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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

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 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

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/**

 * @test

 * @bug 8003280

 * @summary Add lambda tests

 *   This test is for identifying SAM types 2 and 3, see Helper.java for SAM types

 * @compile LambdaTest2_SAM1.java Helper.java

 * @run main LambdaTest2_SAM1

 */

import java.util.Collections;

import java.util.List;

import java.util.ArrayList;

import java.io.*;

public class LambdaTest2_SAM1 {

    private static List<String> strs = new ArrayList<String>();

    private static List<File> files = new ArrayList<File>();

    public static void main(String[] args) {

        strs.add("copy");

        strs.add("paste");

        strs.add("delete");

        strs.add("rename");

        files.add(new File("a.txt"));

        files.add(new File("c.txt"));

        files.add(new File("b.txt"));

        //type #2: Comparator<T>

        Collections.sort(files, (File f1, File f2) -> f1.getName().compareTo(f2.getName()));

        for(File f : files)

            System.out.println(f.getName());

        System.out.println();

        Collections.sort(files, (File f1, File f2) -> (int)(f1.length() - f2.length()));

        for(File f : files)

            System.out.println(f.getName() + " " + f.length());

        System.out.println();

        LambdaTest2_SAM1 test = new LambdaTest2_SAM1();

        //type #2:

        test.methodMars((File f) -> {

            System.out.println("implementing Mars<File>.getAge(File f)...");

            return (int)f.length();

        });

        test.methodJupiter((int n) -> n+1);

        //type #3:

        test.methodXY((List<String> strList) -> strList.size() );

        test.methodXYZ((List<String> strList) -> 20 );

    }

    //type #2:

    void methodMars(Mars<File> m) {

        System.out.println("methodMars(): SAM type interface Mars object instantiated: " + m);

        System.out.println(m.getAge(new File("a.txt")));

    }

    //type #2:

    void methodJupiter(Jupiter j) {

        System.out.println("methodJupiter(): SAM type interface Jupiter object instantiated: " + j);

        System.out.println(j.increment(33));

    }

    //type #3:

    void methodXY(XY xy) {

        System.out.println("methodXY(): SAM type interface XY object instantiated: " + xy);

        System.out.println(xy.getTotal(strs));

    }

    //type #3:

    void methodXYZ(XYZ xyz) {

        System.out.println("methodXYZ(): SAM type interface XYZ object instantiated: " + xyz);

        System.out.println(xyz.getTotal(strs));

    }

}