eclipse 中UTF-8设置
1.windows->Preferences 打开"首选项"对话框；
2.然后，general->Workspace，右 侧Text file encoding，选择Other，改变为UTF-8。
eclipse 粘贴字符串自动添加转义符
Eclipse has an option so that copy-paste of multi-line text into String literals will result in quoted newlines:
Preferences/Java/Editor/Typing/ "Escape text when pasting into a string literal"