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Copy pathStringCoding.c
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75 lines (68 loc) · 2.31 KB
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/*
* Copyright (c) 1998, 2014, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
#include <stdlib.h>
#include <jni.h>
#include <jni_util.h>
#include <stdio.h>
#include <jvm.h>
#include "java_lang_StringCoding.h"
static void
printToFile(JNIEnv *env, jstring s, FILE *file)
{
char *sConverted;
int length = 0;
int i;
const jchar *sAsArray;
if (s == NULL) {
JNU_ThrowNullPointerException(env, NULL);
return;
}
sAsArray = (*env)->GetStringChars(env, s, NULL);
if (!sAsArray)
return;
length = (*env)->GetStringLength(env, s);
if (length == 0) {
(*env)->ReleaseStringChars(env, s, sAsArray);
return;
}
sConverted = (char *) malloc(length + 1);
if (!sConverted) {
(*env)->ReleaseStringChars(env, s, sAsArray);
JNU_ThrowOutOfMemoryError(env, NULL);
return;
}
for(i = 0; i < length; i++) {
sConverted[i] = (0x7f & sAsArray[i]);
}
sConverted[length] = '\0';
jio_fprintf(file, "%s", sConverted);
(*env)->ReleaseStringChars(env, s, sAsArray);
free(sConverted);
}
JNIEXPORT void JNICALL
Java_java_lang_StringCoding_err(JNIEnv *env, jclass cls, jstring s)
{
printToFile(env, s, stderr);
}