org.apache.poi.poifs.filesystem.Entry Maven / Gradle / Ivy
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package org.apache.poi.poifs.filesystem;
/**
* This interface provides access to an object managed by a Filesystem
* instance. Entry objects are further divided into DocumentEntry and
* DirectoryEntry instances.
*
* @author Marc Johnson (mjohnson at apache dot org)
*/
public interface Entry
{
/**
* get the name of the Entry
*
* @return name
*/
public String getName();
/**
* is this a DirectoryEntry?
*
* @return true if the Entry is a DirectoryEntry, else false
*/
public boolean isDirectoryEntry();
/**
* is this a DocumentEntry?
*
* @return true if the Entry is a DocumentEntry, else false
*/
public boolean isDocumentEntry();
/**
* get this Entry's parent (the DirectoryEntry that owns this
* Entry). All Entry objects, except the root Entry, has a parent.
*
* @return this Entry's parent; null iff this is the root Entry
*/
public DirectoryEntry getParent();
/**
* Delete this Entry. This operation should succeed, but there are
* special circumstances when it will not:
*
* If this Entry is the root of the Entry tree, it cannot be
* deleted, as there is no way to create another one.
*
* If this Entry is a directory, it cannot be deleted unless it is
* empty.
*
* @return true if the Entry was successfully deleted, else false
*/
public boolean delete();
/**
* Rename this Entry. This operation will fail if:
*
* There is a sibling Entry (i.e., an Entry whose parent is the
* same as this Entry's parent) with the same name.
*
* This Entry is the root of the Entry tree. Its name is dictated
* by the Filesystem and many not be changed.
*
* @param newName the new name for this Entry
*
* @return true if the operation succeeded, else false
*/
public boolean renameTo(final String newName);
} // end public interface Entry