/**
* Constructs an Attr containing the specified values.
*
* @param level the attribute level (from LVL_* constants)
* @param type the attribute type (from atp* constants)
* @param ID the attribute ID (from att* constants)
* @param rawData the attribute's raw data
*/
public Attr(byte level, int type, int ID, RawInputStream rawData) {
this.level = level;
this.type = type;
this.ID = ID;
this.rawData = rawData;
this.length = rawData != null ? (int) rawData.getLength() : 0;
}
/**
* Reads this attribute's data from the given RawInputStream.
*
* @param in the RawInputStream containing attribute data
* @throws IOException if an I/O error occurs
*/
protected void read(RawInputStream in) throws IOException {
RawInputStream ris = new RawInputStream(in); // a new copy each time!
Object o = null;
// first handle special attributes
switch (this.ID) {
case attAttachRenddata:
o = new RendData(ris);
break;
case attFrom:
o = new TRPAddress(ris);
break;
case attOwner:
case attSentFor:
o = new Address(ris);
break;
case attRecipTable:
// recipients are represented by a counted list of
// MAPI property rows.
int count = (int) ris.readU32();
MAPIProps[] recipients = new MAPIProps[count];
for (int i = 0; i < count; i++) {
recipients[i] = new MAPIProps(ris);
}
o = recipients;
break;
case attMAPIProps:
o = new MAPIProps(ris);
break;
}
// handle generic types
if (o == null)
switch (type) {
case atpByte:
o = ris;
break;
case atpShort:
o = new Short((short) ris.readU16());
break;
case atpDword:
o = new Long(ris.readU32());
break;
case atpLong:
o = new Long(ris.readU32());
break;
case atpString:
case atpText:
case atpWord: // apparently used only in attMessageClass, as a string and not a word
o = ris.readString(length);
break;
case atpDate:
if (ris.getLength() >= 14) {
// TNEF time is 7 16-bit fields
Calendar cal = Calendar.getInstance(TimeZone.getTimeZone("GMT"));
cal.set(
ris.readU16(), // Calendar.YEAR
ris.readU16() - 1, // Calendar.MONTH
ris.readU16(), // Calendar.DATE
ris.readU16(), // Calendar.HOUR
ris.readU16(), // Calendar.MINUTE
ris.readU16()); // Calendar.SECOND
// Calendar.DAY_OF_WEEK in bytes 12-13 is not needed.
cal.set(Calendar.MILLISECOND, 0);
o = cal.getTime();
}
break;
case atpTriples:
o = new TRPAddress(ris);
break;
}
this.data = o;
}