| /** |
| * Copyright (C) 2008 Google Inc. |
| * |
| * 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.google.inject.spi; |
| |
| import static com.google.common.base.Preconditions.checkNotNull; |
| import com.google.inject.TypeLiteral; |
| import com.google.inject.matcher.Matcher; |
| |
| /** |
| * Registration of type converters for matching target types. Instances are created |
| * explicitly in a module using {@link com.google.inject.Binder#convertToTypes(Matcher, |
| * TypeConverter) convertToTypes()} statements: |
| * <pre> |
| * convertToTypes(Matchers.only(DateTime.class), new DateTimeConverter());</pre> |
| * |
| * @author jessewilson@google.com (Jesse Wilson) |
| * @since 2.0 |
| */ |
| public final class TypeConverterBinding implements Element { |
| private final Object source; |
| private final Matcher<? super TypeLiteral<?>> typeMatcher; |
| private final TypeConverter typeConverter; |
| |
| TypeConverterBinding(Object source, Matcher<? super TypeLiteral<?>> typeMatcher, |
| TypeConverter typeConverter) { |
| this.source = checkNotNull(source, "source"); |
| this.typeMatcher = checkNotNull(typeMatcher, "typeMatcher"); |
| this.typeConverter = checkNotNull(typeConverter, "typeConverter"); |
| } |
| |
| public Object getSource() { |
| return source; |
| } |
| |
| public Matcher<? super TypeLiteral<?>> getTypeMatcher() { |
| return typeMatcher; |
| } |
| |
| public TypeConverter getTypeConverter() { |
| return typeConverter; |
| } |
| |
| public <T> T acceptVisitor(ElementVisitor<T> visitor) { |
| return visitor.visitTypeConverterBinding(this); |
| } |
| } |