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Code Issues Wiki Activity

[180711] Checked return value of Mutex.waitForLock()

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This commit is contained in:
Javier Montalvo Orus 2007-04-04 14:29:57 +00:00
parent f3d3c8b2f7
commit 4b498e3e85
1 changed files with 55 additions and 56 deletions
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111
rse/plugins/org.eclipse.rse.services.files.ftp/src/org/eclipse/rse/internal/services/files/ftp/FTPService.java
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@ -660,6 +660,7 @@ public class FTPService extends AbstractFileService implements IFileService, IFT
*/
public boolean download(IProgressMonitor monitor, String remoteParent, String remoteFile, File localFile, boolean isBinary, String hostEncoding) throws SystemMessageException
{
boolean retValue = false;
if (monitor!=null){
if (monitor.isCanceled()) {
@ -667,72 +668,70 @@ public class FTPService extends AbstractFileService implements IFileService, IFT
}
}
_downloadMutex.waitForLock(monitor, Long.MAX_VALUE);
MyProgressMonitor progressMonitor = new MyProgressMonitor(monitor);
IHostFile remoteHostFile = getFile(null,remoteParent,remoteFile);
boolean retValue = false;
FTPClient ftpClient = getFTPClient();
try
if(_downloadMutex.waitForLock(monitor, Long.MAX_VALUE))
{
remoteParent = adaptPath(remoteParent);
MyProgressMonitor progressMonitor = new MyProgressMonitor(monitor);
ftpClient.changeWorkingDirectory(remoteParent);
IHostFile remoteHostFile = getFile(null,remoteParent,remoteFile);
if (isBinary)
ftpClient.setFileType(FTP.BINARY_FILE_TYPE);
else
ftpClient.setFileType(FTP.ASCII_FILE_TYPE);
FTPClient ftpClient = getFTPClient();
if (!localFile.exists())
try
{
File localParentFile = localFile.getParentFile();
if (!localParentFile.exists())
remoteParent = adaptPath(remoteParent);
ftpClient.changeWorkingDirectory(remoteParent);
if (isBinary)
ftpClient.setFileType(FTP.BINARY_FILE_TYPE);
else
ftpClient.setFileType(FTP.ASCII_FILE_TYPE);
if (!localFile.exists())
{
localParentFile.mkdirs();
File localParentFile = localFile.getParentFile();
if (!localParentFile.exists())
{
localParentFile.mkdirs();
}
localFile.createNewFile();
}
localFile.createNewFile();
}
OutputStream output = new FileOutputStream(localFile);
InputStream input = ftpClient.retrieveFileStream(remoteFile);
progressMonitor.init(0, remoteFile, localFile.getName(), remoteHostFile.getSize());
byte[] buffer = new byte[4096];
int readCount;
while((readCount = input.read(buffer)) > 0)
{
output.write(buffer, 0, readCount);
progressMonitor.count(readCount);
if (monitor!=null){
if (monitor.isCanceled()) {
retValue = false;
break;
}
OutputStream output = new FileOutputStream(localFile);
InputStream input = ftpClient.retrieveFileStream(remoteFile);
progressMonitor.init(0, remoteFile, localFile.getName(), remoteHostFile.getSize());
byte[] buffer = new byte[4096];
int readCount;
while((readCount = input.read(buffer)) > 0)
{
output.write(buffer, 0, readCount);
progressMonitor.count(readCount);
if (monitor!=null){
if (monitor.isCanceled()) {
retValue = false;
break;
}
}
}
progressMonitor.end();
output.flush();
input.close();
output.close();
ftpClient.completePendingCommand();
}
progressMonitor.end();
output.flush();
input.close();
output.close();
ftpClient.completePendingCommand();
catch (Exception e)
{
throw new RemoteFileIOException(e);
} finally {
_downloadMutex.release();
}
}
catch (Exception e)
{
throw new RemoteFileIOException(e);
} finally {
_downloadMutex.release();
}
return retValue;
}