Java AbstractModule類代碼示例

import org.elasticsearch.common.inject.AbstractModule; //導入依賴的package包/類
private RecordingBinder(Stage stage) {
    this.stage = stage;
    this.modules = new HashSet<>();
    this.elements = new ArrayList<>();
    this.source = null;
    this.sourceProvider = new SourceProvider().plusSkippedClasses(
            Elements.class, RecordingBinder.class, AbstractModule.class,
            ConstantBindingBuilderImpl.class, AbstractBindingBuilder.class, BindingBuilder.class);
    this.parent = null;
    this.privateElements = null;
}
 

import org.elasticsearch.common.inject.AbstractModule; //導入依賴的package包/類
private RecordingBinder(Stage stage) {
    this.stage = stage;
    this.modules = Sets.newHashSet();
    this.elements = new ArrayList<>();
    this.source = null;
    this.sourceProvider = new SourceProvider().plusSkippedClasses(
            Elements.class, RecordingBinder.class, AbstractModule.class,
            ConstantBindingBuilderImpl.class, AbstractBindingBuilder.class, BindingBuilder.class);
    this.parent = null;
    this.privateElements = null;
}
 

import org.elasticsearch.common.inject.AbstractModule; //導入依賴的package包/類
/**
 * Creates a child injector that binds the args, and returns the binding for the method's result.
 */
public Binding<?> getBindingFromNewInjector(final Method method, final Object[] args) {
    checkState(injector != null,
            "Factories.create() factories cannot be used until they're initialized by Guice.");

    final Key<?> returnType = returnTypesByMethod.get(method);

    Module assistedModule = new AbstractModule() {
        @Override
        @SuppressWarnings("unchecked") // raw keys are necessary for the args array and return value
        protected void configure() {
            Binder binder = binder().withSource(method);

            int p = 0;
            for (Key<?> paramKey : paramTypes.get(method)) {
                // Wrap in a Provider to cover null, and to prevent Guice from injecting the parameter
                binder.bind((Key) paramKey).toProvider(Providers.of(args[p++]));
            }

            if (producedType != null && !returnType.equals(producedType)) {
                binder.bind(returnType).to((Key) producedType);
            } else {
                binder.bind(returnType);
            }
        }
    };

    Injector forCreate = injector.createChildInjector(assistedModule);
    return forCreate.getBinding(returnType);
}
 

import org.elasticsearch.common.inject.AbstractModule; //導入依賴的package包/類
@Override
public Collection<Module> createGuiceModules() {
    LOGGER.info("Registering new scalar function using MapBinder");
    return Collections.singletonList(new AbstractModule() {
        @Override
        protected void configure() {
            MapBinder<FunctionIdent, FunctionImplementation> functionBinder =
                    MapBinder.newMapBinder(binder(), FunctionIdent.class, FunctionImplementation.class);
            functionBinder.addBinding(new FunctionIdent(
                                              IsEvenScalarFunction.NAME,
                                              Collections.singletonList(DataTypes.LONG))
                                     ).toInstance(new IsEvenScalarFunction());
        }
    });
}