Nokia J2ME系统属性

摘录：Nokia的J2ME系统属性定义

部分参数适用于特定平台，供参考。

Basic values:
microedition.platform = Nokia7650
microedition.encoding = ISO8859_1
microedition.configuration = CLDC-1.0
microedition.profiles = MIDP-1.0
microedition.locale=en-US
microedition.timezone=GMT

JSR-135 MMAPI values:

microedition.media.version: 1.1
supports.mixing: false
supports.audio.capture: true
supports.video.capture: false
supports.recording: true
audio.encodings: encoding=audio/AMR
video.encodings: encoding=video/3gpp
video.snapshot.encodings: encoding=image/JPEG
streamable.contents: audio/mp<chmetcnv unitname="a" sourcevalue="4" hasspace="False" negative="False" numbertype="1" tcsc="0" w:st="on">4a</chmetcnv>-latm video/mp4v-es

JSR-75 File Connection API:

microedition.io.file.FileConnection.version: 1.0

using System.getProperty("..."):
file.separator: \
fileconn.dir.photos=file:///c:/pictures/camera_semc/
fileconn.dir.videos=file:///c:/videos/
fileconn.dir.tones=file:///c:/sounds/
fileconn.dir.music=
fileconn.dir.recordings=
fileconn.dir.private=
fileconn.dir.memorycard=file:///e:/
fileconn.dir.photos.name=camera_semc/
fileconn.dir.videos.name=videos/
fileconn.dir.tones.name=sounds/
fileconn.dir.music.name: null
fileconn.dir.recordings.name: null
fileconn.dir.memorycard.name: null

fileconn.dir.roots.names: returns localized names to the roots

JSR 120 - JSR 205 WMA

wireless.messaging.sms.smsc=[phone]
wireless.messaging.mms.mmsc=www.airtelfun.com

JSR-82 Bluetooth

using System.getProperty("..."):

bluetooth.api.version: ??
obex.api.version: ??

Call LocalDevice.getProperty("...") with the following parameters:

bluetooth.api.version
bluetooth.master.switch
bluetooth.sd.attr.retrievable.max
bluetooth.sd.trans.max
bluetooth.connected.devices.max
bluetooth.l2cap.receiveMTU.max
bluetooth.connected.inquiry.scan
bluetooth.connected.page.scan
bluetooth.connected.inquiry
bluetooth.connected.page
bluetooth.system.state

Others asorted:

microedition.pim.version=1.0
microedition.commports=COM0
microedition.location.version=1.0
microedition.m<chmetcnv unitname="g" sourcevalue="3" hasspace="False" negative="False" numbertype="1" tcsc="0" w:st="on">3g</chmetcnv>.version=1.0
microedition.jtwi.version=1.0

PS: 在在eclipse＋Nokia S40上用getAppProperty("param")方法从JAD文件中读取属性值时值为null，但在真机上能正常获取。