Example usage for com.google.common.collect Lists transform

Introduction

In this page you can find the example usage for com.google.common.collect Lists transform.

Prototype

@CheckReturnValue
public static <F, T> List<T> transform(List<F> fromList, Function<? super F, ? extends T> function)

Source Link

Document

Returns a list that applies function to each element of fromList .

Usage

From source file:gt.org.ms.api.global.exceptions.ExceptionsManager.java

public static RuntimeException newValidationException(String cause, String error) {
    return new ValidationException(
            Lists.transform(Arrays.asList(new String[] { error }), new Function<String, ValidationError>() {
                @Override// w ww .  ja  v  a 2  s  .  c om
                public ValidationError apply(String f) {
                    return splitError(f);
                }
            }));
}

From source file:de.csenk.gwt.commons.bean.rebind.SourceGeneration.java

/**
 * @param method// w  w w  .j  a  v a2 s. com
 * @return
 */
public static String getBaseMethodDeclaration(JMethod method) {
    final List<String> paramDeclarations = Lists.transform(Lists.newArrayList(method.getParameters()),
            new Function<JParameter, String>() {

                @Override
                @Nullable
                public String apply(@Nullable JParameter input) {
                    return String.format("%s %s", ModelUtils.getQualifiedBaseSourceName(input.getType()),
                            input.getName());
                }

            });

    final List<String> throwDeclarations = Lists.transform(Lists.newArrayList(method.getThrows()),
            new Function<JType, String>() {

                @Override
                @Nullable
                public String apply(@Nullable JType input) {
                    return ModelUtils.getQualifiedBaseSourceName(input);
                }

            });

    final String paramListDeclaration = Joiner.on(", ").join(paramDeclarations);
    final String throwsDeclaration = throwDeclarations.size() > 0
            ? String.format("throws %s", Joiner.on(", ").join(throwDeclarations))
            : "";
    final String returnName = ModelUtils.getQualifiedBaseSourceName(method.getReturnType());

    return String.format("%s %s(%s) %s", returnName, method.getName(), paramListDeclaration, throwsDeclaration);
}

From source file:com.onboard.domain.transform.CompanyTransform.java

public static CompanyDTO companyAndProjectsToCompanyDTO(Company company, List<Project> projects) {
    CompanyDTO companyDTO = new CompanyDTO();
    BeanUtils.copyProperties(company, companyDTO);
    companyDTO.setProjects(/*  w  ww.  j  a v a2 s.  c  o  m*/
            ImmutableList.copyOf(Lists.transform(projects, ProjectTransform.PROJECT_DTO_FUNCTION)));
    return companyDTO;
}

From source file:org.caleydo.view.bicluster.util.TesselatedBiClusterPolygons.java

public static Band band(List<Vec2f> anchorPoints, final float z, float radiusFirst, float radiusSecond,
        int numberOfSplinePoints) {
    Preconditions.checkArgument(anchorPoints.size() >= 2, "at least two points");

    List<Vec3f> curve = Splines.spline3(Lists.transform(anchorPoints, new Function<Vec2f, Vec3f>() {
        @Override/*  w  ww  .  j a v  a  2  s  .  com*/
        public Vec3f apply(Vec2f in) {
            return new Vec3f(in.x(), in.y(), z);
        }
    }), numberOfSplinePoints);

    return toBand(curve, radiusFirst, radiusSecond);
}

From source file:domper.probe.android.service.Utils.java

static List<NamedValue> namedValueExtractor(Object object) {
    return Lists.transform(RecordItemExtractor.extract(object), recordItemToNamedValue);
}

From source file:org.kududb.util.NetUtil.java

/**
 * Convert a list of {@link HostAndPort} objects to a comma separate string.
 * The inverse of {@link #parseStrings(String, int)}.
 *
 * @param hostsAndPorts A list of {@link HostAndPort} objects.
 * @return Comma separate list of "host:port" pairs.
 *//*from   ww  w . j  a v a 2  s . co m*/
public static String hostsAndPortsToString(List<HostAndPort> hostsAndPorts) {
    return Joiner.on(",").join(Lists.transform(hostsAndPorts, Functions.toStringFunction()));
}

From source file:io.druid.query.QueryMetricUtil.java

public static <T> ServiceMetricEvent.Builder makeQueryTimeMetric(Query<T> query) {
    return new ServiceMetricEvent.Builder().setUser2(DataSourceUtil.getMetricName(query.getDataSource()))
            .setUser4(query.getType())/*from w  w  w.  j a  v a  2  s. com*/
            .setUser5(Lists.transform(query.getIntervals(), new Function<Interval, String>() {
                @Override
                public String apply(Interval input) {
                    return input.toString();
                }
            }).toArray(new String[query.getIntervals().size()])).setUser6(String.valueOf(query.hasFilters()))
            .setUser9(query.getDuration().toPeriod().toStandardMinutes().toString());
}

From source file:io.druid.segment.filter.Filters.java

public static List<Filter> convertDimensionFilters(List<DimFilter> filters) {
    return Lists.transform(filters, new Function<DimFilter, Filter>() {
        @Override//w  w w  .j  a va 2s . c  o  m
        public Filter apply(@Nullable DimFilter input) {
            return convertDimensionFilters(input);
        }
    });
}

From source file:com.dangdang.ddframe.rdb.sharding.config.common.internal.ConfigUtil.java

public static List<String> transformCommaStringToList(final String strWithComma) {
    final GroovyShell shell = new GroovyShell();
    return flattenList(Lists.transform(splitComma(strWithComma), new Function<String, Object>() {

        @Override/*from  w  w  w  .  ja v  a 2s.  c om*/
        public Object apply(final String input) {
            String compactInput = input.trim();
            StringBuilder expression = new StringBuilder(compactInput);
            if (!compactInput.startsWith("\"")) {
                expression.insert(0, "\"");
            }
            if (!compactInput.endsWith("\"")) {
                expression.append("\"");
            }
            return shell.evaluate(expression.toString());
        }
    }));
}

From source file:sklearn.TypeUtil.java

static public DataType getDataType(List<?> objects, DataType defaultDataType) {
    Function<Object, Class<?>> function = new Function<Object, Class<?>>() {

        @Override// w  w  w  .ja  va  2  s .c om
        public Class<?> apply(Object object) {
            return object.getClass();
        }
    };

    Set<Class<?>> clazzes = new HashSet<>(Lists.transform(objects, function));

    Class<?> clazz = Iterables.getOnlyElement(clazzes);

    DataType dataType = TypeUtil.dataTypes.get(clazz);
    if (dataType != null) {
        return dataType;
    }

    return defaultDataType;
}