v2.0.0

include/xqilla/optimizer/QueryPathNode.hpp

@@ -0,0 +1,102 @@
+/*
+ * Copyright (c) 2001-2007
+ *     DecisionSoft Limited. All rights reserved.
+ * Copyright (c) 2004-2007
+ *     Oracle. All rights reserved.
+ *
+ * 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.
+ *
+ * $Id: QueryPathNode.hpp,v 1.2 2007/11/28 13:13:24 jpcs Exp $
+ */
+
+#ifndef _QUERYPATHNODE_HPP
+#define _QUERYPATHNODE_HPP
+
+#include <vector>
+#include <string>
+
+#include <xqilla/framework/XPath2MemoryManager.hpp>
+
+#include <xercesc/util/XMemory.hpp>
+
+class NodeTest;
+
+class QueryPathNode : public XERCES_CPP_NAMESPACE_QUALIFIER XMemory
+{
+public:
+  typedef enum {
+    ATTRIBUTE,
+    CHILD,
+    DESCENDANT,
+    DESCENDANT_ATTR,
+    ROOT
+  } Type;
+
+  typedef std::vector<QueryPathNode*> Vector;
+  typedef std::vector<QueryPathNode*, XQillaAllocator<QueryPathNode*> > MVector;
+
+
+  QueryPathNode(const NodeTest *nodeTest, Type type, XERCES_CPP_NAMESPACE_QUALIFIER MemoryManager *mm);
+  virtual ~QueryPathNode();
+
+  Type getType() const { return type_; }
+  void setType(Type t) { type_ = t; }
+
+  bool isWildcardURI() const;
+  bool isWildcardName() const;
+  bool isWildcardNodeType() const;
+
+  virtual bool isWildcard() const;
+
+  const XMLCh *getURI() const;
+  const XMLCh *getName() const;
+
+  const NodeTest *getNodeTest() const { return nodeTest_; }
+
+  QueryPathNode *getParent() const { return parent_; }
+  QueryPathNode *getNextSibling() const { return nextSibling_; }
+  QueryPathNode *getPreviousSibling() const { return prevSibling_; }
+  QueryPathNode *getFirstChild() const { return firstChild_; }
+  QueryPathNode *getLastChild() const { return lastChild_; }
+
+  QueryPathNode *getRoot() const;
+
+  QueryPathNode *appendChild(QueryPathNode *childToAdopt);
+  void removeChild(QueryPathNode *child, bool deleteChild = true);
+  void stealChildren(QueryPathNode *victim);
+  void markSubtreeValue();
+  void markSubtreeResult();
+
+  virtual std::string toString(int level = 0) const;
+
+  virtual bool equals(const QueryPathNode *o) const;
+  virtual bool isSubsetOf(const QueryPathNode *node) const;
+
+private:
+  QueryPathNode(const QueryPathNode &);
+  QueryPathNode &operator=(const QueryPathNode &);
+
+  Type type_;
+
+  const NodeTest *nodeTest_;
+
+  QueryPathNode *parent_;
+  QueryPathNode *nextSibling_;
+  QueryPathNode *prevSibling_;
+  QueryPathNode *firstChild_;
+  QueryPathNode *lastChild_;
+
+  XERCES_CPP_NAMESPACE_QUALIFIER MemoryManager *memMgr_;
+};
+
+#endif