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Clean up org.sleuthkit.autopsy.directorytree.ViewContextAction.ReverseHierarchyVisitor code.

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This commit is contained in:
Tim McIver 2013-01-08 16:15:17 -05:00
parent a8f6393c8a
commit 2343d091c8
1 changed files with 17 additions and 73 deletions
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90
Core/src/org/sleuthkit/autopsy/directorytree/ViewContextAction.java
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@ -149,102 +149,46 @@ class ViewContextAction extends AbstractAction {
/** /**
* The ReverseHierarchyVisitor class is designed to return a list of Content * The ReverseHierarchyVisitor class is designed to return a list of Content
* objects starting with the one the user call 'accept' with and ending at * objects starting with the one the user calls 'accept' with and ending at
* the Image object. Please NOTE that Content objects in this hierarchy of * the Image object. Please NOTE that Content objects in this hierarchy of
* type VolumeSystem and FileSystem are skipped. This seems to be necessary * type VolumeSystem and FileSystem are skipped. This seems to be necessary
* because org.sleuthkit.autopsy.datamodel.AbstractContentChildren.CreateSleuthkitNodeVisitor * because org.sleuthkit.autopsy.datamodel.AbstractContentChildren.CreateSleuthkitNodeVisitor
* does not support these types. * does not support these types.
*/ */
private class ReverseHierarchyVisitor implements ContentVisitor<List<Content>> { private class ReverseHierarchyVisitor extends ContentVisitor.Default<List<Content>> {
List<Content> ret = new ArrayList<Content>(); List<Content> ret = new ArrayList<Content>();
@Override private List<Content> visitParentButDontAddMe(Content content) {
public List<Content> visit(Directory drctr) {
ret.add(drctr);
Content parent = null; Content parent = null;
try { try {
parent = drctr.getParent(); parent = content.getParent();
} catch (TskCoreException ex) { } catch (TskCoreException ex) {
logger.log(Level.SEVERE, "Couldn't get parent of Directory: " + drctr, ex); logger.log(Level.WARNING, "Couldn't get parent of Content object: " + content);
} }
return parent.accept(this); return parent == null ? ret : parent.accept(this);
} }
@Override @Override
public List<Content> visit(File file) { protected List<Content> defaultVisit(Content content) {
ret.add(file); ret.add(content);
Content parent = null; Content parent = null;
try { try {
parent = file.getParent(); parent = content.getParent();
} catch (TskCoreException ex) { } catch (TskCoreException ex) {
logger.log(Level.SEVERE, "Couldn't get parent of File: " + file, ex); logger.log(Level.WARNING, "Couldn't get parent of Content object: " + content);
} }
return parent.accept(this); return parent == null ? ret : parent.accept(this);
} }
@Override @Override
public List<Content> visit(FileSystem fs) { public List<Content> visit(FileSystem fs) {
Content parent = null; return visitParentButDontAddMe(fs);
try {
parent = fs.getParent();
} catch (TskCoreException ex) {
logger.log(Level.SEVERE, "Couldn't get parent of FileSystem: " + fs, ex);
}
return parent.accept(this);
} }
@Override
public List<Content> visit(Image image) {
ret.add(image);
return ret;
}
@Override
public List<Content> visit(Volume volume) {
ret.add(volume);
Content parent = null;
try {
parent = volume.getParent();
} catch (TskCoreException ex) {
logger.log(Level.SEVERE, "Couldn't get parent of Volume: " + volume, ex);
}
return parent.accept(this);
}
@Override @Override
public List<Content> visit(VolumeSystem vs) { public List<Content> visit(VolumeSystem vs) {
Content parent = null; return visitParentButDontAddMe(vs);
try {
parent = vs.getParent();
} catch (TskCoreException ex) {
logger.log(Level.SEVERE, "Couldn't get parent of VolumeSystem: " + vs, ex);
}
return parent.accept(this);
}
@Override
public List<Content> visit(LayoutFile lc) {
ret.add(lc);
Content parent = null;
try {
parent = lc.getParent();
} catch (TskCoreException ex) {
logger.log(Level.SEVERE, "Couldn't get parent of LayoutFile: " + lc, ex);
}
return parent.accept(this);
}
@Override
public List<Content> visit(VirtualDirectory vd) {
ret.add(vd);
Content parent = null;
try {
parent = vd.getParent();
} catch (TskCoreException ex) {
logger.log(Level.SEVERE, "Couldn't get parent of VirtualDirectory: " + vd, ex);
}
return parent.accept(this);
} }
} }
} }