import java.io.BufferedReader;
import java.io.FileReader;
import java.util.List;
import java.util.stream.Collectors;

public class TestJDKMethod {
    /**
     * 读取文件 并输入文件行包含 Exception 字段的行
     * @param args
     */
    public static void main(String[] args){
        BufferedReader br = null;
        try {
            br = new BufferedReader(new FileReader("d:\\a.log"));
            List<String> exception = br.lines().peek(e -> {
            }).filter(e -> {
                return e.contains("Exception");
            }).collect(Collectors.toList());
            br.close();
            System.out.println(exception);
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}