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MultibindToMapExample.java
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MultibindToMapExample.java
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import io.activej.inject.Injector;
import io.activej.inject.Key;
import io.activej.inject.module.Module;
import io.activej.inject.module.ModuleBuilder;
import java.util.HashMap;
import java.util.Map;
public final class MultibindToMapExample {
public static void main(String[] args) {
//[START MODULES]
Key<Map<Integer, String>> mapKey = new Key<Map<Integer, String>>() {};
Module module1 = ModuleBuilder.create()
.bind(mapKey).to(() -> {
Map<Integer, String> map = new HashMap<>();
map.put(1, "one");
map.put(2, "two");
map.put(3, "three");
return map;
})
.build();
Module module2 = ModuleBuilder.create()
.bind(mapKey).to(() -> {
Map<Integer, String> map = new HashMap<>();
map.put(4, "four");
map.put(5, "five");
map.put(6, "six");
return map;
})
.build();
//[END MODULES]
//[START MULTIBINDER]
Module multibinderModule = ModuleBuilder.create()
.multibindToMap(Integer.class, String.class)
.build();
//[END MULTIBINDER]
//[START INJECTOR]
Injector injector = Injector.of(module1, module2, multibinderModule);
System.out.println(injector.getInstance(mapKey));
//[END INJECTOR]
}
}