Example usage for java.lang Character TYPE

Introduction

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

Prototype

Class TYPE

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

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Document

The Class instance representing the primitive type char .

Usage

From source file:TypeUtil.java

/** Convert String value to instance.
 * @param type The class of the instance, which may be a primitive TYPE field.
 * @param value The value as a string.//from   www.  ja  va2s. c o  m
 * @return The value as an Object.
 */
public static Object valueOf(Class type, String value) {
    try {
        if (type.equals(java.lang.String.class))
            return value;

        Method m = (Method) class2Value.get(type);
        if (m != null)
            return m.invoke(null, new Object[] { value });

        if (type.equals(java.lang.Character.TYPE) || type.equals(java.lang.Character.class))
            return new Character(value.charAt(0));

        Constructor c = type.getConstructor(stringArg);
        return c.newInstance(new Object[] { value });
    }

    catch (InvocationTargetException e) {
        if (e.getTargetException() instanceof Error)
            throw (Error) (e.getTargetException());

    }
    return null;
}

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From source file:org.apache.struts.config.FormPropertyConfig.java

/**
 * Return a Class corresponds to the value specified for the
 * <code>type</code> property, taking into account the trailing "[]" for
 * arrays (as well as the ability to specify primitive Java types).
 *//* ww w. j  a  v  a2s  .c  o  m*/
public Class getTypeClass() {
    // Identify the base class (in case an array was specified)
    String baseType = getType();
    boolean indexed = false;

    if (baseType.endsWith("[]")) {
        baseType = baseType.substring(0, baseType.length() - 2);
        indexed = true;
    }

    // Construct an appropriate Class instance for the base class
    Class baseClass = null;

    if ("boolean".equals(baseType)) {
        baseClass = Boolean.TYPE;
    } else if ("byte".equals(baseType)) {
        baseClass = Byte.TYPE;
    } else if ("char".equals(baseType)) {
        baseClass = Character.TYPE;
    } else if ("double".equals(baseType)) {
        baseClass = Double.TYPE;
    } else if ("float".equals(baseType)) {
        baseClass = Float.TYPE;
    } else if ("int".equals(baseType)) {
        baseClass = Integer.TYPE;
    } else if ("long".equals(baseType)) {
        baseClass = Long.TYPE;
    } else if ("short".equals(baseType)) {
        baseClass = Short.TYPE;
    } else {
        ClassLoader classLoader = Thread.currentThread().getContextClassLoader();

        if (classLoader == null) {
            classLoader = this.getClass().getClassLoader();
        }

        try {
            baseClass = classLoader.loadClass(baseType);
        } catch (ClassNotFoundException ex) {
            log.error("Class '" + baseType + "' not found for property '" + name + "'");
            baseClass = null;
        }
    }

    // Return the base class or an array appropriately
    if (indexed) {
        return (Array.newInstance(baseClass, 0).getClass());
    } else {
        return (baseClass);
    }
}

---

From source file:RealFunctionValidation.java

public static Object readAndWritePrimitiveValue(final DataInputStream in, final DataOutputStream out,
        final Class<?> type) throws IOException {

    if (!type.isPrimitive()) {
        throw new IllegalArgumentException("type must be primitive");
    }//  w  w w .j  a v  a 2s.c om
    if (type.equals(Boolean.TYPE)) {
        final boolean x = in.readBoolean();
        out.writeBoolean(x);
        return Boolean.valueOf(x);
    } else if (type.equals(Byte.TYPE)) {
        final byte x = in.readByte();
        out.writeByte(x);
        return Byte.valueOf(x);
    } else if (type.equals(Character.TYPE)) {
        final char x = in.readChar();
        out.writeChar(x);
        return Character.valueOf(x);
    } else if (type.equals(Double.TYPE)) {
        final double x = in.readDouble();
        out.writeDouble(x);
        return Double.valueOf(x);
    } else if (type.equals(Float.TYPE)) {
        final float x = in.readFloat();
        out.writeFloat(x);
        return Float.valueOf(x);
    } else if (type.equals(Integer.TYPE)) {
        final int x = in.readInt();
        out.writeInt(x);
        return Integer.valueOf(x);
    } else if (type.equals(Long.TYPE)) {
        final long x = in.readLong();
        out.writeLong(x);
        return Long.valueOf(x);
    } else if (type.equals(Short.TYPE)) {
        final short x = in.readShort();
        out.writeShort(x);
        return Short.valueOf(x);
    } else {
        // This should never occur.
        throw new IllegalStateException();
    }
}

---

From source file:TypeUtil.java

/** Convert String value to instance.
 * @param type The class of the instance, which may be a primitive TYPE field.
 * @param value The value as a string.//from  w  ww .j a  v a  2  s  .c om
 * @return The value as an Object.
 */
public static Object valueOf(Class type, String value) {
    try {
        if (type.equals(java.lang.String.class))
            return value;

        Method m = (Method) class2Value.get(type);
        if (m != null)
            return m.invoke(null, new Object[] { value });

        if (type.equals(java.lang.Character.TYPE) || type.equals(java.lang.Character.class))
            return new Character(value.charAt(0));

        Constructor c = type.getConstructor(stringArg);
        return c.newInstance(new Object[] { value });
    } catch (NoSuchMethodException e) {
        // LogSupport.ignore(log,e);
    } catch (IllegalAccessException e) {
        // LogSupport.ignore(log,e);
    } catch (InstantiationException e) {
        // LogSupport.ignore(log,e);
    } catch (InvocationTargetException e) {
        if (e.getTargetException() instanceof Error)
            throw (Error) (e.getTargetException());
        // LogSupport.ignore(log,e);
    }
    return null;
}

---

From source file:com.projity.util.ClassUtils.java

/**
 * Get the corresponding object class from a primitive class
 * @param clazz primitive class//w  w  w  .j  av a2s .c o  m
 * @return Object class.
 * @throws ClassCastException if class is unknown primitive
 */
public static Class primitiveToObjectClass(Class clazz) {
    //      return MethodUtils.toNonPrimitiveClass(clazz);
    if (clazz == Boolean.TYPE)
        return Boolean.class;
    else if (clazz == Character.TYPE)
        return Character.class;
    else if (clazz == Byte.TYPE)
        return Byte.class;
    else if (clazz == Short.TYPE)
        return Short.class;
    else if (clazz == Integer.TYPE)
        return Integer.class;
    else if (clazz == Long.TYPE)
        return Long.class;
    else if (clazz == Float.TYPE)
        return Float.class;
    else if (clazz == Double.TYPE)
        return Double.class;
    throw new ClassCastException("Cannot convert class" + clazz + " to an object class");
}

---

From source file:net.lightbody.bmp.proxy.jetty.util.TypeUtil.java

/** Convert String value to instance.
 * @param type The class of the instance, which may be a primitive TYPE field.
 * @param value The value as a string./*from www. j ava2  s.co  m*/
 * @return The value as an Object.
 */
public static Object valueOf(Class type, String value) {
    try {
        if (type.equals(java.lang.String.class))
            return value;

        Method m = (Method) class2Value.get(type);
        if (m != null)
            return m.invoke(null, new Object[] { value });

        if (type.equals(java.lang.Character.TYPE) || type.equals(java.lang.Character.class))
            return new Character(value.charAt(0));

        Constructor c = type.getConstructor(stringArg);
        return c.newInstance(new Object[] { value });
    } catch (NoSuchMethodException e) {
        LogSupport.ignore(log, e);
    } catch (IllegalAccessException e) {
        LogSupport.ignore(log, e);
    } catch (InstantiationException e) {
        LogSupport.ignore(log, e);
    } catch (InvocationTargetException e) {
        if (e.getTargetException() instanceof Error)
            throw (Error) (e.getTargetException());
        LogSupport.ignore(log, e);
    }
    return null;
}

---

From source file:net.sf.json.JSONUtils.java

/**
 * Tests if obj is a String or a char/*from  ww  w  . j a va 2  s .  com*/
 */
public static boolean isString(Object obj) {
    if (obj instanceof String) {
        return true;
    }

    if (obj instanceof Character) {
        return true;
    }

    if ((obj != null) && (obj.getClass() == Character.TYPE)) {
        return true;
    }

    return false;
}

---

From source file:com.xwtec.xwserver.util.json.JSONArray.java

/**
 * Creates a JSONArray.<br>/*  ww w. j a v a  2s. c o  m*/
 * Inspects the object type to call the correct JSONArray factory method.
 * Accepts JSON formatted strings, arrays, Collections and Enums.
 *
 * @param object
 * @throws JSONException if the object can not be converted to a proper
 *         JSONArray.
 */
public static JSONArray fromObject(Object object, JsonConfig jsonConfig) {
    if (object instanceof JSONString) {
        return _fromJSONString((JSONString) object, jsonConfig);
    } else if (object instanceof JSONArray) {
        return _fromJSONArray((JSONArray) object, jsonConfig);
    } else if (object instanceof Collection) {
        return _fromCollection((Collection) object, jsonConfig);
    } else if (object instanceof JSONTokener) {
        return _fromJSONTokener((JSONTokener) object, jsonConfig);
    } else if (object instanceof String) {
        return _fromString((String) object, jsonConfig);
    } else if (object != null && object.getClass().isArray()) {
        Class type = object.getClass().getComponentType();
        if (!type.isPrimitive()) {
            return _fromArray((Object[]) object, jsonConfig);
        } else {
            if (type == Boolean.TYPE) {
                return _fromArray((boolean[]) object, jsonConfig);
            } else if (type == Byte.TYPE) {
                return _fromArray((byte[]) object, jsonConfig);
            } else if (type == Short.TYPE) {
                return _fromArray((short[]) object, jsonConfig);
            } else if (type == Integer.TYPE) {
                return _fromArray((int[]) object, jsonConfig);
            } else if (type == Long.TYPE) {
                return _fromArray((long[]) object, jsonConfig);
            } else if (type == Float.TYPE) {
                return _fromArray((float[]) object, jsonConfig);
            } else if (type == Double.TYPE) {
                return _fromArray((double[]) object, jsonConfig);
            } else if (type == Character.TYPE) {
                return _fromArray((char[]) object, jsonConfig);
            } else {
                throw new JSONException("Unsupported type");
            }
        }
    } else if (JSONUtils.isBoolean(object) || JSONUtils.isFunction(object) || JSONUtils.isNumber(object)
            || JSONUtils.isNull(object) || JSONUtils.isString(object) || object instanceof JSON) {
        fireArrayStartEvent(jsonConfig);
        JSONArray jsonArray = new JSONArray().element(object, jsonConfig);
        fireElementAddedEvent(0, jsonArray.get(0), jsonConfig);
        fireArrayStartEvent(jsonConfig);
        return jsonArray;
    } else if (object instanceof Enum) {
        return _fromArray((Enum) object, jsonConfig);
    } else if (object instanceof Annotation || (object != null && object.getClass().isAnnotation())) {
        throw new JSONException("Unsupported type");
    } else if (JSONUtils.isObject(object)) {
        fireArrayStartEvent(jsonConfig);
        JSONArray jsonArray = new JSONArray().element(JSONObject.fromObject(object, jsonConfig));
        fireElementAddedEvent(0, jsonArray.get(0), jsonConfig);
        fireArrayStartEvent(jsonConfig);
        return jsonArray;
    } else {
        throw new JSONException("Unsupported type");
    }
}

---

From source file:org.eiichiro.bootleg.AbstractRequest.java

/**
 * Returns the default value of the specified primitive type.
 * //  w  w w  . j  a  v a2  s .  c  o m
 * @param type The primitive type.
 * @return The default value of the specified primitive type.
 */
protected Object primitive(Type type) {
    Class<?> rawType = Types.getRawType(type);

    if (rawType.equals(Boolean.TYPE)) {
        return (boolean) false;
    } else if (rawType.equals(Character.TYPE)) {
        return (char) 0;
    } else if (rawType.equals(Byte.TYPE)) {
        return (byte) 0;
    } else if (rawType.equals(Double.TYPE)) {
        return (double) 0.0;
    } else if (rawType.equals(Float.TYPE)) {
        return (float) 0.0;
    } else if (rawType.equals(Integer.TYPE)) {
        return (int) 0;
    } else {
        // short.
        return (short) 0;
    }
}

---

From source file:pe.com.mmh.sisgap.utils.BasicDynaBean.java

/**
 * Return the value of a simple property with the specified name.
 *
 * @param name Name of the property whose value is to be retrieved
 *
 * @exception IllegalArgumentException if there is no property
 *  of the specified name//from   w  w  w.j a va2 s . c om
 */
public Object get(String name) {

    // Return any non-null value for the specified property
    Object value = values.get(name);
    if (value != null) {
        return (value);
    }

    // Return a null value for a non-primitive property
    Class type = getDynaProperty(name).getType();
    if (!type.isPrimitive()) {
        return (value);
    }

    // Manufacture default values for primitive properties
    if (type == Boolean.TYPE) {
        return (Boolean.FALSE);
    } else if (type == Byte.TYPE) {
        return (new Byte((byte) 0));
    } else if (type == Character.TYPE) {
        return (new Character((char) 0));
    } else if (type == Double.TYPE) {
        return (new Double((double) 0.0));
    } else if (type == Float.TYPE) {
        return (new Float((float) 0.0));
    } else if (type == Integer.TYPE) {
        return (new Integer((int) 0));
    } else if (type == Long.TYPE) {
        return (new Long((int) 0));
    } else if (type == Short.TYPE) {
        return (new Short((short) 0));
    } else {
        return (null);
    }

}

---

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