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LUCENE-6025: Give AbstractPagedMutable the accountable interface 

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1634585 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Robert Muir 2014-10-27 16:30:45 +00:00
parent b422645bde
commit 3dfb984bc7
1 changed files with 10 additions and 2 deletions
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12
lucene/core/src/java/org/apache/lucene/util/packed/AbstractPagedMutable.java
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@ -20,6 +20,9 @@ package org.apache.lucene.util.packed;
import static org.apache.lucene.util.packed.PackedInts.checkBlockSize;
import static org.apache.lucene.util.packed.PackedInts.numBlocks;
import java.util.Collections;
import org.apache.lucene.util.Accountable;
import org.apache.lucene.util.ArrayUtil;
import org.apache.lucene.util.LongValues;
import org.apache.lucene.util.RamUsageEstimator;
@ -28,7 +31,7 @@ import org.apache.lucene.util.RamUsageEstimator;
* Base implementation for {@link PagedMutable} and {@link PagedGrowableWriter}.
* @lucene.internal
*/
abstract class AbstractPagedMutable<T extends AbstractPagedMutable<T>> extends LongValues {
abstract class AbstractPagedMutable<T extends AbstractPagedMutable<T>> extends LongValues implements Accountable {
static final int MIN_BLOCK_SIZE = 1 << 6;
static final int MAX_BLOCK_SIZE = 1 << 30;
@ -104,7 +107,7 @@ abstract class AbstractPagedMutable<T extends AbstractPagedMutable<T>> extends L
+ 3 * RamUsageEstimator.NUM_BYTES_INT;
}
/** Return the number of bytes used by this object. */
@Override
public long ramBytesUsed() {
long bytesUsed = RamUsageEstimator.alignObjectSize(baseRamBytesUsed());
bytesUsed += RamUsageEstimator.alignObjectSize(RamUsageEstimator.shallowSizeOf(subMutables));
@ -114,6 +117,11 @@ abstract class AbstractPagedMutable<T extends AbstractPagedMutable<T>> extends L
return bytesUsed;
}
@Override
public Iterable<? extends Accountable> getChildResources() {
return Collections.emptyList();
}
protected abstract T newUnfilledCopy(long newSize);
/** Create a new copy of size <code>newSize</code> based on the content of