blob: 9d2ebccc8b0f3f17622712293cf78be1e8b87e4c [file] [log] [blame]
* Copyright 2007 Google Inc.
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy of
* the License at
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations under
* the License.
* Wrapper arouond Java Strings, keeps pointers to unpacked strings
* and makes sure they are cleaned up.
class JStringWrap {
JStringWrap(JNIEnv* env, jstring str): env(env), s(str), p(0), jp(0) { }
~JStringWrap() {
if (p) env->ReleaseStringUTFChars(s, p);
if (jp) env->ReleaseStringChars(s, jp);
const char* str() {
if (!p) p = env->GetStringUTFChars(s, 0);
return p;
const jchar* jstr() {
if (!jp) jp = env->GetStringChars(s, 0);
return jp;
int length() {
return env->GetStringLength(s);
JNIEnv* env;
jstring s;
const char* p;
const jchar* jp;