View Javadoc
1   /*
2    * Copyright 2001-2005 The Apache Software Foundation.
3    *
4    * Licensed under the Apache License, Version 2.0 (the "License");
5    * you may not use this file except in compliance with the License.
6    * You may obtain a copy of the License at
7    *
8    *      http://www.apache.org/licenses/LICENSE-2.0
9    *
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS,
12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   * See the License for the specific language governing permissions and
14   * limitations under the License.
15   */
16  package org.apache.logging.log4j.catalog.api.util;
17  
18  /**
19   *
20   */
21  public final class StringUtils {
22  
23      private StringUtils() {
24      }
25  
26      public static final boolean isBlank(String value) {
27          return value == null || value.length() == 0;
28      }
29  
30      public static void appendNewline(StringBuilder builder) {
31          if (builder.length() > 0) {
32              builder.append("\n");
33          }
34      }
35  }