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Diffstat (limited to 'neethi/src/operator.c')
| -rw-r--r-- | neethi/src/operator.c | 216 |
1 files changed, 216 insertions, 0 deletions
diff --git a/neethi/src/operator.c b/neethi/src/operator.c new file mode 100644 index 0000000..68554dc --- /dev/null +++ b/neethi/src/operator.c @@ -0,0 +1,216 @@ +/* + * 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 <neethi_operator.h> +#include <neethi_policy.h> +#include <neethi_exactlyone.h> +#include <neethi_all.h> +#include <neethi_reference.h> +#include <neethi_assertion.h> + +struct neethi_operator_t +{ + /* This may be a policy, all, exatlyone, reference + * or an assertion */ + void *value; + + /* The type */ + neethi_operator_type_t type; + + /* Ref count to prevent double frees*/ + int ref; +}; + +AXIS2_EXTERN neethi_operator_t *AXIS2_CALL +neethi_operator_create( + const axutil_env_t *env) +{ + neethi_operator_t *neethi_operator = NULL; + + AXIS2_ENV_CHECK(env, NULL); + + neethi_operator = (neethi_operator_t *)AXIS2_MALLOC(env->allocator, sizeof(neethi_operator_t)); + + if(neethi_operator == NULL) + { + AXIS2_ERROR_SET(env->error, AXIS2_ERROR_NO_MEMORY, AXIS2_FAILURE); + AXIS2_LOG_ERROR(env->log, AXIS2_LOG_SI, "Out of memory"); + return NULL; + } + neethi_operator->value = NULL; + neethi_operator->type = OPERATOR_TYPE_UNKNOWN; + neethi_operator->ref = 0; + return neethi_operator; +} + +AXIS2_EXTERN void AXIS2_CALL +neethi_operator_free( + neethi_operator_t *neethi_operator, + const axutil_env_t *env) +{ + if(neethi_operator) + { + if(--(neethi_operator->ref) > 0) + { + return; + } + + if(neethi_operator->value) + { + switch(neethi_operator->type) + { + case OPERATOR_TYPE_POLICY: + neethi_policy_free((neethi_policy_t *)neethi_operator->value, env); + neethi_operator->value = NULL; + break; + + case OPERATOR_TYPE_ALL: + neethi_all_free((neethi_all_t *)neethi_operator->value, env); + neethi_operator->value = NULL; + break; + + case OPERATOR_TYPE_EXACTLYONE: + neethi_exactlyone_free((neethi_exactlyone_t *)neethi_operator-> value, env); + neethi_operator->value = NULL; + break; + + case OPERATOR_TYPE_REFERENCE: + neethi_reference_free((neethi_reference_t *)neethi_operator-> value, env); + neethi_operator->value = NULL; + break; + + case OPERATOR_TYPE_ASSERTION: + neethi_assertion_free((neethi_assertion_t *)neethi_operator-> value, env); + neethi_operator->value = NULL; + break; + + case OPERATOR_TYPE_UNKNOWN: + break; + } + } + AXIS2_FREE(env->allocator, neethi_operator); + } + return; +} + +/* Implementations */ + +AXIS2_EXTERN neethi_operator_type_t AXIS2_CALL +neethi_operator_get_type( + neethi_operator_t *neethi_operator, + const axutil_env_t *env) +{ + return neethi_operator->type; +} + +AXIS2_EXTERN void *AXIS2_CALL +neethi_operator_get_value( + neethi_operator_t *neethi_operator, + const axutil_env_t *env) +{ + return neethi_operator->value; +} + +AXIS2_EXTERN axis2_status_t AXIS2_CALL +neethi_operator_set_value( + neethi_operator_t *neethi_operator, + const axutil_env_t *env, + void *value, + neethi_operator_type_t type) +{ + neethi_operator->type = type; + neethi_operator->value = (void *)value; + return AXIS2_SUCCESS; +} + +AXIS2_EXTERN axis2_status_t AXIS2_CALL +neethi_operator_serialize( + neethi_operator_t *neethi_operator, + const axutil_env_t *env, + axiom_node_t *parent) +{ + neethi_policy_t *policy = NULL; + neethi_all_t *all = NULL; + neethi_exactlyone_t *exactlyone = NULL; + neethi_reference_t *reference = NULL; + neethi_assertion_t *assertion = NULL; + + if(neethi_operator->value) + { + switch(neethi_operator->type) + { + case OPERATOR_TYPE_POLICY: + policy = (neethi_policy_t *)neethi_operator_get_value(neethi_operator, env); + if(!neethi_policy_serialize(policy, parent, env)) + { + return AXIS2_FAILURE; + } + else + { + return AXIS2_SUCCESS; + } + break; + + case OPERATOR_TYPE_ALL: + all = (neethi_all_t *)neethi_operator_get_value(neethi_operator, env); + return neethi_all_serialize(all, parent, env); + break; + + case OPERATOR_TYPE_EXACTLYONE: + exactlyone = (neethi_exactlyone_t *)neethi_operator_get_value(neethi_operator, env); + return neethi_exactlyone_serialize(exactlyone, parent, env); + break; + + case OPERATOR_TYPE_REFERENCE: + reference = (neethi_reference_t *)neethi_operator_get_value(neethi_operator, env); + return neethi_reference_serialize(reference, parent, env); + break; + + case OPERATOR_TYPE_ASSERTION: + assertion = (neethi_assertion_t *)neethi_operator_get_value(neethi_operator, env); + return neethi_assertion_serialize(assertion, parent, env); + break; + + case OPERATOR_TYPE_UNKNOWN: + break; + } + return AXIS2_SUCCESS; + } + else + return AXIS2_FAILURE; +} + +/* We need this method to prevent freeing the value of operator, because some times we wrap certain + * policy operators inside neethi_operator in order to call some functions.See engine.c in neethi + * for more info */ +AXIS2_EXTERN axis2_status_t AXIS2_CALL +neethi_operator_set_value_null( + neethi_operator_t *neethi_operator, + const axutil_env_t *env) +{ + neethi_operator->value = NULL; + return AXIS2_SUCCESS; +} + +AXIS2_EXTERN axis2_status_t AXIS2_CALL +neethi_operator_increment_ref( + neethi_operator_t *operator, + const axutil_env_t *env) +{ + operator-> ref++; + return AXIS2_SUCCESS; +} |