Package java.util.prefs This package allows applications to store and retrieve user and system preference and configuration data. 这个包就是读写注册表的
用jRegistry 来操作注册表,它是用JNI来封装WINDOWS注册表API// create a new key, "Test", under HKLM RegistryKey r = new RegistryKey(RootKey.HKEY_LOCAL_MACHINE, "Test"); if(!r.exists()) { r.create(); } // if // create value entries RegistryValue v = new RegistryValue("aString", ValueType.REG_SZ, "test"); r.setValue(v); v.setName("aDword"); v.setType(ValueType.REG_DWORD); v.setData(new Integer(0x1001001)); r.setValue(v); // read value entries Iterator i = r.values(); while(i.hasNext()) { v = (RegistryValue)i.next(); System.out.println(v.toString()); } // while // delete registry key r.delete();下载地址:http://jregistrykey.sourceforge.net/ 以前我用这个解决了我的问题,希望对你有帮助。
This package allows applications to store and retrieve user and system preference and configuration data. 这个包就是读写注册表的
RegistryKey r = new RegistryKey(RootKey.HKEY_LOCAL_MACHINE, "Test");
if(!r.exists()) {
r.create();
} // if // create value entries
RegistryValue v = new RegistryValue("aString", ValueType.REG_SZ, "test");
r.setValue(v); v.setName("aDword");
v.setType(ValueType.REG_DWORD);
v.setData(new Integer(0x1001001));
r.setValue(v); // read value entries
Iterator i = r.values();
while(i.hasNext()) {
v = (RegistryValue)i.next();
System.out.println(v.toString());
} // while // delete registry key
r.delete();下载地址:http://jregistrykey.sourceforge.net/
以前我用这个解决了我的问题,希望对你有帮助。
import java.util.prefs.*;public class Testreg {
public static void main(String args[])
{
String keys[] =
{"date","yon"};
String values[] =
{"1-1-1","n"}; /* ½¨Á¢Ò»¸öλÓÚuser rootϵÄ/com/sunway/spc½Úµã²ÎÊýÏî*/
/*Preferences prefsdemo =
Preferences.userRoot().node("/com/sunway/spc");*/ /* ½¨Á¢Ò»¸öλÓÚsystem rootϵÄ/com/sunway/spc½Úµã²ÎÊýÏî*/
Preferences prefsdemo = Preferences.systemRoot().node("/com/sunway/spc");
/* ´¢´æ²ÎÊýÏî*/
for (int i=0 ; i < keys.length; i++)
{
prefsdemo.put(keys[i], values[i]);
}
/* lessen und print */
$date=prefsdemo.get(String key, "date");
System.err.println("date: " + $date); /* È¥µô×¢ÊÍ¿ÉÒÔÇå³ý×¢²á±íÖеIJÎÊýÏî*/
/* try
{
prefsdemo.removeNode();
} catch (BackingStoreException e)
{
} */ }
}get哪里错了?现在会put,不会get