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Article #19625

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#19625

From: huazai
Date: Fri, 02 Jan 2004 07:23

44 lines
2696 bytes

JNIEXPORT jint JNICALL Java_IntArray_sumArray
(JNIEnv *env, jobject obj, jintArray arr2)

{
    jsize len=(*env)->GetArrayLength(env,arr2);
    int i,sum=0;
    jint *body=(*env)->GetIntArrayElements(env,arr2,0);
    for(i=0;i<len;i++)
    {
        sum+=body[i];
        
    }
    JNIEnv a=(*env)->ReleaseIntArrayElements(env,arr2,body,0);
    return sum;
}
�����´���
--------------------Configuration: IntArray - Win32 Debug----------------
----
Compiling...
IntArray.cpp
C:\DOCUMENTS AND SETTINGS\HUAZAI1\����\IntArray\IntArray.cpp(28) : error 
C2819: type 'JNIEnv_' does not have an overloaded member 'operator ->'
        d:\program files\microsoft visual studio\vc98\include\jni.h(750) 
: see declaration of 'JNIEnv_'
C:\DOCUMENTS AND SETTINGS\HUAZAI1\����\IntArray\IntArray.cpp(28) : error 
C2227: left of '->GetArrayLength' must point to class/struct/union
C:\DOCUMENTS AND SETTINGS\HUAZAI1\����\IntArray\IntArray.cpp(30) : error 
C2819: type 'JNIEnv_' does not have an overloaded member 'operator ->'
        d:\program files\microsoft visual studio\vc98\include\jni.h(750) 
: see declaration of 'JNIEnv_'
C:\DOCUMENTS AND SETTINGS\HUAZAI1\����\IntArray\IntArray.cpp(30) : error 
C2227: left of '->GetIntArrayElements' must point to class/struct/union
C:\DOCUMENTS AND SETTINGS\HUAZAI1\����\IntArray\IntArray.cpp(36) : error 
C2819: type 'JNIEnv_' does not have an overloaded member 'operator ->'
        d:\program files\microsoft visual studio\vc98\include\jni.h(750) 
: see declaration of 'JNIEnv_'
C:\DOCUMENTS AND SETTINGS\HUAZAI1\����\IntArray\IntArray.cpp(36) : error 
C2227: left of '->ReleaseIntArrayElements' must point to class/struct/union

Error executing cl.exe.

IntArray.dll - 6 error(s), 0 warning(s)
--
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From: huazai.bbs@bbs.sjtu.edu.cn (huazai)
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