Examples with StringJoiner java.util.StringJoiner used on opensource projects

Example 11 with StringJoiner

use of java.util.StringJoiner in project jdk8u_jdk by JetBrains.

the class MergeTest method testEmptyThis.

public void testEmptyThis() {
    StringJoiner sj = new StringJoiner(",", "{", "}");
    StringJoiner other = new StringJoiner(":", "[", "]");
    Stream.of("d", "e", "f").forEachOrdered(other::add);
    sj.merge(other);
    assertEquals(sj.toString(), "{d:e:f}");
    sj = new StringJoiner(",", "{", "}").setEmptyValue("EMPTY");
    assertEquals(sj.toString(), "EMPTY");
    sj.merge(other);
    assertEquals(sj.toString(), "{d:e:f}");
}

Example 12 with StringJoiner

use of java.util.StringJoiner in project jdk8u_jdk by JetBrains.

the class MergeTest method testDelimiter.

public void testDelimiter() {
    StringJoiner sj = new StringJoiner(",", "{", "}");
    StringJoiner other = new StringJoiner(":", "[", "]");
    Stream.of("a", "b", "c").forEachOrdered(sj::add);
    Stream.of("d", "e", "f").forEachOrdered(other::add);
    sj.merge(other);
    assertEquals(sj.toString(), "{a,b,c,d:e:f}");
}

Example 13 with StringJoiner

use of java.util.StringJoiner in project jdk8u_jdk by JetBrains.

the class MergeTest method testEmptyBoth.

public void testEmptyBoth() {
    StringJoiner sj = new StringJoiner(",", "{", "}");
    StringJoiner other = new StringJoiner(":", "[", "]");
    sj.merge(other);
    assertEquals(sj.toString(), "{}");
    other.setEmptyValue("NOTHING");
    sj.merge(other);
    assertEquals(sj.toString(), "{}");
    sj = new StringJoiner(",", "{", "}").setEmptyValue("EMPTY");
    assertEquals(sj.toString(), "EMPTY");
    sj.merge(other);
    assertEquals(sj.toString(), "EMPTY");
}

Example 14 with StringJoiner

use of java.util.StringJoiner in project jdk8u_jdk by JetBrains.

the class MergeTest method testMergeSelf.

public void testMergeSelf() {
    final StringJoiner sj = new StringJoiner(",", "[", "]").add("a").add("b");
    assertEquals(sj.merge(sj).toString(), "[a,b,a,b]");
    assertEquals(sj.merge(sj).toString(), "[a,b,a,b,a,b,a,b]");
    final StringJoiner sj2 = new StringJoiner(",").add("c").add("d");
    assertEquals(sj2.merge(sj2).toString(), "c,d,c,d");
}

Example 15 with StringJoiner

use of java.util.StringJoiner in project jdk8u_jdk by JetBrains.

the class StringJoinerTest method addAlladdAll.

// The following tests do two successive adds of different types
public void addAlladdAll() {
    StringJoiner sj = new StringJoiner(DASH, "{", "}");
    ArrayList<String> firstOne = new ArrayList<>();
    firstOne.add(ONE);
    firstOne.add(TWO);
    firstOne.add(THREE);
    firstOne.stream().forEachOrdered(sj::add);
    ArrayList<String> nextOne = new ArrayList<>();
    nextOne.add(FOUR);
    nextOne.add(FIVE);
    nextOne.stream().forEachOrdered(sj::add);
    String expected = "{" + ONE + DASH + TWO + DASH + THREE + DASH + FOUR + DASH + FIVE + "}";
    assertEquals(sj.toString(), expected);
}