icqcqi的博客

jdk1.8报错，换成jdk1.7搞定。The method contains(CharSequence) from the type String refers to the missing type CharSequence原因未知。jdk1.7下载地址：https://www.oracle.com/java/technologies/javase/javase7-archive-downloads.html

1、下载 net.sf.jadclipse_3.3.0.jar地址：http://jadclipse.sourceforge.net/wiki/index.php/Main_Page#Download把jar包复制到eclipse\plugins目录下。2、下载jad.exeJad 1.5.8g for Windows 9x/NT/2000 on Intel platform(238600 bytes).地址：https://varaneckas.com/jad/3、打开eclip..

https://www.eclipse.org/downloads/packages/release/indigo/sr2/eclipse-classic-372

Eclipse Classic 3.7https://www.eclipse.org/downloads/packages/release/indigo/r/eclipse-classic-37

依次打开 Window > Preferences > Maven ，不勾选 Download repository index updates on stratup。

右键该项目，依次打开：Properties > Java Compiler > Building > Configure Wordspace Settings > Build path problems , 不勾选 Abort build when build path errors occur.