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This commit is contained in:
Coleen Phillimore 2013-11-14 14:01:52 -05:00
commit df1294ed41
4 changed files with 126 additions and 106 deletions
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75
jdk/src/share/classes/sun/tools/jinfo/JInfo.java
View File

@ -26,7 +26,6 @@
package sun.tools.jinfo;
import java.lang.reflect.Method;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
@ -44,7 +43,7 @@ public class JInfo {
public static void main(String[] args) throws Exception {
if (args.length == 0) {
usage(); // no arguments
usage(1); // no arguments
}
boolean useSA = true;
@ -56,14 +55,20 @@ public class JInfo {
// (<executable> and <code file>). So, total
// argument count including option has to 2 or 3.
if (args.length != 2 && args.length != 3) {
usage();
usage(1);
}
} else if (arg1.equals("-flag")) {
// do not use SA, use attach-on-demand
useSA = false;
} else {
// unknown option or -h or -help, print help
usage();
int exit;
if (arg1.equals("-help") || arg1.equals("-h")) {
exit = 0;
} else {
exit = 1;
}
usage(exit);
}
}
@ -75,7 +80,13 @@ public class JInfo {
String option = args[1];
flag(pid, option);
} else {
usage();
int exit;
if (arg1.equals("-help") || arg1.equals("-h")) {
exit = 0;
} else {
exit = 1;
}
usage(exit);
}
}
}
@ -86,7 +97,7 @@ public class JInfo {
// Tool not available on this platform.
Class<?> c = loadClass(tool);
if (c == null) {
usage();
usage(1);
}
// invoke the main method with the arguments
@ -176,39 +187,39 @@ public class JInfo {
// print usage message
private static void usage() {
private static void usage(int exit) {
Class<?> c = loadClass("sun.jvm.hotspot.tools.JInfo");
boolean usageSA = (c != null);
System.out.println("Usage:");
System.err.println("Usage:");
if (usageSA) {
System.out.println(" jinfo [option] <pid>");
System.out.println(" (to connect to running process)");
System.out.println(" jinfo [option] <executable <core>");
System.out.println(" (to connect to a core file)");
System.out.println(" jinfo [option] [server_id@]<remote server IP or hostname>");
System.out.println(" (to connect to remote debug server)");
System.out.println("");
System.out.println("where <option> is one of:");
System.out.println(" -flag <name> to print the value of the named VM flag");
System.out.println(" -flag [+|-]<name> to enable or disable the named VM flag");
System.out.println(" -flag <name>=<value> to set the named VM flag to the given value");
System.out.println(" -flags to print VM flags");
System.out.println(" -sysprops to print Java system properties");
System.out.println(" <no option> to print both of the above");
System.out.println(" -h | -help to print this help message");
System.err.println(" jinfo [option] <pid>");
System.err.println(" (to connect to running process)");
System.err.println(" jinfo [option] <executable <core>");
System.err.println(" (to connect to a core file)");
System.err.println(" jinfo [option] [server_id@]<remote server IP or hostname>");
System.err.println(" (to connect to remote debug server)");
System.err.println("");
System.err.println("where <option> is one of:");
System.err.println(" -flag <name> to print the value of the named VM flag");
System.err.println(" -flag [+|-]<name> to enable or disable the named VM flag");
System.err.println(" -flag <name>=<value> to set the named VM flag to the given value");
System.err.println(" -flags to print VM flags");
System.err.println(" -sysprops to print Java system properties");
System.err.println(" <no option> to print both of the above");
System.err.println(" -h | -help to print this help message");
} else {
System.out.println(" jinfo <option> <pid>");
System.out.println(" (to connect to a running process)");
System.out.println("");
System.out.println("where <option> is one of:");
System.out.println(" -flag <name> to print the value of the named VM flag");
System.out.println(" -flag [+|-]<name> to enable or disable the named VM flag");
System.out.println(" -flag <name>=<value> to set the named VM flag to the given value");
System.out.println(" -h | -help to print this help message");
System.err.println(" jinfo <option> <pid>");
System.err.println(" (to connect to a running process)");
System.err.println("");
System.err.println("where <option> is one of:");
System.err.println(" -flag <name> to print the value of the named VM flag");
System.err.println(" -flag [+|-]<name> to enable or disable the named VM flag");
System.err.println(" -flag <name>=<value> to set the named VM flag to the given value");
System.err.println(" -h | -help to print this help message");
}
System.exit(1);
System.exit(exit);
}
}

102
jdk/src/share/classes/sun/tools/jmap/JMap.java
View File

@ -60,7 +60,7 @@ public class JMap {
public static void main(String[] args) throws Exception {
if (args.length == 0) {
usage(); // no arguments
usage(1); // no arguments
}
// used to indicate if we should use SA
@ -77,11 +77,13 @@ public class JMap {
if (!arg.startsWith("-")) {
break;
}
if (arg.equals(FORCE_SA_OPTION)) {
if (arg.equals("-help") || arg.equals("-h")) {
usage(0);
} else if (arg.equals(FORCE_SA_OPTION)) {
useSA = true;
} else {
if (option != null) {
usage(); // option already specified
usage(1); // option already specified
}
option = arg;
}
@ -101,7 +103,7 @@ public class JMap {
// only one parameter (the process-id)
int paramCount = args.length - optionCount;
if (paramCount == 0 || paramCount > 2) {
usage();
usage(1);
}
if (optionCount == 0 || paramCount != 1) {
@ -139,7 +141,7 @@ public class JMap {
} else if (option.startsWith(DUMP_OPTION_PREFIX)) {
dump(pid, option);
} else {
usage();
usage(1);
}
}
}
@ -161,7 +163,9 @@ public class JMap {
if (option.startsWith(DUMP_OPTION_PREFIX)) {
// first check that the option can be parsed
String fn = parseDumpOptions(option);
if (fn == null) usage();
if (fn == null) {
usage(1);
}
// tool for heap dumping
tool = "sun.jvm.hotspot.tools.HeapDumper";
@ -180,13 +184,13 @@ public class JMap {
}
}
if (tool == null) {
usage(); // no mapping to tool
usage(1); // no mapping to tool
}
// Tool not available on this platform.
Class<?> c = loadClass(tool);
if (c == null) {
usage();
usage(1);
}
// invoke the main method with the arguments
@ -225,7 +229,7 @@ public class JMap {
// parse the options to get the dump filename
String filename = parseDumpOptions(options);
if (filename == null) {
usage(); // invalid options or no filename
usage(1); // invalid options or no filename
}
// get the canonical path - important to avoid just passing
@ -341,49 +345,49 @@ public class JMap {
}
// print usage message
private static void usage() {
System.out.println("Usage:");
private static void usage(int exit) {
System.err.println("Usage:");
if (haveSA()) {
System.out.println(" jmap [option] <pid>");
System.out.println(" (to connect to running process)");
System.out.println(" jmap [option] <executable <core>");
System.out.println(" (to connect to a core file)");
System.out.println(" jmap [option] [server_id@]<remote server IP or hostname>");
System.out.println(" (to connect to remote debug server)");
System.out.println("");
System.out.println("where <option> is one of:");
System.out.println(" <none> to print same info as Solaris pmap");
System.out.println(" -heap to print java heap summary");
System.out.println(" -histo[:live] to print histogram of java object heap; if the \"live\"");
System.out.println(" suboption is specified, only count live objects");
System.out.println(" -clstats to print class loader statistics");
System.out.println(" -finalizerinfo to print information on objects awaiting finalization");
System.out.println(" -dump:<dump-options> to dump java heap in hprof binary format");
System.out.println(" dump-options:");
System.out.println(" live dump only live objects; if not specified,");
System.out.println(" all objects in the heap are dumped.");
System.out.println(" format=b binary format");
System.out.println(" file=<file> dump heap to <file>");
System.out.println(" Example: jmap -dump:live,format=b,file=heap.bin <pid>");
System.out.println(" -F force. Use with -dump:<dump-options> <pid> or -histo");
System.out.println(" to force a heap dump or histogram when <pid> does not");
System.out.println(" respond. The \"live\" suboption is not supported");
System.out.println(" in this mode.");
System.out.println(" -h | -help to print this help message");
System.out.println(" -J<flag> to pass <flag> directly to the runtime system");
System.err.println(" jmap [option] <pid>");
System.err.println(" (to connect to running process)");
System.err.println(" jmap [option] <executable <core>");
System.err.println(" (to connect to a core file)");
System.err.println(" jmap [option] [server_id@]<remote server IP or hostname>");
System.err.println(" (to connect to remote debug server)");
System.err.println("");
System.err.println("where <option> is one of:");
System.err.println(" <none> to print same info as Solaris pmap");
System.err.println(" -heap to print java heap summary");
System.err.println(" -histo[:live] to print histogram of java object heap; if the \"live\"");
System.err.println(" suboption is specified, only count live objects");
System.err.println(" -clstats to print class loader statistics");
System.err.println(" -finalizerinfo to print information on objects awaiting finalization");
System.err.println(" -dump:<dump-options> to dump java heap in hprof binary format");
System.err.println(" dump-options:");
System.err.println(" live dump only live objects; if not specified,");
System.err.println(" all objects in the heap are dumped.");
System.err.println(" format=b binary format");
System.err.println(" file=<file> dump heap to <file>");
System.err.println(" Example: jmap -dump:live,format=b,file=heap.bin <pid>");
System.err.println(" -F force. Use with -dump:<dump-options> <pid> or -histo");
System.err.println(" to force a heap dump or histogram when <pid> does not");
System.err.println(" respond. The \"live\" suboption is not supported");
System.err.println(" in this mode.");
System.err.println(" -h | -help to print this help message");
System.err.println(" -J<flag> to pass <flag> directly to the runtime system");
} else {
System.out.println(" jmap -histo <pid>");
System.out.println(" (to connect to running process and print histogram of java object heap");
System.out.println(" jmap -dump:<dump-options> <pid>");
System.out.println(" (to connect to running process and dump java heap)");
System.out.println("");
System.out.println(" dump-options:");
System.out.println(" format=b binary default");
System.out.println(" file=<file> dump heap to <file>");
System.out.println("");
System.out.println(" Example: jmap -dump:format=b,file=heap.bin <pid>");
System.err.println(" jmap -histo <pid>");
System.err.println(" (to connect to running process and print histogram of java object heap");
System.err.println(" jmap -dump:<dump-options> <pid>");
System.err.println(" (to connect to running process and dump java heap)");
System.err.println("");
System.err.println(" dump-options:");
System.err.println(" format=b binary default");
System.err.println(" file=<file> dump heap to <file>");
System.err.println("");
System.err.println(" Example: jmap -dump:format=b,file=heap.bin <pid>");
}
System.exit(1);
System.exit(exit);
}
}

5
jdk/src/share/classes/sun/tools/jps/Jps.java
View File

@ -45,11 +45,11 @@ public class Jps {
} catch (IllegalArgumentException e) {
System.err.println(e.getMessage());
Arguments.printUsage(System.err);
return;
System.exit(1);
}
if (arguments.isHelp()) {
Arguments.printUsage(System.out);
Arguments.printUsage(System.err);
System.exit(0);
}
@ -165,6 +165,7 @@ public class Jps {
e.printStackTrace();
}
}
System.exit(1);
}
}
}

50
jdk/src/share/classes/sun/tools/jstack/JStack.java
View File

@ -42,7 +42,7 @@ import sun.tools.attach.HotSpotVirtualMachine;
public class JStack {
public static void main(String[] args) throws Exception {
if (args.length == 0) {
usage(); // no arguments
usage(1); // no arguments
}
boolean useSA = false;
@ -56,16 +56,20 @@ public class JStack {
if (!arg.startsWith("-")) {
break;
}
if (arg.equals("-F")) {
if (arg.equals("-help") || arg.equals("-h")) {
usage(0);
}
else if (arg.equals("-F")) {
useSA = true;
} else {
}
else {
if (arg.equals("-m")) {
mixed = true;
} else {
if (arg.equals("-l")) {
locks = true;
} else {
usage();
usage(1);
}
}
}
@ -81,7 +85,7 @@ public class JStack {
// we assume core file and executable so we use SA.
int paramCount = args.length - optionCount;
if (paramCount == 0 || paramCount > 2) {
usage();
usage(1);
}
if (paramCount == 2) {
useSA = true;
@ -118,7 +122,7 @@ public class JStack {
private static void runJStackTool(boolean mixed, boolean locks, String args[]) throws Exception {
Class<?> cl = loadSAClass();
if (cl == null) {
usage(); // SA not available
usage(1); // SA not available
}
// JStack tool also takes -m and -l arguments
@ -199,31 +203,31 @@ public class JStack {
}
// print usage message
private static void usage() {
System.out.println("Usage:");
System.out.println(" jstack [-l] <pid>");
System.out.println(" (to connect to running process)");
private static void usage(int exit) {
System.err.println("Usage:");
System.err.println(" jstack [-l] <pid>");
System.err.println(" (to connect to running process)");
if (loadSAClass() != null) {
System.out.println(" jstack -F [-m] [-l] <pid>");
System.out.println(" (to connect to a hung process)");
System.out.println(" jstack [-m] [-l] <executable> <core>");
System.out.println(" (to connect to a core file)");
System.out.println(" jstack [-m] [-l] [server_id@]<remote server IP or hostname>");
System.out.println(" (to connect to a remote debug server)");
System.err.println(" jstack -F [-m] [-l] <pid>");
System.err.println(" (to connect to a hung process)");
System.err.println(" jstack [-m] [-l] <executable> <core>");
System.err.println(" (to connect to a core file)");
System.err.println(" jstack [-m] [-l] [server_id@]<remote server IP or hostname>");
System.err.println(" (to connect to a remote debug server)");
}
System.out.println("");
System.out.println("Options:");
System.err.println("");
System.err.println("Options:");
if (loadSAClass() != null) {
System.out.println(" -F to force a thread dump. Use when jstack <pid> does not respond" +
System.err.println(" -F to force a thread dump. Use when jstack <pid> does not respond" +
" (process is hung)");
System.out.println(" -m to print both java and native frames (mixed mode)");
System.err.println(" -m to print both java and native frames (mixed mode)");
}
System.out.println(" -l long listing. Prints additional information about locks");
System.out.println(" -h or -help to print this help message");
System.exit(1);
System.err.println(" -l long listing. Prints additional information about locks");
System.err.println(" -h or -help to print this help message");
System.exit(exit);
}
}