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11 About CNI

This documents CNI, the Compiled Native Interface, which is is a convenient way to write Java native methods using C++. This is a more efficient, more convenient, but less portable alternative to the standard JNI (Java Native Interface).

• Basic concepts:  Introduction to using CNI.
• Packages:  How packages are mapped to C++.
• Primitive types:  Handling primitive Java types in C++.
• Reference types:  Handling Java reference types in C++.
• Interfaces:  How Java interfaces map to C++.
• Objects and Classes:  C++ and Java classes.
• Class Initialization:  How objects are initialized.
• Object allocation:  How to create Java objects in C++.
• Memory allocation:  How to allocate and free memory.
• Arrays:  Dealing with Java arrays in C++.
• Methods:  Java methods in C++.
• Strings:  Information about Java Strings.
• Mixing with C++:  How CNI can interoperate with C++.
• Exception Handling:  How exceptions are handled.
• Synchronization:  Synchronizing between Java and C++.
• Invocation:  Starting the Java runtime from C++.
• Reflection:  Using reflection from C++.

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