[英]java.lang.OutOfMemoryError with ArrayList and RecyclerView
并先感谢您的帮助。 我正在尝试将ArrayList放入RecyclerView中,但我又回来了此错误:
java.lang.OutOfMemoryError:未能分配具有24194304个空闲字节和4MB的7224906字节分配,直到java.lang.AbstractStringBuilder.enlargeBuffer(AbstractStringBuilder.java:95)的OOM处,java.lang.AbstractStringBuilder.append0(AbstractStringBuilder.java:125) ),位于com.android.internal.util.FastPrintWriter.flushLocked(FastPrintWriter.java:358)处java.io.StringWriter.write(StringWriter.java:123)处java.lang.StringBuffer.append(StringBuffer.java:278)在com.android.internal.util.FastPrintWriter.appendLocked(FastPrintWriter.java:303)在com.android.internal.util.FastPrintWriter.write(FastPrintWriter.java:625)在com.android.internal.util.FastPrintWriter.append (FastPrintWriter.java:658)在java.io.PrintWriter.append(PrintWriter.java:691)在java.io.PrintWriter.append(PrintWriter.java:31)在java.lang.Throwable.printStackTrace(Throwable.java: 324),位于com.android.internal的android.util.Log.getStackTraceString(Log.java:335)的java.lang.Throwable.printStackTrace(Throwable.java:300)。 os.RuntimeInit.Clog_e(RuntimeInit.java:59)com.android.internal.os.RuntimeInit.access $ 200(RuntimeInit.java:43)com.android.internal.os.RuntimeInit $ UncaughtHandler.uncaughtException(RuntimeInit.java) :85)在java.lang.ThreadGroup.uncaughtException(ThreadGroup.java:693)在java.lang.ThreadGroup.uncaughtException(ThreadGroup.java:690)
我的代码(出现问题的部分)是这样的:
public class TabFragment5 extends Fragment {
@Nullable
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
RecyclerView rv = (RecyclerView) inflater.inflate(
R.layout.fragment_pat_list, container, false);
setupRecyclerView(rv);
return rv;
}
private void setupRecyclerView(RecyclerView recyclerView) {
recyclerView.setLayoutManager(new LinearLayoutManager(recyclerView.getContext()));
recyclerView.setAdapter(new SimpleStringRecyclerViewAdapter(getActivity(),
getList(Infos.sPatGrandi)));
}
private ArrayList<String> getList(String[] array) {
ArrayList<String>list = new ArrayList<String>getList(Infos.sPatGrandi));
while (list.size()<40){
list.addAll(getList(Infos.sPatGrandi));
}
return list;
}
我仅在这部分代码中遇到此错误,有人可以向我解释原因吗? 非常感谢,并度过美好时光!
您在getList
方法中有一个递归调用,由于这个递归调用,分配了很多对象。 这将产生您的OutOfMemoryException
。
编辑示例 :
List<String> listOfData = new ArrayList<>();
SimpleStringRecyclerViewAdapter adapter = new SimpleStringRecyclerView(context, listOfData);
recyclerView.setAdapter(adapter);
//Now add more content to the list
listOfData.add("new item");
listOfData.add("another item");
//This notifies the adapter and the list that the content has changed
adapter.notifyDataSetChanged();
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