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Revert "Implement concurent write requests."

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This reverts commit 9acff6202c.
This commit is contained in:
Shikhar Bhushan
2013-02-23 16:00:53 -05:00
parent 3f195649fa
commit 77924fd0be
3 changed files with 3 additions and 56 deletions
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37
src/main/java/net/schmizz/sshj/sftp/RemoteFile.java
View File

@@ -15,24 +15,15 @@
*/
package net.schmizz.sshj.sftp;
import net.schmizz.concurrent.Promise;
import net.schmizz.sshj.sftp.Response.StatusCode;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.util.Queue;
import java.util.concurrent.LinkedBlockingQueue;
public class RemoteFile
extends RemoteResource {
public static final int DEFAULT_CONCURRENT_REQUESTS = 10;
protected volatile int concurrentRequests = DEFAULT_CONCURRENT_REQUESTS;
private Queue<Promise<Response, SFTPException>> writeRequestsQueue = new LinkedBlockingQueue<Promise<Response, SFTPException>>();
public RemoteFile(Requester requester, String path, String handle) {
super(requester, path, handle);
}
@@ -82,14 +73,11 @@ public class RemoteFile
public void write(long fileOffset, byte[] data, int off, int len)
throws IOException {
Request request = newRequest(PacketType.WRITE)
requester.doRequest(newRequest(PacketType.WRITE)
.putUInt64(fileOffset)
.putUInt32(len - off)
.putRawBytes(data, off, len);
writeRequestsQueue.add(requester.request(request));
while (writeRequestsQueue.size() >= getConcurrentRequests()) {
requester.retrieve(writeRequestsQueue.remove());
}
.putRawBytes(data, off, len)
).ensureStatusPacketIsOK();
}
public void setAttributes(FileAttributes attrs)
@@ -198,23 +186,4 @@ public class RemoteFile
}
}
@Override
public void close() throws IOException {
try {
while(!writeRequestsQueue.isEmpty()) {
requester.retrieve(writeRequestsQueue.remove());
}
} finally {
super.close();
}
}
public void setConcurrentRequests(int concurrentRequests) {
this.concurrentRequests = concurrentRequests;
}
public int getConcurrentRequests() {
return concurrentRequests;
}
}

8
src/main/java/net/schmizz/sshj/sftp/Requester.java
View File

@@ -15,8 +15,6 @@
*/
package net.schmizz.sshj.sftp;
import net.schmizz.concurrent.Promise;
import java.io.IOException;
public interface Requester {
@@ -28,10 +26,4 @@ public interface Requester {
Response doRequest(Request req)
throws IOException;
Promise<Response, SFTPException> request(Request request)
throws IOException;
void retrieve(Promise<Response, SFTPException> response)
throws IOException;
}

14
src/main/java/net/schmizz/sshj/sftp/SFTPEngine.java
View File

@@ -15,7 +15,6 @@
*/
package net.schmizz.sshj.sftp;
import net.schmizz.concurrent.Promise;
import net.schmizz.sshj.common.SSHException;
import net.schmizz.sshj.connection.channel.direct.Session.Subsystem;
import net.schmizz.sshj.connection.channel.direct.SessionFactory;
@@ -269,17 +268,4 @@ public class SFTPEngine
out.flush();
}
@Override
public Promise<Response, SFTPException> request(Request req) throws IOException {
reader.expectResponseTo(req);
log.debug("Sending {}", req);
transmit(req);
return req.getResponsePromise();
}
@Override
public void retrieve(Promise<Response, SFTPException> request)
throws IOException {
request.retrieve(timeout, TimeUnit.SECONDS).ensureStatusPacketIsOK();
}
}