/*
 * 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.Binder;
import com.google.inject.TypeLiteral;
import com.google.inject.internal.Errors;
import com.google.inject.matcher.Matcher;

Registration of type converters for matching target types. Instances are created explicitly in a module using convertToTypes() statements:
    convertToTypes(Matchers.only(TypeLiteral.get(DateTime.class)), new DateTimeConverter());
Author:jessewilson@google.com (Jesse Wilson)
Since:2.0
/** * 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(TypeLiteral.get(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;
Since:3.0
/** @since 3.0 */
public TypeConverterBinding( Object source, Matcher<? super TypeLiteral<?>> typeMatcher, TypeConverter typeConverter) { this.source = checkNotNull(source, "source"); this.typeMatcher = checkNotNull(typeMatcher, "typeMatcher"); this.typeConverter = checkNotNull(typeConverter, "typeConverter"); } @Override public Object getSource() { return source; } public Matcher<? super TypeLiteral<?>> getTypeMatcher() { return typeMatcher; } public TypeConverter getTypeConverter() { return typeConverter; } @Override public <T> T acceptVisitor(ElementVisitor<T> visitor) { return visitor.visit(this); } @Override public void applyTo(Binder binder) { binder.withSource(getSource()).convertToTypes(typeMatcher, typeConverter); } @Override public String toString() { return typeConverter + " which matches " + typeMatcher + " (bound at " + Errors.convert(source) + ")"; } }