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

Example 16 with StringJoiner

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

the class StringJoinerTest method addCharSequenceWithEmptyValue.

public void addCharSequenceWithEmptyValue() {
    StringJoiner sj = new StringJoiner(",").setEmptyValue(EMPTY);
    CharSequence cs_one = ONE;
    CharSequence cs_two = TWO;
    sj.add(cs_one);
    sj.add(cs_two);
    assertEquals(sj.toString(), ONE + "," + TWO);
    sj = new StringJoiner(DASH, "{", "}");
    sj.add(cs_one);
    sj.add(cs_two);
    assertEquals(sj.toString(), "{" + ONE + DASH + TWO + "}");
    sj = new StringJoiner(DASH, "{", "}");
    assertEquals(sj.toString(), "{}");
    sj = new StringJoiner("=", "{", "}").setEmptyValue("");
    assertEquals(sj.toString(), "");
    sj = new StringJoiner(DASH, "{", "}").setEmptyValue(EMPTY);
    assertEquals(sj.toString(), EMPTY);
    sj.add(cs_one);
    sj.add(cs_two);
    assertEquals(sj.toString(), "{" + ONE + DASH + TWO + "}");
}

Example 17 with StringJoiner

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

the class StringJoinerTest method noAddAndEmptyValue.

public void noAddAndEmptyValue() {
    StringJoiner sj = new StringJoiner(DASH, "", "").setEmptyValue(EMPTY);
    assertEquals(sj.toString(), EMPTY);
    sj = new StringJoiner(DASH, "<..", "");
    assertEquals(sj.toString(), "<..");
    sj = new StringJoiner(DASH, "<..", "");
    assertEquals(sj.toString(), "<..");
    sj = new StringJoiner(DASH, "", "==>");
    assertEquals(sj.toString(), "==>");
    sj = new StringJoiner(DASH, "{", "}");
    assertEquals(sj.toString(), "{}");
}

Example 18 with StringJoiner

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

the class StringJoinerTest method stringFromtoStringWithEmptyValue.

public void stringFromtoStringWithEmptyValue() {
    StringJoiner sj = new StringJoiner(" ", "", "");
    assertEquals(sj.toString(), "");
    sj = new StringJoiner(", ");
    assertEquals(sj.toString(), "");
    sj = new StringJoiner(",", "{", "}");
    assertEquals(sj.toString(), "{}");
    sj = new StringJoiner(",", "{", "}").setEmptyValue("");
    assertEquals(sj.toString(), "");
    sj = new StringJoiner(",");
    sj.add(ONE);
    assertEquals(sj.toString(), ONE);
    sj.add(TWO);
    assertEquals(sj.toString(), ONE + "," + TWO);
    sj = new StringJoiner(",", "{--", "--}");
    sj.add(ONE);
    assertEquals(sj.toString(), "{--" + ONE + "--}");
    sj.add(TWO);
    assertEquals(sj.toString(), "{--" + ONE + "," + TWO + "--}");
}

Example 19 with StringJoiner

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

the class StringJoinerTest method addString.

public void addString() {
    StringJoiner sj = new StringJoiner(DASH);
    sj.add(ONE);
    assertEquals(sj.toString(), ONE);
    sj = new StringJoiner(DASH, "{", "}");
    sj.add(ONE);
    assertEquals(sj.toString(), "{" + ONE + "}");
    sj.add(TWO);
    assertEquals(sj.toString(), "{" + ONE + DASH + TWO + "}");
}

Example 20 with StringJoiner

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

the class StringJoinerTest method toStringWithCustomEmptyValue.

public void toStringWithCustomEmptyValue() {
    StringJoiner sj = new StringJoiner(DASH, "<", ">").setEmptyValue(EMPTY);
    assertEquals(sj.toString(), EMPTY);
    sj.add("");
    assertEquals(sj.toString(), "<>");
    sj.add("");
    assertEquals(sj.toString(), "<->");
}