Return-Path: X-Original-To: apmail-sqoop-dev-archive@www.apache.org Delivered-To: apmail-sqoop-dev-archive@www.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id 7B7EDC255 for ; Tue, 2 Dec 2014 02:24:19 +0000 (UTC) Received: (qmail 5601 invoked by uid 500); 2 Dec 2014 02:24:19 -0000 Delivered-To: apmail-sqoop-dev-archive@sqoop.apache.org Received: (qmail 5566 invoked by uid 500); 2 Dec 2014 02:24:19 -0000 Mailing-List: contact dev-help@sqoop.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: dev@sqoop.apache.org Delivered-To: mailing list dev@sqoop.apache.org Received: (qmail 5501 invoked by uid 99); 2 Dec 2014 02:24:18 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 02 Dec 2014 02:24:18 +0000 X-ASF-Spam-Status: No, hits=-5.0 required=5.0 tests=RCVD_IN_DNSWL_HI,SPF_PASS X-Spam-Check-By: apache.org Received-SPF: pass (athena.apache.org: domain of qian.a.xu@intel.com designates 134.134.136.20 as permitted sender) Received: from [134.134.136.20] (HELO mga02.intel.com) (134.134.136.20) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 02 Dec 2014 02:24:14 +0000 Received: from orsmga002.jf.intel.com ([10.7.209.21]) by orsmga101.jf.intel.com with ESMTP; 01 Dec 2014 18:21:54 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.07,498,1413270000"; d="scan'208";a="646596540" Received: from pgsmsx106.gar.corp.intel.com ([10.221.44.98]) by orsmga002.jf.intel.com with ESMTP; 01 Dec 2014 18:21:53 -0800 Received: from shsmsx101.ccr.corp.intel.com (10.239.4.153) by pgsmsx106.gar.corp.intel.com (10.221.44.98) with Microsoft SMTP Server (TLS) id 14.3.195.1; Tue, 2 Dec 2014 10:21:52 +0800 Received: from shsmsx102.ccr.corp.intel.com ([169.254.2.216]) by SHSMSX101.ccr.corp.intel.com ([169.254.1.110]) with mapi id 14.03.0195.001; Tue, 2 Dec 2014 10:21:51 +0800 From: "Xu, Qian A" To: "dev@sqoop.apache.org" Subject: RE: Sqoop 2 JAVA coding guidelines Thread-Topic: Sqoop 2 JAVA coding guidelines Thread-Index: AQHQDOoEtCbkryqkTUm5QAm0I0Tw+px5YIEAgACZ6TD//30YAIAAiJkg//99LQCAAY72AIAAhxoA Date: Tue, 2 Dec 2014 02:21:50 +0000 Message-ID: <1A60F1A14AA475428445516E57AF7186014EF949@shsmsx102.ccr.corp.intel.com> References: <1A60F1A14AA475428445516E57AF7186014EF30D@shsmsx102.ccr.corp.intel.com> <1A60F1A14AA475428445516E57AF7186014EF375@shsmsx102.ccr.corp.intel.com> <49B6B810-E7E8-4D90-8652-CE53DEEE3F8A@apache.org> In-Reply-To: <49B6B810-E7E8-4D90-8652-CE53DEEE3F8A@apache.org> Accept-Language: en-US, zh-CN Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.239.127.40] Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-Virus-Checked: Checked by ClamAV on apache.org Qm90aCBwb2ludHMgYXJlIHZlcnkgcHJhY3RpY2FsLiArMQ0KIA0KDQotLS0tLU9yaWdpbmFsIE1l c3NhZ2UtLS0tLQ0KRnJvbTogSmFyZWsgSmFyY2VjIENlY2hvIFttYWlsdG86amFyY2VjQGdtYWls LmNvbV0gT24gQmVoYWxmIE9mIEphcmVrIEphcmNlYyBDZWNobw0KU2VudDogVHVlc2RheSwgRGVj ZW1iZXIgMDIsIDIwMTQgMTA6MTcgQU0NClRvOiBkZXZAc3Fvb3AuYXBhY2hlLm9yZw0KU3ViamVj dDogUmU6IFNxb29wIDIgSkFWQSBjb2RpbmcgZ3VpZGVsaW5lcw0KDQpUaGFuayB5b3UgZm9yIHB1 dHRpbmcgdGhlIGNvZGluZyBndWlkZWxpbmVzIHRvZ2V0aGVyIFZlZW5hLiBJ4oCZdmUgcmVhZCB0 aGUgcGFnZSBhbmQgSSBkb27igJl0IHNlZSBhbnl0aGluZyBjb25jZXJuaW5nLiBJIGhhdmUgdG8g YWRtaXQgdGhhdCBJIGRpZCBub3QgcmVhZCB0aGUgd2hvbGUgR29vZ2xlIGd1aWRlbGluZSBzbyBJ 4oCZbSB3b25kZXJpbmcgaWYgdGhlcmUgYXJlIGFueSBodWdlIGRpZmZlcmVuY2VzIGJldHdlZW4g Y3VycmVudCAoYWxiZWl0IHVud3JpdHRlbikgcnVsZXMgYW5kIHRoZSBwcm9wb3NlZCBHb29nbGUg Z3VpZGVsaW5lcz8NCg0KSeKAmXZlIGFkZGVkL2VkaXRlZCB0aGUgY29udGVudCBhIGJpdCwgdHJ5 aW5nIHRvIHB1dCBzb21lIHNtYWxsIGNvbW1lbnRzIHdpdGhvdXQgY2hhbmdpbmcgdGhlIHNlbWFu dGljcyBvZiB0aGUgcGFnZS4gSSBoYXZlIGZvbGxvd2luZyBsYXJnZXIgcG9pbnRzOg0KDQoxKSBM aW5lIHNpemUNCg0KVGhlIOKAnEdlbmVyYWwgUnVsZXPigJ0gc2VjdGlvbiBzcGVjaWZpZXMgdGhh dCB0aGUg4oCcQ29sdW1uIGxpbWl0IGNhbiBiZSA4MCBvciAxMDAgY2hhcmFjdGVyc+KAnSwgdGhl IHN1YnNlY3Rpb24g4oCcIENvbHVtbiBMaW1pdCBhbmQgTGluZSBXcmFwcGluZ+KAnSBpcyBzdGF0 aW5nIG9ubHkg4oCcMTAw4oCdIGFuZCB0aGVuIHN1Z2dlc3RpbmcgdGhhdCB3ZSBjb3VsZCBhbHNv IGRyb3AgYW55IGxpbmUgbGltaXRzLiBJIHdvdWxkIHN1Z2dlc3QgdG8gc3luY2hyb25pemUgdGhv c2UgcGxhY2VzIHRvZ2V0aGVyIGFzIGl0IHNlZW1zIHF1aXRlIGNvbmZ1c2luZy4NCg0KSSB3b3Vs ZCBwZXJzb25hbGx5IHZvdGUgdG8gbm90IGhhdmUgYW55IHNoYXJwIGxpbWl0IGZvciBtYXhpbXVt IGxpbmUgc2l6ZS4gV2UgaGF2ZSA4MCBjaGFyYWN0ZXJzIGxpbWl0IGluIFNxb29wIDEgYW5kIGl0 IG1ha2VzIGNvZGUgdmVyeSBoYXJkbHkgcmVhZGFibGUgYXQgc29tZSBwbGFjZXMsIHNvIEkgbGlr ZSB0aGUgS2Fma2Egd29yZGluZyDigJxubyBtYXhpbXVtIHNpemUsIGJ1dCBiZSByZWFzb25hYmxl 4oCdLg0KDQoyKSBBcHBseWluZyB0aGUgY2hhbmdlcw0KDQpDb25zaWRlcmluZyB0aGF0IHdlIG1p Z2h0IGludHJvZHVjZSBzb21lIGNoYW5nZXMgYWdhaW5zdCBjdXJyZW50ICh1bndyaXR0ZW4pIHJ1 bGVzLCBJIHRoaW5rIHRoYXQgd2Ugc2hvdWxkIHRhbGsgYWJvdXQgaG93IHdl4oCZcmUgZ29pbmcg dG8gZW5mb3JjZSB0aGUgY29kaW5nIGd1aWRlbGluZXMgZ29pbmcgZm9yd2FyZC4gVGhpcyBpcyBu b3QgYSBxdWVzdGlvbiBmb3IgbmV3IGZpbGVzIGFzIHRob3NlIHNob3VsZCBvYnZpb3VzbHkgZm9s bG93IHRoZW0uIEnigJltIG1vcmUgaW50ZXJlc3RlZCB0byBkaXNjdXNzIGhvdyB3ZeKAmXJlIGdv aW5nIHRvIGhhbmRsZSBjaGFuZ2VzIGluIGN1cnJlbnQgZmlsZXMuIEFzIHdlIGFyZSB0cnlpbmcg dG8ga2VlcCBlYWNoIHBhdGNoIGZvY3VzaW5nIG9uIGdpdmVuIGZ1bmN0aW9uYWxpdHkgYW5kIHdl 4oCZcmUgZGlzY291cmFnaW5nIHVucmVsYXRlZCBjaGFuZ2VzLCBJIHdvdWxkIHByb3Bvc2UgdG8g ZGlzY291cmFnZSBwZW9wbGUgdG8gZW5mb3JjZSB0aG9zZSBydWxlcyBpbiBleGlzdGluZyBmaWxl cyBpZiB0aGF0IHdvdWxkIG1lYW4gdG8gc2lnbmlmaWNhbnRseSByZWZhY3RvciB0aGUgZmlsZSBq dXN0IGZvciB0aGUgcHVycG9zZSBvZiBiZWluZyBjb21wbGlhbnQgd2l0aCBvdXIgY29kZSBndWlk ZWxpbmVzLiANCg0KVGhpcyBvZiBjb3Vyc2UgZG9lc27igJl0IG1lYW4gdGhhdCBwZW9wbGUgc2hv dWxkIG5vdCBmb2xsb3cgdGhlIGd1aWRlbGluZXMgYXQgYWxsIChuZXcgY29udGVudCBzaG91bGQg Zm9sbG93IHRoZW0pIG9yIHRoYXQgd2XigJlyZSBnb2luZyB0byBzdGljayB0byB0aGUgb2xkIGZv cm1hdHRpbmcgZm9yZXZlciAob24gbGFyZ2UgZmlsZSByZWZhY3RvcmluZyBpdCB3b3VsZCBiZSBP SyB0byBhcHBseSBzdWNoIGNoYW5nZXMpLiAgSeKAmW0ganVzdCB3b3JyaWVkIGFib3V0IGludHJv ZHVjaW5nIGEgbG90IG9mIHVubmVjZXNzYXJ5IGNoYW5nZXMganVzdCB0byBrZWVwIGluIHN5bmMg d2l0aCBjb2RpbmcgZ3VpZGVsaW5lcy4NCg0KSmFyY2VjDQoNCj4gT24gTm92IDMwLCAyMDE0LCBh dCA2OjI5IFBNLCBWZWVuYSBCYXNhdmFyYWogPHZiYXNhdmFyYWpAY2xvdWRlcmEuY29tPiB3cm90 ZToNCj4gDQo+IFFpYW4sDQo+IA0KPiBJIHRoaW5rIHdlIGJvdGggYXJlIG9uIHRoZSBzYW1lIHBh Z2UuDQo+IA0KPiBJIGp1c3Qgd3JvdGUgdGhlIGd1aWRlbGluZXMgd2lraSB0byB0byBjb21lIHVw IHdpdGggdGhlIGNvZGUgc3R5bGUuDQo+IA0KPiBPbmUgd2UgYWxsIHZvdGUgb24gdGhlIHdpa2ks IHdlIGNhbiBmb3JtdWxhdGUgdGhvc2UgcnVsZXMgYXMgSURFIA0KPiBzcGVjaWZpYyBmaWxlcywg bGlrZSB0aGUgb25lIHlvdSBhdHRhY2hlZCBmb3IgaW50ZWxsaUoNCj4gDQo+IEhvcGUgaXQgY2xl YXJzIHRoZSBjb25mdXNpb24gbm93Lg0KPiANCj4gDQo+IA0KPiANCj4gQmVzdCwNCj4gKi4vVmVl Kg0KPiANCj4gT24gU3VuLCBOb3YgMzAsIDIwMTQgYXQgNjoyMCBQTSwgWHUsIFFpYW4gQSA8cWlh bi5hLnh1QGludGVsLmNvbT4gd3JvdGU6DQo+IA0KPj4gSGkgVmVlbmEsDQo+PiANCj4+IEEgY29k ZSBndWlkZWxpbmUgd2lsbCBkZWZpbml0aXZlbHkgaGVscCBib3RoIGRldmVsb3BlcnMgYW5kIHJl dmlld3MgDQo+PiB0byBjb250cmlidXRlIGNvZGUgYmV0dGVyLiBJJ2Qgc3VnZ2VzdCBhcHBseSBj b2RlIHN0eWxlIHRvIG5ldyBjb2RlIA0KPj4gY29udHJpYnV0aW9uIGZpcnN0Lg0KPj4gDQo+PiAt LVFpYW4gKFN0YW5sZXkpIFh1DQo+PiANCj4+IC0tLS0tT3JpZ2luYWwgTWVzc2FnZS0tLS0tDQo+ PiBGcm9tOiBWZWVuYSBCYXNhdmFyYWogW21haWx0bzp2YmFzYXZhcmFqQGNsb3VkZXJhLmNvbV0N Cj4+IFNlbnQ6IE1vbmRheSwgRGVjZW1iZXIgMDEsIDIwMTQgMTA6MDkgQU0NCj4+IFRvOiBkZXZA c3Fvb3AuYXBhY2hlLm9yZw0KPj4gU3ViamVjdDogUmU6IFNxb29wIDIgSkFWQSBjb2RpbmcgZ3Vp ZGVsaW5lcw0KPj4gDQo+PiBUaGFua3MgUWlhbiwgSSB3aWxsIGF0dGFjaCBpdCwgZG8geW91IGhh dmUgYW55IGNvbW1lbnRzIG9uIHRoZSBndWlkZWxpbmVzPw0KPj4gV2Ugc2hvdWxkIGFsbCB2b3Rl IGZvciB0aGUgd2lraSBndWlkZWxpbmVzIGJlZm9yZSB3ZSBhdHRhY2ggdGhlIGZvcm1hdHRlci4N Cj4+IA0KPj4gUGxlYXNlIHNlbmQgYW4gZW1haWwgdG8gdGhlIGRldkAgbGlzdCBhc2tpbmcgcGVy bWlzc2lvbiB0byBlZGl0IHRoZSB3aWtpLg0KPj4gDQo+PiANCj4+IA0KPj4gDQo+PiBCZXN0LA0K Pj4gKi4vVmVlKg0KPj4gDQo+PiBPbiBTdW4sIE5vdiAzMCwgMjAxNCBhdCA1OjU5IFBNLCBYdSwg UWlhbiBBIDxxaWFuLmEueHVAaW50ZWwuY29tPiB3cm90ZToNCj4+IA0KPj4+IEhpIHRoZXJlLg0K Pj4+IA0KPj4+IEkgZG9u4oCZdCBoYXZlIHRoZSBwcml2aWxlZ2UgdG8gYWRkIGF0dGFjaG1lbnQg dG8gV2lraSAsIHNvIEkndmUgDQo+Pj4gYXR0YWNoZWQgY29kZSBmb3JtYXR0ZXIgb2YgSW50ZWxs aUogKHYxMy4xKS4gSSBob3BlIHRoaXMgaGVscHMuDQo+Pj4gDQo+Pj4gLS1RaWFuIChTdGFubGV5 KSBYdQ0KPj4+IA0KPj4+IA0KPj4+IC0tLS0tT3JpZ2luYWwgTWVzc2FnZS0tLS0tDQo+Pj4gRnJv bTogR3dlbiBTaGFwaXJhIFttYWlsdG86Z3NoYXBpcmFAY2xvdWRlcmEuY29tXQ0KPj4+IFNlbnQ6 IE1vbmRheSwgRGVjZW1iZXIgMDEsIDIwMTQgODo0NiBBTQ0KPj4+IFRvOiBkZXZAc3Fvb3AuYXBh Y2hlLm9yZw0KPj4+IFN1YmplY3Q6IFJlOiBTcW9vcCAyIEpBVkEgY29kaW5nIGd1aWRlbGluZXMN Cj4+PiANCj4+PiBJIHRoaW5rIGl0cyBhIGdyZWF0IGlkZWEgdG8gZG9jdW1lbnQgdGhlIGNvZGlu ZyBzdGFuZGFyZHMgdGhhdCANCj4+PiBhbHJlYWR5IGV4aXN0IGZvciB0aGlzIHByb2plY3QuDQo+ Pj4gSXQgY2FuIGJlIGZydXN0cmF0aW5nIHRvIG5ldyBjb250cmlidXRvcnMgdG8gaGF2ZSB0byBn dWVzcyB0aGVpciB3YXkgDQo+Pj4gYXJvdW5kIG91ciB1bi13cml0dGVuIGV4cGVjdGF0aW9ucy4N Cj4+PiANCj4+PiBHd2VuDQo+Pj4gDQo+Pj4gT24gU3VuLCBOb3YgMzAsIDIwMTQgYXQgMjowNSBQ TSwgVmVlbmEgQmFzYXZhcmFqIA0KPj4+IDx2YmFzYXZhcmFqQGNsb3VkZXJhLmNvbT4NCj4+PiB3 cm90ZToNCj4+Pj4gSGV5IGFsbCwNCj4+Pj4gDQo+Pj4+IFNpbmNlIGEgZmV3IG1vbnRocyBJIGhh dmUgYmVlbiBjb250cmlidXRpbmcgdG8gU3Fvb3AyLCBJIGRvIG5vdGljZSANCj4+Pj4gYSBsYWNr IG9mIHN0eWxlIGd1aWRlIGZvciBzcW9vcDIgY29kZS4NCj4+Pj4gDQo+Pj4+IEkgaGF2ZSBzdGFy dGVkIGEgd2lraSBoaWdobGlnaHRpbmcgdGhpbmdzIGZvciBkZXZlbG9wZXJzIHRvIGZvbGxvdy4N Cj4+Pj4gDQo+Pj4+IGh0dHBzOi8vY3dpa2kuYXBhY2hlLm9yZy9jb25mbHVlbmNlL2Rpc3BsYXkv U1FPT1AvU3Fvb3ArMitDb2RpbmcrR3UNCj4+Pj4gaSBkZSBsaW5lcyBJIHByZWZlciB0aGUgZ29v Z2xlIGphdmEgc3R5bGUgZ3VpZGUgdG8gYmVnaW4gd2l0aC4NCj4+Pj4gDQo+Pj4+IFBsZWFzZSBh ZGQgeW91ciBjb21tZW50cyBpbiB0aGUgY29tbWVudHMgc2VjdGlvbiBvbiB0aGluZ3MgeW91IA0K Pj4+PiB3b3VsZCBsaWtlIHRvIGhhdmUsIHNvIHdlIGNhbiBpdGVyYXRlIG92ZXIgdGhpcyBpbiB0 aGUgY29taW5nIGZldyANCj4+Pj4gd2Vla3MgYW5kIHNldHRsZSBkb3duIHRvIGEgc3RhbmRhcmQg dGhhdCBldmVyeSBvbmUgY2FuIHVzZSBpbiB0aGVpciANCj4+Pj4gSURFLiBJIGFtIGhhcHB5IHRv IGNyZWF0ZSBhIGZvcm1hdHRlciBYTUwgZm9yIGVjbGlwc2UgYXMgcGVyIHRoZXNlIA0KPj4+PiBy dWxlcyBhbmQgYXR0YWNoIGl0IHRvIHRoZSB3aWtpLg0KPj4+PiANCj4+Pj4gDQo+Pj4+IA0KPj4+ PiBCZXN0LA0KPj4+PiAqLi9WZWUqDQo+Pj4gDQo+PiANCg0K