CODEWITHSUNDEEP
javadatabaseinner-join
Addy
Addy

Reputation: 427

How to join 2 lists

I have created 2 tables(which i am reading from a 2 diffrent files ) and inserted values into lists .now i want to join table such that (I have attached image)

Record 1:Faculty SID Faculty Courses F_Home Phone H_Work Phone

Record 2; SID Age Home Phone Work Phone PH No

Final: Faculty SID Faculty Courses F_Home Phone H_Work Phone SID Age Home Phone Work Phone PH No

        while(s.hasNext())
        {  String field1=s1.next();
              String field=s.next();
            values.add(field);values1.add(field1);
         for(String x:values)
            {list1.add(x);

            }   
          for(String y:values1)
            {
                list2.add(y);
                }
        }  

       List<String> newArray = new ArrayList<String>();
       newArray.addAll(list1);
         newArray.addAll(list2);

for(int h=0;h<100;h++)
{
    System.out.printf("%s",newArray.get(h)+ "\n");

}

Upvotes: 1

Views: 867

Answers (1)

Stanislav Levental
Stanislav Levental

Reputation: 2225

Use Guava's:

 Iterables.concat(Iterable<T>... list)

Guava could be included using maven:

  <dependency>
      <groupId>com.google.guava</groupId>
      <artifactId>guava</artifactId>
      <version>11.0.1</version>
  </dependency>

Upvotes: 4

Related Questions