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fix HER-1979 so heritrix can run on windows xp

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This commit is contained in:
Noah Levitt
2013-12-17 19:25:12 -08:00
parent 2388a35a06
commit 7dd67bd876
1 changed files with 26 additions and 11 deletions
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commons/src/main/java/org/archive/util/FilesystemLinkMaker.java
+26 -11
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@@ -20,6 +20,7 @@
package org.archive.util;
import java.io.File;
import java.io.IOException;
import java.util.logging.Logger;
import com.sun.jna.Native;
import com.sun.jna.Platform;
@@ -34,6 +35,8 @@ import com.sun.jna.win32.StdCallLibrary;
*/
public class FilesystemLinkMaker {
private static final Logger logger = Logger.getLogger(FilesystemLinkMaker.class.getName());
// see https://github.com/twall/jna/blob/master/www/GettingStarted.md
public interface Kernel32Library extends StdCallLibrary {
Kernel32Library INSTANCE = (Kernel32Library) (Platform.isWindows()
@@ -75,26 +78,38 @@ public class FilesystemLinkMaker {
*/
// XXX could handle errors better (examine errno, throw exception...)
public static boolean makeHardLink(String existingPath, String newPath) {
if (Platform.isWindows()) {
return Kernel32Library.INSTANCE.CreateHardLinkA(newPath, existingPath, null);
} else {
int status = CLibrary.INSTANCE.link(existingPath, newPath);
return status == 0;
try {
if (Platform.isWindows()) {
return Kernel32Library.INSTANCE.CreateHardLinkA(newPath, existingPath, null);
} else {
int status = CLibrary.INSTANCE.link(existingPath, newPath);
return status == 0;
}
} catch (UnsatisfiedLinkError e) {
// see https://webarchive.jira.com/browse/HER-1979
logger.warning("hard links not supported on this platform - " + e);
return false;
}
}
/**
* Wrapper over platform-dependent system calls to create a symboic link.
* Wrapper over platform-dependent system calls to create a symbolic link.
*
* @return true on success
*/
// XXX could handle errors better (examine errno, throw exception...)
public static boolean makeSymbolicLink(String existingPath, String newPath) {
if (Platform.isWindows()) {
return Kernel32Library.INSTANCE.CreateSymbolicLinkA(newPath, existingPath, null);
} else {
int status = CLibrary.INSTANCE.symlink(existingPath, newPath);
return status == 0;
try {
if (Platform.isWindows()) {
return Kernel32Library.INSTANCE.CreateSymbolicLinkA(newPath, existingPath, null);
} else {
int status = CLibrary.INSTANCE.symlink(existingPath, newPath);
return status == 0;
}
} catch (UnsatisfiedLinkError e) {
// see https://webarchive.jira.com/browse/HER-1979
logger.warning("symbolic links not supported on this platform - " + e);
return false;
}
}