}

    private static Predicate<Artifact> toPredicate(Exclusion exclusion) {
        PathMatcher groupId = FileSystems.getDefault().getPathMatcher("glob:" + exclusion.getGroupId());
        PathMatcher artifactId = FileSystems.getDefault().getPathMatcher("glob:" + exclusion.getArtifactId());
        Predicate<Artifact> predGroupId = a -> groupId.matches(createPathProxy(a.getGroupId()));

    }

    /**
     * Removes the leading directory separator from the specified filesystem path (if any). For platform-independent
     * behavior, this method accepts both the forward slash and the backward slash as separator.
     *
     * @param path The filesystem path, may be <code>null</code>.
     * @return The altered filesystem path or <code>null</code> if the input path was <code>null</code>.
     */

          <description>
            <![CDATA[
            FOR SYSTEM SCOPE ONLY. Note that use of this property is <b>discouraged</b>
            and may be replaced in later versions. This specifies the path on the filesystem
            for this dependency.
            Requires an absolute path for the value, not relative.
            Use a property that gives the machine specific absolute path,
            e.g. {@code ${java.home}}.

 */
package org.apache.maven.toolchain;

import java.io.File;

import org.apache.maven.toolchain.model.PersistedToolchains;

/**
 * Builds the toolchains model from a previously configured filesystem path to the toolchains file.
 * <strong>Note:</strong> This is an internal component whose interface can change without prior notice.
 *
 * @deprecated use {@link org.apache.maven.toolchain.building.ToolchainsBuilder} instead

     */
    public static final String CONSTITUTES_BUILD_PATH = "constitutesBuildPath";

    /**
     * The (expected) path to the artifact on the local filesystem. An artifact which has this property set is assumed
     * to be not present in any regular repository and likewise has no artifact descriptor. Artifact resolution will

  This one is obvious...we only have access to the repositories using
  the file:// protocol and living on a truly local filesystem when
  offline.

** Plugin Resolution

  This is similar to dependency resolution. Plugin repositories not
  using file:// or not residing on a local (not shared) filesystem will
  be unavailable.


* Implications for Mojo Execution

** Deployment mojos

    echo "The java(1) command does not exist in PATH nor is JAVA_HOME set, so Apache Maven cannot be started." >&2
    exit 1
  fi
fi

# traverses directory structure from process work directory to filesystem root
# first directory with .mvn subdirectory is considered project base directory
find_maven_basedir() {
(
  basedir=`find_file_argument_basedir "$@"`
  wdir="$basedir"
  while [ "$wdir" != '/' ] ; do

 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven.configuration;

import java.io.File;

/**
 * Postprocesses filesystem paths. For instance, a path translator might want to resolve relative paths given in the
 * bean configuration against some base directory.
 *
 */
public interface BeanConfigurationPathTranslator {

    /**

     * <li>The name of the child's base directory matches the artifact id of the child.</li>
     * </ul>
     * Note that for the sake of independence from the user
     * environment, the filesystem is intentionally not used for the calculation.</p>
     *
     * @param child The child model, must not be <code>null</code>.
     * @param parent The parent model, may be <code>null</code>.

        // I'm fully aware that the file could just be moved using File.rename but
        // there are bugs in various JVM that have problems doing this across
        // different filesystem. So we'll incur the small hit to actually copy
        // here and be safe. jvz.
        // ----------------------------------------------------------------------------

        try {