toolchain/gcc/libjava/testsuite/libjava.jni/calls.c

   1 #include <stdio.h>
   2 #include <calls.h>
   3
   4 JNIEXPORT jint JNICALL
   5 Java_calls_docall (JNIEnv *env, jobject _this)
   6 {
   7   jmethodID method;
   8   jclass klass, super;
   9
  10   jbyte b;
  11   jshort s;
  12   jchar c;
  13   jint i;
  14   jlong l;
  15   jfloat f;
  16   jdouble d;
  17
  18   jvalue val;
  19
  20   jint fails = 0;
  21
  22   klass = (*env)->GetObjectClass (env, _this);
  23   super = (*env)->GetSuperclass (env, klass);
  24
  25   method = (*env)->GetMethodID (env, klass, "byte_f", "()B");
  26   b = (*env)->CallByteMethod (env, _this, method);
  27   if (b != 23)
  28     ++fails;
  29
  30   method = (*env)->GetMethodID (env, klass, "char_f", "(I)C");
  31   val.i = 10;
  32   c = (*env)->CallCharMethodA (env, _this, method, &val);
  33   if (c != ('a' + 10))
  34     ++fails;
  35
  36   method = (*env)->GetMethodID (env, super, "int_f", "()I");
  37   i = (*env)->CallNonvirtualIntMethod (env, _this, super, method);
  38   if (i != 27)
  39     ++fails;
  40
  41   i = (*env)->CallIntMethod (env, _this, method);
  42   if (i != 1023)
  43     ++fails;
  44
  45   method = (*env)->GetStaticMethodID (env, klass, "long_f", "(J)J");
  46   l = (*env)->CallStaticLongMethod (env, klass, method, (jlong) 10);
  47   if (l != 2033)
  48     ++fails;
  49
  50   method = (*env)->GetStaticMethodID (env, klass, "longpb_f", "(BJBJBJ)J");
  51   l = (*env)->CallStaticLongMethod (env, klass, method, (jbyte) 13, (jlong) 3,
  52                                    (jbyte) 13, (jlong) 3, (jbyte) 13, (jlong) 4);
  53   if (l != 3033)
  54     ++fails;
  55
  56   method = (*env)->GetMethodID (env, klass, "void_f", "()V");
  57   (*env)->CallVoidMethod (env, _this, method);
  58
  59   method = (*env)->GetStaticMethodID (env, klass, "short_f", "()S");
  60   s = (*env)->CallStaticShortMethod (env, klass, method);
  61   if (s != 2)
  62     ++fails;
  63
  64   method = (*env)->GetMethodID (env, klass, "double_f", "()D");
  65   d = (*env)->CallDoubleMethod (env, _this, method);
  66   if (d != -1.0)
  67     ++fails;
  68
  69   method = (*env)->GetMethodID (env, klass, "float_f", "()F");
  70   f = (*env)->CallFloatMethod (env, _this, method);
  71   if (f != 1.0)
  72     ++fails;
  73
  74   return fails;
  75 }