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/*
* Copyright (c) 2012, 2019, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*
*/
#ifndef SHARE_JFR_DCMD_JFRDCMDS_HPP
#define SHARE_JFR_DCMD_JFRDCMDS_HPP
#include "services/diagnosticCommand.hpp"
class JfrJavaArguments;
class JfrDCmd : public DCmd {
private:
const char* _args;
const int _num_arguments;
char _delimiter;
protected:
JfrDCmd(outputStream* output, bool heap, int num_arguments);
virtual const char* javaClass() const = 0;
void invoke(JfrJavaArguments& method, TRAPS) const;
public:
virtual void execute(DCmdSource source, TRAPS);
virtual void print_help(const char* name) const;
virtual GrowableArray<const char*>* argument_name_array() const;
virtual GrowableArray<DCmdArgumentInfo*>* argument_info_array() const;
virtual void parse(CmdLine* line, char delim, TRAPS);
};
class JfrStartFlightRecordingDCmd : public JfrDCmd {
public:
JfrStartFlightRecordingDCmd(outputStream* output, bool heap) : JfrDCmd(output, heap, num_arguments()) {}
static const char* name() {
return "JFR.start";
}
static const char* description() {
return "Starts a new JFR recording";
}
static const char* impact() {
return "Medium: Depending on the settings for a recording, the impact can range from low to high.";
}
static const JavaPermission permission() {
JavaPermission p = {"java.lang.management.ManagementPermission", "monitor", NULL};
return p;
}
virtual const char* javaClass() const {
return "jdk/jfr/internal/dcmd/DCmdStart";
}
static int num_arguments() {
return 11;
}
};
class JfrDumpFlightRecordingDCmd : public JfrDCmd {
public:
JfrDumpFlightRecordingDCmd(outputStream* output, bool heap) : JfrDCmd(output, heap, num_arguments()) {}
static const char* name() {
return "JFR.dump";
}
static const char* description() {
return "Copies contents of a JFR recording to file. Either the name or the recording id must be specified.";
}
static const char* impact() {
return "Low";
}
static const JavaPermission permission() {
JavaPermission p = {"java.lang.management.ManagementPermission", "monitor", NULL};
return p;
}
virtual const char* javaClass() const {
return "jdk/jfr/internal/dcmd/DCmdDump";
}
static int num_arguments() {
return 7;
}
};
class JfrCheckFlightRecordingDCmd : public JfrDCmd {
public:
JfrCheckFlightRecordingDCmd(outputStream* output, bool heap) : JfrDCmd(output, heap, num_arguments()) {}
static const char* name() {
return "JFR.check";
}
static const char* description() {
return "Checks running JFR recording(s)";
}
static const char* impact() {
return "Low";
}
static const JavaPermission permission() {
JavaPermission p = {"java.lang.management.ManagementPermission", "monitor", NULL};
return p;
}
virtual const char* javaClass() const {
return "jdk/jfr/internal/dcmd/DCmdCheck";
}
static int num_arguments() {
return 2;
}
};
class JfrStopFlightRecordingDCmd : public JfrDCmd {
public:
JfrStopFlightRecordingDCmd(outputStream* output, bool heap) : JfrDCmd(output, heap, num_arguments()) {}
static const char* name() {
return "JFR.stop";
}
static const char* description() {
return "Stops a JFR recording";
}
static const char* impact() {
return "Low";
}
static const JavaPermission permission() {
JavaPermission p = {"java.lang.management.ManagementPermission", "monitor", NULL};
return p;
}
virtual const char* javaClass() const {
return "jdk/jfr/internal/dcmd/DCmdStop";
}
static int num_arguments() {
return 2;
}
};
class JfrConfigureFlightRecorderDCmd : public DCmdWithParser {
friend class JfrOptionSet;
protected:
DCmdArgument<char*> _repository_path;
DCmdArgument<char*> _dump_path;
DCmdArgument<jlong> _stack_depth;
DCmdArgument<jlong> _global_buffer_count;
DCmdArgument<MemorySizeArgument> _global_buffer_size;
DCmdArgument<MemorySizeArgument> _thread_buffer_size;
DCmdArgument<MemorySizeArgument> _memory_size;
DCmdArgument<MemorySizeArgument> _max_chunk_size;
DCmdArgument<bool> _sample_threads;
bool _verbose;
public:
JfrConfigureFlightRecorderDCmd(outputStream* output, bool heap);
void set_verbose(bool verbose) {
_verbose = verbose;
}
static const char* name() {
return "JFR.configure";
}
static const char* description() {
return "Configure JFR";
}
static const char* impact() {
return "Low";
}
static const JavaPermission permission() {
JavaPermission p = {"java.lang.management.ManagementPermission", "monitor", NULL};
return p;
}
static int num_arguments();
virtual void execute(DCmdSource source, TRAPS);
virtual void print_help(const char* name) const;
};
bool register_jfr_dcmds();
#endif // SHARE_JFR_DCMD_JFRDCMDS_HPP
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