1<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> 2<!--NewPage--> 3<HTML> 4<HEAD> 5<!-- Generated by javadoc (build 1.5.0) on Thu May 15 17:17:30 EDT 2008 --> 6<TITLE> 7CompactStats (Oracle - Berkeley DB Java API) 8</TITLE> 9 10<META NAME="keywords" CONTENT="com.sleepycat.db.CompactStats class"> 11 12<LINK REL ="stylesheet" TYPE="text/css" HREF="/style.css" TITLE="Style"> 13 14<SCRIPT type="text/javascript"> 15function windowTitle() 16{ 17 parent.document.title="CompactStats (Oracle - Berkeley DB Java API)"; 18} 19</SCRIPT> 20<NOSCRIPT> 21</NOSCRIPT> 22 23</HEAD> 24 25<BODY BGCOLOR="white" onload="windowTitle();"> 26 27 28<!-- ========= START OF TOP NAVBAR ======= --> 29<A NAME="navbar_top"><!-- --></A> 30<A HREF="#skip-navbar_top" title="Skip navigation links"></A> 31<TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0" SUMMARY=""> 32<TR> 33<TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> 34<A 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66</SCRIPT> 67<NOSCRIPT> 68 <A HREF="/allclasses-noframe.html"><B>All Classes</B></A> 69</NOSCRIPT> 70 71 72</FONT></TD> 73</TR> 74<TR> 75<TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2"> 76 SUMMARY: NESTED | FIELD | CONSTR | <A HREF="#method_summary">METHOD</A></FONT></TD> 77<TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2"> 78DETAIL: FIELD | CONSTR | <A HREF="#method_detail">METHOD</A></FONT></TD> 79</TR> 80</TABLE> 81<A NAME="skip-navbar_top"></A> 82<!-- ========= END OF TOP NAVBAR ========= --> 83 84<HR> 85<!-- ======== START OF CLASS DATA ======== --> 86<H2> 87<FONT SIZE="-1"> 88com.sleepycat.db</FONT> 89<BR> 90Class CompactStats</H2> 91<PRE> 92<A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html" title="class or interface in java.lang">java.lang.Object</A> 93 <IMG SRC="/resources/inherit.gif" ALT="extended by "><B>com.sleepycat.db.CompactStats</B> 94</PRE> 95<HR> 96<DL> 97<DT><PRE>public class <B>CompactStats</B><DT>extends <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A></DL> 98</PRE> 99 100<P> 101Statistics returned by a <A HREF="/com/sleepycat/db/Database.html#compact(com.sleepycat.db.Transaction, com.sleepycat.db.DatabaseEntry, com.sleepycat.db.DatabaseEntry, com.sleepycat.db.DatabaseEntry, com.sleepycat.db.CompactConfig)"><CODE>Database.compact(com.sleepycat.db.Transaction, com.sleepycat.db.DatabaseEntry, com.sleepycat.db.DatabaseEntry, com.sleepycat.db.DatabaseEntry, com.sleepycat.db.CompactConfig)</CODE></A> operation. 102<P> 103 104<P> 105<HR> 106 107<P> 108 109<!-- ========== METHOD SUMMARY =========== --> 110 111<A NAME="method_summary"><!-- --></A> 112<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> 113<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"> 114<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"> 115<B>Method Summary</B></FONT></TH> 116</TR> 117<TR BGCOLOR="white" CLASS="TableRowColor"> 118<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> 119<CODE> int</CODE></FONT></TD> 120<TD><CODE><B><A HREF="/com/sleepycat/db/CompactStats.html#getDeadlock()">getDeadlock</A></B>()</CODE> 121 122<BR> 123 Return the if no transaction parameter was specified to 124 <A HREF="/com/sleepycat/db/Database.html#compact(com.sleepycat.db.Transaction, com.sleepycat.db.DatabaseEntry, com.sleepycat.db.DatabaseEntry, com.sleepycat.db.DatabaseEntry, com.sleepycat.db.CompactConfig)"><CODE>Database.compact(com.sleepycat.db.Transaction, com.sleepycat.db.DatabaseEntry, com.sleepycat.db.DatabaseEntry, com.sleepycat.db.DatabaseEntry, com.sleepycat.db.CompactConfig)</CODE></A>, the number of deadlocks 125 which occurred..</TD> 126</TR> 127<TR BGCOLOR="white" CLASS="TableRowColor"> 128<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> 129<CODE> int</CODE></FONT></TD> 130<TD><CODE><B><A HREF="/com/sleepycat/db/CompactStats.html#getLevels()">getLevels</A></B>()</CODE> 131 132<BR> 133 Return the the number of levels removed from the 134 Btree or Recno database during the compaction phase.</TD> 135</TR> 136<TR BGCOLOR="white" CLASS="TableRowColor"> 137<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> 138<CODE> int</CODE></FONT></TD> 139<TD><CODE><B><A HREF="/com/sleepycat/db/CompactStats.html#getPagesExamine()">getPagesExamine</A></B>()</CODE> 140 141<BR> 142 Return the the number of database pages reviewed 143 during the compaction phase.</TD> 144</TR> 145<TR BGCOLOR="white" CLASS="TableRowColor"> 146<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> 147<CODE> int</CODE></FONT></TD> 148<TD><CODE><B><A HREF="/com/sleepycat/db/CompactStats.html#getPagesFree()">getPagesFree</A></B>()</CODE> 149 150<BR> 151 Return the the number of database pages free during 152 the compaction phase.</TD> 153</TR> 154<TR BGCOLOR="white" CLASS="TableRowColor"> 155<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> 156<CODE> int</CODE></FONT></TD> 157<TD><CODE><B><A HREF="/com/sleepycat/db/CompactStats.html#getPagesTruncated()">getPagesTruncated</A></B>()</CODE> 158 159<BR> 160 Return the the number of database pages returned 161 to the filesystem.</TD> 162</TR> 163<TR BGCOLOR="white" CLASS="TableRowColor"> 164<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> 165<CODE> <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A></CODE></FONT></TD> 166<TD><CODE><B><A HREF="/com/sleepycat/db/CompactStats.html#toString()">toString</A></B>()</CODE> 167 168<BR> 169 For convenience, the CompactStats class has a toString method that lists 170 all the data fields.</TD> 171</TR> 172</TABLE> 173 <A NAME="methods_inherited_from_class_java.lang.Object"><!-- --></A> 174<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> 175<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"> 176<TH ALIGN="left"><B>Methods inherited from class java.lang.<A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A></B></TH> 177</TR> 178<TR BGCOLOR="white" CLASS="TableRowColor"> 179<TD><CODE><A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html#clone()" title="class or interface in java.lang">clone</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html#equals(java.lang.Object)" title="class or interface in java.lang">equals</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html#finalize()" title="class or interface in java.lang">finalize</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html#getClass()" title="class or interface in java.lang">getClass</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html#hashCode()" title="class or interface in java.lang">hashCode</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html#notify()" title="class or interface in java.lang">notify</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html#notifyAll()" title="class or interface in java.lang">notifyAll</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html#wait()" title="class or interface in java.lang">wait</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html#wait(long)" title="class or interface in java.lang">wait</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html#wait(long, int)" title="class or interface in java.lang">wait</A></CODE></TD> 180</TR> 181</TABLE> 182 183<P> 184 185<!-- ============ METHOD DETAIL ========== --> 186 187<A NAME="method_detail"><!-- --></A> 188<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> 189<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"> 190<TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2"> 191<B>Method Detail</B></FONT></TH> 192</TR> 193</TABLE> 194 195<A NAME="getPagesFree()"><!-- --></A><H3> 196getPagesFree</H3> 197<PRE> 198public int <B>getPagesFree</B>()</PRE> 199<DL> 200<DD>Return the the number of database pages free during 201 the compaction phase. 202<p> 203This method may be called at any time during the life of the application. 204<p> 205<P> 206<DD><DL> 207 208<DT><B>Returns:</B><DD>The the number of database pages free during 209 the compaction phase.</DL> 210</DD> 211</DL> 212<HR> 213 214<A NAME="getPagesExamine()"><!-- --></A><H3> 215getPagesExamine</H3> 216<PRE> 217public int <B>getPagesExamine</B>()</PRE> 218<DL> 219<DD>Return the the number of database pages reviewed 220 during the compaction phase. 221<p> 222This method may be called at any time during the life of the application. 223<p> 224<P> 225<DD><DL> 226 227<DT><B>Returns:</B><DD>The the number of database pages reviewed 228 during the compaction phase.</DL> 229</DD> 230</DL> 231<HR> 232 233<A NAME="getLevels()"><!-- --></A><H3> 234getLevels</H3> 235<PRE> 236public int <B>getLevels</B>()</PRE> 237<DL> 238<DD>Return the the number of levels removed from the 239 Btree or Recno database during the compaction phase. 240<p> 241This method may be called at any time during the life of the application. 242<p> 243<P> 244<DD><DL> 245 246<DT><B>Returns:</B><DD>The the number of levels removed from the 247 Btree or Recno database during the compaction phase.</DL> 248</DD> 249</DL> 250<HR> 251 252<A NAME="getDeadlock()"><!-- --></A><H3> 253getDeadlock</H3> 254<PRE> 255public int <B>getDeadlock</B>()</PRE> 256<DL> 257<DD>Return the if no transaction parameter was specified to 258 <A HREF="/com/sleepycat/db/Database.html#compact(com.sleepycat.db.Transaction, com.sleepycat.db.DatabaseEntry, com.sleepycat.db.DatabaseEntry, com.sleepycat.db.DatabaseEntry, com.sleepycat.db.CompactConfig)"><CODE>Database.compact(com.sleepycat.db.Transaction, com.sleepycat.db.DatabaseEntry, com.sleepycat.db.DatabaseEntry, com.sleepycat.db.DatabaseEntry, com.sleepycat.db.CompactConfig)</CODE></A>, the number of deadlocks 259 which occurred.. 260<p> 261This method may be called at any time during the life of the application. 262<p> 263<P> 264<DD><DL> 265 266<DT><B>Returns:</B><DD>The if no transaction parameter was specified to 267 <A HREF="/com/sleepycat/db/Database.html#compact(com.sleepycat.db.Transaction, com.sleepycat.db.DatabaseEntry, com.sleepycat.db.DatabaseEntry, com.sleepycat.db.DatabaseEntry, com.sleepycat.db.CompactConfig)"><CODE>Database.compact(com.sleepycat.db.Transaction, com.sleepycat.db.DatabaseEntry, com.sleepycat.db.DatabaseEntry, com.sleepycat.db.DatabaseEntry, com.sleepycat.db.CompactConfig)</CODE></A>, the number of deadlocks 268 which occurred..</DL> 269</DD> 270</DL> 271<HR> 272 273<A NAME="getPagesTruncated()"><!-- --></A><H3> 274getPagesTruncated</H3> 275<PRE> 276public int <B>getPagesTruncated</B>()</PRE> 277<DL> 278<DD>Return the the number of database pages returned 279 to the filesystem. 280<p> 281This method may be called at any time during the life of the application. 282<p> 283<P> 284<DD><DL> 285 286<DT><B>Returns:</B><DD>The the number of database pages returned 287 to the filesystem.</DL> 288</DD> 289</DL> 290<HR> 291 292<A NAME="toString()"><!-- --></A><H3> 293toString</H3> 294<PRE> 295public <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A> <B>toString</B>()</PRE> 296<DL> 297<DD>For convenience, the CompactStats class has a toString method that lists 298 all the data fields. 299<P> 300<DD><DL> 301<DT><B>Overrides:</B><DD><CODE><A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html#toString()" title="class or interface in java.lang">toString</A></CODE> in class <CODE><A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A></CODE></DL> 302</DD> 303<DD><DL> 304</DL> 305</DD> 306</DL> 307<!-- ========= END OF CLASS DATA ========= --> 308<HR> 309 310 311<!-- ======= START OF BOTTOM NAVBAR ====== --> 312<A NAME="navbar_bottom"><!-- --></A> 313<A HREF="#skip-navbar_bottom" title="Skip navigation links"></A> 314<TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0" SUMMARY=""> 315<TR> 316<TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> 317<A NAME="navbar_bottom_firstrow"><!-- --></A> 318<TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3" SUMMARY=""> 319 <TR ALIGN="center" VALIGN="top"> 320 <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="/overview-summary.html"><FONT CLASS="NavBarFont1"><B>Overview</B></FONT></A> </TD> 321 <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-summary.html"><FONT CLASS="NavBarFont1"><B>Package</B></FONT></A> </TD> 322 <TD BGCOLOR="#FFFFFF" CLASS="NavBarCell1Rev"> <FONT CLASS="NavBarFont1Rev"><B>Class</B></FONT> </TD> 323 <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="class-use/CompactStats.html"><FONT CLASS="NavBarFont1"><B>Use</B></FONT></A> </TD> 324 <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A 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