import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.TreeSet;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.locks.Lock;
import java.util.concurrent.locks.ReentrantLock;
import java.util.concurrent.locks.ReentrantReadWriteLock;

import org.apache.maven.api.SessionData;
import org.apache.maven.api.services.MessageBuilderFactory;
import org.apache.maven.artifact.Artifact;

        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
                }

                return;
            }

            FileChannel channel = null;
            FileLock lock = null;
            try {
                Properties props = new Properties();

                channel = new RandomAccessFile(touchfile, "rw").getChannel();
                lock = channel.lock();

                if (touchfile.canRead()) {

            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...

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

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...

    }

    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