| /* |
| * 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.commons.io.charset; |
| |
| import java.nio.charset.Charset; |
| import java.nio.charset.CharsetEncoder; |
| import java.util.function.Supplier; |
| |
| /** |
| * Works with {@link CharsetEncoder}. |
| * |
| * @since 2.12.0 |
| */ |
| public final class CharsetEncoders { |
| |
| /** |
| * Returns the given non-null CharsetEncoder or a new default CharsetEncoder. |
| * |
| * @param charsetEncoder The CharsetEncoder to test. |
| * @return the given non-null CharsetEncoder or a new default CharsetEncoder. |
| */ |
| public static CharsetEncoder toCharsetEncoder(final CharsetEncoder charsetEncoder) { |
| return toCharsetEncoder(charsetEncoder, () -> Charset.defaultCharset().newEncoder()); |
| } |
| |
| /** |
| * Returns the given non-null CharsetEncoder or a new default CharsetEncoder. |
| * |
| * @param charsetEncoder The CharsetEncoder to test. |
| * @param defaultSupplier The CharsetEncoder supplier to get when charsetEncoder is null. |
| * @return the given non-null CharsetEncoder or a new default CharsetEncoder. |
| * @since 2.13.0 |
| */ |
| public static CharsetEncoder toCharsetEncoder(final CharsetEncoder charsetEncoder, final Supplier<CharsetEncoder> defaultSupplier) { |
| return charsetEncoder != null ? charsetEncoder : defaultSupplier.get(); |
| } |
| |
| /** No instances. */ |
| private CharsetEncoders() { |
| // No instances. |
| } |
| |
| } |