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performance

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This commit is contained in:
Arndt 2016-09-10 16:03:15 +02:00
parent 9d00b0181e
commit 448bb11ad4
13 changed files with 204 additions and 125 deletions
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80
brouter-codec/src/main/java/btools/codec/MicroCache.java
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@ -135,47 +135,51 @@ public class MicroCache extends ByteDataWriter
return n > 0 ? fapos[n - 1] & 0x7fffffff : 0;
}
public final void collect( int threshold )
public final int collect( int threshold )
{
if ( delcount > threshold )
if ( delcount <= threshold )
{
virgin = false;
int nsize = size - delcount;
if ( nsize == 0 )
{
faid = null;
fapos = null;
}
else
{
int[] nfaid = new int[nsize];
int[] nfapos = new int[nsize];
int idx = 0;
byte[] nab = new byte[ab.length - delbytes];
int nab_off = 0;
for ( int i = 0; i < size; i++ )
{
int pos = fapos[i];
if ( ( pos & 0x80000000 ) == 0 )
{
int start = startPos( i );
int end = fapos[i];
int len = end - start;
System.arraycopy( ab, start, nab, nab_off, len );
nfaid[idx] = faid[i];
nab_off += len;
nfapos[idx] = nab_off;
idx++;
}
}
faid = nfaid;
fapos = nfapos;
ab = nab;
}
init( nsize );
return 0;
}
virgin = false;
int nsize = size - delcount;
if ( nsize == 0 )
{
faid = null;
fapos = null;
}
else
{
int[] nfaid = new int[nsize];
int[] nfapos = new int[nsize];
int idx = 0;
byte[] nab = new byte[ab.length - delbytes];
int nab_off = 0;
for ( int i = 0; i < size; i++ )
{
int pos = fapos[i];
if ( ( pos & 0x80000000 ) == 0 )
{
int start = startPos( i );
int end = fapos[i];
int len = end - start;
System.arraycopy( ab, start, nab, nab_off, len );
nfaid[idx] = faid[i];
nab_off += len;
nfapos[idx] = nab_off;
idx++;
}
}
faid = nfaid;
fapos = nfapos;
ab = nab;
}
int deleted = delbytes;
init( nsize );
return deleted;
}
public final void unGhost()