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Code Issues Wiki Activity

Cosmetics.

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This commit is contained in:
Sergey Prigogin 2015-06-30 14:11:00 -07:00
parent da940895a7
commit 6c203657df
1 changed files with 9 additions and 6 deletions
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15
core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/pdom/indexer/FileExistsCache.java
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@ -25,9 +25,9 @@ import org.eclipse.core.filesystem.IFileStore;
import org.eclipse.core.runtime.CoreException; import org.eclipse.core.runtime.CoreException;
/** /**
* A cache for checking whether a file exists. The cache shall be used for a limited amount of time, only (e.g. one * A cache for checking whether a file exists. The cache shall be used for a limited amount of time,
* indexer task). It uses as much memory as it needs. To protect against OutOfMemory situations, a soft reference is * only (e.g. one indexer task). It uses as much memory as it needs. To protect against OutOfMemory
* used. * situations, a soft reference is used.
* @since 5.0 * @since 5.0
*/ */
public final class FileExistsCache { public final class FileExistsCache {
@ -48,7 +48,9 @@ public final class FileExistsCache {
public FileExistsCache(boolean caseInsensitive) { public FileExistsCache(boolean caseInsensitive) {
fCaseInSensitive= caseInsensitive; fCaseInSensitive= caseInsensitive;
fCache= new SoftReference<Map<String, Content>>(new HashMap<String, Content>()); // before running out of memory the entire map will be thrown away. Map<String, Content> cache = new HashMap<>();
// Before running out of memory the entire map will be thrown away.
fCache= new SoftReference<>(cache);
} }
public boolean isFile(String path) { public boolean isFile(String path) {
@ -132,8 +134,9 @@ public final class FileExistsCache {
private Map<String, Content> getExistsCache() { private Map<String, Content> getExistsCache() {
Map<String, Content> cache= fCache.get(); Map<String, Content> cache= fCache.get();
if (cache == null) { if (cache == null) {
cache= new HashMap<String, Content>(); cache= new HashMap<>();
fCache= new SoftReference<Map<String, Content>>(cache); // before running out of memory the entire map will be thrown away. // Before running out of memory the entire map will be thrown away.
fCache= new SoftReference<>(cache);
} }
return cache; return cache;
} }