if (text == null) {
            return null;
        }
        if (suffix == null) {
            return text;
        }
        if (text.endsWith(suffix)) {
            return text.substring(0, text.length() - suffix.length());
        }
        return text;
    }

    /**
     * Removes the prefix from the string if it is present.
     *
     * @param text
     *            The text

            return null;
        }
        try {
            return url.openStream();
        } catch (final IOException e) {
            return null;
        }
    }

    /**
     * Returns whether the resource exists in the context class loader.
     *
     * @param path
     *            The resource path. Must not be {@literal null} or empty string.

        missingArtifacts.add(artifact);

        return this;
    }

    public ArtifactResolutionResult setUnresolvedArtifacts(final List<Artifact> unresolvedArtifacts) {
        this.missingArtifacts = unresolvedArtifacts;

        return this;
    }

    public boolean isSuccess() {
        return !(hasMissingArtifacts() || hasExceptions());
    }

     */
    public int getStart() {
        return start;
    }

    /**
     * Gets the offset value used for pagination calculations.
     *
     * @return the offset value
     */
    public int getOffset() {
        return offset;
    }

    /**
     * Gets the number of records per page.
     *
     * @return the page size
     */

            this.id = id;
            myuniqueByProperty("_id");
            return this;
        }

        public String id() {
            return id;
        }

        public DocMeta version(Long version) {
            this.version = version;
            return this;
        }

        public Long version() {
            return version;
        }

        public DocMeta seqNo(Long seqNo) {

            this.id = id;
            myuniqueByProperty("_id");
            return this;
        }

        public String id() {
            return id;
        }

        public DocMeta version(Long version) {
            this.version = version;
            return this;
        }

        public Long version() {
            return version;
        }

        public DocMeta seqNo(Long seqNo) {

            return nullify(metadata.getArtifactId());
        }

        @Override
        public String getBaseVersion() {
            return nullify(metadata.getVersion());
        }

        private String nullify(String str) {
            return (str == null || str.isEmpty()) ? null : str;
        }

        @Override
        public Object getKey() {
            return metadata.toString();

    @Override
    public String asTableDbName() {
        return asEsIndexType();
    }

    @Override
    protected String asEsIndex() {
        return "fess_config.boost_document_rule";
    }

    @Override
    public String asEsIndexType() {
        return "boost_document_rule";
    }

    @Override
    public String asEsSearchType() {
        return "boost_document_rule";
    }

    @Override

    @Override
    public String asTableDbName() {
        return asEsIndexType();
    }

    @Override
    protected String asEsIndex() {
        return "fess_config.duplicate_host";
    }

    @Override
    public String asEsIndexType() {
        return "duplicate_host";
    }

    @Override
    public String asEsSearchType() {
        return "duplicate_host";
    }

    @Override

     *
     * @return This instance itself
     */
    public CopyOptions excludeNull() {
        excludesNull = true;
        return this;
    }

    /**
     * Excludes properties with only whitespace from the operation.
     *
     * @return This instance itself
     */
    public CopyOptions excludeWhitespace() {
        excludesWhitespace = true;
        return this;
    }

    /**