48 lines
1.5 KiB
C++
48 lines
1.5 KiB
C++
/*
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* Copyright (C) 2011 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "JniConstants.h"
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#include "toStringArray.h"
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jobjectArray newStringArray(JNIEnv* env, size_t count) {
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return env->NewObjectArray(count, JniConstants::stringClass, NULL);
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}
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struct ArrayCounter {
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const char* const* strings;
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explicit ArrayCounter(const char* const* strings) : strings(strings) {}
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size_t operator()() {
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size_t count = 0;
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while (strings[count] != NULL) {
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++count;
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}
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return count;
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}
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};
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struct ArrayGetter {
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const char* const* strings;
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explicit ArrayGetter(const char* const* strings) : strings(strings) {}
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const char* operator()(size_t i) {
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return strings[i];
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}
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};
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jobjectArray toStringArray(JNIEnv* env, const char* const* strings) {
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ArrayCounter counter(strings);
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ArrayGetter getter(strings);
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return toStringArray(env, &counter, &getter);
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}
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