指针压缩 Java 对象的对象头是放在 Java 对象的内存起始处的,而一个对象的 MarkWord 在对象头的起始处,在 32 位系统中,它占用 4 个字节,而在 64 位系统中它占用 8 个字节,我使用的是 64 位系统,这毫无疑问会占用 8 个字节的偏移量。 紧跟 MarkWord 的应该是 Test 类的类指针和数组对象的长度,数组长度...
ABAP Objects for Java Developers REWARD IF USEFULL Reply Former Member 2007 Oct 04 10:22 AM 0 Kudos 217 SAP Managed Tags: ABAP Development HI UNDERSTAND THIS DIFF https://www.sdn.sap.com/irj/sdn/wiki?path=/display/profile/2007/07/09/understandingABAPObjects& REWARD IF USEFULL...
So through Interface we can achive Multiple Inheritance in java Was this answer useful? Yes ReplySreenivasulu Medepalli Dec 2nd, 2015 If you don't know full implementation of that class at that situation we need to go for interface. In subclass we are implementing that interface and ...
While a more traditional language like C does not support object-orientation as fluidly as more recent languages, the notion of, for example, a file, stream, or device driver (in Unix, each represented as a file descriptor) can be considered a good example of objects they are, after all...
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