asmuts 2004/07/12 19:14:36
Modified: src/test/org/apache/jcs/access TestCacheAccess.java
Log:
Added gc for debugging memory problems.
Added a random method. Can call the tester with "random 10000 100000" to make
100000 asorted calls against the cache with a key range up to 10000.
Revision Changes Path
1.9 +78 -2
jakarta-turbine-jcs/src/test/org/apache/jcs/access/TestCacheAccess.java
Index: TestCacheAccess.java
===================================================================
RCS file:
/home/cvs/jakarta-turbine-jcs/src/test/org/apache/jcs/access/TestCacheAccess.java,v
retrieving revision 1.8
retrieving revision 1.9
diff -u -r1.8 -r1.9
--- TestCacheAccess.java 10 Jul 2004 03:51:20 -0000 1.8
+++ TestCacheAccess.java 13 Jul 2004 02:14:36 -0000 1.9
@@ -21,6 +21,7 @@
import java.util.StringTokenizer;
import java.util.Iterator;
+import java.util.Random;
import org.apache.jcs.engine.behavior.IElementAttributes;
import org.apache.jcs.engine.ElementAttributes;
@@ -650,9 +651,50 @@
p( cache.getMemoryCache().getStats() );
p( "HitCountRam = " + cache.getHitCountRam() );
p( "HitCountAux = " + cache.getHitCountAux() );
- }
+ }
+ else
+ if ( message.startsWith( "gc" ) )
+ {
+ System.gc();
+ p( "Called system.gc()");
+ }
+ else
+ if ( message.startsWith( "random" ) )
+ {
+ String numS = message.substring( message.indexOf( " " ) + 1,
+ message.length() );
+ //p( numS );
+
+ String numS2 = numS.substring( 0, numS.indexOf( " " ) );
+ //p( numS2 );
+
+ String numS3 = numS.substring( numS.indexOf( " " ) + 1,
+ numS.length() );
+ //p( numS3 );
+
+ int range = 0;
+ int numOps = 0;
+ try
+ {
+ range = Integer.parseInt( numS2.trim() );
+ numOps = Integer.parseInt( numS3.trim() );
+ }
+ catch ( Exception e )
+ {
+ p( "usage: random range numOps" );
+ p( "ex. random 100 1000" );
+ }
+ if ( numS == null )
+ {
+ p( "usage: random range numOps" );
+ p( "ex. random 100 1000" );
+ }
+ else
+ {
+ random(range, numOps);
+ }
+ }
}
-
}
catch ( Exception e )
{
@@ -672,6 +714,39 @@
// end main
+ public static void random( int range, int numOps ) {
+ boolean show = true;
+ try {
+ for ( int i = 0; i < numOps; i++ ) {
+ Random ran = new Random(i);
+ int n = ran.nextInt(4);
+ int kn = ran.nextInt(range);
+ String key = "key" + kn;
+ if ( n == 1 ) {
+ cache_control.put( key, "data" + i + " junk asdfffffffadfasdfasf " + kn +
":" + n );
+ p("put " + key);
+ } else if ( n == 2 ) {
+ cache_control.remove(key);
+ p("removed " + key);
+ } else {
+ // slightly greater chance of get
+ Object obj = cache_control.get( key );
+ if ( show && obj != null )
+ {
+ p( obj.toString() );
+ }
+ }
+ }
+ p( "Finished random cycle of " + numOps );
+ }
+ catch ( Exception e )
+ {
+ p( e.toString() );
+ e.printStackTrace( System.out );
+ }
+ }
+
+
/** Description of the Method */
public static void p( String s )
{
@@ -699,6 +774,7 @@
p( "type 'stats' to get stats" );
p( "type 'deattr' to get teh default element attributes" );
p( "type 'cloneattr num' to clone attr" );
+ p( "type 'random range numOps' to put, get, and remove randomly" );
// p( "type 'removeLateralDirect key' to remove lateral" );
p( "type 'switch number' to switch to testCache[number], 1 == testCache1" );
p( "type 'help' for commands" );
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