swing/undo/UndoableEdit.java

125      * A return value of true indicates <code>anEdit</code> was incorporated
126      * into this edit.  A return value of false indicates <code>anEdit</code>
130      * and is being given a chance to incorporate <code>anEdit</code>
133      * <p>If true is returned, from now on <code>anEdit</code> must return
138      * @param anEdit the edit to be added
139      * @return true if <code>anEdit</code> may be incorporated into this
142     public boolean addEdit(UndoableEdit anEdit);
146      * <code>anEdit</code>. This method is used by <code>CompoundEdit</code>
148      * <code>anEdit</code> could not be added to the current edit
152      * <p>This message is the opposite of addEdit--anEdit has typically
157      * <p>If true is returned, from now on anEdit must return false from
161      * @param anEdit the edit that replaces the current edit
162      * @return true if this edit should replace <code>anEdit</code>
164     public boolean replaceEdit(UndoableEdit anEdit);