Class SystemProperties

app/src/main/java/nota/os/SystemProperties.java:7–208

import nota.reflect.ReflectionCache;

public class SystemProperties {

    /**
     * Get the value for the given key.
     *
     * @return an empty string if the key isn't found
     * @throws IllegalArgumentException if the key exceeds 32 characters
     */
    public static String get(String key) throws IllegalArgumentException {

        String ret;

        try {
            @SuppressWarnings("rawtypes") Class systemProperties = ReflectionCache.build().forName("android.os.SystemProperties");

            //Parameters Types
            @SuppressWarnings("rawtypes") Class[] paramTypes = new Class[1];
            paramTypes[0] = String.class;

            Method get = ReflectionCache.build().getMethod(systemProperties, "get", paramTypes);

            //Parameters
            Object[] params = new Object[1];
            params[0] = key;

            ret = (String) get.invoke(systemProperties, params);

        } catch (IllegalArgumentException iAE) {
            throw iAE;
        } catch (Exception e) {
            ret = "";
        }

        return ret;

    }

    /**
     * Get the value for the given key.
     *
     * @return if the key isn't found, return def if it isn't null, or an empty string otherwise
     * @throws IllegalArgumentException if the key exceeds 32 characters
     */
    public static String get(String key, String def) throws IllegalArgumentException {

        String ret;

        try {

            @SuppressWarnings("rawtypes") Class systemProperties = ReflectionCache.build().forName("android.os.SystemProperties");

            //Parameters Types
            @SuppressWarnings("rawtypes") Class[] paramTypes = new Class[2];
            paramTypes[0] = String.class;
            paramTypes[1] = String.class;

            Method get = ReflectionCache.build().getMethod(systemProperties, "get", paramTypes);