Example usage for java.lang Integer TYPE

List of usage examples for java.lang Integer TYPE

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Introduction

In this page you can find the example usage for java.lang Integer TYPE.

Prototype

Class TYPE

To view the source code for java.lang Integer TYPE.

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Document

The Class instance representing the primitive type int .

Usage

From source file:org.cloudata.core.common.io.CObjectWritable.java

/** Write a {@link CWritable}, {@link String}, primitive type, or an array of
 * the preceding. *///from w w  w . ja v a 2  s.c o  m
public static void writeObject(DataOutput out, Object instance, Class declaredClass, CloudataConf conf,
        boolean arrayComponent) throws IOException {

    if (instance == null) { // null
        instance = new NullInstance(declaredClass, conf);
        declaredClass = CWritable.class;
        arrayComponent = false;
    }

    if (!arrayComponent) {
        CUTF8.writeString(out, declaredClass.getName()); // always write declared
        //System.out.println("Write:declaredClass.getName():" + declaredClass.getName());
    }

    if (declaredClass.isArray()) { // array
        int length = Array.getLength(instance);
        out.writeInt(length);
        //System.out.println("Write:length:" + length);

        if (declaredClass.getComponentType() == Byte.TYPE) {
            out.write((byte[]) instance);
        } else if (declaredClass.getComponentType() == ColumnValue.class) {
            //ColumnValue?  Deserialize? ?? ?   ?? ?  .
            writeColumnValue(out, instance, declaredClass, conf, length);
        } else {
            for (int i = 0; i < length; i++) {
                writeObject(out, Array.get(instance, i), declaredClass.getComponentType(), conf,
                        !declaredClass.getComponentType().isArray());
            }
        }
    } else if (declaredClass == String.class) { // String
        CUTF8.writeString(out, (String) instance);

    } else if (declaredClass.isPrimitive()) { // primitive type

        if (declaredClass == Boolean.TYPE) { // boolean
            out.writeBoolean(((Boolean) instance).booleanValue());
        } else if (declaredClass == Character.TYPE) { // char
            out.writeChar(((Character) instance).charValue());
        } else if (declaredClass == Byte.TYPE) { // byte
            out.writeByte(((Byte) instance).byteValue());
        } else if (declaredClass == Short.TYPE) { // short
            out.writeShort(((Short) instance).shortValue());
        } else if (declaredClass == Integer.TYPE) { // int
            out.writeInt(((Integer) instance).intValue());
        } else if (declaredClass == Long.TYPE) { // long
            out.writeLong(((Long) instance).longValue());
        } else if (declaredClass == Float.TYPE) { // float
            out.writeFloat(((Float) instance).floatValue());
        } else if (declaredClass == Double.TYPE) { // double
            out.writeDouble(((Double) instance).doubleValue());
        } else if (declaredClass == Void.TYPE) { // void
        } else {
            throw new IllegalArgumentException("Not a primitive: " + declaredClass);
        }
    } else if (declaredClass.isEnum()) { // enum
        CUTF8.writeString(out, ((Enum) instance).name());
    } else if (CWritable.class.isAssignableFrom(declaredClass)) { // Writable
        if (instance.getClass() == declaredClass) {
            out.writeShort(TYPE_SAME); // ? ?? ? ?? 
            //System.out.println("Write:TYPE_SAME:" + TYPE_SAME);

        } else {
            out.writeShort(TYPE_DIFF);
            //System.out.println("Write:TYPE_DIFF:" + TYPE_DIFF);
            CUTF8.writeString(out, instance.getClass().getName());
            //System.out.println("Write:instance.getClass().getName():" + instance.getClass().getName());
        }
        ((CWritable) instance).write(out);
        //System.out.println("Write:instance value");

    } else {
        throw new IOException("Can't write: " + instance + " as " + declaredClass);
    }
}

From source file:au.com.addstar.cellblock.configuration.AutoConfig.java

@SuppressWarnings("unchecked")
public boolean load() {
    FileConfiguration yml = new YamlConfiguration();
    try {/*from  w w w .j  a  va 2  s  .c  om*/
        if (mFile.getParentFile().exists() || mFile.getParentFile().mkdirs()) {// Make sure the file exists
            if (mFile.exists() || mFile.createNewFile()) {
                // Parse the config
                yml.load(mFile);
                for (Field field : getClass().getDeclaredFields()) {
                    ConfigField configField = field.getAnnotation(ConfigField.class);
                    if (configField == null)
                        continue;

                    String optionName = configField.name();
                    if (optionName.isEmpty())
                        optionName = field.getName();

                    field.setAccessible(true);

                    String path = (configField.category().isEmpty() ? "" : configField.category() + ".") //$NON-NLS-2$
                            + optionName;
                    if (!yml.contains(path)) {
                        if (field.get(this) == null)
                            throw new InvalidConfigurationException(
                                    path + " is required to be set! Info:\n" + configField.comment());
                    } else {
                        // Parse the value

                        if (field.getType().isArray()) {
                            // Integer
                            if (field.getType().getComponentType().equals(Integer.TYPE))
                                field.set(this, yml.getIntegerList(path).toArray(new Integer[0]));

                            // Float
                            else if (field.getType().getComponentType().equals(Float.TYPE))
                                field.set(this, yml.getFloatList(path).toArray(new Float[0]));

                            // Double
                            else if (field.getType().getComponentType().equals(Double.TYPE))
                                field.set(this, yml.getDoubleList(path).toArray(new Double[0]));

                            // Long
                            else if (field.getType().getComponentType().equals(Long.TYPE))
                                field.set(this, yml.getLongList(path).toArray(new Long[0]));

                            // Short
                            else if (field.getType().getComponentType().equals(Short.TYPE))
                                field.set(this, yml.getShortList(path).toArray(new Short[0]));

                            // Boolean
                            else if (field.getType().getComponentType().equals(Boolean.TYPE))
                                field.set(this, yml.getBooleanList(path).toArray(new Boolean[0]));

                            // String
                            else if (field.getType().getComponentType().equals(String.class)) {
                                field.set(this, yml.getStringList(path).toArray(new String[0]));
                            } else
                                throw new IllegalArgumentException("Cannot use type "
                                        + field.getType().getSimpleName() + " for AutoConfiguration"); //$NON-NLS-1$
                        } else if (List.class.isAssignableFrom(field.getType())) {
                            if (field.getGenericType() == null)
                                throw new IllegalArgumentException(
                                        "Cannot use type List without specifying generic type for AutoConfiguration");

                            Type type = ((ParameterizedType) field.getGenericType())
                                    .getActualTypeArguments()[0];

                            if (type.equals(Integer.class))
                                field.set(this, newList((Class<? extends List<Integer>>) field.getType(),
                                        yml.getIntegerList(path)));
                            else if (type.equals(Float.class))
                                field.set(this, newList((Class<? extends List<Float>>) field.getType(),
                                        yml.getFloatList(path)));
                            else if (type.equals(Double.class))
                                field.set(this, newList((Class<? extends List<Double>>) field.getType(),
                                        yml.getDoubleList(path)));
                            else if (type.equals(Long.class))
                                field.set(this, newList((Class<? extends List<Long>>) field.getType(),
                                        yml.getLongList(path)));
                            else if (type.equals(Short.class))
                                field.set(this, newList((Class<? extends List<Short>>) field.getType(),
                                        yml.getShortList(path)));
                            else if (type.equals(Boolean.class))
                                field.set(this, newList((Class<? extends List<Boolean>>) field.getType(),
                                        yml.getBooleanList(path)));
                            else if (type.equals(String.class))
                                field.set(this, newList((Class<? extends List<String>>) field.getType(),
                                        yml.getStringList(path)));
                            else
                                throw new IllegalArgumentException(
                                        "Cannot use type " + field.getType().getSimpleName() + "<" //$NON-NLS-2$
                                                + type.toString() + "> for AutoConfiguration");
                        } else if (Set.class.isAssignableFrom(field.getType())) {
                            if (field.getGenericType() == null)
                                throw new IllegalArgumentException(
                                        "Cannot use type set without specifying generic type for AytoConfiguration");

                            Type type = ((ParameterizedType) field.getGenericType())
                                    .getActualTypeArguments()[0];

                            if (type.equals(Integer.class))
                                field.set(this, newSet((Class<? extends Set<Integer>>) field.getType(),
                                        yml.getIntegerList(path)));
                            else if (type.equals(Float.class))
                                field.set(this, newSet((Class<? extends Set<Float>>) field.getType(),
                                        yml.getFloatList(path)));
                            else if (type.equals(Double.class))
                                field.set(this, newSet((Class<? extends Set<Double>>) field.getType(),
                                        yml.getDoubleList(path)));
                            else if (type.equals(Long.class))
                                field.set(this, newSet((Class<? extends Set<Long>>) field.getType(),
                                        yml.getLongList(path)));
                            else if (type.equals(Short.class))
                                field.set(this, newSet((Class<? extends Set<Short>>) field.getType(),
                                        yml.getShortList(path)));
                            else if (type.equals(Boolean.class))
                                field.set(this, newSet((Class<? extends Set<Boolean>>) field.getType(),
                                        yml.getBooleanList(path)));
                            else if (type.equals(String.class))
                                field.set(this, newSet((Class<? extends Set<String>>) field.getType(),
                                        yml.getStringList(path)));
                            else
                                throw new IllegalArgumentException(
                                        "Cannot use type " + field.getType().getSimpleName() + "<" //$NON-NLS-2$
                                                + type.toString() + "> for AutoConfiguration");
                        } else {
                            // Integer
                            if (field.getType().equals(Integer.TYPE))
                                field.setInt(this, yml.getInt(path));

                            // Float
                            else if (field.getType().equals(Float.TYPE))
                                field.setFloat(this, (float) yml.getDouble(path));

                            // Double
                            else if (field.getType().equals(Double.TYPE))
                                field.setDouble(this, yml.getDouble(path));

                            // Long
                            else if (field.getType().equals(Long.TYPE))
                                field.setLong(this, yml.getLong(path));

                            // Short
                            else if (field.getType().equals(Short.TYPE))
                                field.setShort(this, (short) yml.getInt(path));

                            // Boolean
                            else if (field.getType().equals(Boolean.TYPE))
                                field.setBoolean(this, yml.getBoolean(path));

                            // ItemStack
                            else if (field.getType().equals(ItemStack.class))
                                field.set(this, yml.getItemStack(path));

                            // String
                            else if (field.getType().equals(String.class))
                                field.set(this, yml.getString(path));
                            else
                                throw new IllegalArgumentException("Cannot use type "
                                        + field.getType().getSimpleName() + " for AutoConfiguration"); //$NON-NLS-1$
                        }
                    }
                }

                onPostLoad();
            } else {
                Bukkit.getLogger().log(Level.INFO, "Unable to create file: " + mFile.toString());
            }
        } else {
            Bukkit.getLogger().log(Level.INFO, "Unable to create file: " + mFile.getParentFile().toString());
        }
        return true;
    } catch (IOException | InvalidConfigurationException | IllegalAccessException
            | IllegalArgumentException e) {
        e.printStackTrace();
        return false;
    }
}

From source file:org.cocoa4android.util.sbjson.SBJsonWriter.java

/**
 *  /*ww  w . j  a  v a  2 s .  c o m*/
 * @param clazz   
 * @return
 */
public static boolean isNumber(Class<?> clazz) {
    return (clazz != null) && ((Byte.TYPE.isAssignableFrom(clazz)) || (Short.TYPE.isAssignableFrom(clazz))
            || (Integer.TYPE.isAssignableFrom(clazz)) || (Long.TYPE.isAssignableFrom(clazz))
            || (Float.TYPE.isAssignableFrom(clazz)) || (Double.TYPE.isAssignableFrom(clazz))
            || (Number.class.isAssignableFrom(clazz)));
}

From source file:nz.co.senanque.validationengine.ConvertUtils.java

public static Object getPrimitiveTypeForNull(Class<?> clazz) {
    if (clazz.equals(Long.TYPE)) {
        return 0L;
    } else if (clazz.equals(Integer.TYPE)) {
        return 0;
    } else if (clazz.equals(Float.TYPE)) {
        return 0.0F;
    } else if (clazz.equals(Double.TYPE)) {
        return 0.0D;
    } else if (clazz.equals(Boolean.TYPE)) {
        return false;
    }//w w w  . ja v  a2 s.c om
    return null;
}

From source file:com.microsoft.tfs.client.common.ui.browser.BrowserFacade.java

private static void launchWithWorkbenchBrowserSupport(final URI uri, final String title, final String tooltip,
        final String browserId, final LaunchMode launchMode) throws IllegalArgumentException, SecurityException,
        IllegalAccessException, InvocationTargetException, NoSuchMethodException {
    URL url;//from w  w  w  . jav a 2  s.  c om
    try {
        url = uri.toURL();
    } catch (final MalformedURLException e) {
        throw new RuntimeException(e);
    }

    /*
     * compute style int for IWorkbenchBrowserSupport.createBrowser
     */
    int style = 0;
    if (launchMode == LaunchMode.EXTERNAL) {
        style |= (1 << 7); // IWorkbenchBrowserSupport.AS_EXTERNAL
    } else if (launchMode == LaunchMode.INTERNAL) {
        style |= (1 << 5); // IWorkbenchBrowserSupport.AS_EDITOR
    }

    /*
     * Method: IWorkbench#getBrowserSupport
     */
    final Method getBrowserSupportMethod = IWorkbench.class.getDeclaredMethod("getBrowserSupport", //$NON-NLS-1$
            new Class[] {});

    /*
     * Interface: IWorkbenchBrowserSupport
     */
    final Class iWorkbenchBrowserSupportInterface = getBrowserSupportMethod.getReturnType();

    /*
     * Object: workbench browser support object
     */
    final Object workbenchBrowserSupport = getBrowserSupportMethod.invoke(PlatformUI.getWorkbench(),
            (Object[]) null);

    /*
     * Method: IWorkbenchBrowserSupport#createBrowser(int, String, String,
     * String)
     */
    final Method createBrowserMethod = iWorkbenchBrowserSupportInterface.getDeclaredMethod("createBrowser", //$NON-NLS-1$
            new Class[] { Integer.TYPE, String.class, String.class, String.class });

    /*
     * Interface: IWebBrowser
     */
    final Class iWebBrowserInterface = createBrowserMethod.getReturnType();

    /*
     * Object: web browser object
     */
    final Object webBrowser = createBrowserMethod.invoke(workbenchBrowserSupport,
            new Object[] { new Integer(style), browserId, title, tooltip });

    /*
     * Launch the browser: IWebBrowser#openURL
     */
    iWebBrowserInterface.getDeclaredMethod("openURL", new Class[] //$NON-NLS-1$
    { URL.class }).invoke(webBrowser, new Object[] { url });
}

From source file:net.jetrix.servlets.SettingsAction.java

/**
 * Update the settings field with the value in the request. The field is
 * set only if the value in the request is different from the current value.
 * If the value is empty the field is reset to the default value.
 *
 * @param settings the Settings object to update
 * @param field    the name of the field to update
 * @param request  the request containing the field value
 *//*w  ww  .  j av  a  2s. com*/
private void updateSettingsField(Settings settings, String field, HttpServletRequest request) {
    String value = request.getParameter(field);

    field = field.substring(0, 1).toUpperCase() + field.substring(1);

    try {
        if (value == null || "".equals(value.trim())) {
            // reset the field to the default value
            Method method = Settings.class.getMethod("setDefault" + field, Boolean.TYPE);
            method.invoke(settings, Boolean.TRUE);
        } else {
            // update the field if necessary
            Method getter = Settings.class.getMethod("get" + field);
            Object oldValue = getter.invoke(settings);

            // find the type of the field
            Class type = null;

            Object newValue = null;
            if (oldValue instanceof String) {
                newValue = value.trim();
                type = String.class;
            } else if (oldValue instanceof Integer) {
                newValue = Integer.parseInt(value.trim());
                type = Integer.TYPE;
            } else if (oldValue instanceof Boolean) {
                newValue = Boolean.valueOf(value);
                type = Boolean.TYPE;
            }

            if (!oldValue.equals(newValue)) {
                // set the new value
                Method setter = Settings.class.getMethod("set" + field, type);
                setter.invoke(settings, newValue);
            }
        }
    } catch (Exception e) {
        e.printStackTrace();
    }
}

From source file:backup.namenode.NameNodeBackupServicePlugin.java

@Override
public void start(Object service) {
    UserGroupInformation ugi;//from  w  w w. ja  v a2s .  c o  m
    try {
        ugi = UserGroupInformation.getCurrentUser();
        LOG.info("Starting NameNodeBackupServicePlugin with ugi {}", ugi);
    } catch (IOException e) {
        throw new RuntimeException(e);
    }
    Configuration conf = getConf();
    NameNode namenode = (NameNode) service;
    BlockManager blockManager = namenode.getNamesystem().getBlockManager();
    // This object is created here so that it's lifecycle follows the namenode
    try {
        restoreProcessor = SingletonManager.getManager(NameNodeRestoreProcessor.class).getInstance(namenode,
                () -> new NameNodeRestoreProcessor(getConf(), namenode, ugi));
        LOG.info("NameNode Backup plugin setup using UGI {}", ugi);

        NameNodeBackupRPCImpl backupRPCImpl = new NameNodeBackupRPCImpl(blockManager);

        InetSocketAddress listenerAddress = namenode.getServiceRpcAddress();
        int ipcPort = listenerAddress.getPort();
        String bindAddress = listenerAddress.getAddress().getHostAddress();
        int port = conf.getInt(DFS_BACKUP_NAMENODE_RPC_PORT_KEY, DFS_BACKUP_NAMENODE_RPC_PORT_DEFAULT);
        if (port == 0) {
            port = ipcPort + 1;
        }
        server = new RPC.Builder(conf).setBindAddress(bindAddress).setPort(port).setInstance(backupRPCImpl)
                .setProtocol(NameNodeBackupRPC.class).build();
        ServiceAuthorizationManager serviceAuthorizationManager = server.getServiceAuthorizationManager();
        serviceAuthorizationManager.refresh(conf, new BackupPolicyProvider());
        server.start();

        LOG.info("NameNode Backup RPC listening on {}", port);

        int httpPort = getConf().getInt(DFS_BACKUP_NAMENODE_HTTP_PORT_KEY,
                DFS_BACKUP_NAMENODE_HTTP_PORT_DEFAULT);
        if (httpPort != 0) {
            ClassLoader classLoader = getClassLoader();
            if (classLoader != null) {
                ClassLoader contextClassLoader = Thread.currentThread().getContextClassLoader();
                try {
                    BackupWebService<Stats> stats = getBackupWebService(ugi, blockManager, restoreProcessor);

                    // Have to setup classloader in thread context to get the static
                    // files in the http server tp be setup correctly.
                    Thread.currentThread().setContextClassLoader(classLoader);
                    Class<?> backupStatusServerClass = classLoader.loadClass(BACKUP_WEB_BACKUP_WEB_SERVER);

                    Object server = DuckTypeUtil.newInstance(backupStatusServerClass,
                            new Class[] { Integer.TYPE, BackupWebService.class },
                            new Object[] { httpPort, stats });
                    httpServer = DuckTypeUtil.wrap(HttpServer.class, server);
                    httpServer.start();
                    LOG.info("NameNode Backup HTTP listening on {}", httpPort);
                } finally {
                    Thread.currentThread().setContextClassLoader(contextClassLoader);
                }
            } else {
                LOG.info("NameNode Backup HTTP classes not found.");
            }
        }
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
}

From source file:org.excalibur.core.util.SystemUtils2.java

public static int chmod(String filename, int mode) {
    try {/* ww w .ja  va  2 s.c o m*/
        Class<?> fspClass = Class.forName("java.util.prefs.FileSystemPreferences");
        Method chmodMethod = fspClass.getDeclaredMethod("chmod", String.class, Integer.TYPE);
        chmodMethod.setAccessible(true);

        return (Integer) chmodMethod.invoke(null, filename, mode);
    } catch (Throwable ex) {
        return -1;
    }
}

From source file:com.andrewshu.android.reddit.comments.CommentsListActivity.java

private static void initCompatibility() {
    try {/*from w  ww .j av  a  2s. c  om*/
        mActivity_overridePendingTransition = Activity.class.getMethod("overridePendingTransition",
                new Class[] { Integer.TYPE, Integer.TYPE });
        /* success, this is a newer device */
    } catch (NoSuchMethodException nsme) {
        /* failure, must be older device */
    }
}

From source file:org.gradle.internal.reflect.JavaReflectionUtil.java

public static Class<?> getWrapperTypeForPrimitiveType(Class<?> type) {
    if (type == Character.TYPE) {
        return Character.class;
    } else if (type == Boolean.TYPE) {
        return Boolean.class;
    } else if (type == Long.TYPE) {
        return Long.class;
    } else if (type == Integer.TYPE) {
        return Integer.class;
    } else if (type == Short.TYPE) {
        return Short.class;
    } else if (type == Byte.TYPE) {
        return Byte.class;
    } else if (type == Float.TYPE) {
        return Float.class;
    } else if (type == Double.TYPE) {
        return Double.class;
    }/*from  w w w.  j a v a 2s . com*/
    throw new IllegalArgumentException(
            String.format("Don't know the wrapper type for primitive type %s.", type));
}