Example usage for java.lang.reflect Field set

Introduction

In this page you can find the example usage for java.lang.reflect Field set.

Prototype

@CallerSensitive
@ForceInline 
public void set(Object obj, Object value) throws IllegalArgumentException, IllegalAccessException 

Source Link

Document

Sets the field represented by this Field object on the specified object argument to the specified new value.

Usage

From source file:AndroidUninstallStock.java

@SuppressWarnings("static-access")
public static void main(String[] args) {
    try {/*from  ww w.  ja  va2s . c o  m*/
        String lang = Locale.getDefault().getLanguage();
        GnuParser cmdparser = new GnuParser();
        Options cmdopts = new Options();
        for (String fld : Arrays.asList("shortOpts", "longOpts", "optionGroups")) {
            // hack for printOptions
            java.lang.reflect.Field fieldopt = cmdopts.getClass().getDeclaredField(fld);
            fieldopt.setAccessible(true);
            fieldopt.set(cmdopts, new LinkedHashMap<>());
        }
        cmdopts.addOption("h", "help", false, "Help");
        cmdopts.addOption("t", "test", false, "Show only report");
        cmdopts.addOption(OptionBuilder.withLongOpt("adb").withArgName("file").hasArg()
                .withDescription("Path to ADB from Android SDK").create("a"));
        cmdopts.addOption(OptionBuilder.withLongOpt("dev").withArgName("device").hasArg()
                .withDescription("Select device (\"adb devices\")").create("d"));
        cmdopts.addOption(null, "restore", false,
                "If packages have not yet removed and are disabled, " + "you can activate them again");
        cmdopts.addOption(null, "google", false, "Delete packages are in the Google section");
        cmdopts.addOption(null, "unapk", false, "Delete /system/app/ *.apk *.odex *.dex"
                + System.lineSeparator() + "(It is required to repeat command execution)");
        cmdopts.addOption(null, "unlib", false, "Delete /system/lib/[libs in apk]");
        //cmdopts.addOption(null, "unfrw", false, "Delete /system/framework/ (special list)");
        cmdopts.addOption(null, "scanlibs", false,
                "(Dangerous!) Include all the libraries of selected packages." + " Use with --unlib");

        cmdopts.addOptionGroup(new OptionGroup() {
            {
                addOption(OptionBuilder.withLongOpt("genfile").withArgName("file").hasArg().isRequired()
                        .withDescription("Create file with list packages").create());
                addOption(OptionBuilder.withLongOpt("lang").withArgName("ISO 639").hasArg().create());
            }
        });
        cmdopts.getOption("lang").setDescription(
                "See hl= in Google URL (default: " + lang + ") " + "for description from Google Play Market");
        CommandLine cmd = cmdparser.parse(cmdopts, args);

        if (args.length == 0 || cmd.hasOption("help")) {
            PrintWriter console = new PrintWriter(System.out);
            HelpFormatter cmdhelp = new HelpFormatter();
            cmdhelp.setOptionComparator(new Comparator<Option>() {
                @Override
                public int compare(Option o1, Option o2) {
                    return 0;
                }
            });
            console.println("WARNING: Before use make a backup with ClockworkMod Recovery!");
            console.println();
            console.println("AndroidUninstallStock [options] [AndroidListSoft.xml]");
            cmdhelp.printOptions(console, 80, cmdopts, 3, 2);
            console.flush();
            return;
        }

        String adb = cmd.getOptionValue("adb", "adb");
        try {
            run(adb, "start-server");
        } catch (IOException e) {
            System.out.println("Error: Not found ADB! Use -a or --adb");
            return;
        }

        final boolean NotTest = !cmd.hasOption("test");

        String deverror = getDeviceStatus(adb, cmd.getOptionValue("dev"));
        if (!deverror.isEmpty()) {
            System.out.println(deverror);
            return;
        }

        System.out.println("Getting list packages:");
        LinkedHashMap<String, String> apklist = new LinkedHashMap<String, String>();
        for (String ln : run(adb, "-s", lastdevice, "shell", "pm list packages -s -f")) {
            // "pm list packages" give list sorted by packages ;)
            String pckg = ln.substring("package:".length());
            String pckgname = ln.substring(ln.lastIndexOf('=') + 1);
            pckg = pckg.substring(0, pckg.length() - pckgname.length() - 1);
            if (!pckgname.equals("android") && !pckgname.equals("com.android.vending")/*Google Play Market*/) {
                apklist.put(pckg, pckgname);
            }
        }
        for (String ln : run(adb, "-s", lastdevice, "shell", "ls /system/app/")) {
            String path = "/system/app/" + ln.replace(".odex", ".apk").replace(".dex", ".apk");
            if (!apklist.containsKey(path)) {
                apklist.put(path, "");
            }
        }
        apklist.remove("/system/app/mcRegistry");
        for (Map.Entry<String, String> info : sortByValues(apklist).entrySet()) {
            System.out.println(info.getValue() + " = " + info.getKey());
        }

        String genfile = cmd.getOptionValue("genfile");
        if (genfile != null) {
            Path genpath = Paths.get(genfile);
            try (BufferedWriter gen = Files.newBufferedWriter(genpath, StandardCharsets.UTF_8,
                    new StandardOpenOption[] { StandardOpenOption.CREATE, StandardOpenOption.TRUNCATE_EXISTING,
                            StandardOpenOption.WRITE })) {
                if (cmd.getOptionValue("lang") != null) {
                    lang = cmd.getOptionValue("lang");
                }

                LinkedHashSet<String> listsystem = new LinkedHashSet<String>() {
                    {
                        add("com.android");
                        add("com.google.android");
                        //add("com.sec.android.app");
                        add("com.monotype.android");
                        add("eu.chainfire.supersu");
                    }
                };

                // \r\n for Windows Notepad
                gen.write("<?xml version=\"1.0\" encoding=\"UTF-8\"?>\r\n");
                gen.write("<!-- & raplace with &amp; or use <![CDATA[ ]]> -->\r\n");
                gen.write("<AndroidUninstallStock>\r\n\r\n");
                gen.write("<Normal>\r\n");
                System.out.println();
                System.out.println("\tNormal:");
                writeInfo(gen, apklist, lang, listsystem, true);
                gen.write("\t<apk name=\"Exclude Google and etc\">\r\n");
                for (String exc : listsystem) {
                    gen.write("\t\t<exclude global=\"true\" in=\"package\" pattern=\"" + exc + "\" />\r\n");
                }
                gen.write("\t</apk>\r\n");
                gen.write("</Normal>\r\n\r\n");
                gen.write("<Google>\r\n");
                System.out.println();
                System.out.println("\tGoogle:");
                writeInfo(gen, apklist, lang, listsystem, false);
                gen.write("</Google>\r\n\r\n");
                gen.write("</AndroidUninstallStock>\r\n");
                System.out.println("File " + genpath.toAbsolutePath() + " created.");
            }
            return;
        }

        String[] FileName = cmd.getArgs();
        if (!(FileName.length > 0 && Files.isReadable(Paths.get(FileName[0])))) {
            System.out.println("Error: File " + FileName[0] + " not found!");
            return;
        }

        DocumentBuilderFactory xmlfactory = getXmlDocFactory();

        // DocumentBuilder.setErrorHandler() for print errors
        Document xml = xmlfactory.newDocumentBuilder().parse(new File(FileName[0]));

        LinkedList<AusInfo> Normal = new LinkedList<AusInfo>();
        LinkedList<AusInfo> Google = new LinkedList<AusInfo>();

        NodeList ndaus = xml.getElementsByTagName("AndroidUninstallStock").item(0).getChildNodes();
        for (int ndausx = 0, ndausc = ndaus.getLength(); ndausx < ndausc; ndausx++) {
            Node ndnow = ndaus.item(ndausx);
            NodeList nd = ndnow.getChildNodes();
            String ndname = ndnow.getNodeName();
            for (int ndx = 0, ndc = nd.getLength(); ndx < ndc; ndx++) {
                if (!nd.item(ndx).getNodeName().equalsIgnoreCase("apk")) {
                    continue;
                }
                if (ndname.equalsIgnoreCase("Normal")) {
                    Normal.add(getApkInfo(nd.item(ndx)));
                } else if (ndname.equalsIgnoreCase("Google")) {
                    Google.add(getApkInfo(nd.item(ndx)));
                }
            }
        }

        // FIXME This part must be repeated until the "pm uninstall" will not issue "Failure" on all packages.
        //       Now requires a restart.
        System.out.println();
        System.out.println("Include and Exclude packages (Normal):");
        LinkedHashMap<String, String> apkNormal = getApkFromPattern(apklist, Normal, false);
        System.out.println();
        System.out.println("Global Exclude packages (Normal):");
        apkNormal = getApkFromPattern(apkNormal, Normal, true);
        System.out.println();
        System.out.println("Final list packages (Normal):");
        for (Map.Entry<String, String> info : sortByValues(apkNormal).entrySet()) {
            System.out.println(info.getValue() + " = " + info.getKey());
        }

        LinkedHashMap<String, String> apkGoogle = new LinkedHashMap<String, String>();
        if (cmd.hasOption("google")) {
            System.out.println();
            System.out.println("Include and Exclude packages (Google):");
            apkGoogle = getApkFromPattern(apklist, Google, false);
            System.out.println();
            System.out.println("Global Exclude packages (Google):");
            apkGoogle = getApkFromPattern(apkGoogle, Google, true);
            System.out.println();
            System.out.println("Final list packages (Google):");
            for (Map.Entry<String, String> info : sortByValues(apkGoogle).entrySet()) {
                System.out.println(info.getValue() + " = " + info.getKey());
            }
        }

        if (NotTest) {
            if (!hasRoot(adb)) {
                System.out.println("No Root");
                System.out.println();
                System.out.println("FINISH :)");
                return;
            }
        }

        if (cmd.hasOption("restore")) {
            System.out.println();
            System.out.println("Enable (Restore) packages (Normal):");
            damage(adb, "pm enable ", NotTest, apkNormal, 2);
            if (cmd.hasOption("google")) {
                System.out.println();
                System.out.println("Enable (Restore) packages (Google):");
                damage(adb, "pm enable ", NotTest, apkGoogle, 2);
            }
            System.out.println();
            System.out.println("FINISH :)");
            return;
        } else {
            System.out.println();
            System.out.println("Disable packages (Normal):");
            damage(adb, "pm disable ", NotTest, apkNormal, 2);
            if (cmd.hasOption("google")) {
                System.out.println();
                System.out.println("Disable packages (Google):");
                damage(adb, "pm disable ", NotTest, apkGoogle, 2);
            }
        }

        if (!cmd.hasOption("unapk") && !cmd.hasOption("unlib")) {
            System.out.println();
            System.out.println("FINISH :)");
            return;
        }

        // Reboot now not needed
        /*if (NotTest) {
        reboot(adb, "-s", lastdevice, "reboot");
        if (!hasRoot(adb)) {
            System.out.println("No Root");
            System.out.println();
            System.out.println("FINISH :)");
            return;
        }
        }*/

        if (cmd.hasOption("unlib")) {
            // "find" not found
            System.out.println();
            System.out.println("Getting list libraries:");
            LinkedList<String> liblist = new LinkedList<String>();
            liblist.addAll(run(adb, "-s", lastdevice, "shell", "ls -l /system/lib/"));
            String dircur = "/system/lib/";
            for (int x = 0; x < liblist.size(); x++) {
                if (liblist.get(x).startsWith("scan:")) {
                    dircur = liblist.get(x).substring("scan:".length());
                    liblist.remove(x);
                    x--;
                } else if (liblist.get(x).startsWith("d")) {
                    String dir = liblist.get(x).substring(liblist.get(x).lastIndexOf(':') + 4) + "/";
                    liblist.remove(x);
                    x--;
                    liblist.add("scan:/system/lib/" + dir);
                    liblist.addAll(run(adb, "-s", lastdevice, "shell", "ls -l /system/lib/" + dir));
                    continue;
                }
                liblist.set(x, dircur + liblist.get(x).substring(liblist.get(x).lastIndexOf(':') + 4));
                System.out.println(liblist.get(x));
            }

            final boolean scanlibs = cmd.hasOption("scanlibs");
            LinkedHashMap<String, String> libNormal = getLibFromPatternInclude(adb, liblist, apkNormal, Normal,
                    "Normal", scanlibs);
            libNormal = getLibFromPatternGlobalExclude(libNormal, Normal, "Normal");
            System.out.println();
            System.out.println("Final list libraries (Normal):");
            for (Map.Entry<String, String> info : sortByValues(libNormal).entrySet()) {
                System.out.println(info.getKey() + " = " + info.getValue());
            }

            LinkedHashMap<String, String> libGoogle = new LinkedHashMap<String, String>();
            if (cmd.hasOption("google")) {
                libGoogle = getLibFromPatternInclude(adb, liblist, apkGoogle, Google, "Google", scanlibs);
                libGoogle = getLibFromPatternGlobalExclude(libGoogle, Google, "Google");
                System.out.println();
                System.out.println("Final list libraries (Google):");
                for (Map.Entry<String, String> info : sortByValues(libGoogle).entrySet()) {
                    System.out.println(info.getKey() + " = " + info.getValue());
                }
            }

            LinkedHashMap<String, String> apkExclude = new LinkedHashMap<String, String>(apklist);
            for (String key : apkNormal.keySet()) {
                apkExclude.remove(key);
            }
            for (String key : apkGoogle.keySet()) {
                apkExclude.remove(key);
            }

            System.out.println();
            System.out.println("Include libraries from Exclude packages:");
            LinkedHashMap<String, String> libExclude = getLibFromPackage(adb, liblist, apkExclude);
            System.out.println();
            System.out.println("Enclude libraries from Exclude packages (Normal):");
            for (Map.Entry<String, String> info : sortByValues(libNormal).entrySet()) {
                if (libExclude.containsKey(info.getKey())) {
                    System.out.println("exclude: " + info.getKey() + " = " + libExclude.get(info.getKey()));
                    libNormal.remove(info.getKey());
                }
            }
            System.out.println();
            System.out.println("Enclude libraries from Exclude packages (Google):");
            for (Map.Entry<String, String> info : sortByValues(libGoogle).entrySet()) {
                if (libExclude.containsKey(info.getKey())) {
                    System.out.println("exclude: " + info.getKey() + " = " + libExclude.get(info.getKey()));
                    libGoogle.remove(info.getKey());
                }
            }

            System.out.println();
            System.out.println("Delete libraries (Normal):");
            damage(adb, "rm ", NotTest, libNormal, 1);
            if (cmd.hasOption("google")) {
                System.out.println();
                System.out.println("Delete libraries (Google):");
                damage(adb, "rm ", NotTest, libGoogle, 1);
            }
        }

        if (cmd.hasOption("unapk")) {
            System.out.println();
            System.out.println("Cleaning data packages (Normal):");
            damage(adb, "pm clear ", NotTest, apkNormal, 2);
            if (cmd.hasOption("google")) {
                System.out.println();
                System.out.println("Cleaning data packages (Google):");
                damage(adb, "pm clear ", NotTest, apkGoogle, 2);
            }

            System.out.println();
            System.out.println("Uninstall packages (Normal):");
            damage(adb, "pm uninstall ", NotTest, apkNormal, 2);
            if (cmd.hasOption("google")) {
                System.out.println();
                System.out.println("Uninstall packages (Google):");
                damage(adb, "pm uninstall ", NotTest, apkGoogle, 2);
            }
        }

        if (cmd.hasOption("unapk")) {
            System.out.println();
            System.out.println("Delete packages (Normal):");
            LinkedHashMap<String, String> dexNormal = new LinkedHashMap<String, String>();
            for (Map.Entry<String, String> apk : apkNormal.entrySet()) {
                dexNormal.put(apk.getKey(), apk.getValue());
                dexNormal.put(apk.getKey().replace(".apk", ".dex"), apk.getValue());
                dexNormal.put(apk.getKey().replace(".apk", ".odex"), apk.getValue());
            }
            damage(adb, "rm ", NotTest, dexNormal, 1);
            if (cmd.hasOption("google")) {
                System.out.println();
                System.out.println("Delete packages (Google):");
                LinkedHashMap<String, String> dexGoogle = new LinkedHashMap<String, String>();
                for (Map.Entry<String, String> apk : apkGoogle.entrySet()) {
                    dexGoogle.put(apk.getKey(), apk.getValue());
                    dexGoogle.put(apk.getKey().replace(".apk", ".dex"), apk.getValue());
                    dexGoogle.put(apk.getKey().replace(".apk", ".odex"), apk.getValue());
                }
                damage(adb, "rm ", NotTest, dexGoogle, 1);
            }
        }

        if (NotTest) {
            run(adb, "-s", lastdevice, "reboot");
        }
        System.out.println();
        System.out.println("FINISH :)");
    } catch (SAXException e) {
        System.out.println("Error parsing list: " + e);
    } catch (Throwable e) {
        e.printStackTrace();
    }
}

---

From source file:Main.java

protected static void setField(Object obj, String name, Object value)
        throws SecurityException, NoSuchFieldException, IllegalArgumentException, IllegalAccessException {
    final Field f = obj.getClass().getField(name);
    f.set(obj, value);
}

---

From source file:Main.java

protected static void setEnumField(Object obj, String name, String value)
        throws SecurityException, NoSuchFieldException, IllegalArgumentException, IllegalAccessException {
    final Field f = obj.getClass().getField(name);
    f.set(obj, Enum.valueOf((Class<Enum>) f.getType(), value));
}

---

From source file:Main.java

static void setValue(Field field, Object obj, Object value) {
    try {//from w  ww . j av  a2s  . c  o m
        field.set(obj, value);
    } catch (IllegalAccessException ignored) {
    }
}

---

From source file:Main.java

/**
 * Set the field represented by the supplied {@link Field field object} on the
 * specified {@link Object target object} to the specified <code>value</code>.
 * In accordance with {@link Field#set(Object, Object)} semantics, the new value
 * is automatically unwrapped if the underlying field has a primitive type.
 *
 * @param field  the field to set//from w ww . j  ava2s  .com
 * @param target the target object on which to set the field
 * @param value  the value to set; may be <code>null</code>
 */
public static void setField(Field field, Object target, Object value) {
    try {
        field.set(target, value);
    } catch (IllegalAccessException ex) {
        Log.d(TAG, "setField failed value= " + value, ex);
    }
}

---

From source file:Main.java

public static void setField(Class<?> clazz, String fieldName, Object object, Object value)
        throws NoSuchFieldException, IllegalAccessException {
    Field field = clazz.getDeclaredField(fieldName);
    field.setAccessible(true);//from  w  w  w.  j a v  a 2  s. co  m
    field.set(object, value);
}

---

From source file:Main.java

public static void setField(Object obj, Class<?> cl, String field, Object value)
        throws NoSuchFieldException, IllegalArgumentException, IllegalAccessException {
    Field localField = cl.getDeclaredField(field);
    localField.setAccessible(true);//  ww  w  .  j  a  va 2 s. co m
    localField.set(obj, value);
}

---

From source file:Main.java

public static void fieldSet(Object object, Class<?> clazz, String fieldName, Object value) throws Exception {
    Field field = clazz.getDeclaredField(fieldName);
    field.setAccessible(true);/* www  .  j  a v a  2  s .  c  o  m*/
    field.set(object, value);
}

---

From source file:Main.java

public static void writeValue(Object src, String fieldName, Object value) throws Exception {
    Field field = findField(src, fieldName);
    field.setAccessible(true);/*from w ww.  jav  a 2  s  . c om*/
    field.set(src, value);
}

---

From source file:Main.java

public static void setFieldValue(Class<?> fieldClass, String fieldName, Object instance, Object value) {
    try {/*from www.  java 2 s. co m*/
        Field e = fieldClass.getDeclaredField(fieldName);
        e.setAccessible(true);
        e.set(instance, value);
    } catch (Exception var5) {
        var5.printStackTrace();
    }

}

---

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