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Editorial Team
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Asked: 2026-05-27T09:32:06+00:00

jstring Java_com_example_hellojni_HelloJni_buildString(JNIEnv *env, jobject sThis){ for (int i=0; i < 100000; i++){ char* c=(char*)env->NewStringUTF(xx);

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    jstring Java_com_example_hellojni_HelloJni_buildString(JNIEnv *env, jobject sThis){
        for (int i=0; i < 100000; i++){
              char* c=(char*)env->NewStringUTF("xx");
        }

        return env->NewStringUTF("test");
    }

12-04 14:46:36.399: DEBUG/dalvikvm(8086): Trying to load lib
/data/data/com.example.hellojni/lib/libhello-jni.so 0x405143d8 12-04
14:46:36.399: DEBUG/dalvikvm(8086): Added shared lib
/data/data/com.example.hellojni/lib/libhello-jni.so 0x405143d8 12-04
14:46:36.431: WARN/dalvikvm(8086): ReferenceTable overflow (max=1024)
12-04 14:46:36.431: WARN/dalvikvm(8086): Last 10 entries in JNI local
reference table: 12-04 14:46:36.431: WARN/dalvikvm(8086): 1014:
0x4052b258 cls=Ljava/lang/String; (28 bytes) 12-04 14:46:36.431:
WARN/dalvikvm(8086): 1015: 0x4052b298 cls=Ljava/lang/String; (28
bytes) 12-04 14:46:36.431: WARN/dalvikvm(8086): 1016: 0x4052b2d8
cls=Ljava/lang/String; (28 bytes) 12-04 14:46:36.431:
WARN/dalvikvm(8086): 1017: 0x4052b318 cls=Ljava/lang/String; (28
bytes) 12-04 14:46:36.431: WARN/dalvikvm(8086): 1018: 0x4052b358
cls=Ljava/lang/String; (28 bytes) 12-04 14:46:36.431:
WARN/dalvikvm(8086): 1019: 0x4052b398 cls=Ljava/lang/String; (28
bytes) 12-04 14:46:36.431: WARN/dalvikvm(8086): 1020: 0x4052b3d8
cls=Ljava/lang/String; (28 bytes) 12-04 14:46:36.431:
WARN/dalvikvm(8086): 1021: 0x4052b418 cls=Ljava/lang/String; (28
bytes) 12-04 14:46:36.431: WARN/dalvikvm(8086): 1022: 0x4052b458
cls=Ljava/lang/String; (28 bytes) 12-04 14:46:36.431:
WARN/dalvikvm(8086): 1023: 0x4052b498 cls=Ljava/lang/String; (28
bytes) 12-04 14:46:36.431: WARN/dalvikvm(8086): JNI local reference
table summary (1024 entries): 12-04 14:46:36.431: WARN/dalvikvm(8086):
1 of Ljava/lang/Class; 236B 12-04 14:46:36.431: WARN/dalvikvm(8086):
1 of Ljava/lang/Class; 284B 12-04 14:46:36.431: WARN/dalvikvm(8086):
1 of Ljava/lang/Class; 572B 12-04 14:46:36.431: WARN/dalvikvm(8086):
1020 of Ljava/lang/String; 28B (1020 unique) 12-04 14:46:36.431:
WARN/dalvikvm(8086): 1 of [Ljava/lang/String; 28B 12-04
14:46:36.431: WARN/dalvikvm(8086): Memory held directly by tracked
refs is 29680 bytes 12-04 14:46:36.431: ERROR/dalvikvm(8086): Failed
adding to JNI local ref table (has 1024 entries) 12-04 14:46:36.431:
INFO/dalvikvm(8086): “main” prio=5 tid=1 RUNNABLE 12-04 14:46:36.431:
INFO/dalvikvm(8086): | group=”main” sCount=0 dsCount=0
obj=0x4001f1b8 self=0xcee8 12-04 14:46:36.431: INFO/dalvikvm(8086):
| sysTid=8086 nice=0 sched=0/0 cgrp=default handle=-1345006496 12-04
14:46:36.431: INFO/dalvikvm(8086): at
com.example.hellojni.HelloJni.buildString(Native Method) 12-04
14:46:36.431: INFO/dalvikvm(8086): at
com.example.hellojni.HelloJni.onCreate(HelloJni.java:93)

weird. if my for next looks like this:

for (int i=0; i < 100; i++){

then evreything ok.

How can I rewrite this code to run the for next with a big number?

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1 Answer

  1. Editorial Team

    if you are invoking this method from the UI thread then it will pause for 1.4 minutes and android will close any program that does not respond for 5 seconds my this help you try to use AsyncTask or execute this call in another thread .

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