* by concurrently running mojo executions. To prevent race conditions, an aggregating execution will block
     * all other executions until finished.
     * We also lock on a given project to forbid a forked lifecycle to be executed concurrently with the project.
     * TODO: ideally, the builder should take care of the ordering in a smarter way

    public void execute(MavenSession session) {
        lifecycleStarter.execute(session);
    }

    // These methods deal with construction intact Plugin object that look like they come from a standard
    // <plugin/> block in a Maven POM. We have to do some wiggling to pull the sources of information
    // together and this really shows the problem of constructing a sensible default configuration but

            url = "file://" + url.substring("file:".length());
        }

        // So now we have an url of the form file://<path>

        // We want to eliminate any relative path nonsense and lock down the path so we
        // need to fully resolve it before any submodules use the path. This can happen
        // when you are using a custom settings.xml that contains a relative path entry

pository.exception.ComponentLifecycleEx; } org/codehaus/plexus/component/manager/ClassicSingletonComp.class package org.codehaus.plexus.component.manager; public synchronized class ClassicSingletonComp extends AbstractComponentMan { private Object lock; private java.util.Map singletonMap; public void ClassicSingletonComp(); public void release(Object) throws org.codehaus.plexus.component.repository.exception.ComponentLifecycleEx; public void dispose() throws org.codehaus.plexus.component.reposit...

pository.exception.ComponentLifecycleEx; } org/codehaus/plexus/component/manager/ClassicSingletonComp.class package org.codehaus.plexus.component.manager; public synchronized class ClassicSingletonComp extends AbstractComponentMan { private Object lock; private java.util.Map singletonMap; public void ClassicSingletonComp(); public void release(Object) throws org.codehaus.plexus.component.repository.exception.ComponentLifecycleEx; public void dispose() throws org.codehaus.plexus.component.reposit...

pository.exception.ComponentLifecycleEx; } org/codehaus/plexus/component/manager/ClassicSingletonComp.class package org.codehaus.plexus.component.manager; public synchronized class ClassicSingletonComp extends AbstractComponentMan { private Object lock; private java.util.Map singletonMap; public void ClassicSingletonComp(); public void release(Object) throws org.codehaus.plexus.component.repository.exception.ComponentLifecycleEx; public void dispose() throws org.codehaus.plexus.component.reposit...

            }
            this.parentCache = new ConcurrentHashMap<>();
        }

        ExecutorService createExecutor(int parallelism) {
            //
            // We need an executor that will not block.
            // We can't use work stealing, as we are building a graph
            // and this could lead to cycles where a thread waits for
            // a task to finish, then execute another one which waits

pository.exception.ComponentLifecycleEx; } org/codehaus/plexus/component/manager/ClassicSingletonComp.class package org.codehaus.plexus.component.manager; public synchronized class ClassicSingletonComp extends AbstractComponentMan { private Object lock; private java.util.Map singletonMap; public void ClassicSingletonComp(); public void release(Object) throws org.codehaus.plexus.component.repository.exception.ComponentLifecycleEx; public void dispose() throws org.codehaus.plexus.component.reposit...

        return () -> {
            LinkedList<ScopeState> stack = values.get();
            if (stack == null || stack.isEmpty()) {
                throw new OutOfScopeException("Cannot access " + key + " outside of a scoping block");
            }

            ScopeState state = stack.getFirst();

            Provider<?> seeded = state.seeded.get(key);

            if (seeded != null) {
                return (T) seeded.get();

        if (metadataFile.length() == 0) {
            if (!metadataFile.delete()) {
                // sleep for 10ms just in case this is windows holding a file lock
                try {
                    Thread.sleep(10);
                } catch (InterruptedException e) {
                    // ignore
                }