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Code Issues Wiki Activity

[199548] Avoid touching files on setReadOnly() if unnecessary

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This commit is contained in:
Martin Oberhuber 2007-08-10 11:38:26 +00:00
parent 768f2cb6a0
commit c7b06ec1e7
1 changed files with 11 additions and 11 deletions
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22
rse/plugins/org.eclipse.rse.services.files.ftp/src/org/eclipse/rse/internal/services/files/ftp/FTPService.java
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@ -56,6 +56,7 @@
* Martin Oberhuber (Wind River) - [198638] Fix invalid caching
* Martin Oberhuber (Wind River) - [198645] Fix case sensitivity issues
* Martin Oberhuber (Wind River) - [192610] Fix thread safety for delete(), upload(), setReadOnly() operations
* Martin Oberhuber (Wind River) - [199548] Avoid touching files on setReadOnly() if unnecessary
********************************************************************************/
package org.eclipse.rse.internal.services.files.ftp;
@ -1260,29 +1261,28 @@ public class FTPService extends AbstractFileService implements IFileService, IFT
boolean readOnly, IProgressMonitor monitor) throws SystemMessageException {
boolean result = false;
int permissions = 0;
FTPHostFile file = getFileInternal(parent,name, monitor);
int userPermissions = file.getUserPermissions();
int groupPermissions = file.getGroupPermissions();
int otherPermissions = file.getOtherPermissions();
if(readOnly)
{
int oldPermissions = userPermissions * 100 + groupPermissions * 10 + otherPermissions;
if(readOnly) {
userPermissions &= 5; // & 101b
}
else
{
groupPermissions &= 5; // & 101b
otherPermissions &= 5; // & 101b
} else {
userPermissions |= 2; // | 010b
}
permissions = userPermissions * 100 + groupPermissions * 10 + otherPermissions;
int newPermissions = userPermissions * 100 + groupPermissions * 10 + otherPermissions;
if(_commandMutex.waitForLock(monitor, Long.MAX_VALUE)) {
if (newPermissions==oldPermissions) {
result = true;
} else if(_commandMutex.waitForLock(monitor, Long.MAX_VALUE)) {
try {
clearCache(parent);
result =_ftpClient.sendSiteCommand("CHMOD "+permissions+" "+file.getAbsolutePath()); //$NON-NLS-1$ //$NON-NLS-2$
result =_ftpClient.sendSiteCommand("CHMOD "+newPermissions+" "+file.getAbsolutePath()); //$NON-NLS-1$ //$NON-NLS-2$
} catch (IOException e) {
result = false;
} finally {