1 /** 2 * Copyright (C) 2015 Google Inc. 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.google.inject.spi; 18 19 import static com.google.common.base.Preconditions.checkNotNull; 20 21 import com.google.inject.Binder; 22 import com.google.inject.internal.Errors; 23 24 /** 25 * Represents a call to {@link Binder#scanModulesForAnnotatedMethods} in a module. 26 * 27 * @author sameb (at) google.com (Sam Berlin) 28 * @since 4.0 29 */ 30 public final class ModuleAnnotatedMethodScannerBinding implements Element { 31 private final Object source; 32 private final ModuleAnnotatedMethodScanner scanner; 33 34 public ModuleAnnotatedMethodScannerBinding(Object source, ModuleAnnotatedMethodScanner scanner) { 35 this.source = checkNotNull(source, "source"); 36 this.scanner = checkNotNull(scanner, "scanner"); 37 } 38 39 public Object getSource() { 40 return source; 41 } 42 43 public ModuleAnnotatedMethodScanner getScanner() { 44 return scanner; 45 } 46 47 public <T> T acceptVisitor(ElementVisitor<T> visitor) { 48 return visitor.visit(this); 49 } 50 51 public void applyTo(Binder binder) { 52 binder.withSource(getSource()).scanModulesForAnnotatedMethods(scanner); 53 } 54 55 @Override public String toString() { 56 return scanner + " which scans for " + scanner.annotationClasses() 57 + " (bound at " + Errors.convert(source) + ")"; 58 } 59 } 60