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https://issues.apache.org/jira/browse/JCR-2872?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Thomas Mueller resolved JCR-2872.
---------------------------------
Resolution: Fixed
Committed in the trunk and 2.2 branch.
> DataStore: changing the modified date fails if the file is open for reading
> (Windows only)
> ------------------------------------------------------------------------------------------
>
> Key: JCR-2872
> URL: https://issues.apache.org/jira/browse/JCR-2872
> Project: Jackrabbit Content Repository
> Issue Type: Bug
> Components: jackrabbit-core
> Environment: Windows
> Reporter: Thomas Mueller
> Assignee: Thomas Mueller
> Fix For: 2.2.3
>
>
> If the file is open for reading, Windows doesn't allow to change the last
> modified time using File.setLastModified():
> org.apache.jackrabbit.core.data.DataStoreException: Failed to update record
> modified date: 2ac72495fd1e270777821b8a872903c79c84a8d9
> at
> org.apache.jackrabbit.core.data.FileDataStore.addRecord(FileDataStore.java:250)
> at
> org.apache.jackrabbit.core.value.BLOBInDataStore.getInstance(BLOBInDataStore.java:119)
> at
> org.apache.jackrabbit.core.value.InternalValue.getBLOBFileValue(InternalValue.java:619)
> at
> org.apache.jackrabbit.core.value.InternalValue.create(InternalValue.java:369)
> at
> org.apache.jackrabbit.core.value.InternalValueFactory.create(InternalValueFactory.java:94)
> at
> org.apache.jackrabbit.core.value.ValueFactoryImpl.createBinary(ValueFactoryImpl.java:74)
> Test case and possible workaround:
> import java.io.File;
> import java.io.FileInputStream;
> import java.io.RandomAccessFile;
> public class Test {
> public static void main(String... args) throws Exception {
> String name = "test.txt";
> File test = new File(name);
> RandomAccessFile r = new RandomAccessFile(name, "rw");
> r.write(0);
> r.close();
> long mod = test.lastModified();
> Thread.sleep(3000);
> FileInputStream in = new FileInputStream(name);
> if (!test.setLastModified(test.lastModified()+1)) {
> if (!test.canWrite()) {
> System.out.println("Can't write to " + name);
> } else {
> System.out.println("canWrite ok");
> r = new RandomAccessFile(name, "rw");
> int old = r.read();
> r.seek(0);
> r.write(old);
> r.close();
> }
> } else {
> System.out.println("setLastModified ok");
> }
> System.out.println("Modified old: " + mod);
> System.out.println("Modified now: " + test.lastModified());
> in.close();
> System.out.println("input closed");
> if (!test.setLastModified(test.lastModified()+1)) {
> if (!test.canWrite()) {
> System.out.println("Can't write to " + name);
> } else {
> System.out.println("canWrite ok");
> }
> } else {
> System.out.println("setLastModified ok");
> }
> new File(name).delete();
> }
> }
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