Author: reschke Date: Fri Mar 13 16:09:51 2015 New Revision: 1666495 URL: http://svn.apache.org/r1666495 Log: OAK-1266 - fix FindBug detected issues, remove unused imports
Modified: jackrabbit/oak/branches/1.0/ (props changed) jackrabbit/oak/branches/1.0/oak-core/src/main/java/org/apache/jackrabbit/oak/plugins/document/rdb/RDBBlobStore.java jackrabbit/oak/branches/1.0/oak-core/src/main/java/org/apache/jackrabbit/oak/plugins/document/rdb/RDBDataSourceFactory.java jackrabbit/oak/branches/1.0/oak-core/src/main/java/org/apache/jackrabbit/oak/plugins/document/rdb/RDBDocumentSerializer.java jackrabbit/oak/branches/1.0/oak-core/src/main/java/org/apache/jackrabbit/oak/plugins/document/rdb/RDBDocumentStore.java Propchange: jackrabbit/oak/branches/1.0/ ------------------------------------------------------------------------------ --- svn:mergeinfo (original) +++ svn:mergeinfo Fri Mar 13 16:09:51 2015 @@ -1,2 +1,2 @@ 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jackrabbit/oak/branches/1.0/oak-core/src/main/java/org/apache/jackrabbit/oak/plugins/document/rdb/RDBBlobStore.java (original) +++ jackrabbit/oak/branches/1.0/oak-core/src/main/java/org/apache/jackrabbit/oak/plugins/document/rdb/RDBBlobStore.java Fri Mar 13 16:09:51 2015 @@ -38,8 +38,6 @@ import javax.sql.DataSource; import org.apache.jackrabbit.oak.commons.StringUtils; import org.apache.jackrabbit.oak.plugins.blob.CachingBlobStore; import org.apache.jackrabbit.oak.plugins.document.DocumentStoreException; -import org.apache.jackrabbit.oak.plugins.document.rdb.RDBDocumentStore.DB; -import org.apache.jackrabbit.oak.plugins.document.rdb.RDBDocumentStore.FETCHFIRSTSYNTAX; import org.apache.jackrabbit.oak.spi.blob.AbstractBlobStore; import org.slf4j.Logger; import org.slf4j.LoggerFactory; Modified: jackrabbit/oak/branches/1.0/oak-core/src/main/java/org/apache/jackrabbit/oak/plugins/document/rdb/RDBDataSourceFactory.java URL: http://svn.apache.org/viewvc/jackrabbit/oak/branches/1.0/oak-core/src/main/java/org/apache/jackrabbit/oak/plugins/document/rdb/RDBDataSourceFactory.java?rev=1666495&r1=1666494&r2=1666495&view=diff ============================================================================== --- jackrabbit/oak/branches/1.0/oak-core/src/main/java/org/apache/jackrabbit/oak/plugins/document/rdb/RDBDataSourceFactory.java (original) +++ jackrabbit/oak/branches/1.0/oak-core/src/main/java/org/apache/jackrabbit/oak/plugins/document/rdb/RDBDataSourceFactory.java Fri Mar 13 16:09:51 2015 @@ -24,7 +24,6 @@ import java.sql.Driver; import java.sql.DriverManager; import java.sql.SQLException; import java.sql.SQLFeatureNotSupportedException; -import java.util.Locale; import java.util.logging.Logger; import javax.sql.DataSource; Modified: jackrabbit/oak/branches/1.0/oak-core/src/main/java/org/apache/jackrabbit/oak/plugins/document/rdb/RDBDocumentSerializer.java URL: http://svn.apache.org/viewvc/jackrabbit/oak/branches/1.0/oak-core/src/main/java/org/apache/jackrabbit/oak/plugins/document/rdb/RDBDocumentSerializer.java?rev=1666495&r1=1666494&r2=1666495&view=diff ============================================================================== --- jackrabbit/oak/branches/1.0/oak-core/src/main/java/org/apache/jackrabbit/oak/plugins/document/rdb/RDBDocumentSerializer.java (original) +++ jackrabbit/oak/branches/1.0/oak-core/src/main/java/org/apache/jackrabbit/oak/plugins/document/rdb/RDBDocumentSerializer.java Fri Mar 13 16:09:51 2015 @@ -27,6 +27,7 @@ import java.util.TreeMap; import java.util.zip.GZIPInputStream; import javax.annotation.Nonnull; +import javax.annotation.Nullable; import org.apache.commons.io.IOUtils; import org.apache.jackrabbit.oak.commons.json.JsopBuilder; @@ -122,8 +123,9 @@ public class RDBDocumentSerializer { } appendString(sb, key.getName()); sb.append(","); - if (key.getRevision() != null) { - appendString(sb, key.getRevision().toString()); + Revision rev = key.getRevision(); + if (rev != null) { + appendString(sb, rev.toString()); sb.append(","); } appendValue(sb, op.value); @@ -226,7 +228,7 @@ public class RDBDocumentSerializer { if (!blobInUse) { throw new DocumentStoreException("did not expect \"blob\" here: " + row.getData()); } - if (!json.getToken().equals("blob")) { + if (!"blob".equals(json.getToken())) { throw new DocumentStoreException("expected string literal \"blob\""); } } else { @@ -329,7 +331,7 @@ public class RDBDocumentSerializer { } } - @Nonnull + @Nullable private static Object readValueFromJson(@Nonnull JsopTokenizer json) { switch (json.read()) { case JsopReader.NULL: @@ -349,6 +351,9 @@ public class RDBDocumentSerializer { break; } String k = json.readString(); + if (k == null) { + throw new IllegalArgumentException("unexpected null revision"); + } json.read(':'); map.put(Revision.fromString(k), readValueFromJson(json)); json.matches(','); Modified: jackrabbit/oak/branches/1.0/oak-core/src/main/java/org/apache/jackrabbit/oak/plugins/document/rdb/RDBDocumentStore.java URL: http://svn.apache.org/viewvc/jackrabbit/oak/branches/1.0/oak-core/src/main/java/org/apache/jackrabbit/oak/plugins/document/rdb/RDBDocumentStore.java?rev=1666495&r1=1666494&r2=1666495&view=diff ============================================================================== --- jackrabbit/oak/branches/1.0/oak-core/src/main/java/org/apache/jackrabbit/oak/plugins/document/rdb/RDBDocumentStore.java (original) +++ jackrabbit/oak/branches/1.0/oak-core/src/main/java/org/apache/jackrabbit/oak/plugins/document/rdb/RDBDocumentStore.java Fri Mar 13 16:09:51 2015 @@ -49,6 +49,7 @@ import javax.annotation.CheckForNull; import javax.annotation.Nonnull; import javax.sql.DataSource; + import org.apache.jackrabbit.oak.cache.CacheStats; import org.apache.jackrabbit.oak.cache.CacheValue; import org.apache.jackrabbit.oak.plugins.document.Collection; @@ -833,13 +834,13 @@ public class RDBDocumentStore implements int retries = maxRetries; while (!success && retries > 0) { - long lastmodcount = (Long) oldDoc.get(MODCOUNT); + long lastmodcount = modcountOf(oldDoc); success = updateDocument(collection, doc, update, lastmodcount); if (!success) { retries -= 1; oldDoc = readDocumentCached(collection, update.getId(), Integer.MAX_VALUE); if (oldDoc != null) { - long newmodcount = (Long) oldDoc.get(MODCOUNT); + long newmodcount = modcountOf(oldDoc); if (lastmodcount == newmodcount) { // cached copy did not change so it probably was // updated by a different instance, get a fresh one @@ -924,14 +925,16 @@ public class RDBDocumentStore implements } if (success) { for (Entry<String, NodeDocument> entry : cachedDocs.entrySet()) { - if (entry.getValue() == null) { + T oldDoc = (T) (entry.getValue()); + if (oldDoc == null) { // make sure concurrently loaded document is // invalidated nodesCache.invalidate(new StringValue(entry.getKey())); } else { - T oldDoc = (T) (entry.getValue()); - T newDoc = applyChanges(collection, (T) (entry.getValue()), update, true); - applyToCache((NodeDocument) oldDoc, (NodeDocument) newDoc); + T newDoc = applyChanges(collection, oldDoc, update, true); + if (newDoc != null) { + applyToCache((NodeDocument) oldDoc, (NodeDocument) newDoc); + } } } } else { @@ -998,8 +1001,8 @@ public class RDBDocumentStore implements String tableName = getTable(collection); try { long lastmodcount = -1; - if (cachedDoc != null && cachedDoc.getModCount() != null) { - lastmodcount = cachedDoc.getModCount().longValue(); + if (cachedDoc != null) { + lastmodcount = modcountOf(cachedDoc); } connection = this.ch.getROConnection(); RDBRow row = dbRead(connection, tableName, id, lastmodcount); @@ -1570,6 +1573,20 @@ public class RDBDocumentStore implements return doc == null ? NodeDocument.NULL : doc; } + @Nonnull + private static String idOf(@Nonnull Document doc) { + String id = doc.getId(); + if (id == null) { + throw new IllegalArgumentException("non-null ID expected"); + } + return id; + } + + private static long modcountOf(@Nonnull Document doc) { + Number n = doc.getModCount(); + return n != null ? n.longValue() : -1; + } + /** * Adds a document to the {@link #nodesCache} iff there is no document in * the cache with the document key. This method does not acquire a lock from @@ -1592,7 +1609,7 @@ public class RDBDocumentStore implements // meantime. That is, use get() with a Callable, // which is only used when the document isn't there try { - CacheValue key = new StringValue(doc.getId()); + CacheValue key = new StringValue(idOf(doc)); for (;;) { NodeDocument cached = nodesCache.get(key, new Callable<NodeDocument>() { @Override @@ -1624,7 +1641,7 @@ public class RDBDocumentStore implements // loading it into the cache -> return now return; } else { - CacheValue key = new StringValue(newDoc.getId()); + CacheValue key = new StringValue(idOf(newDoc)); // this is an update (oldDoc != null) if (Objects.equal(cached.getModCount(), oldDoc.getModCount())) { nodesCache.put(key, newDoc); @@ -1641,7 +1658,7 @@ public class RDBDocumentStore implements private <T extends Document> void addToCache(Collection<T> collection, T doc) { if (collection == Collection.NODES) { - Lock lock = getAndLock(doc.getId()); + Lock lock = getAndLock(idOf(doc)); try { addToCache((NodeDocument) doc); } finally {