gdhb/core.src/com/hcks/cmfds/commons/lang/BlurObject.java

package com.hcks.cmfds.commons.lang;

import java.io.Serializable;
import java.util.List;
import java.util.Map;
import java.util.Set;

/**
 * 
 * @Author  刘厦 (liusha.information@gmail.com)
 * @Date  创建时间：2011-6-5,下午05:47:21
 * @Version 0.0.0
 *
 * 类说明: 
 *
 */
public class BlurObject implements Serializable, Cloneable {
	
	/**
	 * 
	 */
	private static final long serialVersionUID = 4141840934670622411L;

	/** 对象 */
	public static final int OBJECT = 1;

	/** 模糊对象 */
	public static final int BLUR_OBJECT = 2;

	/** 整数 */
	public static final int INT = 3;

	/** 长整数 */
	public static final int LONG = 4;

	/** 串 */
	public static final int STRING = 5;

	/** 浮点 */
	public static final int FLOAT = 6;

	/** 双精度 */
	public static final int DOUBLE = 7;

	/** 布尔 */
	public static final int BOOLEAN = 8;

	/** 映射 */
	public static final int MAP = 9;

	/** 列表 */
	public static final int LIST = 10;

	/** 集合 */
	public static final int SET = 11;

	/** 当前存储对象值 */
	private Object attr;

	/** 当前存储对象类型 */
	private int attrType;

	/** 如果是随意对象，那么需要提供类对象 */
	private Class<? extends Object> attrClass;

	/**
	 * 构造器
	 * 
	 * @param o
	 */
	public BlurObject(Object o) {
		attr = o;
		attrType = OBJECT;
		if (o != null) {
			attrClass = o.getClass();
		}
	}

	/**
	 * 构造器
	 * 
	 * @param m
	 */
	@SuppressWarnings("unchecked")
	public BlurObject(Map m) {
		attr = m;
		attrType = MAP;
		attrClass = Map.class;
	}

	/**
	 * 构造器
	 * 
	 * @param s
	 */
	@SuppressWarnings("unchecked")
	public BlurObject(Set s) {
		attr = s;
		attrType = SET;
		attrClass = Set.class;
	}

	/**
	 * 构造器
	 * 
	 * @param l
	 */
	@SuppressWarnings("unchecked")
	public BlurObject(List l) {
		attr = l;
		attrType = LIST;
		attrClass = List.class;
	}

	/**
	 * 构造器
	 * 
	 * @param bo
	 */
	public BlurObject(BlurObject bo) {
		attr = bo;
		attrType = BLUR_OBJECT;
		if (bo != null) {
			attrClass = BlurObject.class;
		}
	}

	/**
	 * 构造器
	 * 
	 * @param i
	 */
	public BlurObject(int i) {
		attr = i;
		attrType = INT;
		attrClass = Integer.class;
	}

	/**
	 * 构造器
	 * 
	 * @param s
	 */
	public BlurObject(String s) {
		attr = s;
		attrType = STRING;
		attrClass = String.class;
	}

	/**
	 * 构造器
	 * 
	 * @param f
	 */
	public BlurObject(float f) {
		attr = f;
		attrType = FLOAT;
		attrClass = Float.class;
	}

	/**
	 * 构造器
	 * 
	 * @param d
	 */
	public BlurObject(double d) {
		attr = d;
		attrType = DOUBLE;
		attrClass = Double.class;
	}

	/**
	 * 构造器
	 * 
	 * @param l
	 */
	public BlurObject(long l) {
		attr = l;
		attrType = LONG;
		attrClass = Long.class;
	}

	/**
	 * 构造器
	 * 
	 * @param o
	 * @param c
	 */
	public BlurObject(Object o, Class<? extends Object> c) {
		attr = o;
		attrType = OBJECT;
		attrClass = c;
	}

	/**
	 * 构造器
	 * 
	 * @param b
	 */
	public BlurObject(boolean b) {
		attr = b;
		attrType = BOOLEAN;
		attrClass = Boolean.class;
	}

	/**
	 * 获取数据类型
	 * 
	 * @return
	 */
	public int getObjectType() {
		return attrType;
	}

	/**
	 * 输出对象
	 * 
	 * @return
	 */
	public Object toObjectValue() {
		return attr;
	}

	/**
	 * 输出模糊对象
	 * 
	 * @return
	 */
	public BlurObject toBlurObjectValue() {
		if (attrType == BLUR_OBJECT) {
			return (BlurObject) attr;
		}
		return new BlurObject(attr);
	}

	/**
	 * 输出为映射
	 * 
	 * @return
	 */
	@SuppressWarnings("unchecked")
	public Map toMapValue() {
		if (attrType == MAP) {
			return (Map) attr;
		}
		return null;
	}

	/**
	 * 输出为列表
	 * 
	 * @return
	 */
	@SuppressWarnings("unchecked")
	public List toListValue() {
		if (attrType == LIST) {
			return (List) attr;
		}
		return null;
	}

	/**
	 * 输出为集合
	 * 
	 * @return
	 */
	@SuppressWarnings("unchecked")
	public Set toSetValue() {
		if (attrType == SET) {
			return (Set) attr;
		}
		return null;
	}

	/**
	 * 输出布尔值，如果当前类型非布尔值，那么尝试转换
	 * 
	 * @return
	 */
	public boolean toBooleanValue() {
		if (attr == null) {
			return false;
		}
		if (attrType == INT) {
			return ((Integer) attr) > 0;
		}
		if (attrType == LONG) {
			return ((Long) attr) > 0;
		}
		if (attrType == FLOAT) {
			return ((Float) attr) > 0;
		}
		if (attrType == DOUBLE) {
			return ((Double) attr) > 0;
		}
		if (attrType == STRING || attrType == OBJECT) {
			return "true".equalsIgnoreCase(attr.toString());
		}
		if (attrType == BLUR_OBJECT) {
			return ((BlurObject) attr).toBooleanValue();
		}
		return false;
	}

	/**
	 * 输出整数
	 * 
	 * @return
	 */
	public int toIntValue() {
		if (attr == null) {
			return 0;
		}
		if (attrType == INT) {
			return ((Integer) attr).intValue();
		}
		if (attrType == LONG) {
			return ((Long) attr).intValue();
		}
		if (attrType == FLOAT) {
			return ((Float) attr).intValue();
		}
		if (attrType == DOUBLE) {
			return ((Double) attr).intValue();
		}
		if (attrType == STRING || attrType == OBJECT) {
			int ret = 0;
			try {
				ret = new Double(Double.parseDouble(attr.toString())).intValue();
			} catch (NumberFormatException e) {
				ret = 0;
			}
			return ret;
		}
		if (attrType == BLUR_OBJECT) {
			return ((BlurObject) attr).toIntValue();
		}
		return 0;
	}

	/**
	 * 输出串
	 * 
	 * @return
	 */
	public String toStringValue() {
		if (attr == null) {
			return null;
		}
		if (attrType == STRING || attrType == OBJECT) {
			return attr.toString();
		}
		if (attrType == BLUR_OBJECT) {
			return ((BlurObject) attr).toString();
		}
		if (attrType == INT) {
			return attr + "";
		}
		if (attrType == LONG) {
			return attr + "";
		}
		if (attrType == FLOAT) {
			return attr + "";
		}
		if (attrType == DOUBLE) {
			return attr + "";
		}
		if (attrType == BOOLEAN) {
			return attr + "";
		}
		return "";
	}

	/**
	 * 输出浮点数
	 * 
	 * @return
	 */
	public float toFloatValue() {
		if (attr == null) {
			return 0.0f;
		}
		if (attrType == INT) {
			return ((Integer) attr).floatValue();
		}
		if (attrType == LONG) {
			return ((Long) attr).floatValue();
		}
		if (attrType == FLOAT) {
			return ((Float) attr).floatValue();
		}
		if (attrType == DOUBLE) {
			return ((Double) attr).floatValue();
		}
		if (attrType == STRING || attrType == OBJECT) {
			float ret = 0.0f;
			try {
				ret = new Double(Double.parseDouble(attr.toString())).floatValue();
			} catch (NumberFormatException e) {
				ret = 0.0f;
			}
			return ret;
		}
		if (attrType == BLUR_OBJECT) {
			return ((BlurObject) attr).toFloatValue();
		}
		return 0.0f;
	}

	/**
	 * 输出双精度
	 * 
	 * @return
	 */
	public double toDoubleValue() {
		if (attr == null) {
			return 0.0;
		}
		if (attrType == INT) {
			return ((Integer) attr).doubleValue();
		}
		if (attrType == LONG) {
			return ((Long) attr).doubleValue();
		}
		if (attrType == FLOAT) {
			return ((Float) attr).doubleValue();
		}
		if (attrType == DOUBLE) {
			return ((Double) attr).doubleValue();
		}
		if (attrType == STRING || attrType == OBJECT) {
			double ret = 0.0;
			try {
				ret = new Double(Double.parseDouble(attr.toString())).doubleValue();
			} catch (NumberFormatException e) {
				ret = 0.0;
			}
			return ret;
		}
		if (attrType == BLUR_OBJECT) {
			return ((BlurObject) attr).toDoubleValue();
		}
		return 0.0;
	}

	/**
	 * 输出长整形
	 * 
	 * @return
	 */
	public long toLongValue() {
		if (attr == null) {
			return 0l;
		}
		if (attrType == INT) {
			return ((Integer) attr).longValue();
		}
		if (attrType == LONG) {
			return ((Long) attr).longValue();
		}
		if (attrType == FLOAT) {
			return ((Float) attr).longValue();
		}
		if (attrType == DOUBLE) {
			return ((Double) attr).longValue();
		}
		if (attrType == STRING || attrType == OBJECT) {
			long ret = 0l;
			try {
				ret = new Double(Double.parseDouble(attr.toString())).longValue();
			} catch (NumberFormatException e) {
				ret = 0l;
			}
			return ret;
		}
		if (attrType == BLUR_OBJECT) {
			return ((BlurObject) attr).toLongValue();
		}
		return 0l;
	}

	/**
	 * 输出指定类的对象
	 * 
	 * @param czlzz 指定类
	 * @return 如果对象不能转换成指定类返回null，指定类是null，返回null。
	 */
	public Object toObjectValue(Class<? extends Object> clazz) {
		Object object = null;
		try {
			object = clazz.cast(attr);
		} catch (ClassCastException e) {
			object = null;
		}
		return object;
	}

	/**
	 * 获得对象类
	 * 
	 * @return
	 */
	public Class<? extends Object> getObjectClass() {
		if (attrClass != null) {
			return attrClass;
		} else {
			if (attr != null) {
				return attr.getClass();
			}
		}
		return null;
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see java.lang.Object#hashCode()
	 */
	public int hashCode() {
		final int prime = 31;
		int result = 1;
		result = prime * result + ((attr == null) ? 0 : attr.hashCode());
		result = prime * result + ((attrClass == null) ? 0 : attrClass.hashCode());
		result = prime * result + attrType;
		return result;
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see java.lang.Object#equals(java.lang.Object)
	 */
	public boolean equals(Object obj) {
		if (this == obj) {
			return true;
		}
		if (obj == null) {
			return false;
		}
		if (getClass() != obj.getClass()) {
			return false;
		}
		BlurObject other = (BlurObject) obj;
		if (this.attr == null) {
			if (other.attr != null) {
				return false;
			}
		} else if (!this.attr.equals(other.attr)) {
			return false;
		}
		if (attrClass == null) {
			if (other.attrClass != null) {
				return false;
			}
		} else if (!attrClass.equals(other.attrClass)) {
			return false;
		}
		if (attrType != other.attrType) {
			return false;
		}
		return true;
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see java.lang.Object#toString()
	 */
	public String toString() {
		if (attr != null) {
			return attr.toString();
		}
		return "";
	}
}