* the actual communication with the repository happens via a repository connector. As a minimum, the legacy system
     * needs to retain the id of this layout so that the content type of the remote repository can still be accurately
     * described.
     */
    static class UnknownRepositoryLayout implements ArtifactRepositoryLayout {

        private final String id;

    }

    public void debug(CharSequence content) {
        if (isDebugEnabled()) {
            logger.debug(toString(content));
        }
    }

    private String toString(CharSequence content) {
        if (content == null) {
            return "";
        } else {
            return content.toString();
        }
    }

    @Override
    public void debug(CharSequence content, Throwable error) {

     *
     * @param content
     */
    void debug(CharSequence content);

    /**
     * Send a message (and accompanying exception) to the user in the <b>debug</b> error level.<br>
     * The error's stacktrace will be output when this error level is enabled.
     *
     * @param content
     * @param error
     */
    void debug(CharSequence content, Throwable error);

    /**

     *
     * @param content The String representation, may be empty or {@code null}.
     * @param location The location to report for this use, may be {@code null}.
     */
    public StringSource(CharSequence content, String location) {
        this.content = (content != null) ? content.toString() : "";
        this.location = (location != null) ? location : "(memory)";
        this.hashCode = this.content.hashCode();
    }

http://xmlpull.org/v1/doc/properties.html#xmldecl-version; protected static final String PROPERTY_XMLDECL_STANDALONE = http://xmlpull.org/v1/doc/properties.html#xmldecl-standalone; protected static final String PROPERTY_XMLDECL_CONTENT = http://xmlpull.org/v1/doc/properties.html#xmldecl-content; protected static final String PROPERTY_LOCATION = http://xmlpull.org/v1/doc/properties.html#location; protected boolean allStringsInterned; private static final boolean TRACE_SIZING = 0; protected boolean processNamespaces;...

http://xmlpull.org/v1/doc/properties.html#xmldecl-version; protected static final String PROPERTY_XMLDECL_STANDALONE = http://xmlpull.org/v1/doc/properties.html#xmldecl-standalone; protected static final String PROPERTY_XMLDECL_CONTENT = http://xmlpull.org/v1/doc/properties.html#xmldecl-content; protected static final String PROPERTY_LOCATION = http://xmlpull.org/v1/doc/properties.html#location; protected boolean allStringsInterned; private static final boolean TRACE_SIZING = 0; protected boolean processNamespaces;...

http://xmlpull.org/v1/doc/properties.html#xmldecl-version; protected static final String PROPERTY_XMLDECL_STANDALONE = http://xmlpull.org/v1/doc/properties.html#xmldecl-standalone; protected static final String PROPERTY_XMLDECL_CONTENT = http://xmlpull.org/v1/doc/properties.html#xmldecl-content; protected static final String PROPERTY_LOCATION = http://xmlpull.org/v1/doc/properties.html#location; protected boolean allStringsInterned; private static final boolean TRACE_SIZING = 0; protected boolean processNamespaces;...

6. Trademarks. This License does not grant permission to use the trade names, trademarks, service marks, or product names of the Licensor, except as required for reasonable and customary use in describing the origin of the Work and reproducing the content of the NOTICE file. 7. Disclaimer of Warranty. Unless required by applicable law or agreed to in writing, Licensor provides the Work (and each Contributor provides its Contributions) on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,...

http://xmlpull.org/v1/doc/properties.html#xmldecl-version; protected static final String PROPERTY_XMLDECL_STANDALONE = http://xmlpull.org/v1/doc/properties.html#xmldecl-standalone; protected static final String PROPERTY_XMLDECL_CONTENT = http://xmlpull.org/v1/doc/properties.html#xmldecl-content; protected static final String PROPERTY_LOCATION = http://xmlpull.org/v1/doc/properties.html#location; protected boolean allStringsInterned; private static final boolean TRACE_SIZING = 0; protected boolean processNamespaces;...

          <type>String</type>
        </field>
        <field>
          <description>
            <![CDATA[
            <p>The configuration as DOM object.</p>
            <p>By default, every element content is trimmed, but starting with Maven 3.1.0, you can add
            {@code xml:space="preserve"} to elements you want to preserve whitespace.</p>