TRTrinay Reddy Malireddyintrinayreddy.hashnode.dev·Feb 10 · 4 min readInterfaces and Dependency InversionWhy Real Java Systems Stay Flexible So far, we’ve covered: How objects protect themselves How objects relate using inheritance and composition How Java decides behavior at runtime using polymorphism Now we answer the most important design questi...00
TRTrinay Reddy Malireddyintrinayreddy.hashnode.dev·Feb 4 · 3 min readPolymorphism and Dynamic DispatchHow Java Decides What Actually Runs So far, we’ve talked about object safety, access control, and relationships (inheritance vs composition).Now we arrive at the mechanism that makes those relationships come alive at runtime. That mechanism is polymo...00
TRTrinay Reddy Malireddyintrinayreddy.hashnode.dev·Jan 3 · 3 min readInheritance vs Composition in Java: Designing for ChangeUp to this point in the series, we have focused on building safe objects, protecting their internals, and controlling access. The next question is one of the most important design decisions in Java: How should objects relate to each other? This is wh...00
TRTrinay Reddy Malireddyintrinayreddy.hashnode.dev·Dec 23, 2025 · 4 min readEncapsulation in Java: Access Modifiers and Safe Object DesignSo far in this series, we have understood how Java executes code, how data is represented, how objects are created, and how initialization works. The next question is not about how things work, but about how safely they work. That question is answere...00
TRTrinay Reddy Malireddyintrinayreddy.hashnode.dev·Dec 22, 2025 · 4 min readConstructors in Java: Object Creation, this, and Initialization FlowUp to this point in the series, we have focused on how Java executes code, how data is represented, and how it flows through methods. The next step is understanding how objects actually come into existence. Most real-world Java bugs are not caused by...10
