java: resolve parent directory if started with seaweedfs://

other/java/client/src/main/java/seaweedfs/client/SeaweedOutputStream.java

@@ -84,6 +84,11 @@ public class SeaweedOutputStream extends OutputStream {
     }
 
     public static String getParentDirectory(String path) {
+        int protoIndex = path.indexOf("://");
+        if (protoIndex >= 0) {
+            int pathStart = path.indexOf("/", protoIndex+3);
+            path = path.substring(pathStart);
+        }
         if (path.equals("/")) {
             return path;
         }

other/java/examples/src/main/java/com/seaweedfs/examples/HdfsCopyFile.java

@@ -0,0 +1,25 @@
+package com.seaweedfs.examples;
+
+import org.apache.hadoop.conf.Configuration;
+import org.apache.hadoop.fs.FileSystem;
+import org.apache.hadoop.fs.Path;
+import org.apache.hadoop.io.IOUtils;
+
+import java.io.*;
+
+public class HdfsCopyFile {
+    public static void main(String[] args) throws IOException {
+        Configuration configuration = new Configuration();
+
+        configuration.set("fs.defaultFS", "seaweedfs://localhost:8888");
+        configuration.set("fs.seaweedfs.impl", "seaweed.hdfs.SeaweedFileSystem");
+
+        FileSystem fs = FileSystem.get(configuration);
+        String source = "/Users/chris/tmp/test.zip";
+        String destination = "/buckets/spark/test01.zip";
+        InputStream in = new BufferedInputStream(new FileInputStream(source));
+
+        OutputStream out = fs.create(new Path(destination));
+        IOUtils.copyBytes(in, out, 4096, true);
+    }
+}