[picocontainer-scm] [jira] (PICO-388) Multiple types of injection with @Inject annotation

Michael Rimov
created PICO-388

Multiple types of injection with @Inject annotation

Issue Type:

Bug

Affects Versions:

3.0

Assignee:

Paul Hammant

Components:

PicoContainer (Java)

Created:

07/Jul/12 4:03 PM

Description:

Discussed here:

http://article.gmane.org/gmane.comp.java.picocontainer.user/1293/match=inject

and other places in the mailing list.

@Test
public void testComponentCanUseConstructorAndAtInjectWithoutAnInitMethod() {

final MutablePicoContainer pico = new DefaultPicoContainer();
pico.addComponent(Carrot.class)
.addComponent(Cheese.class)
.addComponent(Mixer.class);

// fails with org.picocontainer.PicoCompositionException: java.lang.NoSuchMethodException: ...$Mixer.<init>()
final Utensil u = pico.getComponent(Utensil.class);
assertEquals("Mixing carrot with some cheese", u.use());
}

public static final class Cheese {
}

public static final class Carrot {
}

public static interface Utensil {
String use();
}

public static class Spoon implements Utensil {
public String use() {
return "there is no spoon";
}
}

public static class Mixer implements Utensil {
private final Cheese cheese;
@Inject
private Carrot veg;

public Mixer(Cheese cheese) {
this.cheese = cheese;
}

public String use() {
return "Mixing " + simpleClassNameOrNull(veg) + " with some " + simpleClassNameOrNull(cheese);
}
}

private static String simpleClassNameOrNull(Object o) {
return o == null ? null : o.getClass().getSimpleName().toLowerCase();
}

Fix Versions:

3.0

Project:

PicoContainer

Priority:

Major

Reporter:

Michael Rimov

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