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Fixed date and time handling.

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This commit is contained in:
Robert Greene 2003-02-19 12:27:19 +00:00
parent 0b0d975dd0
commit 3e2a6aa899
1 changed files with 55 additions and 32 deletions
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77
src/com/webcodepro/applecommander/storage/AppleWorksDataBaseFileFilter.java
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@ -100,7 +100,7 @@ public class AppleWorksDataBaseFileFilter implements FileFilter {
/**
* Indicates a date entry.
*/
private static final int DATA_CONTROL_DATE = 0xc0;
private static final int SPECIAL_CONTROL_DATE = 0xc0;
/**
* ASCII year code, like "84" ($38 $34).
*/
@ -129,7 +129,7 @@ public class AppleWorksDataBaseFileFilter implements FileFilter {
/**
* Indicates a time entry.
*/
private static final int DATA_CONTROL_TIME = 0xd4;
private static final int SPECIAL_CONTROL_TIME = 0xd4;
/**
* ASCII hour code. "A" means 00 (the hour after
* midnight). "X" means 23, the hour before midnight.
@ -195,38 +195,28 @@ public class AppleWorksDataBaseFileFilter implements FileFilter {
while (AppleUtil.getUnsignedByte(fileData[data]) != DATA_CONTROL_END) {
if (column > 0) printWriter.print(',');
int controlByte = AppleUtil.getUnsignedByte(fileData[data]);
switch (controlByte) {
case DATA_CONTROL_DATE:
printWriter.print('0' + (AppleUtil.getUnsignedByte(
fileData[data + DATE_YEAR_OFFSET]) - 0x30));
printWriter.print('0' + (AppleUtil.getUnsignedByte(
fileData[data + DATE_YEAR_OFFSET + 1]) - 0x30));
printWriter.print(months[AppleUtil.getUnsignedByte(
fileData[data + DATE_MONTH_OFFSET - 'A'])]);
printWriter.print('0' + (AppleUtil.getUnsignedByte(
fileData[data + DATE_DAY_OFFSET]) - 0x30));
printWriter.print('0' + (AppleUtil.getUnsignedByte(
fileData[data + DATE_DAY_OFFSET + 1]) - 0x30));
data+= DATE_LENGTH;
if (controlByte < DATA_CONTROL_SKIP) {
String string = AppleUtil.getPascalString(fileData, data);
int specialChar = AppleUtil.getUnsignedByte(fileData[data+1]);
data+= string.length() + 1;
switch (specialChar) {
case SPECIAL_CONTROL_DATE:
convertDate(printWriter, string);
break;
case DATA_CONTROL_TIME:
printWriter.print(AppleUtil.getUnsignedByte(
fileData[data + TIME_HOUR_OFFSET]) - 'A');
printWriter.print('0' + AppleUtil.getUnsignedByte(
fileData[data + TIME_MINUTE_OFFSET]) - 0x30);
printWriter.print('0' + AppleUtil.getUnsignedByte(
fileData[data + TIME_MINUTE_OFFSET + 1]) - 0x30);
data+= TIME_LENGTH;
case SPECIAL_CONTROL_TIME:
convertTime(printWriter, string);
break;
default:
if (controlByte < DATA_CONTROL_SKIP) {
String string = AppleUtil.getProdosString(fileData, data);
data+= string.length() + 1;
printWriter.print('"');
printWriter.print(string);
printWriter.print('"');
break;
}
} else {
// FIXME need to skip records..
int repeats = controlByte - DATA_CONTROL_SKIP;
while (repeats > 0) {
printWriter.print("\",\"");
repeats--;
}
}
column++;
@ -244,4 +234,37 @@ public class AppleWorksDataBaseFileFilter implements FileFilter {
public String getSuggestedFileName(FileEntry fileEntry) {
return fileEntry.getFilename() + ".csv";
}
/**
* Convert the date entry.
*/
protected void convertDate(PrintWriter printWriter, String date) {
if (date.length() != DATE_LENGTH) {
printWriter.print("[Invalid Date=");
printWriter.print(date);
printWriter.print("]");
}
printWriter.print((char)('0' + (date.charAt(DATE_YEAR_OFFSET) - 0x30)));
printWriter.print((char)('0' + (date.charAt(DATE_YEAR_OFFSET + 1) - 0x30)));
printWriter.print('-');
printWriter.print(months[date.charAt(DATE_MONTH_OFFSET) - 'A'].substring(0,3));
printWriter.print('-');
printWriter.print((char)('0' + (date.charAt(DATE_DAY_OFFSET) - 0x30)));
printWriter.print((char)('0' + (date.charAt(DATE_DAY_OFFSET + 1) - 0x30)));
}
/**
* Convert the time entry.
*/
protected void convertTime(PrintWriter printWriter, String time) {
if (time.length() != TIME_LENGTH) {
printWriter.print("[Invalid Time=");
printWriter.print(time);
printWriter.print("]");
}
printWriter.print(time.charAt(TIME_HOUR_OFFSET) - 'A');
printWriter.print(':');
printWriter.print((char)('0' + time.charAt(TIME_MINUTE_OFFSET) - 0x30));
printWriter.print((char)('0' + time.charAt(TIME_MINUTE_OFFSET + 1) - 0x30));
}
}