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authororbiter <orbiter@6c8d7289-2bf4-0310-a012-ef5d649a1542>2008-04-24 13:25:38 +0000
committerorbiter <orbiter@6c8d7289-2bf4-0310-a012-ef5d649a1542>2008-04-24 13:25:38 +0000
commitd0e2830e0138e9f71166ea87e341e912f295d808 (patch)
tree9ecf2a2cd43a2a44f9ec49144d82b9e9295689ba
parente024e3b9cf85d388c4875af38063e0d99427d3e4 (diff)
enhanced the thread dump to make it usable for scripted remote-debugging
git-svn-id: https://svn.berlios.de/svnroot/repos/yacy/trunk@4732 6c8d7289-2bf4-0310-a012-ef5d649a1542
Diffstat
-rw-r--r--htroot/Threaddump_p.html8
-rw-r--r--htroot/Threaddump_p.java88
2 files changed, 65 insertions, 31 deletions
diff --git a/htroot/Threaddump_p.html b/htroot/Threaddump_p.html
index 67f46a84b..038b2cdaf 100644
--- a/htroot/Threaddump_p.html
+++ b/htroot/Threaddump_p.html
@@ -1,7 +1,8 @@
+#(plain)#
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
- <title>YaCy '#[clientname]#': Thread Dump</title>
+ <title>YaCy Debugging: Thread Dump</title>
#%env/templates/metas.template%#
</head>
<body id="Threaddump">
@@ -16,8 +17,11 @@
<div>
- #(dump)#::<tt>#[content]#</tt>#(/dump)#
+ <tt>#[content]#</tt>
</div>
#%env/templates/footer.template%#
</body>
</html>
+::
+#[content]#
+#(/plain)# \ No newline at end of file
diff --git a/htroot/Threaddump_p.java b/htroot/Threaddump_p.java
index 2b964f7e3..cbc046dc9 100644
--- a/htroot/Threaddump_p.java
+++ b/htroot/Threaddump_p.java
@@ -75,69 +75,89 @@ public class Threaddump_p {
StringBuffer buffer = new StringBuffer(1000);
if (post != null && post.containsKey("createThreaddump")) {
+ boolean plain = post.get("plain", "false").equals("true");
+ int sleep = post.getInt("sleep", 0); // a sleep before creation of a thread dump can be used for profiling
+ if (sleep > 0) try {Thread.sleep(sleep);} catch (InterruptedException e) {}
prop.put("dump", "1");
// Thread dump
Map<Thread,StackTraceElement[]> stackTraces = Thread.getAllStackTraces();
Date dt = new Date();
String versionstring = yacyVersion.combined2prettyVersion(sb.getConfig("version","0.1"));
- buffer.append("************* Start Thread Dump " + dt + " *******************").append("<br />");
- buffer.append("<br /> YaCy Version: " + versionstring + "<br />");
- buffer.append("Total Memory = " + (Runtime.getRuntime().totalMemory())).append("<br />");
- buffer.append("Used&nbsp;&nbsp;Memory = " + (Runtime.getRuntime().totalMemory() - Runtime.getRuntime().freeMemory())).append("<br />");
- buffer.append("Free&nbsp;&nbsp;Memory = " + (Runtime.getRuntime().freeMemory())).append("<br />");
- buffer.append(" --- --- --- --- <br /><br />");
-
- appendStackTraces(sb.getRootPath(), buffer, stackTraces, Thread.State.BLOCKED);
- appendStackTraces(sb.getRootPath(), buffer, stackTraces, Thread.State.RUNNABLE);
- appendStackTraces(sb.getRootPath(), buffer, stackTraces, Thread.State.TIMED_WAITING);
- appendStackTraces(sb.getRootPath(), buffer, stackTraces, Thread.State.WAITING);
- appendStackTraces(sb.getRootPath(), buffer, stackTraces, Thread.State.NEW);
- appendStackTraces(sb.getRootPath(), buffer, stackTraces, Thread.State.TERMINATED);
+ bufferappend(buffer, plain, "************* Start Thread Dump " + dt + " *******************");
+ bufferappend(buffer, plain, "");
+ bufferappend(buffer, plain, "YaCy Version: " + versionstring);
+ bufferappend(buffer, plain, "Total Memory = " + (Runtime.getRuntime().totalMemory()));
+ bufferappend(buffer, plain, "Used&nbsp;&nbsp;Memory = " + (Runtime.getRuntime().totalMemory() - Runtime.getRuntime().freeMemory()));
+ bufferappend(buffer, plain, "Free&nbsp;&nbsp;Memory = " + (Runtime.getRuntime().freeMemory()));
+ bufferappend(buffer, plain, "");
+ bufferappend(buffer, plain, "");
+
+ appendStackTraces(sb.getRootPath(), buffer, stackTraces, plain, Thread.State.BLOCKED);
+ appendStackTraces(sb.getRootPath(), buffer, stackTraces, plain, Thread.State.RUNNABLE);
+ appendStackTraces(sb.getRootPath(), buffer, stackTraces, plain, Thread.State.TIMED_WAITING);
+ appendStackTraces(sb.getRootPath(), buffer, stackTraces, plain, Thread.State.WAITING);
+ appendStackTraces(sb.getRootPath(), buffer, stackTraces, plain, Thread.State.NEW);
+ appendStackTraces(sb.getRootPath(), buffer, stackTraces, plain, Thread.State.TERMINATED);
- buffer.append("************* End Thread Dump " + dt + " *******************").append("<br />");
+ bufferappend(buffer, plain, "************* End Thread Dump " + dt + " *******************");
- prop.put("dump_content", buffer.toString());
- } else {
- prop.put("dump", "0");
+ prop.put("plain_content", buffer.toString());
+ prop.put("plain", (plain) ? 1 : 0);
}
return prop; // return from serverObjects respond()
}
- private static void appendStackTraces(File rootPath, StringBuffer buffer, Map<Thread,StackTraceElement[]> stackTraces, Thread.State stateIn) {
- buffer.append("THREADS WITH STATES: " + stateIn.toString()).append("<br />").append("<br />");
- File classPath = new File(rootPath, "source");
+ private static void appendStackTraces(File rootPath, StringBuffer buffer, Map<Thread,StackTraceElement[]> stackTraces, boolean plain, Thread.State stateIn) {
+ bufferappend(buffer, plain, "THREADS WITH STATES: " + stateIn.toString());
+ bufferappend(buffer, plain, "");
+ File classPath = new File(rootPath, "source");
+
for (Thread thread: stackTraces.keySet()) {
StackTraceElement[] stackTraceElements = stackTraces.get(thread);
StackTraceElement ste;
String line;
- if (stateIn.equals(thread.getState())) {
- buffer.append("Thread= " + thread.getName() + " " + (thread.isDaemon()?"daemon":"") + " id=" + thread.getId() + " " + thread.getState().toString()).append("<br />");
+ String tracename = "";
+ File classFile;
+ if ((stateIn.equals(thread.getState())) && (stackTraceElements.length > 0)) {
+ if (plain) {
+ classFile = getClassFile(classPath, stackTraceElements[stackTraceElements.length - 1].getClassName());
+ tracename = classFile.getName();
+ if (tracename.endsWith(".java")) tracename = tracename.substring(0, tracename.length() - 5);
+ if (tracename.length() > 20) tracename = tracename.substring(0, 20);
+ while (tracename.length() < 20) tracename = tracename + "_";
+ tracename = "[" + tracename + "] ";
+ }
+ bufferappend(buffer, plain, tracename + "Thread= " + thread.getName() + " " + (thread.isDaemon()?"daemon":"") + " id=" + thread.getId() + " " + thread.getState().toString());
for (int i = 0; i < stackTraceElements.length; i++) {
ste = stackTraceElements[i];
if (i == 0) {
- line = getLine(classPath, ste.getClassName(), ste.getLineNumber());
+ line = getLine(getClassFile(classPath, ste.getClassName()), ste.getLineNumber());
} else {
line = null;
}
if ((line != null) && (line.length() > 0)) {
- buffer.append("at " + htmlTools.encodeUnicode2html(ste.toString(), true)).append(" [").append(line).append("]<br />");
+ bufferappend(buffer, plain, tracename + "at " + htmlTools.encodeUnicode2html(ste.toString(), true) + " [" + line.trim() + "]");
} else {
- buffer.append("at " + htmlTools.encodeUnicode2html(ste.toString(), true)).append("<br />");
+ bufferappend(buffer, plain, tracename + "at " + htmlTools.encodeUnicode2html(ste.toString(), true));
}
}
- buffer.append("<br />");
+ bufferappend(buffer, plain, "");
}
}
- buffer.append("<br />");
+ bufferappend(buffer, plain, "");
}
- private static String getLine(File sourcePath, String classname, int line) {
- // find class
+ private static File getClassFile(File sourcePath, String classname) {
String classPath = classname.replace('.', '/') + ".java";
File file = new File(sourcePath, classPath);
+ return file;
+ }
+
+ private static String getLine(File file, int line) {
+ // find class
if (!file.exists()) return "";
try {
String lineString = nxTools.line(serverFileUtils.read(file), line);
@@ -147,4 +167,14 @@ public class Threaddump_p {
return "@EXCEPTION: " + e.getMessage();
}
}
+
+ private static void bufferappend(StringBuffer buffer, boolean plain, String a) {
+ buffer.append(a);
+ if (plain) {
+ buffer.append("\n");
+ } else {
+ buffer.append("<br />");
+ }
+ }
+
}
generated by cgit v1.2.3 (git 2.46.0) at 2026-08-08 11:27:37 +0000