fileString = interpolator.interpolate(fileString, "").replace("\\", "/");
                    File file = new File(fileString);
                    return !file.exists();
                }
            } catch (InterpolationException e) {
                if (logger.isDebugEnabled()) {
                    logger.debug("Failed to interpolate missing file location for profile activator: " + fileString, e);
                } else {

            for (ValueSource vs : valueSources) {
                interpolator.addValueSource(vs);
            }

            for (InterpolationPostProcessor postProcessor : postProcessors) {
                interpolator.addPostProcessor(postProcessor);
            }

            try {
                try {
                    result = interpolator.interpolate(result, recursionInterceptor);

        } finally {
            getInterpolator().clearAnswers();
        }
    }

    @Override
    protected Interpolator createInterpolator() {
        StringSearchInterpolator interpolator = new StringSearchInterpolator();
        interpolator.setCacheAnswers(true);

        return interpolator;
    }

    private static final class InterpolateObjectAction implements PrivilegedAction<ModelInterpolationException> {

    interface Transformer {
        /**
         * Interpolate the value read from the xml document
         *
         * @param source    The source value
         * @param fieldName A description of the field being interpolated. The implementation may use this to
         *                  log stuff.
         * @return the interpolated value
         */
        String transform(String source, String fieldName);
    }

 */
package org.apache.maven.project.interpolation;

import java.io.IOException;
import java.util.Properties;

import org.apache.maven.project.path.PathTranslator;
import org.codehaus.plexus.interpolation.Interpolator;
import org.codehaus.plexus.interpolation.RegexBasedInterpolator;

/**
 * Use a regular expression search to find and resolve expressions within the POM.
 *

        if (path == null || path.isEmpty()) {
            // TODO This replacing shouldn't be necessary as user.home should be in the
            // context of the container and thus the value would be interpolated by Plexus
            String basedir = System.getProperty(basedirSysProp);
            if (basedir == null) {
                basedir = System.getProperty("user.dir");
            }

            for (int j = 0; j < max; j++) {
                final int i = dcListCounter++ % max;
                if (this.dcList[i] != null) {
                    try {
                        return interrogate(getTransportContext(), this.dcList[i]);
                    } catch (final SmbException se) {
                        log.warn("Failed validate DC: " + this.dcList[i], se);
                    }

    static NbtAddress[] dc_list = null;
    static long dc_list_expiration;
    static int dc_list_counter;

    private static NtlmChallenge interrogate(final NbtAddress addr) throws SmbException {
        final UniAddress dc = new UniAddress(addr);
        final SmbTransport trans = SmbTransport.getSmbTransport(dc, 0);
        if (USERNAME == null) {

        The {@code <parent>} element contains information required to locate the parent project from which
        this project will inherit from.
        <p><strong>Note:</strong> The children of this element are not interpolated and must be given as literal values.</p>
        ]]>
      </description>
      <fields>
        <field>
          <name>groupId</name>
          <version>4.0.0+</version>