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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.
+ */
+
+#ifndef AXIOM_CHILD_ELEMENT_ITERATOR_H
+#define AXIOM_CHILD_ELEMENT_ITERATOR_H
+
+/**
+*@file axiom_child_element_iterator.h
+*@brief this is the iterator for om elemnts
+*/
+
+#include <axiom_node.h>
+#include <axiom_text.h>
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+ typedef struct axiom_child_element_iterator
+ axiom_child_element_iterator_t;
+
+ /**
+ * @defgroup axiom_child_element_iterator child element iterator
+ * @ingroup axiom_om
+ * @{
+ */
+
+ /**
+ * Free the iterator
+ * @param iterator a pointer to child element iterator struct
+ * @param env environment, MUST NOT be NULL.
+ */
+
+ AXIS2_EXTERN void AXIS2_CALL
+ axiom_child_element_iterator_free(
+ void *iterator,
+ const axutil_env_t * env);
+
+ /**
+ * Removes from the underlying collection the last element returned by the
+ * iterator (optional op). This method can be called only once per
+ * call to <tt>next</tt>. The behavior of an iterator is unspecified if
+ * the underlying collection is modified while the iteration is in
+ * progress in any way other than by calling this method.
+ * @param iterator a pointer to child element iterator struct
+ * @param env environment, MUST NOT be NULL.
+ */
+
+ AXIS2_EXTERN axis2_status_t AXIS2_CALL
+ axiom_child_element_iterator_remove(
+ axiom_child_element_iterator_t * iterator,
+ const axutil_env_t * env);
+
+ /**
+ * returns true if the iteration has more elements
+ * in otherwords it returns true if the next() would return an element
+ * rather than null with an error code set to environments error
+ * @param iterator a pointer to child element iterator struct
+ * @param env environment, MUST NOT be NULL.
+ */
+ AXIS2_EXTERN axis2_bool_t AXIS2_CALL
+
+ axiom_child_element_iterator_has_next(
+ axiom_child_element_iterator_t * iterator,
+ const axutil_env_t * env);
+
+ /**
+ * Returns the next element in the iteration. Returns null if there
+ * is no more elements
+ * @param iterator a pointer to child element iterator struct
+ * @param env environment, MUST NOT be NULL.
+ */
+ AXIS2_EXTERN axiom_node_t *AXIS2_CALL
+ axiom_child_element_iterator_next(
+ axiom_child_element_iterator_t * iterator,
+ const axutil_env_t * env);
+
+ /**
+ * Create a child element interator for the current child
+ * @param current child
+ * @param env environment, MUST NOT be NULL.
+ * return axiom_child_element_iterator_t
+ */
+
+ AXIS2_EXTERN axiom_child_element_iterator_t *AXIS2_CALL
+ axiom_child_element_iterator_create(
+ const axutil_env_t * env,
+ axiom_node_t * current_child);
+
+#define AXIOM_CHILD_ELEMENT_ITERATOR_FREE(iterator, env) \
+ axiom_child_element_iterator_free(iterator, env)
+
+#define AXIOM_CHILD_ELEMENT_ITERATOR_REMOVE(iterator, env) \
+ axiom_child_element_iterator_remove(iterator, env)
+
+#define AXIOM_CHILD_ELEMENT_ITERATOR_HAS_NEXT(iterator, env) \
+ axiom_child_element_iterator_has_next(iterator, env)
+
+#define AXIOM_CHILD_ELEMENT_ITERATOR_NEXT(iterator, env) \
+ axiom_child_element_iterator_next(iterator, env)
+
+ /** @} */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* AXIOM_CHILD_ELEMENT_ITERATOR_H */