[288126d] | 1 | package ve.gob.cenditel.tibisaymovil; |
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| 2 | |
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| 3 | import java.security.cert.X509Certificate; |
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| 4 | import java.util.ArrayList; |
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| 5 | import java.util.Collections; |
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| 6 | import java.util.List; |
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| 7 | |
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| 8 | import android.content.Context; |
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| 9 | import android.os.AsyncTask; |
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| 10 | import android.view.LayoutInflater; |
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| 11 | import android.view.View; |
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| 12 | import android.view.ViewGroup; |
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| 13 | import android.widget.BaseAdapter; |
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| 14 | import android.widget.CheckBox; |
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| 15 | import android.widget.ListView; |
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| 16 | import android.widget.TextView; |
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| 17 | |
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| 18 | |
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| 19 | |
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| 20 | public class DirectCertificateAdapter extends BaseAdapter { |
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| 21 | |
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| 22 | private final List<String> aliases; |
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| 23 | private final List<String> subjects = new ArrayList<String>(); |
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| 24 | private DirectKeyChain keyChain; |
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| 25 | private Context context; |
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| 26 | |
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| 27 | public DirectCertificateAdapter(DirectKeyChain keyChain, Context context) |
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| 28 | throws KeystoreException { |
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| 29 | this.context=context; |
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| 30 | this.aliases = Collections.list(keyChain.getAliases()); |
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| 31 | this.subjects.addAll(Collections.nCopies(this.aliases.size(), (String) null)); |
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| 32 | this.keyChain = keyChain; |
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| 33 | } |
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| 34 | |
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| 35 | @Override public int getCount() { |
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| 36 | |
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| 37 | return this.aliases.size(); |
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| 38 | } |
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| 39 | |
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| 40 | @Override public String getItem(int adapterPosition) { |
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| 41 | |
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| 42 | return this.aliases.get(adapterPosition); |
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| 43 | } |
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| 44 | |
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| 45 | @Override public long getItemId(int adapterPosition) { |
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| 46 | |
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| 47 | return adapterPosition; |
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| 48 | } |
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| 49 | |
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| 50 | @Override public View getView(final int position, View convertView, ViewGroup parent) { |
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| 51 | |
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| 52 | if (convertView == null) { |
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| 53 | LayoutInflater inflater = LayoutInflater.from(this.context); |
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| 54 | convertView = inflater.inflate(R.layout.cert_item, parent, false); |
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| 55 | } |
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| 56 | |
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| 57 | TextView aliasTextView = (TextView) convertView.findViewById(R.id.cert_item_alias); |
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| 58 | TextView subjectTextView = (TextView) convertView.findViewById(R.id.cert_item_subject); |
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| 59 | CheckBox checkBox = (CheckBox) convertView.findViewById(R.id.cert_item_selected); |
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| 60 | |
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| 61 | String alias = this.aliases.get(position); |
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| 62 | convertView.setTag(alias); |
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| 63 | aliasTextView.setText(alias); |
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| 64 | |
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| 65 | String subject = this.subjects.get(position); |
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| 66 | if (subject == null) { |
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| 67 | new CertLoader(position, subjectTextView, this.keyChain).execute(); |
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| 68 | } else { |
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| 69 | subjectTextView.setText(subject); |
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| 70 | } |
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| 71 | |
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| 72 | |
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| 73 | |
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| 74 | ListView lv = (ListView)parent; |
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| 75 | /* |
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| 76 | //Old monochoice code. |
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| 77 | int listViewCheckedItemPosition = lv.getCheckedItemPosition(); |
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| 78 | int adapterCheckedItemPosition = listViewCheckedItemPosition; |
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| 79 | checkBox.setChecked(position == adapterCheckedItemPosition); |
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| 80 | */ |
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| 81 | checkBox.setChecked(lv.getCheckedItemPositions().get(position)); |
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| 82 | |
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| 83 | return convertView; |
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| 84 | } |
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| 85 | |
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| 86 | private class CertLoader extends AsyncTask<Void, Void, String> { |
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| 87 | |
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| 88 | private final int adapterPosition; |
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| 89 | private final TextView subjectView; |
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| 90 | private DirectKeyChain keyChain; |
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| 91 | |
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| 92 | private CertLoader(int adapterPosition, TextView subjectView, DirectKeyChain keyChain) { |
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| 93 | |
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| 94 | this.adapterPosition = adapterPosition; |
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| 95 | this.subjectView = subjectView; |
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| 96 | this.keyChain = keyChain; |
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| 97 | } |
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| 98 | |
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| 99 | @Override protected String doInBackground(Void... params) { |
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| 100 | |
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| 101 | String alias = DirectCertificateAdapter.this.aliases.get(this.adapterPosition); |
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| 102 | X509Certificate cert; |
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| 103 | try { |
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| 104 | cert = this.keyChain.getCertificateChain(alias)[0]; |
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| 105 | // bouncycastle can handle the emailAddress OID of 1.2.840.113549.1.9.1 |
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| 106 | return cert.getSubjectDN().getName(); |
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| 107 | } catch (KeystoreException e) { |
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| 108 | return ""; |
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| 109 | } |
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| 110 | } |
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| 111 | |
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| 112 | @Override protected void onPostExecute(String subjectString) { |
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| 113 | |
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| 114 | DirectCertificateAdapter.this.subjects.set(this.adapterPosition, subjectString); |
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| 115 | this.subjectView.setText(subjectString); |
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| 116 | } |
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| 117 | } |
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| 118 | } |
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