怎样优化你的java程序 Preface Contents of This Book New in

文件名称: 怎样优化你的java程序

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详细说明： Preface Contents of This Book New in the Second Edition Virtual Machine (VM) Versions Conventions Used in This Book Comments and Questions Acknowledgments Chapter 1. Introduction Section 1.1. Why Is It Slow? Section 1.2. The Tuning Game Section 1.3. System Limitations and What to Tune Section 1.4. A Tuning Strategy Section 1.5. Perceived Performance Section 1.6. Starting to Tune Se ction 1.7. What to Measure Section 1.8. Don\'t Tune What You Don\'t Need to Tune Section 1.9. Performance Checklist Chapter 2. Profiling Tools Section 2.1. Measurements and Timings Section 2.2. Garbage Collection Section 2.3. Method Calls Section 2.4. Object-Creation Profiling Section 2.5. Monitoring Gross Memory Usage Section 2.6. Client/Server Communications Section 2.7. Performance Checklist Chapter 3. Underlying JDK Improvements Section 3.1. Garbage Collection Section 3.2. Tuning the Heap Section 3.3. Gross Tuning Section 3.4. Fine-Tuning the Heap Section 3.5. Sharing Memory Section 3.6. Replacing JDK Classes Section 3.7. Faster VMs Section 3.8. Better Optimizing Compilers Section 3.9. Sun\'s Compiler and Runtime Optimizations Section 3.10. Compile to Native Machine Code Section 3.11. Native Method Calls Section 3.12. Uncompressed ZIP/JAR Files Section 3.13. Performance Checklist Chapter 4. Object Creation Section 4.1. Object-Creation Statistics Section 4.2. Object Reuse Section 4.3. Reference Objects Section 4.4. Avoiding Garbage Collection Section 4.5. Initialization Section 4.6. Early and Late Initialization Section 4.7. Performance Checklist Chapter 5. Strings Section 5.1. The Performance Effects of Strings Section 5.2. Compile-Time Versus Runtime Resolution of Strings Section 5.3. Conversions to Strings Section 5.4. Strings Versus char Arrays Section 5.5. String Comparisons and Searches Section 5.6. Sorting Internationalized Strings Section 5.7. Performance Checklist Chapter 6. Exceptions, Assertions, Casts, and Variables Section 6.1. Exceptions Section 6.2. Assertions Section 6.3. Casts Section 6.4. Variables Section 6.5. Method Parameters Section 6.6. Performance Checklist Chapter 7. Loops, Switches, and Recursion Section 7.1. Loops Section 7.2. Tuning a Loop Section 7.3. Exception-Terminated Loops Section 7.4. Switches Section 7.5. Recursion Section 7.6. Recursion and Stacks Section 7.7. Performance Checklist Chapter 8. I/O, Logging, and Console Output Section 8.1. Replacing System.out Section 8.2. Logging Section 8.3. From Raw I/O to Smokin\' I/O Section 8.4. Serialization Section 8.5. Clustering Objects and Counting I/O Operations Section 8.6. Compression Section 8.7. NIO Section 8.8. Performance Checklist Chapter 9. Sorting Section 9.1. Avoiding Unnecessary Sorting Overhead Section 9.2. An Efficient Sorting Framework Section 9.3. Better Than O(nlogn) Sorting Section 9.4. Performance Checklist Chapter 10. Threading Section 10.1. User-Interface Thread and Other Threads Section 10.2. Race Conditions Section 10.3. Deadlocks Section 10.4. Synchronization Overhead Section 10.5. Timing Multithreaded Tests Section 10.6. Atomic Access and Assignment Section 10.7. Thread Pools Section 10.8. Load Balancing Section 10.9. Threaded Problem-Solving Strategies Section 10.10. Performance Checklist Chapter 11. Appropriate Data Structures and Algorithms Section 11.1. Collections Section 11.2. Java 2 Collections Section 11.3. Hashtables and HashMaps Section 11.4. Optimizing Queries Section 11.5. Comparing LinkedLists and ArrayLists Section 11.6. The RandomAccess Interface Section 11.7. Cached Access Section 11.8. Caching Examples Section 11.9. Finding the Index for Partially Matched Strings Section 11.10. Search Trees Section 11.11. Performance Checklist Chapter 12. Distributed Computing Section 12.1. Tools Section 12.2. Message Reduction Section 12.3. Comparing Communications Layers Section 12.4. Caching Section 12.5. Batching I Section 12.6. Application Partitioning Section 12.7. Batching II Section 12.8. Low-Level Communication Optimizations Section 12.9. Distributed Garbage Collection Section 12.10. Databases Section 12.11. Web Services Section 12.12. Performance Checklist Chapter 13. When to Optimize Section 13.1. When Not to Optimize Section 13.2. Tuning Class Libraries and Beans Section 13.3. Analysis Section 13.4. Design and Architecture Section 13.5. Tuning After Deployment Section 13.6. More Factors That Affect Performance Section 13.7. Performance Planning Section 13.8. Performance Checklist Chapter 14. Underlying Operating System and Network Improvements Section 14.1. Hard Disks Section 14.2. CPU Section 14.3. RAM Section 14.4. Network I/O Section 14.5. Performance Checklist Chapter 15. J2EE Performance Tuning Section 15.1. Performance Planning Section 15.2. J2EE Monitoring and Profiling Tools Section 15.3. Measurements: What, Where, and How Section 15.4. Load Testing Section 15.5. User Perception Section 15.6. Clustering and Load Balancing Section 15.7. Tuning JMS Section 15.8. Performance Checklist Chapter 16. Tuning JDBC Section 16.1. Measuring JDBC Performance Section 16.2. Tuning JDBC Section 16.3. Performance Checklist Chapter 17. Tuning Servlets and JSPs Section 17.1. Don\'t Use SingleThreadModel Section 17.2. Efficient Page Creation and Output Section 17.3. Body Tags Section 17.4. Cache Tags Section 17.5. HttpSession Section 17.6. Compression Section 17.7. More Performance Tips Section 17.8. Case Study: Ace\'s Hardware SPECmine Tool Section 17.9. Performance Checklist Chapter 18. Tuning EJBs Section 18.1. Primary Design Guidelines Section 18.2. Performance-Optimizing Design Patterns Section 18.3. The Application Server Section 18.4. More Suggestions for Tuning EJBs Section 18.5. Case Study: The Pet Store Section 18.6. Case Study: Elite.com Section 18.7. Performance Checklist Chapter 19. Further Resources Section 19.1. The Primary Resource Section 19.2. Books Section 19.3. Magazines Section 19.4. URLs Section 19.5. Profilers Section 19.6. Optimizers ...展开收缩

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