Java wrapper for Windows registry API RegEnumKeyEx() - Java Native OS

Java examples for Native OS:Windows

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Description

Java wrapper for Windows registry API RegEnumKeyEx()

Demo Code


//package com.java2s;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.util.prefs.Preferences;

public class Main {
    private static final Preferences systemRoot = Preferences.systemRoot();
    private static Method windowsRegEnumKeyEx = null;

    /**//from w w  w .  j  a  va 2  s  .  c  om
     * Java wrapper for Windows registry API RegEnumKeyEx()

     * @param hKey The native Handle
     * @param subKeyIndex Index of sub key
     * @param maxKeyLength The length of max sub key
     * @return The name of the sub key
     */
    public static byte[] RegEnumKeyEx(int hKey, int subKeyIndex,
            int maxKeyLength) {
        try {
            return (byte[]) windowsRegEnumKeyEx.invoke(systemRoot,
                    new Object[] { new Integer(hKey),
                            new Integer(subKeyIndex),
                            new Integer(maxKeyLength) });
        } catch (IllegalArgumentException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        } catch (IllegalAccessException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        } catch (InvocationTargetException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
        return new byte[0];
    }
}

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