column.java

JAVA EXCEL操作API

/*
 * Created on 2004-3-22
 *
 * To change the template for this generated file go to
 * Window - Preferences - Java - Code Generation - Code and Comments
 */
package com.zosatapo.xls.core;

/**
 * @author Administrator
 *
 * To change the template for this generated type comment go to
 * Window - Preferences - Java - Code Generation - Code and Comments
 */
public class Column
{
  public final static Column NULL_COLUMN=new Column(-1,null);
  
  private  int columnIndex; //based on 0
  
  private Type type;
  
  private Type inType;
  private Type outType;
  
  private String     name;
  
  //需要时候用于列长度检查
  private int  length;
  
  //某些列将不从EXCEL/JDBC 中获取的数值
  private Object defaultValue;

  public Column(int index_,String name_)
  {
    this(index_,null,name_,Integer.MAX_VALUE,null);
  }
  
  public Column(int index_,Type type_,String name_)
  {
    this(index_,type_,name_,Integer.MAX_VALUE,null);
  }
  
  public Column(int index_,Type type_,String name_,Cell defaultValue)
  {
    this(index_,type_,name_,Integer.MAX_VALUE,defaultValue);
  }

  public Column(int index_,Type type_,String name_,int length_,Cell defaultValue)
  {
    this(index_,type_,null,null,name_,length_,null);
  }
  
  public Column(int index_,Type type_,Type in_,Type out_,String name_)
  {
    this(index_,type_,in_,out_,name_,Integer.MAX_VALUE);
  }
  
  public Column(int index_,Type type_,Type in_,Type out_,String name_,int length_)
  {
    this(index_,type_,in_,out_,name_,length_,null);
  }
  
  public Column(int index_,Type type_,Type in_,Type out_,String name_,int length_,Cell defaultValue)
  {
    this.columnIndex=index_;
    this.type=type_;
    this.inType=in_;
    this.outType=out_;
    
    this.name=name_;
    this.length=length_;
    this.defaultValue=defaultValue;
  }
    
  public String getName()
  {
    return name;
  }
  
  public Type getType()
  {
    return type;
  }
  
  public boolean isNull()
  {
    return name==null;
  }
  
  public void setType(Type colType)
  {
    type=colType;
  }

  public Type getInType()
  {
    return inType;
  }

  public void setInType(Type inType_)
  {
    inType=inType_;
  }
  
  public Type getOutType()
  {
    return outType;
  }

  public void setOutType(Type outType_)
  {
    outType=outType_;
  } 

  public int getIndex()
  {
    return this.columnIndex; 
  }
         
  public void setIndex(int index_)
  {
    this.columnIndex=index_; 
  }

  public int getLength()
  {
    return length; 
  }
    
  public void setLength(int length_)
  {
    length=length_; 
  } 
   
  public Object getDefaultValue()
  {
    return defaultValue;
  }
  
  public void setDefaultValue(Object defValue)
  {
    this.defaultValue=defValue;
  }
  
  public boolean useDefault()
  {
    return defaultValue!=null;
  }
  
  public String toString()
  {
    if(isNull())
    {
      return "[Column] <null>";
    }
    
    String string="[Column] index="+columnIndex
                 +",name="+name
                 +",type={"+type+"}"
                 +",inType={"+inType+"}"
                 +",outType={"+outType+"}"
                 +",length="+length
                 +",default="+defaultValue;
    
    return string;
  } 
  
}