com.google.inject.internal.ExposedBindingImpl Maven / Gradle / Ivy

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package com.google.inject.internal;

import com.google.common.base.MoreObjects;
import com.google.common.collect.ImmutableSet;
import com.google.inject.Binder;
import com.google.inject.Injector;
import com.google.inject.Key;
import com.google.inject.spi.BindingTargetVisitor;
import com.google.inject.spi.Dependency;
import com.google.inject.spi.ExposedBinding;
import com.google.inject.spi.PrivateElements;

import java.util.Set;

public final class ExposedBindingImpl extends BindingImpl implements ExposedBinding {

    private final PrivateElements privateElements;

    public ExposedBindingImpl(InjectorImpl injector, Object source, Key key,
                              InternalFactory factory, PrivateElements privateElements) {
        super(injector, key, source, factory, Scoping.UNSCOPED);
        this.privateElements = privateElements;
    }

    @Override
    public  V acceptTargetVisitor(BindingTargetVisitor visitor) {
        return visitor.visit(this);
    }

    @Override
    public Set> getDependencies() {
        return ImmutableSet.>of(Dependency.get(Key.get(Injector.class)));
    }

    @Override
    public PrivateElements getPrivateElements() {
        return privateElements;
    }

    @Override
    public String toString() {
        return MoreObjects.toStringHelper(ExposedBinding.class)
                .add("key", getKey())
                .add("source", getSource())
                .add("privateElements", privateElements)
                .toString();
    }

    public void applyTo(Binder binder) {
        throw new UnsupportedOperationException("This element represents a synthetic binding.");
    }

    // Purposely does not override equals/hashcode, because exposed bindings are only equal to
    // themselves right now -- that is, there cannot be "duplicate" exposed bindings.
}