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Diffstat (limited to 'src/com/android/tv/util/StringUtils.java')
-rw-r--r-- | src/com/android/tv/util/StringUtils.java | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/src/com/android/tv/util/StringUtils.java b/src/com/android/tv/util/StringUtils.java new file mode 100644 index 00000000..659807e2 --- /dev/null +++ b/src/com/android/tv/util/StringUtils.java @@ -0,0 +1,38 @@ +/* + * Copyright (C) 2015 The Android Open Source Project + * + * Licensed 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 com.android.tv.util; + +/** + * Utility class for handling {@link String}. + */ +public final class StringUtils { + + private StringUtils() { } + + /** + * Returns compares two strings lexicographically and handles null values quietly. + */ + public static int compare(String a, String b) { + if (a == null) { + return b == null ? 0 : -1; + } + if (b == null) { + return 1; + } + return a.compareTo(b); + } +} |