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#include <stdlib.h>
#include <stdio.h>
#include <iface.h>
void check (JNIEnv *);
void check(JNIEnv *env)
{
if ((*env)->ExceptionCheck(env) != JNI_FALSE)
{
fprintf(stderr, "UNEXPECTED EXCEPTION\n");
exit(-1);
}
}
void
Java_iface_doCalls (JNIEnv *env, jobject self, jobject other)
{
jclass iface_class, comparable_class;
jmethodID iface_meth, comparable_meth;
jvalue args[1];
iface_class = (*env)->FindClass(env, "iface");
check (env);
comparable_class = (*env)->FindClass (env, "mycomp");
check (env);
iface_meth = (*env)->GetMethodID (env, iface_class, "compareTo",
"(Ljava/lang/Object;)I");
check (env);
comparable_meth = (*env)->GetMethodID (env, comparable_class, "compareTo",
"(Ljava/lang/Object;)I");
check (env);
args[0].l = other;
(*env)->CallObjectMethodA (env, self, iface_meth, args);
check (env);
(*env)->CallObjectMethodA (env, self, comparable_meth, args);
check (env);
}
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