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20360
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1 /*
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2 * Copyright (c) 2013, 2014, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 *
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23 */
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24 #include "precompiled.hpp"
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25 #include "services/nmtCommon.hpp"
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26
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27 const char* NMTUtil::_memory_type_names[] = {
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28 "Java Heap",
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29 "Class",
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30 "Thread",
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31 "Thread Stack",
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32 "Code",
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33 "GC",
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34 "Compiler",
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35 "Internal",
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36 "Other",
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37 "Symbol",
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38 "Native Memory Tracking",
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39 "Shared class space",
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40 "Arena Chunk",
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41 "Test",
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42 "Tracing",
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43 "Unknown"
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44 };
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45
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46
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47 const char* NMTUtil::scale_name(size_t scale) {
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48 switch(scale) {
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49 case K: return "KB";
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50 case M: return "MB";
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51 case G: return "GB";
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52 }
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53 ShouldNotReachHere();
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54 return NULL;
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55 }
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56
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57 size_t NMTUtil::scale_from_name(const char* scale) {
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58 assert(scale != NULL, "Null pointer check");
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59 if (strncmp(scale, "KB", 2) == 0 ||
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60 strncmp(scale, "kb", 2) == 0) {
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61 return K;
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62 } else if (strncmp(scale, "MB", 2) == 0 ||
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63 strncmp(scale, "mb", 2) == 0) {
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64 return M;
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65 } else if (strncmp(scale, "GB", 2) == 0 ||
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66 strncmp(scale, "gb", 2) == 0) {
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67 return G;
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68 } else {
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69 return 0; // Invalid value
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70 }
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71 return K;
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72 }
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73
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