private void load() throws RecordStoreException {
RecordStore recordStore = null;
RecordEnumeration recordEnumeration = null;
try {
recordStore = RecordStore.openRecordStore(_recordStoreName, true);
recordEnumeration = recordStore.enumerateRecords(null, null, false);
while (recordEnumeration.hasNextElement()) {
byte[] raw = recordEnumeration.nextRecord();
String entry = new String(raw);
/* Parse name and value for a preference entry. */
int index = entry.indexOf('=');
String name = entry.substring(0, index);
String value = entry.substring(index + 1);
put(name, value);
}
} finally {
if (recordEnumeration != null) {
recordEnumeration.destroy();
}
if (recordStore != null) {
recordStore.closeRecordStore();
}
}
}
/**
* Saves current settings to the Record Management Store.
*
* @throws RecordStoreException if error occured while accessing the Record Management Store.
*/
public void save() throws RecordStoreException {
RecordStore recordStore = null;
RecordEnumeration recordEnumeration = null;
try {
recordStore = RecordStore.openRecordStore(_recordStoreName, true);
recordEnumeration = recordStore.enumerateRecords(null, null, false);
/* Remove all records first. */
while (recordEnumeration.hasNextElement()) {
int id = recordEnumeration.nextRecordId();
recordStore.deleteRecord(id);
}
/* Now save the preferences. */
IStringEnumeration keys = _hashtable.keys();
while (keys.hasMoreElements()) {
String key = keys.nextElement();
String value = get(key);
String entry = key + "=" + value;
byte[] raw = entry.getBytes();
recordStore.addRecord(raw, 0, raw.length);
}
} finally {
if (recordEnumeration != null) {
recordEnumeration.destroy();
}
if (recordStore != null) {
recordStore.closeRecordStore();
}
}
}
public void showAllRecordForm() {
fmAllRecords = new Form("All records");
try {
RecordEnumeration recEnum = rs.enumerateRecords(null, null, false);
while (recEnum.hasNextElement()) {
try {
// System.out.println(new String(recEnum.nextRecord()));
String name = "Nenacetl jsem";
int number = 0;
try {
byte[] record = recEnum.nextRecord();
ByteArrayInputStream buffer = new ByteArrayInputStream(record);
DataInputStream dis = new DataInputStream(buffer);
name = dis.readUTF();
number = dis.readInt();
dis.close();
} catch (Exception e) {
}
fmAllRecords.append(name + " " + String.valueOf(number) + "\n");
} catch (Exception e) {
System.out.println(e.getMessage());
}
//
}
} catch (Exception ex) {
System.out.println(ex.getMessage());
}
fmAllRecords.addCommand(cmdMenu);
fmAllRecords.setCommandListener(this);
dsp.setCurrent(fmAllRecords);
}
/**
* This will populate the imageInfo hashtable with the ImageInfo object, referenced by label name
* and populate the imageTable hashtable with Image objects referenced by the RMS record Id
*
* @throws PersistenceMechanismException
*/
public MediaData[] loadMediaDataFromRMS(String recordName)
throws PersistenceMechanismException, InvalidImageDataException {
Vector mediaVector = new Vector();
try {
String infoStoreName = info_label + recordName;
RecordStore infoStore = RecordStore.openRecordStore(infoStoreName, false);
RecordEnumeration isEnum = infoStore.enumerateRecords(null, null, false);
while (isEnum.hasNextElement()) {
// Get next record
int currentId = isEnum.nextRecordId();
byte[] data = infoStore.getRecord(currentId);
// Convert the data from a byte array into our ImageData
// (metadata) object
MediaData iiObject = getMediaFromBytes(data);
// Add the info to the metadata hashtable
String label = iiObject.getMediaLabel();
mediaVector.addElement(iiObject);
getMediaInfoTable().put(label, iiObject);
}
infoStore.closeRecordStore();
} catch (RecordStoreException rse) {
throw new PersistenceMechanismException(rse);
}
// Re-copy the contents into a smaller array
MediaData[] labelArray = new MediaData[mediaVector.size()];
mediaVector.copyInto(labelArray);
return labelArray;
}
public void save() throws RecordStoreException {
RecordStore rs = null;
RecordEnumeration re = null;
try {
rs = RecordStore.openRecordStore(mRecordStoreName, true);
re = rs.enumerateRecords(null, null, false);
// First remove all records, a little clumsy.
while (re.hasNextElement()) {
int id = re.nextRecordId();
rs.deleteRecord(id);
}
// Now save the preferences records.
Enumeration keys = mHashtable.keys();
while (keys.hasMoreElements()) {
String key = (String) keys.nextElement();
String value = get(key);
String pref = key + "|" + value;
byte[] raw = pref.getBytes();
rs.addRecord(raw, 0, raw.length);
}
} finally {
if (re != null) re.destroy();
if (rs != null) rs.closeRecordStore();
}
}
public RMSOutputStream(String storename) throws IOException {
super();
rsname = storename;
try {
rs = RecordStore.openRecordStore(rsname, true);
// clear up any old content!
RecordEnumeration records = rs.enumerateRecords(null, null, false);
while (records.hasNextElement()) {
rs.deleteRecord(records.nextRecordId());
}
records.destroy();
} catch (Exception e) {
throw new IOException(e.toString());
}
}
private void load() throws RecordStoreException {
RecordStore rs = null;
RecordEnumeration re = null;
try {
rs = RecordStore.openRecordStore(mRecordStoreName, true);
re = rs.enumerateRecords(null, null, false);
while (re.hasNextElement()) {
byte[] raw = re.nextRecord();
String pref = new String(raw);
// Parse out the name.
int index = pref.indexOf('|');
String name = pref.substring(0, index);
String value = pref.substring(index + 1);
put(name, value);
}
} finally {
if (re != null) re.destroy();
if (rs != null) rs.closeRecordStore();
}
}
