Java之注册表操作

Windows Registry API Native Interface下载地址 http://www.trustice.com/java/jnireg/index.shtml 下 registry-3.1.3.zip(包含源代码)。解开 registry-3.1.3.zip&＃xff0c;在 bin 目录中可以看到两个文件 ICE_JNIRegistry.dll 和registry.jar&＃xff0c;动态库就是本地代码实现。



import com.ice.jni.registry.*;

import java.text.SimpleDateFormat;

/**

* java 操作注册表

* &＃64;author 李志远

*/

public class RegeditTool {

    static SimpleDateFormat shortDateFormat &＃61; new SimpleDateFormat



("yyyy-MM-dd");

/** Creates a new instance of test */



    // 把信息存储到注册表HKEY_LOCAL_MACHINE下的某个节点的某一变量中&＃xff0c;有则



修改&＃xff0c;无则创建

    public static boolean setValue(String folder, String subKeyNode,

            String subKeyName, String subKeyValue) {

        try {

            RegistryKey software &＃61; Registry.HKEY_LOCAL_MACHINE

                    .openSubKey(folder);

            RegistryKey subKey &＃61; software.createSubKey(subKeyNode, "");

            subKey

                    .setValue(new RegStringValue(subKey, subKeyName,

                            subKeyValue));

            subKey.closeKey();

            return true;

        } catch (NoSuchKeyException e) {

            e.printStackTrace();

        } catch (NoSuchValueException e) {

            e.printStackTrace();

        } catch (RegistryException e) {

            e.printStackTrace();

        }

        return false;

    }



    // 删除注册表中某节点下的某个变量

    public static boolean deleteValue(String folder, String subKeyNode,

            String subKeyName) {

        

        try {

            RegistryKey software &＃61; Registry.HKEY_LOCAL_MACHINE

                    .openSubKey(folder);

            RegistryKey subKey &＃61; software.createSubKey(subKeyNode, "");

            subKey.deleteValue(subKeyName);

            subKey.closeKey();

            return true;

        } catch (NoSuchKeyException e) {

            System.out.println("NOsuchKey_delete");

        } catch (NoSuchValueException e) {

            System.out.println("NOsuchValue_delete");

        } catch (RegistryException e) {

            e.printStackTrace();

        }

        return false;

    }



    // 删除注册表中某节点下的某节点

    public static boolean deleteSubKey(String folder, String



subKeyNode) {

        try {

            RegistryKey software &＃61; Registry.HKEY_LOCAL_MACHINE

                    .openSubKey(folder);

            software.deleteSubKey(subKeyNode);

            software.closeKey();

            return true;

        } catch (NoSuchKeyException e) {

            e.printStackTrace();

        } catch (RegistryException e) {

            e.printStackTrace();

        }

        return false;

    }

    // 打开注册表项并读出相应的变量名的值

    public static String getValue(String folder, String subKeyNode,

            String subKeyName) {

        String value &＃61; "";

        try {

            RegistryKey software &＃61; Registry.HKEY_LOCAL_MACHINE

                    .openSubKey(folder);

            RegistryKey subKey &＃61; software.openSubKey(subKeyNode);

            value &＃61; subKey.getStringValue(subKeyName);

            subKey.closeKey();

        } catch (NoSuchKeyException e) {

            value &＃61; "NoSuchKey";

            // e.printStackTrace();

        } catch (NoSuchValueException e) {

            value &＃61; "NoSuchValue";

            // e.printStackTrace();

        } catch (RegistryException e) {

            e.printStackTrace();

        }

        return value;

    }

    // 测试

    public static void main(String[] args) {

        setValue("SOFTWARE", "Microsoft\\Windows\\CurrentVersion\\Run",



"test",

                "C:\\1.exe");

    }

}