Example usage for java.util.function Predicate test

List of usage examples for java.util.function Predicate test

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Introduction

In this page you can find the example usage for java.util.function Predicate test.

Prototype

boolean test(T t);

Source Link

Document

Evaluates this predicate on the given argument.

Usage

From source file:onl.area51.httpd.action.Action.java

default Action filter(Predicate<Request> p) {
    return p == null ? this : r -> {
        if (p.test(r)) {
            apply(r);// w w  w  . j a v a2 s  . c om
        }
    };
}

From source file:de.vandermeer.skb.commons.Test_Predicates.java

@Test
public void testContainsStringsStartingWith() {
    Set<String> set = new HashSet<String>();
    set.add("/");
    set.add("/a");
    set.add("/a/b");
    set.add("/a/b/c");
    set.add("/a/b/c/d");
    set.add("/a/b/c/e");
    set.add("/a/b/y");
    set.add("/a/b/y/w");
    set.add("/a/b/y/z");

    Predicate<StrBuilder> containsString = Predicates.CONTAINS_STRINGS_STARTING_WITH(set);

    assertTrue(containsString.test(new StrBuilder("/")));
    assertTrue(containsString.test(new StrBuilder("/a")));
    assertTrue(containsString.test(new StrBuilder("/a/b")));

    assertTrue(containsString.test(new StrBuilder("/a/b/c")));
    assertFalse(containsString.test(new StrBuilder("/a/b/c/d")));
    assertFalse(containsString.test(new StrBuilder("/a/b/c/e")));

    assertTrue(containsString.test(new StrBuilder("/a/b/y")));
    assertFalse(containsString.test(new StrBuilder("/a/b/y/w")));
    assertFalse(containsString.test(new StrBuilder("/a/b/y/z")));
}

From source file:fr.landel.utils.assertor.utils.AssertorMap.java

private static <M extends Map<K, V>, K, V, T> boolean contains(final M map, final Iterable<T> objects,
        final Predicate<T> predicate, final boolean all, final boolean not,
        final EnumAnalysisMode analysisMode) {

    long found = 0;

    if (EnumAnalysisMode.STANDARD.equals(analysisMode)) {
        for (T object : objects) {
            if (predicate.test(object)) {
                ++found;//w  w w . ja  v  a2s  .  c o  m
            }
        }
    } else {
        found = StreamSupport.stream(objects.spliterator(), EnumAnalysisMode.PARALLEL.equals(analysisMode))
                .filter(predicate).count();
    }

    return HelperAssertor.isValid(all, not, found, IterableUtils.size(objects));
}

From source file:jef.tools.ArrayUtils.java

/**
 * ???List/*from www . j  av  a 2 s. c  om*/
 * 
 * @param <T>
 * @param list
 * @param filter
 * @return
 */
public static <T> List<T> doSelect(Iterable<T> list, Predicate<T> filter) {
    ArrayList<T> result = new ArrayList<T>();
    for (T o : list) {
        if (filter.test(o)) {
            result.add(o);
        }
    }
    return result;
}

From source file:uk.gov.gchq.koryphe.impl.predicate.Or.java

@Override
public boolean test(final I input) {
    for (final Predicate<I> predicate : components) {
        try {/*from ww  w. j  a va  2  s.c o  m*/
            if (predicate.test(input)) {
                return true;
            }
        } catch (final ClassCastException e) {
            // This may occur if the predicate was given a tuple1 and the tuple1 was automatically unpacked.
            if (predicate instanceof TupleAdaptedPredicate && !(input instanceof Tuple)) {
                if (((TupleAdaptedPredicate) predicate).getPredicate().test(input)) {
                    return true;
                }
            } else {
                throw e;
            }
        }
    }
    return false;
}

From source file:org.jbpm.workbench.pr.client.editors.instance.list.ProcessInstanceListPresenterTest.java

protected static void testProcessInstanceStatusCondition(Predicate<ProcessInstanceSummary> predicate,
        Integer... validStatutes) {
    List<Integer> allStatus = Lists.newArrayList(ProcessInstance.STATE_ABORTED, ProcessInstance.STATE_ACTIVE,
            ProcessInstance.STATE_COMPLETED, ProcessInstance.STATE_PENDING, ProcessInstance.STATE_SUSPENDED);
    final List<Integer> validStatuses = asList(validStatutes);
    allStatus.removeAll(validStatuses);//  w  w  w .  j a  v  a  2  s  .  co  m

    allStatus.forEach(s -> assertFalse(predicate.test(createProcessInstanceSummary(1l, s))));
    validStatuses.forEach(s -> assertTrue(predicate.test(createProcessInstanceSummary(1l, s))));
}

From source file:org.jactr.io.resolver.ASTResolver.java

/**
 * return a list of all the commonTrees for this chunktype and its parents
 * sorted in dependency order, with chunkType's commonTree last
 * //from   w  w  w. ja va  2  s  .  c  o m
 * @param chunkType
 * @return
 */
@SuppressWarnings("unchecked")
static protected List<CommonTree> toOrderedAST(IChunkType chunkType, Set<IChunkType> alreadyConverted,
        Predicate<IChunkType> chunkTypeFilter, Predicate<IChunk> chunkFilter) {
    if (alreadyConverted.contains(chunkType)) {
        if (LOGGER.isDebugEnabled())
            LOGGER.debug("Already converted " + chunkType);
        return Collections.EMPTY_LIST;
    }

    ArrayList<CommonTree> rtn = new ArrayList<CommonTree>();
    Collection<IChunkType> parents = chunkType.getSymbolicChunkType().getParents();
    // if (parent != null)
    for (IChunkType parent : parents)
        if (chunkTypeFilter.test(parent)) {
            if (LOGGER.isDebugEnabled())
                LOGGER.debug("resolving parent " + parent);
            rtn.addAll(toOrderedAST(parent, alreadyConverted, chunkTypeFilter, chunkFilter));
        }

    if (LOGGER.isDebugEnabled())
        LOGGER.debug("Resolving " + chunkType);
    alreadyConverted.add(chunkType);

    if (chunkTypeFilter.test(chunkType))
        rtn.add(toAST(chunkType, chunkFilter));
    return rtn;
}

From source file:org.pentaho.database.service.ServiceLoaderDatabaseDialectProviderTest.java

@Test
public void testUsableFilterNoLog() {
    Log log = mock(Log.class);
    when(log.isDebugEnabled()).thenReturn(false);
    AbstractDatabaseDialect dialect = mock(AbstractDatabaseDialect.class);
    IDatabaseDialect iDatabaseDialect = mock(IDatabaseDialect.class);
    when(iDatabaseDialect.getNativeDriver()).thenReturn(Object.class.getCanonicalName())
            .thenReturn("fake.class");
    when(dialect.isUsable()).thenReturn(true).thenReturn(false);
    Predicate<IDatabaseDialect> filter = dialectProvider.usableFilter(log);
    assertTrue(filter.test(dialect));
    assertFalse(filter.test(dialect));/*from  ww  w  .  j  a  v a2s  .com*/
    assertTrue(filter.test(iDatabaseDialect));
    assertFalse(filter.test(iDatabaseDialect));
    verify(log, never()).debug(anyString());
}

From source file:ai.grakn.test.EngineTestBase.java

protected void waitForScheduler(ClusterManager clusterManager, Predicate<Scheduler> fn) throws Exception {
    int runs = 0;

    while (!fn.test(clusterManager.getScheduler()) && runs < 50) {
        Thread.sleep(100);// ww w  . j a va2 s .  co  m
        runs++;
    }

    System.out.println(
            "wait done, runs " + Integer.toString(runs) + " scheduler " + clusterManager.getScheduler());
}

From source file:org.pentaho.database.service.ServiceLoaderDatabaseDialectProviderTest.java

@Test
public void testUsableFilterLog() {
    Log log = mock(Log.class);
    when(log.isDebugEnabled()).thenReturn(true);
    AbstractDatabaseDialect dialect = mock(AbstractDatabaseDialect.class);
    IDatabaseType type = mock(IDatabaseType.class);
    IDatabaseDialect iDatabaseDialect = mock(IDatabaseDialect.class);
    when(iDatabaseDialect.getNativeDriver()).thenReturn(Object.class.getCanonicalName());
    when(iDatabaseDialect.getDatabaseType()).thenReturn(type);
    when(dialect.getDatabaseType()).thenReturn(type);
    when(dialect.isUsable()).thenReturn(true).thenReturn(false);
    Predicate<IDatabaseDialect> filter = dialectProvider.usableFilter(log);
    assertTrue(filter.test(dialect));
    verify(log, times(1)).debug(anyString());
    assertFalse(filter.test(dialect));//from  w ww  .j a v a2 s. c  o  m
    verify(log, times(3)).debug(anyString());
    assertTrue(filter.test(iDatabaseDialect));
    verify(log, times(4)).debug(anyString());
    iDatabaseDialect = mock(IDatabaseDialect.class);
    when(iDatabaseDialect.getNativeDriver()).thenReturn("fake.class");
    when(iDatabaseDialect.getDatabaseType()).thenReturn(type);
    assertFalse(filter.test(iDatabaseDialect));
    verify(log, times(6)).debug(anyString());
}