Null return from String method
Mark Taylor <[email protected]> Tue, 18 Jun 2019 15:25:52 +0000
| Newsgroups | gmane.comp.java.jel.general |
|---|---|
| Message-ID | <[email protected]> |
RGVhciBLb25zdGFudGluLAoKdGhlcmUgc2VlbXMgdG8gYmUgc29tZXRoaW5nIHN1cnByaXNpbmcg Z29pbmcgb24gaWYgSSByZXR1cm4gbnVsbApmcm9tIGEgU3RyaW5nLXR5cGVkIG1ldGhvZCBkdXJp bmcgSkVMIGV2YWx1YXRpb24uICBIZXJlIGlzIGEgdGVzdApwcm9ncmFtOgoKICAgIGltcG9ydCBn bnUuamVsLkNvbXBpbGVkRXhwcmVzc2lvbjsKICAgIGltcG9ydCBnbnUuamVsLkV2YWx1YXRvcjsK ICAgIGltcG9ydCBnbnUuamVsLkxpYnJhcnk7CgogICAgcHVibGljIGNsYXNzIFNUZXN0IHsKICAg ICAgICBwdWJsaWMgc3RhdGljIHZvaWQgbWFpbiggU3RyaW5nW10gYXJncyApIHRocm93cyBUaHJv d2FibGUgewogICAgICAgICAgICBMaWJyYXJ5IGxpYiA9IG5ldyBMaWJyYXJ5KCBuZXcgQ2xhc3Nb XSB7IFNUZXN0LkFMaWIuY2xhc3MgfSwKICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAg ICAgICAgbnVsbCwgbnVsbCwgbnVsbCwgbnVsbCApOwogICAgICAgICAgICBmb3IgKCBpbnQgaSA9 IDA7IGkgPCA0OyBpKysgKSB7CiAgICAgICAgICAgICAgICBTdHJpbmcgc2V4cHIgPSAidHh0KCIg KyBpICsgIikiOwogICAgICAgICAgICAgICAgQ29tcGlsZWRFeHByZXNzaW9uIGNvbXBleCA9IEV2 YWx1YXRvci5jb21waWxlKCBzZXhwciwgbGliICk7CiAgICAgICAgICAgICAgICBTeXN0ZW0ub3V0 LnByaW50bG4oIHNleHByICsgIj0iICsgY29tcGV4LmV2YWx1YXRlKCBudWxsICkgKTsKICAgICAg ICAgICAgfQogICAgICAgIH0KCiAgICAgICAgcHVibGljIHN0YXRpYyBjbGFzcyBBTGliIHsKICAg ICAgICAgICAgcHVibGljIHN0YXRpYyBTdHJpbmcgdHh0KCBpbnQgaSApIHsKICAgICAgICAgICAg ICAgIHJldHVybiBpID09IDIgPyBudWxsIDogSW50ZWdlci50b1N0cmluZyhpKTsKICAgICAgICAg ICAgfQogICAgICAgIH0KICAgIH0KCklmIEkgcnVuIGl0IHdpdGggamVsX2cuamFyIGZyb20gaHR0 cDovL2Z0cC5nbnUub3JnL2dudS9qZWwvamVsLTIuMS4xLnRhci5negpJIHNlZSB0aGlzIG9uIHN0 ZG91dC9zdGRlcnI6CgogICAgdHh0KDApPTAKICAgIHR4dCgxKT0xCiAgICBbREVCVUddIHR5cGVJ RE9iamVjdCh3aGF0KT04CiAgICBbREVCVUddIGluc3RlYWQucmVzSUQ9MTEKICAgIFtERUJVR10g d2hhdD1udWxsCiAgICB0eHQoMik9bnVsbAogICAgdHh0KDMpPTMKCklmIEkgcnVuIGl0IHdpdGgg amVsLmphciwgSSBzZWUgdGhpczoKCiAgICB0eHQoMCk9MAogICAgdHh0KDEpPTEKICAgIEV4Y2Vw dGlvbiBpbiB0aHJlYWQgIm1haW4iIGphdmEubGFuZy5OdWxsUG9pbnRlckV4Y2VwdGlvbgogICAg ICAgICAgICBhdCBqYXZhLmlvLkRhdGFPdXRwdXRTdHJlYW0ud3JpdGVVVEYoRGF0YU91dHB1dFN0 cmVhbS5qYXZhOjM0NykKICAgICAgICAgICAgYXQgamF2YS5pby5EYXRhT3V0cHV0U3RyZWFtLndy aXRlVVRGKERhdGFPdXRwdXRTdHJlYW0uamF2YTozMjMpCiAgICAgICAgICAgIGF0IGdudS5qZWwu Q2xhc3NGaWxlLmdldFVURkluZGV4KFVua25vd24gU291cmNlKQogICAgICAgICAgICBhdCBnbnUu amVsLkNsYXNzRmlsZS5nZXRJbmRleChVbmtub3duIFNvdXJjZSkKICAgICAgICAgICAgYXQgZ251 LmplbC5DbGFzc0ZpbGUuY29kZUxEQyhVbmtub3duIFNvdXJjZSkKICAgICAgICAgICAgYXQgZ251 LmplbC5PUGxvYWQuY29tcGlsZShVbmtub3duIFNvdXJjZSkKICAgICAgICAgICAgYXQgZ251Lmpl bC5PUHVuYXJ5LmNvbXBpbGUoVW5rbm93biBTb3VyY2UpCiAgICAgICAgICAgIGF0IGdudS5qZWwu RXZhbHVhdG9yLmdldEltYWdlKFVua25vd24gU291cmNlKQogICAgICAgICAgICBhdCBnbnUuamVs LkV2YWx1YXRvci5jb21waWxlQml0cyhVbmtub3duIFNvdXJjZSkKICAgICAgICAgICAgYXQgZ251 LmplbC5FdmFsdWF0b3IuY29tcGlsZShVbmtub3duIFNvdXJjZSkKICAgICAgICAgICAgYXQgZ251 LmplbC5FdmFsdWF0b3IuY29tcGlsZShVbmtub3duIFNvdXJjZSkKICAgICAgICAgICAgYXQgU1Rl c3QubWFpbihTVGVzdC5qYXZhOjEyKQoKVGhpcyBkb2Vzbid0IHNlZW0gdG8gYmUgYSBuZXcgcHJv YmxlbSBhdCBKRUwgMi4xLjEsIGFsbCB0aGUgdmVyc2lvbnMKSSBoYXZlIGx5aW5nIGFyb3VuZCBz ZWVtIHRvIGRvIHRoZSBzYW1lIHRoaW5nLiAgR2l2ZW4gd2hpY2gsIEkgYW0KZXh0cmVtZWx5IHN1 cnByaXNlZCB0aGF0IEkgaGF2ZW4ndCBjb21lIGFjcm9zcyB0aGlzIGJlZm9yZSBpbgptb3JlIHRo YW4gMTUgeWVhcnMgb2YgaGVhdnkgSkVMIHVzZSwgYnV0IEkgc3VwcG9zZSBtb3N0IG9mIG15CmZ1 bmN0aW9ucyBhcmUgbnVtZXJpYyBhbmQgbm90IHN0cmluZ3MuCgpDYW4geW91IGNvbW1lbnQ/CgpN YW55IHRoYW5rcywKCk1hcmsKCi0tCk1hcmsgVGF5bG9yICAgQXN0cm9ub21pY2FsIFByb2dyYW1t ZXIgICBQaHlzaWNzLCBCcmlzdG9sIFVuaXZlcnNpdHksIFVLCm0uYi50YXlsb3JAYnJpcy5hYy51 ayArNDQtMTE3LTkyODg3NzYgIGh0dHA6Ly93d3cuc3Rhci5icmlzLmFjLnVrL35tYnQvCgpfX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpIZWxwLWplbCBtYWls aW5nIGxpc3QKSGVscC1qZWxAZ251Lm9yZwpodHRwczovL2xpc3RzLmdudS5vcmcvbWFpbG1hbi9s aXN0aW5mby9oZWxwLWplbAo=