MojoExecutionScope.java
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
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* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
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package org.apache.maven.execution.scope.internal;
import java.util.Collection;
import java.util.IdentityHashMap;
import com.google.inject.Key;
import com.google.inject.Provider;
import com.google.inject.Scope;
import com.google.inject.name.Named;
import org.apache.maven.execution.MojoExecutionEvent;
import org.apache.maven.execution.MojoExecutionListener;
import org.apache.maven.execution.scope.WeakMojoExecutionListener;
import org.apache.maven.plugin.MojoExecutionException;
/**
* MojoExecutionScope
*/
public class MojoExecutionScope extends org.apache.maven.impl.di.MojoExecutionScope
implements Scope, MojoExecutionListener {
public <T> void seed(Class<T> clazz, Provider<T> value) {
getScopeState().seed(clazz, value::get);
}
@Override
public <T> Provider<T> scope(final Key<T> key, Provider<T> unscoped) {
Object qualifier = key.getAnnotation() instanceof Named n ? n.value() : key.getAnnotation();
org.apache.maven.di.Key<T> k =
org.apache.maven.di.Key.ofType(key.getTypeLiteral().getType(), qualifier);
return scope(k, unscoped::get)::get;
}
public static <T> Provider<T> seededKeyProvider(Class<? extends T> clazz) {
return MojoExecutionScope.<T>seededKeySupplier(clazz)::get;
}
@Override
public void beforeMojoExecution(MojoExecutionEvent event) throws MojoExecutionException {
for (WeakMojoExecutionListener provided : getProvidedListeners()) {
provided.beforeMojoExecution(event);
}
}
@Override
public void afterMojoExecutionSuccess(MojoExecutionEvent event) throws MojoExecutionException {
for (WeakMojoExecutionListener provided : getProvidedListeners()) {
provided.afterMojoExecutionSuccess(event);
}
}
@Override
public void afterExecutionFailure(MojoExecutionEvent event) {
for (WeakMojoExecutionListener provided : getProvidedListeners()) {
provided.afterExecutionFailure(event);
}
}
private Collection<WeakMojoExecutionListener> getProvidedListeners() {
// the same instance can be provided multiple times under different Key's
// deduplicate instances to avoid redundant beforeXXX/afterXXX callbacks
IdentityHashMap<WeakMojoExecutionListener, Object> listeners = new IdentityHashMap<>();
for (Object provided : getScopeState().provided()) {
if (provided instanceof WeakMojoExecutionListener weakMojoExecutionListener) {
listeners.put(weakMojoExecutionListener, null);
}
}
return listeners.keySet();
}
}