Class InterceptorBinding

core/src/com/google/inject/spi/InterceptorBinding.java:44–92

Registration of interceptors for matching methods of matching classes. Instances are created explicitly in a module using com.google.inject.Binder#bindInterceptor( Matcher, Matcher, MethodInterceptor[]) bindInterceptor() statements: bindInterceptor(Matchers.subclassesOf(MyAction.c

 * @since 2.0
 */
public final class InterceptorBinding implements Element {
  private final Object source;
  private final Matcher<? super Class<?>> classMatcher;
  private final Matcher<? super Method> methodMatcher;
  private final ImmutableList<MethodInterceptor> interceptors;

  InterceptorBinding(
      Object source,
      Matcher<? super Class<?>> classMatcher,
      Matcher<? super Method> methodMatcher,
      MethodInterceptor[] interceptors) {
    this.source = checkNotNull(source, "source");
    this.classMatcher = checkNotNull(classMatcher, "classMatcher");
    this.methodMatcher = checkNotNull(methodMatcher, "methodMatcher");
    this.interceptors = ImmutableList.copyOf(interceptors);
  }

  @Override
  public Object getSource() {
    return source;
  }

  public Matcher<? super Class<?>> getClassMatcher() {
    return classMatcher;
  }

  public Matcher<? super Method> getMethodMatcher() {
    return methodMatcher;
  }

  public List<MethodInterceptor> getInterceptors() {
    return interceptors;
  }

  @Override
  public <T> T acceptVisitor(ElementVisitor<T> visitor) {
    return visitor.visit(this);
  }

  @Override
  public void applyTo(Binder binder) {
    binder
        .withSource(getSource())
        .bindInterceptor(
            classMatcher,
            methodMatcher,
            interceptors.toArray(new MethodInterceptor[interceptors.size()]));
  }
}