wants to make sure its safe to clean up this op_ctx
	* he should call is_complete() first. However, in cases like IN_OPTIONAL_OUT
	* and OUT_OPTIONAL_IN, it is possibe this will get called without the MEP
	* being complete due to the optional nature of the MEP.
	*/
	axis2_status_t AXIS2_CALL axis2_op_ctx_cleanup(struct axis2_op_ctx *op_ctx,
	axis2_env_t **env)
	{
	axis2_op_ctx_impl_t *op_ctx_impl = NULL;
	axis2_hash_index_t *hi = NULL;
	void *ctx = NULL;

	AXIS2_ENV_CHECK(env, AXIS2_FAILURE);

	op_ctx_impl = AXIS2_INTF_TO_IMPL(op_ctx);

	if (!(op_ctx_impl->msg_ctx_map))
	return AXIS2_SUCCESS;

	for (hi = axis2_hash_first (op_ctx_impl->msg_ctx_map, env);
	hi; hi = axis2_hash_next (env, hi))
	{
	axis2_hash_this (hi, NULL, NULL, &ctx);
	if (ctx)
	{
	axis2_msg_ctx_t msg_ctx = (axis2_msg_ctx_t)ctx;
	axis2_char_t *message_id = AXIS2_MSG_CTX_GET_MSG_ID(msg_ctx, env);
	if (message_id)
	{
	axis2_hash_set(op_ctx_impl->msg_ctx_map, message_id, AXIS2_HASH_KEY_STRING, NULL);
	return AXIS2_MSG_CTX_FREE(msg_ctx, env);
	}
	}
	}

	return AXIS2_SUCCESS;
	}

	axis2_status_t AXIS2_CALL axis2_op_ctx_set_parent(struct axis2_op_ctx op_ctx, axis2_env_t env, struct axis2_svc_ctx svc_ctx)
	{
	axis2_op_ctx_impl_t *op_ctx_impl = NULL;

	AXIS2_ENV_CHECK(env, AXIS2_FAILURE);

	op_ctx_impl = AXIS2_INTF_TO_IMPL(op_ctx);

	if (svc_ctx)
	{
	op_ctx_impl->parent = svc_ctx;
	}

	if (op_ctx_impl->parent) /* that is if there is a service context associated */
	{
	axis2_conf_ctx_t *conf_ctx = NULL;
	conf_ctx = AXIS2_SVC_CTX_GET_CONF_CTX(op_ctx_impl->parent, env);
	if (conf_ctx)
	{
	op_ctx_impl->op_ctx_map = AXIS2_CONF_CTX_GET_OP_CTX_MAP(conf_ctx, env);
	}
	op_ctx_impl->svc_qname = AXIS2_SVC_GET_QNAME(AXIS2_SVC_CTX_GET_SVC(op_ctx_impl->parent, env), env);
	}

	return AXIS2_SUCCESS;
	}

	axis2_hash_t* AXIS2_CALL axis2_op_ctx_get_msg_ctx_map(struct axis2_op_ctx op_ctx, axis2_env_t *env)
	{
	AXIS2_ENV_CHECK(env, NULL);
	return AXIS2_INTF_TO_IMPL(op_ctx)->msg_ctx_map;
	}