Java Code Examples for java.util.stream.LongStream#concat()

The following examples show how to use java.util.stream.LongStream#concat() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: ConcatTest.java    From TencentKona-8 with GNU General Public License v2.0 5 votes vote down vote up 
private void assertLongConcat(Stream<Integer> s1, Stream<Integer> s2, boolean parallel, boolean ordered) {
    LongStream result = LongStream.concat(s1.mapToLong(Integer::longValue),
                                          s2.mapToLong(Integer::longValue));
    assertEquals(result.isParallel(), parallel);
    assertConcatContent(result.spliterator(), ordered,
                        expected.stream().mapToLong(Integer::longValue).spliterator());
}
Example 2
Source File: ConcatTest.java    From jdk8u-dev-jdk with GNU General Public License v2.0 5 votes vote down vote up 
private void assertLongConcat(Stream<Integer> s1, Stream<Integer> s2, boolean parallel, boolean ordered) {
    LongStream result = LongStream.concat(s1.mapToLong(Integer::longValue),
                                          s2.mapToLong(Integer::longValue));
    assertEquals(result.isParallel(), parallel);
    assertConcatContent(result.spliterator(), ordered,
                        expected.stream().mapToLong(Integer::longValue).spliterator());
}
Example 3
Source File: ConcatTest.java    From jdk8u-jdk with GNU General Public License v2.0 5 votes vote down vote up 
private void assertLongConcat(Stream<Integer> s1, Stream<Integer> s2, boolean parallel, boolean ordered) {
    LongStream result = LongStream.concat(s1.mapToLong(Integer::longValue),
                                          s2.mapToLong(Integer::longValue));
    assertEquals(result.isParallel(), parallel);
    assertConcatContent(result.spliterator(), ordered,
                        expected.stream().mapToLong(Integer::longValue).spliterator());
}
Example 4
Source File: ConcatTest.java    From jdk8u_jdk with GNU General Public License v2.0 5 votes vote down vote up 
private void assertLongConcat(Stream<Integer> s1, Stream<Integer> s2, boolean parallel, boolean ordered) {
    LongStream result = LongStream.concat(s1.mapToLong(Integer::longValue),
                                          s2.mapToLong(Integer::longValue));
    assertEquals(result.isParallel(), parallel);
    assertConcatContent(result.spliterator(), ordered,
                        expected.stream().mapToLong(Integer::longValue).spliterator());
}
Example 5
Source File: ConcatTest.java    From openjdk-8 with GNU General Public License v2.0 5 votes vote down vote up 
private void assertLongConcat(Stream<Integer> s1, Stream<Integer> s2, boolean parallel, boolean ordered) {
    LongStream result = LongStream.concat(s1.mapToLong(Integer::longValue),
                                          s2.mapToLong(Integer::longValue));
    assertEquals(result.isParallel(), parallel);
    assertConcatContent(result.spliterator(), ordered,
                        expected.stream().mapToLong(Integer::longValue).spliterator());
}
Example 6
Source File: ConcatTest.java    From openjdk-8-source with GNU General Public License v2.0 5 votes vote down vote up 
private void assertLongConcat(Stream<Integer> s1, Stream<Integer> s2, boolean parallel, boolean ordered) {
    LongStream result = LongStream.concat(s1.mapToLong(Integer::longValue),
                                          s2.mapToLong(Integer::longValue));
    assertEquals(result.isParallel(), parallel);
    assertConcatContent(result.spliterator(), ordered,
                        expected.stream().mapToLong(Integer::longValue).spliterator());
}
Example 7
Source File: ConcatTest.java    From hottub with GNU General Public License v2.0 5 votes vote down vote up 
private void assertLongConcat(Stream<Integer> s1, Stream<Integer> s2, boolean parallel, boolean ordered) {
    LongStream result = LongStream.concat(s1.mapToLong(Integer::longValue),
                                          s2.mapToLong(Integer::longValue));
    assertEquals(result.isParallel(), parallel);
    assertConcatContent(result.spliterator(), ordered,
                        expected.stream().mapToLong(Integer::longValue).spliterator());
}
Example 8
Source File: ConcatTest.java    From jdk8u-jdk with GNU General Public License v2.0 5 votes vote down vote up 
private void assertLongConcat(Stream<Integer> s1, Stream<Integer> s2, boolean parallel, boolean ordered) {
    LongStream result = LongStream.concat(s1.mapToLong(Integer::longValue),
                                          s2.mapToLong(Integer::longValue));
    assertEquals(result.isParallel(), parallel);
    assertConcatContent(result.spliterator(), ordered,
                        expected.stream().mapToLong(Integer::longValue).spliterator());
}
Example 9
Source File: ConcatTest.java    From openjdk-jdk9 with GNU General Public License v2.0 5 votes vote down vote up 
private void assertLongConcat(Stream<Integer> s1, Stream<Integer> s2, boolean parallel, boolean ordered) {
    LongStream result = LongStream.concat(s1.mapToLong(Integer::longValue),
                                          s2.mapToLong(Integer::longValue));
    assertEquals(result.isParallel(), parallel);
    assertConcatContent(result.spliterator(), ordered,
                        expected.stream().mapToLong(Integer::longValue).spliterator());
}
Example 10
Source File: ConcatTest.java    From openjdk-jdk8u-backup with GNU General Public License v2.0 5 votes vote down vote up 
private void assertLongConcat(Stream<Integer> s1, Stream<Integer> s2, boolean parallel, boolean ordered) {
    LongStream result = LongStream.concat(s1.mapToLong(Integer::longValue),
                                          s2.mapToLong(Integer::longValue));
    assertEquals(result.isParallel(), parallel);
    assertConcatContent(result.spliterator(), ordered,
                        expected.stream().mapToLong(Integer::longValue).spliterator());
}
Example 11
Source File: ConcatTest.java    From openjdk-jdk8u with GNU General Public License v2.0 5 votes vote down vote up 
private void assertLongConcat(Stream<Integer> s1, Stream<Integer> s2, boolean parallel, boolean ordered) {
    LongStream result = LongStream.concat(s1.mapToLong(Integer::longValue),
                                          s2.mapToLong(Integer::longValue));
    assertEquals(result.isParallel(), parallel);
    assertConcatContent(result.spliterator(), ordered,
                        expected.stream().mapToLong(Integer::longValue).spliterator());
}
Example 12
Source File: ConcatTest.java    From jdk8u60 with GNU General Public License v2.0 5 votes vote down vote up 
private void assertLongConcat(Stream<Integer> s1, Stream<Integer> s2, boolean parallel, boolean ordered) {
    LongStream result = LongStream.concat(s1.mapToLong(Integer::longValue),
                                          s2.mapToLong(Integer::longValue));
    assertEquals(result.isParallel(), parallel);
    assertConcatContent(result.spliterator(), ordered,
                        expected.stream().mapToLong(Integer::longValue).spliterator());
}
Example 13
Source File: ConcatTest.java    From dragonwell8_jdk with GNU General Public License v2.0 5 votes vote down vote up 
private void assertLongConcat(Stream<Integer> s1, Stream<Integer> s2, boolean parallel, boolean ordered) {
    LongStream result = LongStream.concat(s1.mapToLong(Integer::longValue),
                                          s2.mapToLong(Integer::longValue));
    assertEquals(result.isParallel(), parallel);
    assertConcatContent(result.spliterator(), ordered,
                        expected.stream().mapToLong(Integer::longValue).spliterator());
}
Example 14
Source File: LongStreamExample.java    From levelup-java-examples with Apache License 2.0 3 votes vote down vote up 
@Test
public void longstream_concat() {

	LongStream first = LongStream.builder().add(10).build();
	LongStream second = LongStream.builder().add(10).build();

	LongStream third = LongStream.concat(first, second);

	assertEquals(20, third.sum(), 0);
}
Example 15
Source File: LongStreamEx.java    From streamex with Apache License 2.0 2 votes vote down vote up 
/**
 * Returns a new {@code LongStreamEx} which is a concatenation of this
 * stream and the stream containing supplied values
 * 
 * <p>
 * This is a <a href="package-summary.html#StreamOps">quasi-intermediate
 * operation</a>.
 * 
 * @param values the values to append to the stream
 * @return the new stream
 */
public LongStreamEx append(long... values) {
    if (values.length == 0)
        return this;
    return new LongStreamEx(LongStream.concat(stream(), LongStream.of(values)), context);
}
Example 16
Source File: LongStreamEx.java    From streamex with Apache License 2.0 2 votes vote down vote up 
/**
 * Creates a lazily concatenated stream whose elements are all the elements
 * of this stream followed by all the elements of the other stream. The
 * resulting stream is ordered if both of the input streams are ordered, and
 * parallel if either of the input streams is parallel. When the resulting
 * stream is closed, the close handlers for both input streams are invoked.
 *
 * @param other the other stream
 * @return this stream appended by the other stream
 * @see LongStream#concat(LongStream, LongStream)
 */
public LongStreamEx append(LongStream other) {
    return new LongStreamEx(LongStream.concat(stream(), other), context.combine(other));
}
Example 17
Source File: LongStreamEx.java    From streamex with Apache License 2.0 2 votes vote down vote up 
/**
 * Returns a new {@code LongStreamEx} which is a concatenation of the stream
 * containing supplied values and this stream
 * 
 * <p>
 * This is a <a href="package-summary.html#StreamOps">quasi-intermediate
 * operation</a>.
 * 
 * @param values the values to prepend to the stream
 * @return the new stream
 */
public LongStreamEx prepend(long... values) {
    if (values.length == 0)
        return this;
    return new LongStreamEx(LongStream.concat(LongStream.of(values), stream()), context);
}
Example 18
Source File: LongStreamEx.java    From streamex with Apache License 2.0 2 votes vote down vote up 
/**
 * Creates a lazily concatenated stream whose elements are all the elements
 * of the other stream followed by all the elements of this stream. The
 * resulting stream is ordered if both of the input streams are ordered, and
 * parallel if either of the input streams is parallel. When the resulting
 * stream is closed, the close handlers for both input streams are invoked.
 *
 * @param other the other stream
 * @return this stream prepended by the other stream
 * @see LongStream#concat(LongStream, LongStream)
 */
public LongStreamEx prepend(LongStream other) {
    return new LongStreamEx(LongStream.concat(other, stream()), context.combine(other));
}