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martin.out: New file.
* libjava.jni/martin.out: New file. * libjava.jni/martin.c: New file. * libjava.jni/martin.java: New file. From-SVN: r39286
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2001-01-26 Tom Tromey <tromey@redhat.com>
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* libjava.jni/martin.out: New file.
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* libjava.jni/martin.c: New file.
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* libjava.jni/martin.java: New file.
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2001-01-16 Richard Henderson <rth@redhat.com>
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* lib/libjava.exp (bytecompile_file): Don't unset CLASSPATH.
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41
libjava/testsuite/libjava.jni/martin.c
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41
libjava/testsuite/libjava.jni/martin.c
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#include <jni.h>
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#include "martin.h"
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#include <stdio.h>
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void Java_martin_myNative(JNIEnv* env, jobject this, jstring s)
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{
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jclass cls;
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jfieldID fid;
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jobject obj;
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jmethodID mid;
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printf("From C\n");
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cls = (*env)->FindClass(env, "java/lang/System");
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if (cls == 0) {
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printf("java/lang/System lookup failed\n");
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return;
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}
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fid = (*env)->GetStaticFieldID(env, cls, "out", "Ljava/io/PrintStream;");
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if (fid == 0) {
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printf("java/lang/System::out lookup failed\n");
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return;
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}
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obj = (*env)->GetStaticObjectField(env, cls, fid);
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if (obj == 0) {
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printf("GetStaticObjectField call failed\n");
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return;
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}
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cls = (*env)->GetObjectClass(env, obj);
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if (cls == 0) {
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printf("GetObjectClass(out) failed\n");
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return;
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}
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mid = (*env)->GetMethodID(env, cls, "println", "(Ljava/lang/String;)V");
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if (mid == 0) {
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printf("println method lookup failed\n");
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return;
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}
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(*env)->CallVoidMethod(env, obj, mid, s);
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}
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21
libjava/testsuite/libjava.jni/martin.java
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libjava/testsuite/libjava.jni/martin.java
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// Test case from Martin Kahlert <martin.kahlert@infineon.com>
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public class martin {
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public native void myNative(String s);
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public void myJava(String s) {
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s = s + ", Java";
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System.out.println(s);
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}
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public static void main(String args[]) {
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martin x = new martin();
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x.myJava("Hello");
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x.myNative("Hello, Java (from C)");
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x.myJava("Goodbye");
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}
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static {
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System.loadLibrary("martin");
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}
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}
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4
libjava/testsuite/libjava.jni/martin.out
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4
libjava/testsuite/libjava.jni/martin.out
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Hello, Java
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From C
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Hello, Java (from C)
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Goodbye, Java
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