int main()
{
int m,n,**a,j,i;
printf("Enter the number of rows in the matrix\n");
scanf("%d",&m);
printf("Enter the number of columns in the matrix\n");
scanf("%d",&n);
a=(int **)malloc(m*sizeof(int *));
for(i=0;i<m;i++)
a[i]=(int *)(malloc(n*sizeof(int)));
printf("Enter the elements in the matrix\n");
for(i=0;i<m;i++)
for(j=0;j<n;j++)
scanf("%d",&a[i][j]);
printf("The matrix is\n");
for(i=0;i<m;i++)
{
for(j=0;j<n;j++)
printf("%d ",a[i][j]);
printf("\n");
}
if(checkNull(a,m,n))
printf("The matrix is null\n");
else
printf("The matrix is not null\n");
return 0;
}
Array& Array::addRedisType(RedisType::Ptr value)
{
checkNull();
_elements.value().push_back(value);
return *this;
}
jint Java_sun_misc_Unsafe_getIntVolatile(Env* env, Object* unsafe, Object* obj, jlong offset) {
if (!checkNull(env, obj)) return 0;
jint* address = (jint*) getFieldAddress(obj, offset);
return rvmAtomicLoadInt(address);
}
jint Java_sun_misc_Unsafe_getInt(Env* env, Object* unsafe, Object* obj, jlong offset) {
if (!checkNull(env, obj)) return 0;
jint* address = (jint*) getFieldAddress(obj, offset);
return *address;
}
jboolean Java_sun_misc_Unsafe_compareAndSwapObject(Env* env, Object* unsafe, Object* obj, jlong offset, Object* expectedValue, Object* newValue) {
if (!checkNull(env, obj)) return FALSE;
void** address = (void**) getFieldAddress(obj, offset);
return rvmAtomicCompareAndSwapPtr(address, expectedValue, newValue);
}
jboolean Java_sun_misc_Unsafe_compareAndSwapInt(Env* env, Object* unsafe, Object* obj, jlong offset, jint expectedValue, jint newValue) {
if (!checkNull(env, obj)) return FALSE;
jint* address = (jint*) getFieldAddress(obj, offset);
return rvmAtomicCompareAndSwapInt(address, expectedValue, newValue);
}
jlong Java_sun_misc_Unsafe_objectFieldOffset0(Env* env, Object* unsafe, Object* fieldObject) {
if (!checkNull(env, fieldObject)) return 0;
InstanceField* field = (InstanceField*) getFieldFromFieldObject(env, fieldObject);
if (!field) return 0;
return field->offset;
}
void Java_sun_misc_Unsafe_putOrderedObject(Env* env, Object* unsafe, Object* obj, jlong offset, Object* newValue) {
if (!checkNull(env, obj)) return;
Object** address = (Object**) getFieldAddress(obj, offset);
rvmAtomicSynchronize();
*address = newValue;
}
void Java_sun_misc_Unsafe_putObjectVolatile(Env* env, Object* unsafe, Object* obj, jlong offset, Object* newValue) {
if (!checkNull(env, obj)) return;
Object** address = (Object**) getFieldAddress(obj, offset);
rvmAtomicStorePtr((void**) address, newValue);
}
void Java_sun_misc_Unsafe_putLongVolatile(Env* env, Object* unsafe, Object* obj, jlong offset, jlong newValue) {
if (!checkNull(env, obj)) return;
jlong* address = (jlong*) getFieldAddress(obj, offset);
rvmAtomicStoreLong(address, newValue);
}
void Java_sun_misc_Unsafe_putLong(Env* env, Object* unsafe, Object* obj, jlong offset, jlong newValue) {
if (!checkNull(env, obj)) return;
jlong* address = (jlong*) getFieldAddress(obj, offset);
*address = newValue;
}
Object* Java_sun_misc_Unsafe_getObjectVolatile(Env* env, Object* unsafe, Object* obj, jlong offset) {
if (!checkNull(env, obj)) return NULL;
Object** address = (Object**) getFieldAddress(obj, offset);
return (Object*) rvmAtomicLoadPtr((void**) address);
}
Object* Java_sun_misc_Unsafe_getObject(Env* env, Object* unsafe, Object* obj, jlong offset) {
if (!checkNull(env, obj)) return NULL;
Object** address = (Object**) getFieldAddress(obj, offset);
return *address;
}
