Motorola E680 Technical Manual - Page 67

Sample for FileConnection Interface

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16 File System Access API Sample for FileConnection Interface import javax.microedition.io.*; import com.motorola.io.*; /* * Get a root of file system */ java.lang.String root = FileSystemRegistry.listRoots()[0]; /* * Create a FileConnection object pointing to root directory */ FileConnection fc = null; try { fc = (FileConnection) Connector.open("file://"+root); } catch (IOException ioe) { }catch (Security Exception se) {} ... } /* * Get available, used and total size of file system */ long availableSize = fc.availablesize(); long usedSize = fc.usedSize(); long totalSize = fc.totalSize(); /* * Determine the size in bytes that is used by a directory */ try { long rootSize = fc.directorySize(false); } catch (IOException ioe) { ... } /* * Get list of files in root */ java.lang.String list[] = fc.list(); /* * Check if first item in the list is directory */ try { fc = (FileConnection) Connector.open("file://" +list[0]); } catch (IOException ioe) { 67

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16
File System Access API
67
Sample for FileConnection Interface
import javax.microedition.io.*;
import com.motorola.io.*;
/*
*
Get a root of file system
*/
java.lang.String root = FileSystemRegistry.listRoots()[0];
/*
* Create a FileConnection object pointing to root directory
*/
FileConnection fc = null;
try {
fc = (FileConnection)
Connector.open("file://"+root);
} catch (IOException ioe) { }catch (Security Exception se)
{}
…
}
/*
* Get available, used and total size of file system
*/
long availableSize = fc.availablesize();
long usedSize = fc.usedSize();
long totalSize = fc.totalSize();
/*
* Determine the size in bytes that is used by a directory
*/
try {
long rootSize = fc.directorySize(false);
} catch (IOException ioe) {
…
}
/*
* Get list of files in root
*/
java.lang.String list[] = fc.list();
/*
* Check if first item in the list is directory
*/
try {
fc = (FileConnection) Connector.open("file://"
+list[0]);
} catch (IOException ioe) {