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/*
* 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 <axiom_document_internal.h>
#include <axiom_stax_builder_internal.h>
#include <axutil_string.h>
struct axiom_document
{
/** root element */
axiom_node_t *root_element;
/** builder of the document */
struct axiom_stax_builder *builder;
};
axiom_document_t *AXIS2_CALL
axiom_document_create(
const axutil_env_t * env,
axiom_node_t * root,
axiom_stax_builder_t * builder)
{
axiom_document_t *document = NULL;
document = (axiom_document_t *)AXIS2_MALLOC(env->allocator, sizeof(axiom_document_t));
if(!document)
{
AXIS2_ERROR_SET(env->error, AXIS2_ERROR_NO_MEMORY, AXIS2_FAILURE);
AXIS2_LOG_ERROR(env->log, AXIS2_LOG_SI, "Insufficient memory to create axiom document");
return NULL;
}
document->builder = builder;
document->root_element = root;
return document;
}
void AXIS2_CALL
axiom_document_free(
axiom_document_t * document,
const axutil_env_t * env)
{
if(document->root_element)
{
axiom_node_free_tree(document->root_element, env);
}
AXIS2_FREE(env->allocator, document);
}
void AXIS2_CALL
axiom_document_free_self(
axiom_document_t * document,
const axutil_env_t * env)
{
AXIS2_FREE(env->allocator, document);
}
axis2_status_t AXIS2_CALL
axiom_document_set_root_element(
axiom_document_t * document,
const axutil_env_t * env,
axiom_node_t * node)
{
if(document->root_element)
{
axiom_node_free_tree(document->root_element, env);
}
document->root_element = node;
return AXIS2_SUCCESS;
}
AXIS2_EXTERN axiom_node_t *AXIS2_CALL
axiom_document_get_root_element(
axiom_document_t * document,
const axutil_env_t * env)
{
if(!document->root_element)
{
/* force to build the root node */
int token;
do{
token = axiom_stax_builder_next_with_token(document->builder, env);
if(token == -1)
{
AXIS2_ERROR_SET(env->error,
AXIS2_ERROR_INVALID_DOCUMENT_STATE_ROOT_NULL, AXIS2_FAILURE);
AXIS2_LOG_ERROR(env->log, AXIS2_LOG_SI, "Unable to get root node");
return NULL;
}
}while(token != AXIOM_XML_READER_START_ELEMENT);
}
return document->root_element;
}
AXIS2_EXTERN axiom_node_t *AXIS2_CALL
axiom_document_build_all(
axiom_document_t *document,
const axutil_env_t *env)
{
do
{
int token = axiom_stax_builder_next_with_token(document->builder, env);
if((token == -1) && (!axiom_node_is_complete(document->root_element, env)))
{
/* if returned token is "invalid token" and root node is not fully completed,
* this means there is an error occurred */
AXIS2_LOG_ERROR(env->log, AXIS2_LOG_SI,
"Error occurred when building all nodes of document");
return NULL;
}
}
while(document->root_element && !axiom_node_is_complete(document->root_element, env));
return document->root_element;
}
AXIS2_EXTERN axiom_node_t *AXIS2_CALL
axiom_document_build_next(
axiom_document_t * document,
const axutil_env_t * env)
{
axiom_node_t *return_node = NULL;
axiom_node_t *last_node = axiom_stax_builder_get_lastnode(document->builder, env);
while(document->root_element && !axiom_node_is_complete(document->root_element, env))
{
int token = axiom_stax_builder_next_with_token(document->builder, env);
if(token == -1)
{
AXIS2_LOG_ERROR(env->log, AXIS2_LOG_SI, "failed to create next node");
return_node = NULL;
break;
}
return_node = axiom_stax_builder_get_lastnode(document->builder, env);
if(last_node != return_node)
{
/* this is a new node created */
break;
}
}
return return_node;
}
#if 0
AXIS2_EXTERN axiom_stax_builder_t *AXIS2_CALL
axiom_document_get_builder(
axiom_document_t * document,
const axutil_env_t * env)
{
return document->builder;
}
AXIS2_EXTERN void AXIS2_CALL
axiom_document_set_builder(
axiom_document_t * document,
const axutil_env_t * env,
axiom_stax_builder_t * builder)
{
document->builder = builder;
}
AXIS2_EXTERN axis2_status_t AXIS2_CALL
axiom_document_serialize(
axiom_document_t * document,
const axutil_env_t * env,
axiom_output_t * om_output)
{
if(!document)
return AXIS2_FAILURE;
if(!(document->root_element))
{
axiom_document_get_root_element(document, env);
}
if(document->root_element)
{
return axiom_node_serialize(document->root_element, env, om_output);
}
else
{
return AXIS2_FAILURE;
}
}
axiom_node_t *AXIS2_CALL
axiom_document_build_next(
axiom_document_t * document,
const axutil_env_t * env)
{
if(document->root_element && axiom_node_is_complete(document->root_element, env))
{
return NULL; /* Nothing wrong but done with pulling */
}
return axiom_stax_builder_next(document->builder, env);
}
#endif
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