从SVN上下载项目,所有代码都有下来,在本地编译,java类总是报出n多红叉,惨不忍睹,String cannot be resolved to a type都出来了,以为是jar包未被加载,于是project-properties--java build path -- libraries,删掉已经存在的jar包,去workspace下重新加载jar包,不可以. project-properties--java complier- configure workspace settings 把j…