1 /* 2 * Copyright (c) 2012, 2016, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 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_TRACE_TRACESTREAM_HPP 26 #define SHARE_VM_TRACE_TRACESTREAM_HPP 27 28 #include "utilities/macros.hpp" 29 #if INCLUDE_TRACE 30 #include "memory/allocation.hpp" 31 #include "utilities/debug.hpp" 32 #include "utilities/ostream.hpp" 33 34 class Klass; 35 class Method; 36 class ClassLoaderData; 37 38 class TraceStream : public StackObj { 39 public: 40 TraceStream() { 41 assert(tty != NULL, "invariant"); 42 } 43 44 void print(const char* val) const { 45 tty->print("%s", val); 46 } 47 48 void print_val(const char* label, u1 val) const { 49 tty->print("%s = " UINT32_FORMAT, label, val); 50 } 51 52 void print_val(const char* label, u2 val) const { 53 tty->print("%s = " UINT32_FORMAT, label, val); 54 } 55 56 void print_val(const char* label, s2 val) const { 57 tty->print("%s = " INT32_FORMAT, label, val); 58 } 59 60 void print_val(const char* label, u4 val) const { 61 tty->print("%s = " UINT32_FORMAT, label, val); 62 } 63 64 void print_val(const char* label, s4 val) const { 65 tty->print("%s = " INT32_FORMAT, label, val); 66 } 67 68 void print_val(const char* label, u8 val) const { 69 tty->print("%s = " UINT64_FORMAT, label, val); 70 } 71 72 void print_val(const char* label, s8 val) const { 73 tty->print("%s = " INT64_FORMAT, label, (int64_t) val); 74 } 75 76 void print_val(const char* label, bool val) const { 77 tty->print("%s = %s", label, val ? "true" : "false"); 78 } 79 80 void print_val(const char* label, float val) const { 81 tty->print("%s = %f", label, val); 82 } 83 84 void print_val(const char* label, double val) const { 85 tty->print("%s = %f", label, val); 86 } 87 88 void print_val(const char* label, const char* val) const { 89 tty->print("%s = '%s'", label, val); 90 } 91 92 void print_val(const char* label, const Klass* val) const; 93 void print_val(const char* label, const Method* val)const ; 94 void print_val(const char* label, const ClassLoaderData* cld) const; 95 }; 96 97 #endif // INCLUDE_TRACE 98 #endif // SHARE_VM_TRACE_TRACESTREAM_HPP