11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
23 */
24
25 #ifndef SHARE_VM_LEAKPROFILER_CHAINS_EDGEUTILS_HPP
26 #define SHARE_VM_LEAKPROFILER_CHAINS_EDGEUTILS_HPP
27
28 #include "memory/allocation.hpp"
29
30 class Edge;
31 class RoutableEdge;
32 class Symbol;
33
34 class EdgeUtils : public AllStatic {
35 public:
36 static bool is_leak_edge(const Edge& edge);
37
38 static const Edge* root(const Edge& edge);
39 static bool is_root(const Edge& edge);
40
41 static bool is_array_element(const Edge& edge);
42 static int array_index(const Edge& edge);
43 static int array_size(const Edge& edge);
44
45 static const Symbol* field_name_symbol(const Edge& edge);
46 static jshort field_modifiers(const Edge& edge);
47
48 static void collapse_chain(const RoutableEdge& edge);
49 };
50
51 #endif // SHARE_VM_LEAKPROFILER_CHAINS_EDGEUTILS_HPP
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
23 */
24
25 #ifndef SHARE_VM_LEAKPROFILER_CHAINS_EDGEUTILS_HPP
26 #define SHARE_VM_LEAKPROFILER_CHAINS_EDGEUTILS_HPP
27
28 #include "memory/allocation.hpp"
29
30 class Edge;
31 class Symbol;
32
33 class EdgeUtils : public AllStatic {
34 public:
35 static const size_t leak_context = 100;
36 static const size_t root_context = 100;
37 static const size_t max_ref_chain_depth = leak_context + root_context;
38
39 static bool is_leak_edge(const Edge& edge);
40 static const Edge* root(const Edge& edge);
41 static const Edge* ancestor(const Edge& edge, size_t distance);
42
43 static bool is_array_element(const Edge& edge);
44 static int array_index(const Edge& edge);
45 static int array_size(const Edge& edge);
46
47 static const Symbol* field_name_symbol(const Edge& edge);
48 static jshort field_modifiers(const Edge& edge);
49 };
50
51 #endif // SHARE_VM_LEAKPROFILER_CHAINS_EDGEUTILS_HPP
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