<label for="depth" class="col-sm-3 text-sm-right col-form-label"><la:message
                                            key="labels.depth"/></label>
                                    <div class="col-sm-9">
                                        <la:errors property="depth"/>
                                        <la:text styleId="depth" property="depth" styleClass="form-control"/>

            crawlerContext.setNumOfThread(numOfThread);

            // depth
            final int depth = webConfig.getDepth() != null ? webConfig.getDepth() : -1;
            crawlerContext.setMaxDepth(depth);

            // max count
            final long maxCount = webConfig.getMaxAccessCount() != null ? webConfig.getMaxAccessCount() : maxAccessCount;

    protected ThreadLocal<String[]> sitemapsLocal = new ThreadLocal<>();

    /** The number of a thread */
    protected int numOfThread = 10;

    protected int maxThreadCheckCount = 20;

    /** a max depth for crawling. -1 is no depth check. */
    protected int maxDepth = -1;

    /** a max count to access urls. 0 is no limit to access it. */
    protected long maxAccessCount = 0;

    public String getSessionId() {

    }

    public void setDepth_Avg(ConditionOptionCall<AvgAggregationBuilder> opLambda) {
        setDepth_Avg("depth", opLambda);
    }

    public void setDepth_Avg(String name, ConditionOptionCall<AvgAggregationBuilder> opLambda) {
        AvgAggregationBuilder builder = regAvgA(name, "depth");
        if (opLambda != null) {
            opLambda.callback(builder);
        }
    }

func unwrapErrs(err error) (leafErr error) {
	uerr := errors.Unwrap(err)
	depth := 1
	for uerr != nil {
		// Save the current `uerr`
		leafErr = uerr
		// continue to look for leaf errors underneath
		uerr = errors.Unwrap(leafErr)
		depth++
		if depth == unwrapErrsDepth {
			// If we have reached enough depth we
			// do not further recurse down, this
			// is done to avoid any unnecessary

                                    <label for="depth" class="col-sm-3 text-sm-right col-form-label"><la:message
                                            key="labels.depth"/></label>
                                    <div class="form-inline col-sm-9">
                                        <la:errors property="depth"/>
                                        <input type="number" name="depth" id="depth"

            }
        }

    }

    protected void storeChildUrls(final Set<RequestData> childUrlList, final String url, final int depth) {
        if (crawlerContext.getMaxDepth() >= 0 && depth > crawlerContext.getMaxDepth()) {
            return;
        }

        // add url and filter
        final Set<String> urlSet = new HashSet<>();

            if (!matcher.matches()) {
                return false;
            }
            int depth = Integer.parseInt(matcher.group(1));
            if (sectionDepth == 0) {
                sectionDepth = depth - 1;
            }
            while (sectionDepth >= depth) {
                nodes.pop();
                sectionDepth--;
            }

            false, false, "Long", 0, 0, null, null, false, null, null, null, null, null, false);
    protected final ColumnInfo _columnDepth = cci("depth", "depth", null, null, Integer.class, "depth", null, false, false, false,
            "Integer", 0, 0, null, null, false, null, null, null, null, null, false);

            "type" : "keyword"
          },
          "createdBy" : {
            "type" : "keyword"
          },
          "createdTime" : {
            "type" : "long"
          },
          "depth" : {
            "type" : "integer"
          },
          "description" : {
            "type" : "text"
          },
          "excludedDocUrls" : {
            "type" : "keyword"
          },