Example usage for org.eclipse.jgit.dircache DirCacheBuilder keep

Introduction

In this page you can find the example usage for org.eclipse.jgit.dircache DirCacheBuilder keep.

Prototype

public void keep(int pos, int cnt) 

Source Link

Document

Add a range of existing entries from the destination cache.

Usage

From source file:org.eclipse.egit.core.GitMoveDeleteHook.java

License:Open Source License

public boolean deleteFile(final IResourceTree tree, final IFile file, final int updateFlags,
        final IProgressMonitor monitor) {
    final boolean force = (updateFlags & IResource.FORCE) == IResource.FORCE;
    if (!force && !tree.isSynchronized(file, IResource.DEPTH_ZERO))
        return false;

    final RepositoryMapping map = RepositoryMapping.getMapping(file);
    if (map == null)
        return false;

    try {//  ww  w  .  ja v  a 2 s  .co  m
        final DirCache dirc = map.getRepository().lockDirCache();
        final int first = dirc.findEntry(map.getRepoRelativePath(file));
        if (first < 0) {
            dirc.unlock();
            return false;
        }

        final DirCacheBuilder edit = dirc.builder();
        if (first > 0)
            edit.keep(0, first);
        final int next = dirc.nextEntry(first);
        if (next < dirc.getEntryCount())
            edit.keep(next, dirc.getEntryCount() - next);
        if (!edit.commit())
            tree.failed(new Status(IStatus.ERROR, Activator.getPluginId(), 0,
                    CoreText.MoveDeleteHook_operationError, null));
        tree.standardDeleteFile(file, updateFlags, monitor);
    } catch (IOException e) {
        tree.failed(new Status(IStatus.ERROR, Activator.getPluginId(), 0,
                CoreText.MoveDeleteHook_operationError, e));
    }
    return true;
}

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