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• MyConcatenator.java

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tk.hongkailiu.test.app.junit.MyConcatenator Maven / Gradle / Ivy

package tk.hongkailiu.test.app.junit;

/**
 * Created by hongkailiu on 2015-04-12.
 */
public class MyConcatenator {

    public static String concatenate(String... strings) {
        StringBuilder builder = new StringBuilder();

        for (int i = 0; i < strings.length; i++) {
            if (i > 0) {
                builder.append(",");
            }
            builder.append(strings[i]);
        }

        return builder.toString();
    }
}