Example usage for java.lang.reflect Modifier isStatic

List of usage examples for java.lang.reflect Modifier isStatic

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Introduction

In this page you can find the example usage for java.lang.reflect Modifier isStatic.

Prototype

public static boolean isStatic(int mod)

Source Link

Document

Return true if the integer argument includes the static modifier, false otherwise.

Usage

From source file:Main.java

public static Field[] getAllFiedFromClassAndSuper(Class clazz, boolean needStatic) {
    ArrayList<Field> fields = new ArrayList<>();
    if (clazz != null) {
        Field[] classFields = clazz.getDeclaredFields();
        if (classFields != null) {
            for (Field field : classFields) {
                boolean isStatic = Modifier.isStatic(field.getModifiers());
                if (isStatic && !needStatic) {
                    continue;
                }//from w w  w. j  av  a  2 s  .c  om
                fields.add(field);
            }
        }

        Field[] superFields = getAllFiedFromClassAndSuper(clazz.getSuperclass(), needStatic);
        if (superFields != null) {
            for (Field field : superFields) {
                boolean isStatic = Modifier.isStatic(field.getModifiers());
                if (isStatic && !needStatic) {
                    continue;
                }
                fields.add(field);
            }
        }
    }
    return fields.toArray(new Field[fields.size()]);
}

From source file:Main.java

public static Method getGetter(Object bean, String property) {
    Map<String, Method> cache = GETTER_CACHE.get(bean.getClass());
    if (cache == null) {
        cache = new ConcurrentHashMap<String, Method>();
        for (Method method : bean.getClass().getMethods()) {
            if (Modifier.isPublic(method.getModifiers()) && !Modifier.isStatic(method.getModifiers())
                    && !void.class.equals(method.getReturnType()) && method.getParameterTypes().length == 0) {
                String name = method.getName();
                if (name.length() > 3 && name.startsWith("get")) {
                    cache.put(name.substring(3, 4).toLowerCase() + name.substring(4), method);
                } else if (name.length() > 2 && name.startsWith("is")) {
                    cache.put(name.substring(2, 3).toLowerCase() + name.substring(3), method);
                }/*from   ww w .  j  a  v a2  s.  co m*/
            }
        }
        Map<String, Method> old = GETTER_CACHE.putIfAbsent(bean.getClass(), cache);
        if (old != null) {
            cache = old;
        }
    }
    return cache.get(property);
}

From source file:ReflectionUtils.java

/**
 * Determine whether the given field is a "public static final" constant.
 * @param field the field to check/*from   ww  w.j a v  a2 s  . c om*/
 */
public static boolean isPublicStaticFinal(Field field) {
    int modifiers = field.getModifiers();
    return (Modifier.isPublic(modifiers) && Modifier.isStatic(modifiers) && Modifier.isFinal(modifiers));
}

From source file:com.yahoo.egads.data.JsonEncoder.java

public static void // modifies json_out
        toJson(Object object, JSONStringer json_out) throws Exception {
    json_out.object();//from  w  w w  . j  a  va  2s. c  o  m
    // for each inherited class...
    for (Class c = object.getClass(); c != Object.class; c = c.getSuperclass()) {
        // for each member variable... 
        Field[] fields = c.getDeclaredFields();
        for (Field f : fields) {
            // if variable is static/private... skip it
            if (Modifier.isStatic(f.getModifiers())) {
                continue;
            }
            if (Modifier.isPrivate(f.getModifiers())) {
                continue;
            }
            Object value = f.get(object);

            // if variable is a complex type... recurse on sub-objects
            if (value instanceof JsonAble) {
                json_out.key(f.getName());
                ((JsonAble) value).toJson(json_out);
                // if variable is an array... recurse on sub-objects
            } else if (value instanceof ArrayList) {
                json_out.key(f.getName());
                json_out.array();
                for (Object e : (ArrayList) value) {
                    toJson(e, json_out);
                }
                json_out.endArray();
                // if variable is a simple type... convert to json
            } else {
                json_out.key(f.getName()).value(value);
            }
        }
    }
    json_out.endObject();
}

From source file:Main.java

/**
 * get the method start with 'get' or 'is'.
 *///from   ww w.ja va 2  s  .c  om
public static Method getGetter(Object bean, String property) {
    Map<String, Method> cache = GETTER_CACHE.get(bean.getClass());
    if (cache == null) {
        cache = new ConcurrentHashMap<>();
        for (Method method : bean.getClass().getMethods()) {
            if (Modifier.isPublic(method.getModifiers()) && !Modifier.isStatic(method.getModifiers())
                    && !void.class.equals(method.getReturnType()) && method.getParameterTypes().length == 0) {
                String name = method.getName();
                if (name.length() > 3 && name.startsWith("get")) {
                    cache.put(name.substring(3, 4).toLowerCase() + name.substring(4), method);
                } else if (name.length() > 2 && name.startsWith("is")) {
                    cache.put(name.substring(2, 3).toLowerCase() + name.substring(3), method);
                }
            }
        }
        Map<String, Method> old = GETTER_CACHE.putIfAbsent(bean.getClass(), cache);
        if (old != null) {
            cache = old;
        }
    }
    return cache.get(property);
}

From source file:ReflectUtils.java

/**
 * Adds all static Fields (from Class.getFields) to the list
 * @param aClass/*  ww w. j a  va2  s.  co  m*/
 * @param list
 * @return number of fields added
 */
public static int addStaticFields(Class aClass, List<Member> list) {
    Field[] fields = aClass.getFields();
    for (Field f : fields) {
        if (Modifier.isStatic(f.getModifiers())) {
            list.add(f);
        }
    }
    return fields.length;
}

From source file:ReflectUtils.java

/**
 * Adds all static methods (from Class.getMethodCalls) to the list
 * @param aClass/* ww w  . j  a v  a  2 s.  c  om*/
 * @param list
 * @return number of methods added
 */
public static int addStaticMethods(Class aClass, List<Member> list) {
    Method[] methods = aClass.getMethods();
    for (Method m : methods) {
        if (Modifier.isStatic(m.getModifiers())) {
            list.add(m);
        }
    }
    return methods.length;
}

From source file:com.greenline.hrs.admin.util.db.SchemaExport.java

public static String exportMySQL(Class type) {
    if (type == null) {
        return StringUtils.EMPTY;
    }//www .  jav a2s  .  c om
    String tableName = type.getName().substring(type.getName().lastIndexOf('.') + 1);
    tableName = StringUtil.underscoreName(tableName);
    StringBuilder sb = new StringBuilder();
    sb.append("DROP TABLE IF EXISTS `" + tableName + "`;" + LINUX_LINE_DELIMITER);
    sb.append("CREATE TABLE `");
    sb.append(tableName);
    sb.append("` (" + LINUX_LINE_DELIMITER + LINUX_LINE_DELIMITER);
    sb.append("`id` bigint(20) unsigned NOT NULL AUTO_INCREMENT COMMENT '',");
    Field[] fields = type.getDeclaredFields();
    for (Field field : fields) {
        if (!Modifier.isStatic(field.getModifiers())) {
            sb.append("`" + StringUtil.underscoreName(field.getName()) + "` "
                    + JdbcColumnUtil.getColumeTypeDesc(field.getType()) + " NOT NULL COMMENT '',"
                    + LINUX_LINE_DELIMITER);
        }
    }
    sb.append("PRIMARY KEY (`id`)" + LINUX_LINE_DELIMITER);
    sb.append(") ENGINE=InnoDB DEFAULT CHARSET=utf8;");
    return sb.toString();
}

From source file:edu.temple.cis3238.wiki.parser.TagsFromContentParser.java

/**
 *
 * @param f
 * @return
 */
public static boolean isStaticField(Field f) {
    return Modifier.isStatic(f.getModifiers());
}

From source file:Main.java

/**
 * get all fields for a class/* w w w. j  av  a 2s . co  m*/
 *
 * @param type
 * @return all fields indexed by their names
 */
private static Map<String, Field> getAllFields(Class<?> type) {
    Map<String, Field> fields = new HashMap<String, Field>();
    Class<?> currentType = type;
    while (!currentType.equals(Object.class)) {
        for (Field field : currentType.getDeclaredFields()) {
            int mod = field.getModifiers();
            /*
             * by convention, our fields should not have any modifier
             */
            if (mod == 0 || Modifier.isProtected(mod) && !Modifier.isStatic(mod)) {
                fields.put(field.getName(), field);
            }
        }
        currentType = currentType.getSuperclass();
    }
    return fields;
}