to.etc.dbpool

Class DbPoolUtil

java.lang.Object

to.etc.dbpool.DbPoolUtil

public class DbPoolUtil
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	DbPoolUtil.HostAndPort Host and port POJO.

Field Summary

Fields

Modifier and Type	Field and Description
static String	CSS_ALLOC
static String	CSS_STACK
static String	CSS_TRACEPT

Method Summary

Modifier and Type	Method and Description
static void	copyFile(OutputStream os, InputStream is) Copies the inputstream to the output stream.
static void	dumpLocation(String msg)
static void	enableRemoteDebug(Connection con, DbPoolUtil.HostAndPort hostAndPort) Executes dbms_debug_jdwp.connect_tcp(host, port) on specified connection.
static DbType	getDbTypeByDriverName(String dn)
static void	getFilteredStacktrace(StringBuilder sb, Throwable t) Deprecated.
static String	getLocation()
static String	getPlSqlDebug(String poolName) Return the connect string if PL/SQL debugging is enabled for the specified pool.
static String	getStack(Tracepoint tp)
static void	getThreadAndLocation(StringBuilder sb)
static Driver	loadDriver(File driverPath, String driverClassName) Loads the appropriate driver class.
static void	printTracepoints(IPrinter p, ConnectionProxy pc, boolean full) Print all tracepoints as a timestamp-since followed by a filtered stack trace.
static String	q(String str)
static void	readAsString(StringBuilder sb, Reader r)
static String	strCommad(long val) Returns a properly formatted commad string for a number [english only].
static String	strCountDur(long count, long nanotime)
static String	strMilli(long a, long b) Report the delta time between a and b, as milli's.
static String	strMillis(long ns)
static String	strMillisOLD(long dlt)
static String	strNanoTime(long ns) Return a nanotime timestamp with 2 thousands of precision max.
static String	strNanoTime2(long ns) Return a nanotime timestamp with 2 thousands of precision max.
static String	strSize(long sz) Returns a string representing some size, in bytes.
static void	strStacktraceFiltered(Appendable sb, StackTraceElement[] se, String[] skipbefore, String[] skipafter, int linelimit, int indent)
static void	strStacktraceFiltered(Appendable sb, Throwable t, String[] skipbefore, String[] skipafter, int linelimit, int indent) Report a filtered location stack trace, where the start of the stack trace and the end can be removed.
static void	strStacktraceFiltered(StringBuilder sb, StackTraceElement[] se)
static void	strStacktraceFiltered(StringBuilder sb, StackTraceElement[] se, int linelimit, int indent)
static String	strTime(Date dt)
static String	strTime(long ts)
static String	strTimeOnly(Date dt)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

CSS_ALLOC

public static final String CSS_ALLOC

See Also:

Constant Field Values

CSS_TRACEPT

public static final String CSS_TRACEPT

See Also:

Constant Field Values

CSS_STACK

public static final String CSS_STACK

See Also:

Constant Field Values

Method Detail

strStacktraceFiltered

public static void strStacktraceFiltered(Appendable sb,
                                         Throwable t,
                                         String[] skipbefore,
                                         String[] skipafter,
                                         int linelimit,
                                         int indent)

Report a filtered location stack trace, where the start of the stack trace and the end can be removed.

Parameters:

sb -

t -

skipbefore -

skipafter -

strStacktraceFiltered

public static void strStacktraceFiltered(Appendable sb,
                                         StackTraceElement[] se,
                                         String[] skipbefore,
                                         String[] skipafter,
                                         int linelimit,
                                         int indent)

strStacktraceFiltered

public static void strStacktraceFiltered(StringBuilder sb,
                                         StackTraceElement[] se,
                                         int linelimit,
                                         int indent)

strStacktraceFiltered

public static void strStacktraceFiltered(StringBuilder sb,
                                         StackTraceElement[] se)

getFilteredStacktrace

@Deprecated
public static void getFilteredStacktrace(StringBuilder sb,
                                                     Throwable t)

Deprecated.

Append a filtered stack trace.

Parameters:

sb -

t -

dumpLocation

public static final void dumpLocation(String msg)

getThreadAndLocation

public static final void getThreadAndLocation(StringBuilder sb)

getLocation

public static final String getLocation()

copyFile

public static void copyFile(OutputStream os,
                            InputStream is)
                     throws IOException

Copies the inputstream to the output stream.

Parameters:

destf - the destination

srcf - the source

Throws:

IOException - the error

readAsString

public static void readAsString(StringBuilder sb,
                                Reader r)
                         throws Exception

Throws:

Exception

strMillisOLD

public static String strMillisOLD(long dlt)

strNanoTime

public static String strNanoTime(long ns)

Return a nanotime timestamp with 2 thousands of precision max.

Parameters:

ns -

Returns:

strNanoTime2

public static String strNanoTime2(long ns)

Return a nanotime timestamp with 2 thousands of precision max.

Parameters:

ns -

Returns:

strMillis

public static String strMillis(long ns)

loadDriver

public static Driver loadDriver(File driverPath,
                                String driverClassName)
                         throws Exception

Loads the appropriate driver class.

Returns:

Throws:

Exception

getDbTypeByDriverName

public static DbType getDbTypeByDriverName(String dn)

printTracepoints

public static void printTracepoints(IPrinter p,
                                    ConnectionProxy pc,
                                    boolean full)

Print all tracepoints as a timestamp-since followed by a filtered stack trace.

Parameters:

sb -

pc -

strMilli

public static String strMilli(long a,
                              long b)

Report the delta time between a and b, as milli's. Order is not important.

Parameters:

a -

b -

Returns:

strTime

public static String strTime(long ts)

strTime

public static String strTime(Date dt)

strTimeOnly

public static String strTimeOnly(Date dt)

strCommad

public static String strCommad(long val)

Returns a properly formatted commad string for a number [english only].

Parameters:

val -

Returns:

strCountDur

public static String strCountDur(long count,
                                 long nanotime)

q

public static String q(String str)

getStack

public static String getStack(Tracepoint tp)

strSize

public static String strSize(long sz)

Returns a string representing some size, in bytes. Depending on the size it will be represented as KB, MB, GB or TB.

getPlSqlDebug

@Nullable
public static String getPlSqlDebug(String poolName)

Return the connect string if PL/SQL debugging is enabled for the specified pool.

Parameters:

poolName -

Returns:

enableRemoteDebug

public static void enableRemoteDebug(@Nonnull
                                     Connection con,
                                     @Nonnull
                                     DbPoolUtil.HostAndPort hostAndPort)
                              throws SQLException

Executes dbms_debug_jdwp.connect_tcp(host, port) on specified connection. That enables remote debug.

Parameters:

con -

hostAndPort -

Throws:

SQLException