@Override
    public PersistedToolchains build(File userToolchainsFile) throws MisconfiguredToolchainException {
        PersistedToolchains toolchains = null;

        if (userToolchainsFile != null && userToolchainsFile.isFile()) {
            try (InputStream in = Files.newInputStream(userToolchainsFile.toPath())) {
                toolchains = new PersistedToolchains(new MavenToolchainsStaxReader().read(in));

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

/**
 *
 * @since 4.0.0
 */
@Experimental
public interface ToolchainsBuilderResult extends Result<ToolchainsBuilderRequest> {
    /**
     * Gets the assembled toolchains.
     *
     * @return the assembled toolchains, never {@code null}
     */
    @Nonnull
    PersistedToolchains getEffectiveToolchains();

    /**

 * specific language governing permissions and limitations
 * under the License.
 */
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.
 *

        }
                ]]>
          </code>
        </codeSegment>
      </codeSegments>
    </class>
    <class rootElement="true" xml.tagName="toolchains" xsd.compositor="sequence">
      <name>PersistedToolchains</name>
      <superClass>TrackableBase</superClass>
      <description>
        The {@code &lt;toolchains&gt;} element is the root of the descriptor.
        The following table lists all the possible child elements.