refactoring

other/java/hdfs/src/main/java/seaweed/hdfs/ByteBufferOutputStream.java

@@ -0,0 +1,21 @@
+package seaweed.hdfs;
+
+import java.io.IOException;
+import java.io.OutputStream;
+import java.nio.ByteBuffer;
+
+public class ByteBufferOutputStream extends OutputStream {
+    private final ByteBuffer buf;
+
+    public ByteBufferOutputStream(ByteBuffer buf) {
+        this.buf = buf;
+    }
+
+    public void write(int b) throws IOException {
+        this.buf.put((byte)b);
+    }
+
+    public void write(byte[] b, int off, int len) throws IOException {
+        this.buf.put(b, off, len);
+    }
+}

other/java/hdfs/src/main/java/seaweed/hdfs/SeaweedOutputStream.java

@@ -24,6 +24,8 @@ import java.util.concurrent.LinkedBlockingQueue;
 import java.util.concurrent.ThreadPoolExecutor;
 import java.util.concurrent.TimeUnit;
 
+import static seaweed.hdfs.SeaweedFileSystemStore.getParentDirectory;
+
 public class SeaweedOutputStream extends OutputStream implements Syncable, StreamCapabilities {
 
     private static final Logger LOG = LoggerFactory.getLogger(SeaweedOutputStream.class);
@@ -79,7 +81,7 @@ public class SeaweedOutputStream extends OutputStream implements Syncable, Strea
         LOG.debug("SeaweedWrite.writeMeta path: {} entry:{}", path, entry);
 
         try {
-            SeaweedWrite.writeMeta(filerGrpcClient, path, entry);
+            SeaweedWrite.writeMeta(filerGrpcClient, getParentDirectory(path), entry);
         } catch (Exception ex) {
             throw new IOException(ex);
         }

other/java/hdfs/src/main/java/seaweed/hdfs/SeaweedRead.java

@@ -1,14 +1,11 @@
 package seaweed.hdfs;
 
-import org.apache.hadoop.hdfs.util.ByteBufferOutputStream;
 import org.apache.http.HttpEntity;
 import org.apache.http.HttpHeaders;
 import org.apache.http.HttpResponse;
 import org.apache.http.client.HttpClient;
 import org.apache.http.client.methods.HttpGet;
 import org.apache.http.impl.client.HttpClientBuilder;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
 import seaweedfs.client.FilerGrpcClient;
 import seaweedfs.client.FilerProto;
 
@@ -23,7 +20,7 @@ import java.util.Map;
 
 public class SeaweedRead {
 
-    private static final Logger LOG = LoggerFactory.getLogger(SeaweedRead.class);
+    // private static final Logger LOG = LoggerFactory.getLogger(SeaweedRead.class);
 
     // returns bytesRead
     public static long read(FilerGrpcClient filerGrpcClient, List<VisibleInterval> visibleIntervals,
@@ -81,7 +78,7 @@ public class SeaweedRead {
             int len = (int) (chunkView.logicOffset - position + chunkView.size);
             OutputStream outputStream = new ByteBufferOutputStream(ByteBuffer.wrap(buffer, startOffset, len));
             entity.writeTo(outputStream);
-            LOG.debug("* read chunkView:{} startOffset:{} length:{}", chunkView, startOffset, len);
+            // LOG.debug("* read chunkView:{} startOffset:{} length:{}", chunkView, startOffset, len);
 
             return len;
 

other/java/hdfs/src/main/java/seaweed/hdfs/SeaweedWrite.java

@@ -1,6 +1,5 @@
 package seaweed.hdfs;
 
-import org.apache.hadoop.fs.Path;
 import org.apache.http.HttpResponse;
 import org.apache.http.client.methods.HttpPost;
 import org.apache.http.entity.mime.HttpMultipartMode;
@@ -14,8 +13,6 @@ import java.io.ByteArrayInputStream;
 import java.io.IOException;
 import java.io.InputStream;
 
-import static seaweed.hdfs.SeaweedFileSystemStore.getParentDirectory;
-
 public class SeaweedWrite {
 
     public static void writeData(FilerProto.Entry.Builder entry,
@@ -49,10 +46,10 @@ public class SeaweedWrite {
     }
 
     public static void writeMeta(final FilerGrpcClient filerGrpcClient,
-                                 final Path path, final FilerProto.Entry.Builder entry) {
+                                 final String parentDirectory, final FilerProto.Entry.Builder entry) {
         filerGrpcClient.getBlockingStub().createEntry(
             FilerProto.CreateEntryRequest.newBuilder()
-                .setDirectory(getParentDirectory(path))
+                .setDirectory(parentDirectory)
                 .setEntry(entry)
                 .build()
         );

other/java/hdfs/src/test/java/seaweed/hdfs/SeaweedReadTest.java

@@ -1,7 +1,6 @@
-package seaweedfs.hdfs;
+package seaweed.hdfs;
 
 import org.junit.Test;
-import seaweed.hdfs.SeaweedRead;
 import seaweedfs.client.FilerProto;
 
 import java.util.ArrayList;