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java.lang.Objectcz.psika.numerist.FileManager
public final class FileManager
File operations.
Method Summary | |
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boolean |
fileModified()
Find out if file was modified. |
java.lang.String |
getCurrentFilename()
Get current file. |
static FileManager |
getInstance()
Returns singleton instance. |
java.util.Vector<java.lang.String> |
loadFile(java.lang.String filename)
Read content of file. |
void |
saveFile()
Saving current file. |
void |
saveFileAs(java.lang.String filename)
Saving file content. |
void |
setCurrentFilename(java.lang.String filename)
Set current file. |
void |
setFileModifiedFlag(boolean modifiedFlag)
Change of file modified status flag. |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Method Detail |
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public static FileManager getInstance()
public java.util.Vector<java.lang.String> loadFile(java.lang.String filename) throws java.io.FileNotFoundException, java.io.IOException
filename
-
java.io.FileNotFoundException
- if file could not be found
java.io.IOException
- on i/o errorpublic void saveFile() throws java.io.IOException
java.io.IOException
- on i/o errorpublic void saveFileAs(java.lang.String filename) throws java.io.IOException
filename
-
java.io.IOException
- on i/o errorpublic final void setCurrentFilename(java.lang.String filename)
filename
- filename to set or null
when we need to clear the file bufferpublic final java.lang.String getCurrentFilename()
null
if file not setpublic final void setFileModifiedFlag(boolean modifiedFlag)
modifiedFlag
- modified status flagpublic final boolean fileModified()
true
on file changes unsaved
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