| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more contributor license |
| * agreements. See the NOTICE file distributed with this work for additional information regarding |
| * copyright ownership. The ASF licenses this file to You under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance with the License. You may obtain a |
| * copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software distributed under the License |
| * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express |
| * or implied. See the License for the specific language governing permissions and limitations under |
| * the License. |
| */ |
| |
| package org.apache.geode.rest.internal.web.util; |
| |
| import org.springframework.util.StringUtils; |
| |
| import org.apache.geode.internal.lang.ClassUtils; |
| |
| /** |
| * The NumberUtils class is a utility class for working with numbers. |
| * <p/> |
| * |
| * @see java.lang.Number |
| * @since GemFire 8.0 |
| */ |
| @SuppressWarnings("unused") |
| public abstract class NumberUtils { |
| |
| public static boolean isNumeric(String value) { |
| value = String.valueOf(value).trim(); // guard against null |
| |
| for (char chr : value.toCharArray()) { |
| if (!Character.isDigit(chr)) { |
| return false; |
| } |
| } |
| |
| return true; |
| } |
| |
| public static Long longValue(final Object value) { |
| if (value instanceof Number) { |
| return Long.valueOf(((Number) value).longValue()); |
| } |
| return parseLong(String.valueOf(value)); |
| } |
| |
| public static Long parseLong(final String value) { |
| try { |
| return Long.parseLong(StringUtils.trimAllWhitespace(value)); |
| } catch (NumberFormatException ignore) { |
| return null; |
| } |
| } |
| |
| public static boolean isPrimitiveOrWrapper(Class<?> klass) { |
| return Byte.class.equals(klass) || byte.class.equals(klass) || Short.class.equals(klass) |
| || short.class.equals(klass) || Integer.class.equals(klass) || int.class.equals(klass) |
| || Long.class.equals(klass) || long.class.equals(klass) || Float.class.equals(klass) |
| || float.class.equals(klass) || Double.class.equals(klass) || double.class.equals(klass) |
| || Boolean.class.equals(klass) || boolean.class.equals(klass) || String.class.equals(klass); |
| } |
| |
| public static boolean isPrimitiveOrObject(final String type) { |
| return "byte".equalsIgnoreCase(type) || "short".equalsIgnoreCase(type) |
| || "int".equalsIgnoreCase(type) || "long".equalsIgnoreCase(type) |
| || "float".equalsIgnoreCase(type) || "double".equalsIgnoreCase(type) |
| || "boolean".equalsIgnoreCase(type) || "string".equalsIgnoreCase(type); |
| } |
| |
| public static boolean isValuePrimitiveType(final Object value) { |
| return Byte.class.equals(ClassUtils.getClass(value)) |
| || Short.class.equals(ClassUtils.getClass(value)) |
| || Integer.class.equals(ClassUtils.getClass(value)) |
| || Long.class.equals(ClassUtils.getClass(value)) |
| || Float.class.equals(ClassUtils.getClass(value)) |
| || Double.class.equals(ClassUtils.getClass(value)) |
| || Boolean.class.equals(ClassUtils.getClass(value)) |
| || String.class.equals(ClassUtils.getClass(value)); |
| } |
| } |