public void extract() {
		// 提取MLS号码
		this.setMlsNumber(TextExtractor.extractMLSNumber(this.extractSourceText));
		// 提取房屋类型
		this.setHouseType(TextExtractor.extractHouseType(this.extractSourceText));
		// 提取状态
		this.setStatus(TextExtractor.extractStatus(this.extractSourceText));
		// 提取Address
		this.setAddress(TextExtractor.extractAddress(this.extractSourceText));
		// 提取区域
		this.setArea(TextExtractor.extractArea(this.extractSourceText));
		// 提取上市价格
		this.setListPrice(TextExtractor.extractListPrice(this.extractSourceText));
		// 提取售出价格
		this.setSoldPrice(TextExtractor.extractSoldPrice(this.extractSourceText));
		// 提取政府估价
		this.setAssessPrice(TextExtractor.extractAssessPrice(this.extractSourceText));
		// 提取上市日期
		this.setSaleDate(TextExtractor.extractSaleDate(this.extractSourceText));
		// 提取售出日期
		this.setSoldDate(TextExtractor.extractSoldDate(this.extractSourceText));
		// 提取在市时间
		this.setOnSaleTime(TextExtractor.extractOnSaleTime(this.extractSourceText));
		// 提取SqFt
		this.setSqFt(TextExtractor.extractSqFt(this.extractSourceText));
		// 提取年份
		this.setBuiltYear(TextExtractor.extractBuiltYear(this.extractSourceText));
		// 提取屋龄
		this.setHouseAge(TextExtractor.extractHouseAge(this.extractSourceText));
		// HOUSE类型，提取面宽
		if(this.getHouseType().equals("HOUSE"))
			this.setFlatWidth(TextExtractor.extractFlatWidth(this.extractSourceText));
		// HOUSE类型，提取面深
		if(this.getHouseType().equals("HOUSE"))
			this.setFlatDepth(TextExtractor.extractFlatDepth(this.extractSourceText));
		// 提取厨房
		this.setKitchenNum(TextExtractor.extractKitchenNum(this.extractSourceText));
		// 提取睡房
		this.setBedrooms(TextExtractor.extractBedrooms(this.extractSourceText));
		// HOUSE类型，提取土地面积
		if(this.getHouseType().equals("HOUSE"))
			this.setGroundSize(TextExtractor.extractGroundSize(this.extractSourceText));
		// 提取上次交易价格
		this.setLastSalePrice(TextExtractor.extractLastSalePrice(this.extractSourceText));
		// 提取上次交易时间
		this.setLastSaleDate(TextExtractor.extractLastSaleDate(this.extractSourceText));
		// Apartment类型，提取Maint Fee，Apartment的房屋管理费
		if(this.getHouseType().equals("APARTMENT"))
			this.setMaintFee(TextExtractor.extractMaintFee(this.extractSourceText));
	}