/*
 * 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.
 */

#ifndef AXIS2_OP_H
#define AXIS2_OP_H

/**
  * @file axis2_op.h
  * @brief axis2 op interface
  */

#include <axis2_param_container.h>
#include <axis2_wsdl_op.h>
#include <axis2_svc.h>
#include <axis2_msg_recv.h>
#include <axis2_array_list.h>
#include <axis2_module_desc.h>
#include <axis2_wsdl_msg_ref.h>
#include <axis2_description.h>
#include <axis2_phase_meta.h>
#include <axis2_relates_to.h>
#include <axis2_msg_ctx.h>
#include <axis2_op_ctx.h>
#include <axis2_svc_ctx.h>
#include <axis2_conf_ctx.h>

#ifdef __cplusplus
extern "C"
{
#endif

/** @defgroup axis2_op Operation Description
  * @ingroup axis2_core_description
  * @{
  */

struct axis2_wsdl_op;    
struct axis2_svc;
struct axis2_msg_recv;
struct axis2_param_container;
struct axis2_module_desc; 
struct axis2_op;
struct axis2_wsdl_feature;
struct axis2_wsdl_property; 
struct axis2_wsdl_fault_ref;  
struct axis2_relates_to;
struct axis2_op_ctx;
struct axis2_svc_ctx;    
struct axis2_msg_ctx; 
struct axis2_conf_ctx;    
typedef struct axis2_op_ops axis2_op_ops_t;    
typedef struct axis2_op axis2_op_t;    
    
/** 
 * @brief Operation ops struct
 * Encapsulator struct for ops of axis2_op
 */    
AXIS2_DECLARE_DATA struct axis2_op_ops
{
    /** 
     * De-allocate memory
  	 * @return status code
  	 */
	axis2_status_t (AXIS2_CALL *
    free) (axis2_op_t *op, 
           axis2_env_t **env);
    
    /**
     * De-allocate memory
     * @param void op to be freed
  	 * @return status code
  	 */
	axis2_status_t (AXIS2_CALL *
    free_void_arg) (void *op, 
                    axis2_env_t **env);


    /**
     * Method addParameter
     *
     * @param param Parameter that will be added
     */
	axis2_status_t (AXIS2_CALL *
    add_param)(axis2_op_t *op, 
                axis2_env_t **env, 
                axis2_param_t *param);
    
    /**
     * Method getParameter
     *
     * @param name Name of the parameter
     */
	axis2_param_t *(AXIS2_CALL *
    get_param)(axis2_op_t *op, 
                axis2_env_t **env,
                axis2_char_t *name);


	axis2_array_list_t *(AXIS2_CALL *
    get_params) (axis2_op_t *op, 
                    axis2_env_t **env);

    /**
     * To check whether a given paramter is locked
     */
	axis2_bool_t (AXIS2_CALL *
    is_param_locked) (axis2_op_t *op, 
                        axis2_env_t **env,
                        axis2_char_t *param_name);
	
	axis2_status_t (AXIS2_CALL *
    set_parent) (axis2_op_t *op, 
                 axis2_env_t **env,
                 struct axis2_svc *service_desc);

	struct axis2_svc *(AXIS2_CALL *
    get_parent) (axis2_op_t *op, 
                 axis2_env_t **env);

    axis2_status_t (AXIS2_CALL *
    set_qname) (axis2_op_t *op, 
                axis2_env_t **env,
                axis2_qname_t *qname);
    
	axis2_qname_t *(AXIS2_CALL *
    get_qname) (void *op, 
                axis2_env_t **env);

	axis2_status_t (AXIS2_CALL *
    set_msg_exchange_pattern) (axis2_op_t *op, 
                                axis2_env_t **env,
                                axis2_char_t *pattern);

	axis2_char_t *(AXIS2_CALL *
    get_msg_exchange_pattern) (axis2_op_t *op, 
                                axis2_env_t **env);

	axis2_status_t (AXIS2_CALL *
    set_msg_recv) (axis2_op_t *op, 
                    axis2_env_t **env,
                    struct axis2_msg_recv *msg_recv);

	struct axis2_msg_recv *(AXIS2_CALL *
        get_msg_recv) (axis2_op_t *op, 
                       axis2_env_t **env);
                                        
    axis2_char_t *(AXIS2_CALL *
    get_style) (axis2_op_t *op,
                axis2_env_t **env);

    axis2_status_t  (AXIS2_CALL *
    set_style) (axis2_op_t *op,
                axis2_env_t **env,
                axis2_char_t *style);
                                                
    /**
     * To ebgage a module it is reuired to use this method
     *
     * @param moduleref
     * @throws org.apache.axis2.AxisFault
     */
    axis2_status_t (AXIS2_CALL *
    engage_module) (axis2_op_t *op,
                        axis2_env_t **env,
                        struct axis2_module_desc *moduleref);
    
    axis2_status_t (AXIS2_CALL *
    add_to_engage_module_list) (axis2_op_t *op,
                                axis2_env_t **env,
                                struct axis2_module_desc *module_name);
    
    /**
     * Method getEngadgedModules
     *
     */
    axis2_array_list_t *(AXIS2_CALL *
    get_modules) (axis2_op_t *op,
                  axis2_env_t **env);
    
    /**
     * This method will simply map the String URI of the Message exchange
     * pattern to a integer. Further in the first lookup it will cash the looked
     * up value so that the subsequent method calls will be extremely efficient.
     *
     */
    int (AXIS2_CALL *
    get_axis_specific_mep_const) (axis2_op_t *op,
                                  axis2_env_t **env);
    
    axis2_array_list_t *(AXIS2_CALL *
    get_phases_in_fault_flow) (axis2_op_t *op,
                               axis2_env_t **env);
    
    
    axis2_array_list_t *(AXIS2_CALL *
    get_phases_out_fault_flow) (axis2_op_t *op,
                                axis2_env_t **env);
    
    
    axis2_array_list_t * (AXIS2_CALL *
    get_phases_outflow) (axis2_op_t *op,
                         axis2_env_t **env);
    
    
    axis2_array_list_t *(AXIS2_CALL *
    get_remaining_phases_inflow) (axis2_op_t *op,
                                  axis2_env_t **env);
    
    /**
     * @param list
     */
    axis2_status_t (AXIS2_CALL *
    set_phases_in_fault_flow) (axis2_op_t *op,
								axis2_env_t **env,
								axis2_array_list_t *list);
    
    /**
     * @param list
     */
    axis2_status_t (AXIS2_CALL *
    set_phases_out_fault_flow) (axis2_op_t *op,
								axis2_env_t **env,
								axis2_array_list_t *list);
    
    /**
     * @param list
     */
    axis2_status_t (AXIS2_CALL *
    set_phases_outflow) (axis2_op_t *op,
						 axis2_env_t **env,
						 axis2_array_list_t *list);
    
    /**
     * @param list
     */
    axis2_status_t (AXIS2_CALL *
    set_remaining_phases_inflow) (axis2_op_t *op,
								  axis2_env_t **env,
								  axis2_array_list_t *list);
                                                    
    axis2_status_t (AXIS2_CALL *
    add_module) (axis2_op_t *op,
				 axis2_env_t **env,
				 axis2_qname_t *module_name);
    
    axis2_array_list_t *(AXIS2_CALL *
    get_module_refs) (axis2_op_t *op,
                      axis2_env_t **env);
    
    axis2_linked_list_t *(AXIS2_CALL *
    get_in_faults) (axis2_op_t *op,
                    axis2_env_t **env);
    
    axis2_status_t (AXIS2_CALL *
    set_in_faults) (axis2_op_t *op,
                    axis2_env_t **env,
                    axis2_linked_list_t *in_faults);
    
    struct axis2_wsdl_msg_ref *(AXIS2_CALL *
    get_input_msg) (axis2_op_t *op,
                    axis2_env_t **env);
    
    axis2_status_t (AXIS2_CALL *
    set_input_msg) (axis2_op_t *op,
                    axis2_env_t **env,
                    struct axis2_wsdl_msg_ref *input_msg);
    
    axis2_linked_list_t *(AXIS2_CALL *
    get_out_faults) (axis2_op_t *op,
                     axis2_env_t **env);
    
    axis2_status_t (AXIS2_CALL *
    set_out_faults) (axis2_op_t *op,
                     axis2_env_t **env,
                     axis2_linked_list_t *out_faults);
    
    struct axis2_wsdl_msg_ref *(AXIS2_CALL *
    get_output_msg) (axis2_op_t *op,
                     axis2_env_t **env);
    
    axis2_status_t (AXIS2_CALL *
    set_output_msg) (axis2_op_t *op,
                     axis2_env_t **env,
                     struct axis2_wsdl_msg_ref *output_msg);
    
    axis2_bool_t (AXIS2_CALL *
    is_safe) (axis2_op_t *op,
              axis2_env_t **env);
    
    axis2_status_t (AXIS2_CALL *
    set_safety) (axis2_op_t *op,
                 axis2_env_t **env,
                 axis2_bool_t safe);
                                    
    axis2_char_t *(AXIS2_CALL *
    get_target_namespace) (axis2_op_t *op,
                           axis2_env_t **env);
    
    axis2_status_t (AXIS2_CALL *
    add_in_fault) (axis2_op_t *op,
                   axis2_env_t **env,
                   struct axis2_wsdl_fault_ref *in_fault);
    
    axis2_status_t (AXIS2_CALL *
    add_out_fault) (axis2_op_t *op,
                    axis2_env_t **env,
                    struct axis2_wsdl_fault_ref *out_fault);
    
    axis2_status_t (AXIS2_CALL *
    add_feature) (axis2_op_t *op,
                  axis2_env_t **env,
                  struct axis2_wsdl_feature *feature);
    
    axis2_linked_list_t *(AXIS2_CALL *
    get_features) (axis2_op_t *op,
                   axis2_env_t **env);
    
    axis2_status_t (AXIS2_CALL *
    add_property) (axis2_op_t *op,
                   axis2_env_t **env,
                   struct axis2_wsdl_property *wsdl_property);
    
    axis2_linked_list_t *(AXIS2_CALL *
    get_Properties) (axis2_op_t *op,
                     axis2_env_t **env);
    
    axis2_status_t (AXIS2_CALL * 
    set_wsdl_op) (axis2_op_t *op,
                  axis2_env_t **env,
                  struct axis2_wsdl_op *wsdl_op);

    /**
     * This method is responsible for finding a MEPContext for an incomming
     * messages. An incomming message can be of two states.
     * <p/>
     * 1)This is a new incomming message of a given MEP. 2)This message is a
     * part of an MEP which has already begun.
     * <p/>
     * The method is special cased for the two MEPs
     * <p/>
     * #IN_ONLY #IN_OUT
     * <p/>
     * for two reasons. First reason is the wide usage and the second being that
     * the need for the MEPContext to be saved for further incomming messages.
     * <p/>
     * In the event that MEP of this op is different from the two MEPs
     * deafulted above the decession of creating a new or this message relates
     * to a MEP which already in business is decided by looking at the WSA
     * Relates TO of the incomming message.
     *
     * @param msgContext
     */
    struct axis2_op_ctx *(AXIS2_CALL *
    find_op_ctx) (axis2_op_t *op,
					axis2_env_t **env,
					struct axis2_msg_ctx *msg_ctx, 
					struct axis2_svc_ctx *svc_ctx);

    /**
     * This will not create a new op context if there is no one already.
     * @param msgContext
     * @return
     * @throws AxisFault
     */
    struct axis2_op_ctx *(AXIS2_CALL *
    find_for_existing_op_ctx) (axis2_op_t *op,
								axis2_env_t **env,
								struct axis2_msg_ctx *msg_ctx);
                                            
    axis2_status_t (AXIS2_CALL *
    register_op_ctx) (axis2_op_t *op,
					  axis2_env_t **env,
					  struct axis2_msg_ctx *msg_ctx,
					  struct axis2_op_ctx *op_ctx);                                    
};

/** 
 * @brief Operaton struct
 *	Axis2 Operation   
 */  
AXIS2_DECLARE_DATA struct axis2_op
{
    axis2_wsdl_op_t base;
	axis2_op_ops_t *ops;
    struct axis2_param_container *param_container;
};

/** 
 * Creates op struct
 * @return pointer to newly created op
 */
AXIS2_DECLARE(axis2_op_t *)
axis2_op_create (axis2_env_t **env);

/** 
 * Creates op struct with name
 * @param name op name
 * @return pointer to newly created op
 */
AXIS2_DECLARE(axis2_op_t *)
axis2_op_create_with_qname (axis2_env_t **env, 
                            axis2_qname_t *name);

/** 
 * Creates op struct with wsdl op
 * @param wsdl_op wsdl op
 * @return pointer to newly created op
 */
AXIS2_DECLARE(axis2_op_t *) 
axis2_op_create_with_wsdl_op (axis2_env_t **env, 
                              struct axis2_wsdl_op *wsdl_op);

AXIS2_DECLARE(axis2_status_t)
axis2_op_free_void_arg(void *op,
                       axis2_env_t **env);

/************************** Start of function macros **************************/

#define AXIS2_OP_FREE(op, env) \
        ((op)->ops->free (op, env))

#define AXIS2_OP_ADD_PARAM(op, env, param) \
		((op)->ops->add_param (op, env, param))

#define AXIS2_OP_GET_PARAM(op, env, key) \
		((op)->ops->get_param (op, env, key))

#define AXIS2_OP_GET_PARAMS(op, env) \
		((op)->ops->get_params (op, env))

#define AXIS2_OP_IS_PARAM_LOCKED(op, env, param_name) \
        ((op)->ops->is_param_locked(op, env, param_name))

#define AXIS2_OP_SET_PARENT(op, env, service_desc) \
        ((op)->ops->set_parent (op, env, service_desc))

#define AXIS2_OP_GET_PARENT(op, env) \
		((op)->ops->get_parent (op, env))

#define AXIS2_OP_SET_MSG_RECEIVER(op, env, msg_recv) \
        ((op)->ops->set_msg_recv (op, env, msg_recv))

#define AXIS2_OP_GET_MSG_RECEIVER(op, env) \
		((op)->ops->get_msg_recv (op, env))

#define AXIS2_OP_SET_QNAME(op, env, qname) \
		((op)->ops->set_qname (op, env, qname))
        
#define AXIS2_OP_GET_QNAME(op, env) \
		(((axis2_op_t *) op)->ops->get_qname (op, env))

#define AXIS2_OP_SET_MSG_EXCHANGE_PATTERN(op , env, \
        msg_exchange_pattern) \
		((op)->ops->set_msg_exchange_pattern (op, env, \
        msg_exchange_pattern))

#define AXIS2_OP_GET_MSG_EXCHANGE_PATTERN(op, env) \
		((op)->ops->get_msg_exchange_pattern (op, env))
        
#define AXIS2_OP_GET_STYLE(op, env) \
		((op)->ops->get_style (op, env))
        
#define AXIS2_OP_SET_STYLE(op, env, style) \
		((op)->ops->set_style (op, env, style))   

#define AXIS2_OP_ENGAGE_MODULE(op, env, moduleref) \
		((op)->ops->engage_module (op, env, moduleref))
        
#define AXIS2_OP_ADD_TO_ENGAGE_MODULE_LIST(op, env, module_name) \
		((op)->ops->add_to_engage_module_list (op, env, module_name))

#define AXIS2_OP_GET_MODULES(op, env) \
		((op)->ops->get_modules (op, env))
        
#define AXIS2_OP_GET_AXIS_SPECIFIC_MEP_CONST(op, env) \
		((op)->ops->get_axis_specific_mep_const (op, env))

#define AXIS2_OP_GET_PHASES_IN_FAULT_FLOW(op, env) \
		((op)->ops->get_phases_in_fault_flow (op, env))
        
#define AXIS2_OP_GET_PHASES_OUT_FAULT_FLOW(op, env) \
		((op)->ops->get_phases_out_fault_flow (op, env))

#define AXIS2_OP_GET_PHASES_OUTFLOW(op, env) \
		((op)->ops->get_phases_outflow (op, env))
 
#define AXIS2_OP_GET_REMAINING_PHASES_INFLOW(op, env) \
		((op)->ops->get_remaining_phases_inflow (op, env))    

#define AXIS2_OP_SET_PHASES_IN_FAULT_FLOW(op, env, list) \
		((op)->ops->set_phases_in_fault_flow (op, env, list))    

#define AXIS2_OP_SET_PHASES_OUT_FAULT_FLOW(op, env, list) \
		((op)->ops->set_phases_out_fault_flow (op, env, list))   

#define AXIS2_OP_SET_PHASES_OUTFLOW(op, env, list) \
		((op)->ops->set_phases_outflow (op, env, list)) 
        
#define AXIS2_OP_SET_REMAINING_PHASES_INFLOW(op, env, list) \
		((op)->ops->set_remaining_phases_inflow (op, env, list))
        
#define AXIS2_OP_ADD_MODULE(op, env, module_name) \
		((op)->ops->add_module (op, env, module_name))

#define AXIS2_OP_GET_MODULE_REFS(op, env) \
		((op)->ops->get_module_refs (op, env))
        
#define AXIS2_OP_GET_IN_FAULTS(op, env) \
		((op)->ops->get_in_faults (op, env))

#define AXIS2_OP_SET_IN_FAULTS(op, env) \
		((op)->ops->set_in_faults (op, env, in_faults))
        
#define AXIS2_OP_GET_INPUT_MSG(op, env) \
		((op)->ops->get_input_msg (op, env))

#define AXIS2_OP_SET_INPUT_MSG(op, env) \
		((op)->ops->set_input_msg (op, env, input_msg))
        
#define AXIS2_OP_GET_OUT_FAULTS(op, env) \
		((op)->ops->get_out_faults (op, env))

#define AXIS2_OP_SET_OUT_FAULTS(op, env) \
		((op)->ops->set_out_faults (op, env, out_faults))
        
#define AXIS2_OP_GET_OUTPUT_MSG(op, env) \
		((op)->ops->get_output_msg (op, env))

#define AXIS2_OP_SET_OUTPUT_MSG(op, env) \
		((op)->ops->set_output_msg (op, env, output_msg))
        
#define AXIS2_OP_IS_SAFE(op, env) \
		((op)->ops->is_safe (op, env))

#define AXIS2_OP_SET_SAFETY(op, env, safe) \
		((op)->ops->set_safety (op, env, safe))
        
#define AXIS2_OP_GET_TARGET_NAMESPACE(op, env) \
		((op)->ops->get_target_namespace (op, env))

#define AXIS2_OP_ADD_IN_FAULT(op, env, in_fault) \
		((op)->ops->add_in_fault (op, env, in_fault))
        
#define AXIS2_OP_ADD_OUT_FAULT(op, env, out_fault) \
		((op)->ops->add_out_fault (op, env, out_fault))

#define AXIS2_OP_ADD_FEATURE(op, env, feature) \
		((op)->ops->add_feature (op, env, feature))
        
#define AXIS2_OP_GET_FEATURES(op, env) \
		((op)->ops->get_features(op, env))

#define AXIS2_OP_ADD_PROPERTY(op, env, wsdl_property) \
		((op)->ops->add_property (op, env, wsdl_property))
        
#define AXIS2_OP_GET_PROPERTIES(op, env) \
		((op)->ops->get_properties (op, env, properties))

#define AXIS2_OP_SET_WSDL_OP(op, env, wsdl_op) \
		((op)->ops->set_wsdl_op (op, env, wsdl_op))
  

#define AXIS2_OP_FIND_OP_CTX(op, env, msg_ctx, svc_ctx) \
		((op)->ops->find_op_ctx (op, env, msg_ctx, svc_ctx))
        
#define AXIS2_OP_FIND_FOR_EXISTING_OP_CTX(op, env, wsdl_op) \
		((op)->ops->find_for_existing_op_ctx (op, env, wsdl_op))

#define AXIS2_OP_REGISTER_OP_CTX(op, env, msg_ctx, wsdl_op) \
		((op)->ops->register_op_ctx (op, env, msg_ctx, wsdl_op))
   

/************************** End of function macros ****************************/

/** @} */
#ifdef __cplusplus
}
#endif
#endif  /* AXIS2_OP_H */