private void seek()

in src/main/java/org/apache/sling/resourceresolver/impl/mapping/MapEntries.java [1738:1798]
57 lines of code
20 McCabe index (conditional complexity)

        private void seek() {
            if (this.nextGlobal == null && this.globalListIterator.hasNext()) {
                this.nextGlobal = this.globalListIterator.next();
            }
            if (this.nextSpecial == null) {
                if (specialIterator != null && !specialIterator.hasNext()) {
                    specialIterator = null;
                }
                while (specialIterator == null && key != null) {
                    // remove selectors and extension
                    final int lastSlashPos = key.lastIndexOf('/');
                    final int lastDotPos = key.indexOf('.', lastSlashPos);
                    if (lastDotPos != -1) {
                        key = key.substring(0, lastDotPos);
                    }

                    final List<MapEntry> special;
                    if (MapEntries.this.isAllVanityPathEntriesCached() && MapEntries.this.vanityPathsProcessed.get()) {
                        special = this.resolveMapsMap.get(key);
                    } else {
                        special = MapEntries.this.getMapEntryList(key); 
                    }
                    if (special != null) {
                        specialIterator = special.iterator();
                    }
                    // recurse to the parent
                    if (key.length() > 1) {
                        final int lastSlash = key.lastIndexOf("/");
                        if (lastSlash == 0) {
                            key = null;
                        } else {
                            key = key.substring(0, lastSlash);
                        }
                    } else {
                        key = null;
                    }
                }
                if (this.specialIterator != null && this.specialIterator.hasNext()) {
                    this.nextSpecial = this.specialIterator.next();
                }
            }
            if (this.nextSpecial == null) {
                this.next = this.nextGlobal;
                this.nextGlobal = null;
            } else if (!this.vanityPathPrecedence){
                if (this.nextGlobal == null) {
                    this.next = this.nextSpecial;
                    this.nextSpecial = null;
                } else if (this.nextGlobal.getPattern().length() >= this.nextSpecial.getPattern().length()) {
                    this.next = this.nextGlobal;
                    this.nextGlobal = null;

                }else {
                    this.next = this.nextSpecial;
                    this.nextSpecial = null;
                }
            } else {
                this.next = this.nextSpecial;
                this.nextSpecial = null;
            }
        }