The Java Native InterfaceProgrammer’s Guide and Specification phần 1 ppt
The Java Native InterfaceProgrammer’s Guide and Specification phần 1 ppt
... . . . 16 1
11 .8 .1 No Checking for Programming Errors . . . . . . . . . . . . . . . . . . . 16 1
11 .8.2 Java Virtual Machine Exceptions . . . . . . . . . . . . . . . . . . . . . . . 16 2
11 .8.3 Asynchronous ... . 14 6
11 .2.2 Class Loaders and Native Libraries. . . . . . . . . . . . . . . . . . . . . . 14 7
11 .2.3 Locating Native Libraries . . . . . . . . . . . . . . ....
The Java Native InterfaceProgrammer’s Guide and Specification phần 4 ppt
... with the Java virtual machine. The launcher parses the command line
arguments, loads the virtual machine, and runs Java applications through the invo-
cation interface.
7 .1 Creating the Java ... process
to load the native library containing the native method implementation and then
link to the native method implementation:
1.
System.loadLibrary locates a...
The Java Native InterfaceProgrammer’s Guide and Specification phần 2 ppsx
... array.
May return a copy of the
array.
JDK1 .1
GetArrayLength
Returns the number of ele-
ments in the array.
JDK1 .1
New<Type>Array
Creates an array with the
given length.
JDK1 .1
GetPrimitiveArrayCritical
ReleasePrimitiveArrayCritical
Obtains ... ([Ljava/lang/String;)V
private native nativeMethod ()V
The -s flag informs javap to output JNI descriptor strings rather than...
The Java Native InterfaceProgrammer’s Guide and Specification phần 3 docx
... callback from
native code (a native /Java callback) compare with the cost of calling a native
method (a Java/ native call), and with the cost of calling a regular method (a Java/
Java call)?
The answer ... reference and the other for the result returned from the
method call. Next, it obtains the class reference from the object and looks up the
method ID. D...
The Java Native InterfaceProgrammer’s Guide and Specification phần 5 pdf
... Platform
The current JDK and Java 2 SDK releases (1. 1 and 1. 2) use peer classes internally
to implement the
java. io, java. net, and java. awt packages. An instance of the
java. io.FileDescriptor class, ... Resources 10 .11
13 9
We translate the
jstring argument using the JNU_GetStringNativeChars
function because the open system call expects the file name to be i...
The Java Native InterfaceProgrammer’s Guide and Specification phần 6 pdf
... 0x3f)is
represented by the three bytes.
bits 6-0
0
x:
y:
11 0
bits 10 -6
10
bits 5-0
x:
y:
z:
11 1
0
bits 15 -12
10
bits 11 -6
10
bits 5-0
jni.book Page 16 8 Thursday, February 21, 2002 4:36 PM
Simpo PDF Merge and Split ... the primitive and refer-
ence types in the Java programming language.
12 .1. 1 Primitive Types
The following table describes the primitive typ...
The Java Native InterfaceProgrammer’s Guide and Specification phần 7 pps
... 14 3
CallStaticObjectMethodA 11 6
CallStaticBooleanMethodA 11 9
CallStaticByteMethodA 12 2
CallStaticCharMethodA 12 5
CallStaticShortMethodA 12 8
CallStaticIntMethodA 13 1
CallStaticLongMethodA 13 4
CallStaticFloatMethodA 13 7
CallStaticDoubleMethodA ... method.
CallStatic<Type>Method
Index
CallStaticVoidMethod 14 1
CallStaticObjectMethod 11 4
CallStaticBooleanMethod 11 7
Ca...
The Java Native InterfaceProgrammer’s Guide and Specification phần 9 doc
... the
version field in
JDK1_1InitArgs to 0x00 010 0 01 before calling this function.
The specification for the
JNI_CreateJavaVM function describes
the internals of the
JDK1_1InitArgs structure.
The new virtual ... reserved0;
jint reserved1;
jint reserved2;
} JDK1_1InitArgs;
Java 2 SDK release 1. 2 preserves backward compatibility with
JDK release 1. 1. If the initialization arg...
The Java Native InterfaceProgrammer’s Guide and Specification phần 10 pdf
... property, 17 , 15 0
Java/ Java call, 58
Java/ native call, 58
Java_ prefix, 22
Java_ VMInitArgs, 2 51
javac compiler, 11 , 14
javah tool, 9, 11 , 14
javai.dll, 87
javai.lib, 87
javap tool, 44
JavaVM interface
create, ... 2 51
constants, 17 0
constructors, 46
See also
NewObject, 51
invoking, 51
CPointer class
copyIn method, 11 4
definition, 11 4
implementation, 11 7
CreateF...
PL/SQL User’s Guide and Reference phần 1 pdf
... 5-64
PL/SQL
User’s Guide and Reference
Release 8 .1. 6
December 19 99
Part No. A77069- 01
xiii
SQL Cursor 11 -16 3
SQLCODE Function 11 -16 6
SQLERRM Function 11 -16 8
%TYPE Attribute 11 -17 0
UPDATE Statement 11 -17 2
A ... COMMIT;
Fundamentals 2 -1
2
Fundamentals
There are six essentials in painting. The first is called spirit; the second, rhythm; the third,
thought; the f...