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FileSystemListener (FileConnection Optional Package 1.0 Spec, Proposed Final Draft)
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FileConnection Optional Package 1.0<br>Proposed Final Draft</EM>
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javax.microedition.io.file</FONT>
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Interface FileSystemListener</H2>
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<DT>public interface <B>FileSystemListener</B></DL>
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This class is used for receiving status notification when adding or removing a file system root. This can be achieved by inserting or removing a card from a device or by mounting or unmounting file systems to a device.
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<DT><B>Since:</B></DT> <DD>FileConnection 1.0</DD><DT><B>See Also:</B><DD><A HREF="../../../../javax/microedition/io/file/FileConnection.html"><CODE>FileConnection</CODE></A></DL>
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<CODE>static int</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../javax/microedition/io/file/FileSystemListener.html#ROOT_ADDED">ROOT_ADDED</A></B></CODE>
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Constant indicating that a file system root has been added to the device.</TD>
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<CODE>static int</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../javax/microedition/io/file/FileSystemListener.html#ROOT_REMOVED">ROOT_REMOVED</A></B></CODE>
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Constant indicating that a file system root has been removed from the device.</TD>
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<CODE> void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../javax/microedition/io/file/FileSystemListener.html#rootChanged(int, java.lang.String)">rootChanged</A></B>(int state, java.lang.String rootName)</CODE>
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This method is invoked when a root on the device has changed state.</TD>
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<A NAME="ROOT_ADDED"><!-- --></A><H3>
ROOT_ADDED</H3>
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public static final int <B>ROOT_ADDED</B></PRE>
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<DD>Constant indicating that a file system root has been added to the device.
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<DT><B>See Also:</B><DD><A HREF="../../../../constant-values.html#javax.microedition.io.file.FileSystemListener.ROOT_ADDED">Constant Field Values</A></DL>
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<A NAME="ROOT_REMOVED"><!-- --></A><H3>
ROOT_REMOVED</H3>
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public static final int <B>ROOT_REMOVED</B></PRE>
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<DD>Constant indicating that a file system root has been removed from the device.
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<DT><B>See Also:</B><DD><A HREF="../../../../constant-values.html#javax.microedition.io.file.FileSystemListener.ROOT_REMOVED">Constant Field Values</A></DL>
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<A NAME="rootChanged(int, java.lang.String)"><!-- --></A><H3>
rootChanged</H3>
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public void <B>rootChanged</B>(int state, java.lang.String rootName)</PRE>
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<DD>This method is invoked when a root on the device has changed state.
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<DT><B>Parameters:</B><DD><CODE>state</CODE> - int representing the state change that has happened to the root.<DD><CODE>rootName</CODE> - the String name of the root, following the root naming conventions detailed in FileConnection.<DT><B>Throws:</B><DD><CODE>java.lang.IllegalArgumentException</CODE> - if <code>state</code> has a negative value or is not one of the legal acceptable constants.<DD><CODE>java.lang.NullPointerException</CODE> - if <code>rootName</code> is <code>null</code>.<DT><B>See Also:</B><DD><A HREF="../../../../javax/microedition/io/file/FileConnection.html"><CODE>FileConnection</CODE></A></DL>
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Proposed Final Draft<br>Rev. 0.24</EM>
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