01 /*
02 * SPDX-License-Identifier: Apache-2.0
03 *
04 * Copyright 2008-2017 the original author or authors.
05 *
06 * Licensed under the Apache License, Version 2.0 (the "License");
07 * you may not use this file except in compliance with the License.
08 * You may obtain a copy of the License at
09 *
10 * http://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
17 */
18 package griffon.javafx.util;
19
20 import javax.annotation.Nonnull;
21 import java.util.function.Function;
22
23 import static java.util.Objects.requireNonNull;
24
25 /**
26 * @author Andres Almiray
27 * @since 2.11.0
28 */
29 public class ToStringOnlyStringConverter<T> extends StringConverterAdapter<T> {
30 private final Function<T, String> converter;
31
32 public ToStringOnlyStringConverter() {
33 this(t -> t == null ? "" : String.valueOf(t));
34 }
35
36 public ToStringOnlyStringConverter(@Nonnull Function<T, String> converter) {
37 this.converter = requireNonNull(converter, "Argument 'converter' must not be null");
38 }
39
40 @Override
41 public String toString(T object) {
42 return converter.apply(object);
43 }
44 }
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