/**
    * Copyright By Grandsoft Company Limited.  
    * 2012-8-14 上午10:32:38
    */
   package gboat2.base.core.util;
   
   import gboat2.base.core.util.json.BigDecimalDefaultValueProcessor;
   import gboat2.base.core.util.json.GboatJsonBigDecimalValueProcessor;
   import gboat2.base.core.util.json.GboatJsonDateValueProcessor;
  import gboat2.base.core.util.json.GboatJsonEnumValueProcessor;
  import gboat2.base.core.util.json.GboatJsonFloatValueProcessor;
  
  import java.lang.reflect.Method;
  import java.math.BigDecimal;
  import java.util.LinkedList;
  import java.util.List;
  
  import javax.persistence.Enumerated;
  
  import net.sf.json.JsonConfig;
  
  /**
   * 
   * Gboat平台jsonConfig统一配置类
   * @author lysming
   * @since jdk1.6
   * @date 2012-8-14
   *  
   */
  
  public class JsonConfigUtil {
  
  	private static JsonConfig DEFAULT_CONFIG;
  	
  	public static JsonConfig getJsonConfig(List<Class<?>> enumClasses) {
  		JsonConfig jsonConf = getDefaultJsonConfig();
  		if (enumClasses != null) {
  			for (Class<?> clazz : enumClasses) {
  				jsonConf.registerJsonValueProcessor(clazz, new GboatJsonEnumValueProcessor());
  			}
  		}
  		return jsonConf;
  	}
  
  	public static List<Class<?>> getEnumClassInDomain(Class <?>domainClass) {
  		List<Class<?>> clazzes = new LinkedList<Class<?>>();
  		if (domainClass != null) {
  			//@Entity
  			Method[] methods = domainClass.getMethods();
  			Class<?> enumClass;
  			for (Method method : methods) {
  				if (method.getAnnotation(Enumerated.class) != null) {
  					enumClass = method.getReturnType();
  					clazzes.add(enumClass);
  				}
  			}
  
  		}
  
  		return clazzes;
  	}
  	
  	private static JsonConfig getDefaultJsonConfig() {
  		JsonConfig jsonConf = new JsonConfig();
  		jsonConf.registerDefaultValueProcessor(BigDecimal.class, new BigDecimalDefaultValueProcessor());
  		jsonConf.registerJsonValueProcessor(java.util.Date.class, new GboatJsonDateValueProcessor(""));
  		jsonConf.registerJsonValueProcessor(java.sql.Date.class, new GboatJsonDateValueProcessor(""));
  		jsonConf.registerJsonValueProcessor(BigDecimal.class, new GboatJsonBigDecimalValueProcessor(""));
  		jsonConf.registerJsonValueProcessor(float.class, new GboatJsonFloatValueProcessor());
  		jsonConf.registerJsonValueProcessor(Enum.class, new GboatJsonEnumValueProcessor());
  		
  		return jsonConf;
  	}
  	
  	public static JsonConfig getJsonConfig() {
  		if(DEFAULT_CONFIG==null){
  			DEFAULT_CONFIG = getDefaultJsonConfig();
  		}
  		
  		return DEFAULT_CONFIG;
  	}
  
  }