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Ò»¸öJAVAÎÊÌâ×¼±¸½¨Á¢Ò»¸öpackage ½Ð×÷ Shapes

ÔÚÕâ¸ö packageÀïÃ棬 ÏÈдÁ˸ösuper class½ÐBasicShape:

package Shapes;
public class BasicShape{
...
}


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package BasicShape;
public class Shape2D extends BasicShape{
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}

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public class BasicShape{
...
}


package BasicShape;
public class Shape2D extends BasicShape{
...
}

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²»ºÃÒâ˼£¬ ÎÊÌâÎÊ´íÁË¡£¡£×¼±¸½¨Á¢Ò»¸öpackage ½Ð×÷ Shapes

ÔÚÕâ¸ö packageÀïÃ棬 ÏÈдÁ˸ösuper class½ÐBasicShape:

package Shapes;
public class BasicShape{
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}


È»ºóÔÚͬÑùµÄdirectory Ï£¬ дÁ˸ö½ÐShape2DµÄclass¼Ì³ÐBasicShape:

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public class Shape2D extends BasicShape{
...
}

µ«µ±ÎÒcompile Shape2D.javaµÄʱºò£¬ ˵ÕÒ²»µ½class BasicShape,

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C:\home>dir
Volume in drive C has no label.
Volume Serial Number is 43C1-842F

Directory of C:\home

06/23/2006 12:06 AM <DIR> .
06/23/2006 12:06 AM <DIR> ..
06/23/2006 12:06 AM <DIR> Shapes
0 File(s) 0 bytes
3 Dir(s) 32,119,504,896 bytes free

C:\home>dir Shapes
Volume in drive C has no label.
Volume Serial Number is 43C1-842F

Directory of C:\home\Shapes

06/23/2006 12:06 AM <DIR> .
06/23/2006 12:06 AM <DIR> ..
06/23/2006 12:08 AM 0 BasicShape.java
06/23/2006 12:08 AM 0 Shape2D.java
2 File(s) 0 bytes
2 Dir(s) 32,119,504,896 bytes free

C:\home>javac Shapes\Shape2D.java
......

C:\home>java Shapes.Shape2D
......

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