Example usage for org.apache.commons.collections4 Transformer Transformer

Introduction

In this page you can find the example usage for org.apache.commons.collections4 Transformer Transformer.

Prototype

Transformer

Source Link

Usage

From source file:fr.gael.dhus.util.functional.FunctionalTools.java

/**
 * Compose 2 Transformers into 1.//from  ww w .j av a  2 s.c  om
 * @param <A> Input type.
 * @param <B> Transition type.
 * @param <C> Output type.
 * @param first firstly invoked Transformer.
 * @param second secondly invoked Transformer.
 * @return {@code second.transform(first.transform(A))}.
 */
public static <A, B, C> Transformer<A, C> compose(Transformer<A, B> first, Transformer<? super B, C> second) {
    final Transformer<A, B> ffirst = first;
    final Transformer<? super B, C> fsecond = second;
    return new Transformer<A, C>() {
        @Override
        public C transform(A u) {
            return fsecond.transform(ffirst.transform(u));
        }
    };
}

From source file:fr.gael.dhus.olingo.v1.visitor.functors.Transformers.java

/** eq, equals. */
public static Transformer<Duo<Object, Object>, Boolean> eq() {
    return new Transformer<Duo<Object, Object>, Boolean>() {
        @Override/* w  w w.j a v  a  2  s .c o m*/
        public Boolean transform(Duo<Object, Object> d) {
            if (d.getA() == null || d.getB() == null) {
                return d.getA() == d.getB();
            }
            return d.getA().equals(d.getB());
        }
    };
}

From source file:com.labs64.netlicensing.service.UtilityService.java

/**
 * Returns all license types./*from   w ww  .  j av a2  s.c o  m*/
 *
 * @param context
 *            determines the vendor on whose behalf the call is performed
 * @return collection of available license types or null/empty list if nothing found.
 * @throws com.labs64.netlicensing.exception.NetLicensingException
 *             any subclass of {@linkplain com.labs64.netlicensing.exception.NetLicensingException}. These exceptions
 *             will be transformed to the corresponding service response messages.
 */
public static Page<String> listLicenseTypes(final Context context) throws NetLicensingException {
    final Page<LicenseTypeProperties> licenseTypes = NetLicensingService.getInstance().list(context,
            Constants.Utility.ENDPOINT_PATH + "/licenseTypes", null, LicenseTypeProperties.class);
    return new PageImpl<String>((List<String>) CollectionUtils.collect(licenseTypes.getContent(),
            new Transformer<LicenseTypeProperties, String>() {

                @Override
                public String transform(final LicenseTypeProperties licenseType) {
                    return licenseType.getName();
                }
            }), licenseTypes.getPageNumber(), licenseTypes.getItemsNumber(), licenseTypes.getTotalPages(),
            licenseTypes.getTotalItems(), licenseTypes.hasNext());
}

From source file:fr.gael.dhus.olingo.v1.visitor.functors.Transformers.java

/** gt, greater than. */
public static Transformer<Duo<Number, Number>, Boolean> gt() {
    return new Transformer<Duo<Number, Number>, Boolean>() {
        @Override/*from  ww w. ja va2s . co m*/
        public Boolean transform(Duo<Number, Number> d) {
            return d.getA().doubleValue() > d.getB().doubleValue();
        }
    };
}

From source file:fr.gael.dhus.olingo.v1.visitor.functors.Transformers.java

/** ge, greater or equals than. */
public static Transformer<Duo<Number, Number>, Boolean> ge() {
    return new Transformer<Duo<Number, Number>, Boolean>() {
        @Override//  www  .  j a v a2 s .c  om
        public Boolean transform(Duo<Number, Number> u) {
            return u.getA().doubleValue() >= u.getB().doubleValue();
        }
    };
}

From source file:fr.gael.dhus.olingo.v1.map.impl.ConnectionMap.java

/**
 * Returns a Map of connections from a Map of AccessInformation.
 * Uses a decorator ({@link TransformedMap}.
 * @param map to decorate.//from  www. j a  v a 2 s  .  c om
 * @return decorator.
 */
private static Map<UUID, Connection> mapTransform(final Map<UUID, AccessInformation> map) {
    return new TransformedMap<>(map,

            new Transformer<Duo<UUID, AccessInformation>, Connection>() {
                @Override
                public Connection transform(Duo<UUID, AccessInformation> u) {
                    return new Connection(u.getA(), u.getB());
                }
            });
}

From source file:fr.gael.dhus.olingo.v1.visitor.functors.Transformers.java

/** lt, lower than. */
public static <T> Transformer<Duo<Number, Number>, Boolean> lt() {
    return new Transformer<Duo<Number, Number>, Boolean>() {
        @Override/*from  www.  j a  va 2  s.com*/
        public Boolean transform(Duo<Number, Number> u) {
            return u.getA().doubleValue() < u.getB().doubleValue();
        }
    };
}

From source file:fr.gael.dhus.olingo.v1.visitor.IngestFunctionalVisitor.java

@Override
public Object visitProperty(PropertyExpression pe, String uri_literal, EdmTyped prop) {
    // Returns Transformer<Connection, Object> to provide the requested property `uri_literal`.
    Transformer<Ingest, ? extends Object> res;
    switch (uri_literal) {
    case ID://from  w  ww. j ava 2s.  c om
        res = new Transformer<Ingest, Long>() {
            @Override
            public Long transform(Ingest i) {
                return i.getId();
            }
        };
        break;

    case FILENAME:
        res = new Transformer<Ingest, String>() {
            @Override
            public String transform(Ingest i) {
                return i.getFilename();
            }
        };
        break;

    case MD5:
        res = new Transformer<Ingest, String>() {
            @Override
            public String transform(Ingest i) {
                return i.getMd5();
            }
        };
        break;

    case STATUS:
        res = new Transformer<Ingest, String>() {
            @Override
            public String transform(Ingest i) {
                return i.getStatusMessage();
            }
        };
        break;

    case STATUS_MESSAGE:
        res = new Transformer<Ingest, String>() {
            @Override
            public String transform(Ingest i) {
                return i.getStatus().toString();
            }
        };
        break;

    case STATUS_DATE:
        res = new Transformer<Ingest, Date>() {
            @Override
            public Date transform(Ingest i) {
                return i.getStatusDate();
            }
        };
        break;

    default:
        throw new UnsupportedOperationException("Unknown property: " + uri_literal);
    }
    return ExecutableExpressionTree.Node.createLeave(res);
}

From source file:net.ontopia.utils.TestFileUtils.java

public static List<Object[]> getTestInputURLs(ResourcesFilterIF filter, String... pathParts) {
    String path = testdataInputRoot;
    for (String part : pathParts) {
        path += part + File.separator;
    }/*from   ww w.ja  v  a2  s .  c  o m*/
    ResourcesDirectoryReader directoryReader = (filter == null ? new ResourcesDirectoryReader(path)
            : new ResourcesDirectoryReader(path, filter));
    Collection<Object[]> collected = org.apache.commons.collections4.CollectionUtils
            .collect(directoryReader.getResources(), new Transformer<URL, Object[]>() {
                @Override
                public Object[] transform(URL input) {
                    Object[] o = new Object[2];
                    o[0] = input;
                    o[1] = input.getFile().substring(input.getFile().lastIndexOf("/") + 1);
                    return o;
                }
            });
    return new ArrayList<>(collected);
}

From source file:fr.gael.dhus.olingo.v1.visitor.functors.Transformers.java

/** le, lower or equals than. */
public static <T> Transformer<Duo<Number, Number>, Boolean> le() {
    return new Transformer<Duo<Number, Number>, Boolean>() {
        @Override/*  w  w  w . j  a v a  2  s.  co m*/
        public Boolean transform(Duo<Number, Number> u) {
            return u.getA().doubleValue() <= u.getB().doubleValue();
        }
    };
}