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41 lines
1.1 KiB
41 lines
1.1 KiB
#include "jniutils.hh"
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#include <stdexcept>
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#include <typeinfo>
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#include <assert.h>
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#include <string>
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namespace pEp {
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namespace JNIAdapter {
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jfieldID getFieldID(
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JNIEnv *env,
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const char *classname,
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const char *fieldname,
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const char *signature
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)
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{
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jclass engine = env->FindClass(classname);
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assert(engine);
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if (engine == NULL) {
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jclass ex = env->FindClass("java/lang/NoClassDefFoundError");
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assert(ex);
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env->ThrowNew(ex, classname);
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throw std::bad_cast();
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}
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jfieldID field = env->GetFieldID(engine, fieldname, signature);
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assert(field);
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if (field == NULL) {
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jclass ex = env->FindClass("java/lang/NoSuchFieldError");
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assert(ex);
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env->ThrowNew(ex, fieldname);
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throw std::invalid_argument(std::string(fieldname));
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}
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return field;
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}
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};
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};
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