Fixing problems in the database unit testing environment with Acorn

[simantics/platform.git] / bundles / org.simantics.acorn / src / org / simantics / acorn / lru / ClusterStreamChunk.java

diff --git a/bundles/org.simantics.acorn/src/org/simantics/acorn/lru/ClusterStreamChunk.java b/bundles/org.simantics.acorn/src/org/simantics/acorn/lru/ClusterStreamChunk.java
index 23cbfb1ce9cf2cbd1c8871e25dcc3216b2594aa0..3fa5e327f918b039c0ddb0dc9adea85b1a3999ff 100644 (file)
--- a/bundles/org.simantics.acorn/src/org/simantics/acorn/lru/ClusterStreamChunk.java
+++ b/bundles/org.simantics.acorn/src/org/simantics/acorn/lru/ClusterStreamChunk.java
@@ -7,18 +7,22 @@ import java.util.ArrayList;
 
 import org.simantics.acorn.ClusterManager;
 import org.simantics.acorn.Persistable;
-import org.simantics.acorn.internal.ClusterChange;
+import org.simantics.acorn.exception.AcornAccessVerificationException;
+import org.simantics.acorn.exception.IllegalAcornStateException;
 import org.simantics.acorn.internal.UndoClusterUpdateProcessor;
 import org.simantics.compressions.CompressionCodec;
 import org.simantics.compressions.Compressions;
 import org.simantics.db.exception.DatabaseException;
 import org.simantics.db.service.Bytes;
 import org.simantics.utils.datastructures.Pair;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 import gnu.trove.list.array.TByteArrayList;
 
 public class ClusterStreamChunk extends LRUObject<String, ClusterStreamChunk> implements Persistable {
 
+    private static final Logger LOGGER = LoggerFactory.getLogger(ClusterStreamChunk.class);
        // 500KB is a fine chunk
        private static int MAX_CHUNK_SIZE = 500*1024;
 
@@ -31,15 +35,15 @@ public class ClusterStreamChunk extends LRUObject<String, ClusterStreamChunk> im
        public ArrayList<ClusterUpdateOperation> operations = new ArrayList<ClusterUpdateOperation>();
        
        // Stub
-       public ClusterStreamChunk(ClusterManager manager, LRU<String, ClusterStreamChunk> LRU, Path readDir, String id, int offset, int length) {
-               super(LRU, id, readDir, "clusterStream", offset, length, false, false);
+       public ClusterStreamChunk(ClusterManager manager, LRU<String, ClusterStreamChunk> LRU, Path readDir, String id, int offset, int length) throws AcornAccessVerificationException {
+               super(LRU, manager.getFileCache(), id, readDir, "clusterStream", offset, length, false, false);
                this.manager = manager;
                LRU.map(this);
        }
        
        // Creation
-       public ClusterStreamChunk(ClusterManager manager, LRU<String, ClusterStreamChunk> LRU, String id) {
-               super(LRU, id, LRU.getDirectory(), "clusterStream", true, true);
+       public ClusterStreamChunk(ClusterManager manager, LRU<String, ClusterStreamChunk> LRU, String id) throws AcornAccessVerificationException {
+               super(LRU, manager.getFileCache(), id, LRU.getDirectory(), "clusterStream", true, true);
                this.manager = manager;
                LRU.insert(this, accessTime);
        }
@@ -51,12 +55,10 @@ public class ClusterStreamChunk extends LRUObject<String, ClusterStreamChunk> im
                makeResident(true);
 
                ClusterUpdateOperation op = operations.get(chunkOffset);
-               if(op == null) throw new IllegalStateException("Cluster Update Operation " + ccsId + " was not found.");
-               if(op.ccs == null) throw new IllegalStateException("Cluster ChangeSet " + ccsId + " was not found.");
+               if(op == null) throw new IllegalAcornStateException("Cluster Update Operation " + ccsId + " was not found.");
+               if(op.ccs == null) throw new IllegalAcornStateException("Cluster ChangeSet " + ccsId + " was not found.");
 
                UndoClusterUpdateProcessor proc = new UndoClusterUpdateProcessor(clusters, this, op.ccs);
-               if(proc.version != ClusterChange.VERSION)
-                       return null;
 
                // This cluster and CCS can still be under preparation => wait
                clusters.clusterLRU.ensureUpdates(proc.getClusterUID());
@@ -69,9 +71,9 @@ public class ClusterStreamChunk extends LRUObject<String, ClusterStreamChunk> im
                
        }
        
-       public void addOperation(ClusterUpdateOperation op) {
+       public void addOperation(ClusterUpdateOperation op) throws IllegalAcornStateException {
                if(committed)
-                       throw new IllegalStateException();
+                       throw new IllegalAcornStateException("Cannot add operation " + op + " to " + this + " if commited == true");
                operations.add(op);
                size += op.data.length;
 //             if(isCommitted()) {
@@ -93,7 +95,7 @@ public class ClusterStreamChunk extends LRUObject<String, ClusterStreamChunk> im
        }
        
        @Override
-       public boolean canBePersisted() {
+       public boolean canBePersisted() throws AcornAccessVerificationException {
                if(!super.canBePersisted()) return false;
                if(!isCommitted()) return false;
                for(ClusterUpdateOperation op : operations) {
@@ -213,7 +215,7 @@ public class ClusterStreamChunk extends LRUObject<String, ClusterStreamChunk> im
        private static StreamDecompressor decompressor = new StreamDecompressor();
        
        @Override
-       public void fromFile(byte[] data_) {
+       public void fromFile(byte[] data_) throws IllegalAcornStateException, AcornAccessVerificationException {
 
                try {
                        
@@ -271,17 +273,13 @@ public class ClusterStreamChunk extends LRUObject<String, ClusterStreamChunk> im
                                        }
 
                                }
-                               
                                operations.add(op);
-                               
                        }
-                       
                } catch (IOException e) {
-                       
-                       throw new IllegalStateException(e);
-                       
-               }
-               
+                       throw new IllegalAcornStateException(e);
+               } catch (IllegalAcornStateException | AcornAccessVerificationException e) {
+            throw e;
+        }
        }
 
        @Override
@@ -298,5 +296,9 @@ public class ClusterStreamChunk extends LRUObject<String, ClusterStreamChunk> im
        protected boolean overwrite() {
                return false;
        }
-       
+
+       @Override
+       public Logger getLogger() {
+           return LOGGER;
+       }
 }
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