1 /** String的属性值 */  
 2     private final char value[];
 3 
 4     /** The offset is the first index of the storage that is used. */
 5     /**数组被使用的开始位置**/
 6     private final int offset;
 7 
 8     /** The count is the number of characters in the String. */
 9     /**String中元素的个数**/
10     private final int count;
11 
12     /** Cache the hash code for the string */
13    /**String类型的hash值**/
14     private int hash; // Default to 0
15 
16     /** use serialVersionUID from JDK 1.0.2 for interoperability */
17     private static final long serialVersionUID = -6849794470754667710L;
18     /**
19      * Class String is special cased within the Serialization Stream         Protocol.
20      *
21      * A String instance is written into an ObjectOutputStream according to
22      * <a href="{@docRoot}/../platform/serialization/spec/output.html">
23      * Object Serialization Specification, Section 6.2, "Stream Elements"</a>
24      */
25 
26 　　private static final ObjectStreamField[] serialPersistentFields =
27         new ObjectStreamField[0];