April 2014
Intermediate to advanced
260 pages
5h
Japanese
Content preview from 実践 Android Developer Tools
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98
7
章 コードをテストする
7.1.7
定義済み出力形式
ログメッセージには、レベル、時刻、プロセスID、アプリケーション、タグ、エラーテキストなど、
さまざまなメタデータフィールドが含まれている。表示したいメタデータフィールドを組み込むため
に指定できるさまざまな定義済み出力形式がある。
-v
オプションでこれらの定義済み出力形式のどれ
かを指定すれば、形式を指定できる。
brief
タグとプロセスのPIDを表示する。
raw
ほかのメタデータのない生のログメッセージだけを表示する。
time
日付、時刻、タグ、PIDを表示する。
long
すべてのメタデータフィールドを表示し、メッセージの間に空行を挿入する。
たとえば、
time
形式で出力データを生成するには、次のように入力する。
adb logcat -v time
7.1.8
Eclipse
の
LogCat
ビューア
Eclipseの標準 Javaパースペクティブには、画面下のタブコレクションの一部としてLogCatタブ
（
）が含まれている。このツールでさらにその他のUIの助けを借りれば、現在接続されているデバ
イスのLogCatを見ることができる（図7-1）。
図7-1 LogCatツール
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