io.polyglotted.common.util

Class CollUtil

java.lang.Object

io.polyglotted.common.util.CollUtil

public abstract class CollUtil
extends java.lang.Object

Constructor Summary

Constructors

Constructor and Description
CollUtil()

Method Summary

Modifier and Type	Method and Description
static <T> java.util.Collection<T>	asColl(java.lang.Object value, java.util.Collection<T> defaulted)
static <T> com.google.common.collect.FluentIterable<T>	concat(java.lang.Iterable<? extends T>... inputs)
static <T> com.google.common.collect.FluentIterable<T>	concat(java.lang.Iterable<? extends T> a, java.lang.Iterable<? extends T> b)
static <E> com.google.common.collect.FluentIterable<E>	filter(java.lang.Iterable<E> list, com.google.common.base.Predicate<? super E> predicate)
static <E> java.util.Collection<E>	filterColl(java.util.Collection<E> coll, com.google.common.base.Predicate<? super E> predicate)
static <E> java.util.Collection<E>	filterCollNeg(java.util.Collection<E> coll, com.google.common.base.Predicate<? super E> pred)
static <K,V> java.util.Map<K,V>	filterKeys(java.util.Map<K,V> map, com.google.common.base.Predicate<? super K> predicate)
static <K,V> java.util.Map<K,V>	filterKeysNeg(java.util.Map<K,V> map, com.google.common.base.Predicate<? super K> predicate)
static <E> com.google.common.collect.FluentIterable<E>	filterNeg(java.lang.Iterable<E> list, com.google.common.base.Predicate<? super E> predicate)
static <K,V> java.util.Map<K,V>	filterValues(java.util.Map<K,V> map, com.google.common.base.Predicate<? super V> predicate)
static <K,V> java.util.Map<K,V>	filterValuesNeg(java.util.Map<K,V> map, com.google.common.base.Predicate<? super V> pred)
static <E> E	firstOf(java.lang.Iterable<E> list)
static <E> E	firstOf(java.lang.Iterable<E> list, E defaulted)
static <T> com.google.common.collect.FluentIterable<T>	fluent(java.lang.Iterable<T> list)
static <T> T[]	toArray(java.lang.Iterable<? extends T> iterable, java.lang.Class<T> type)
static <F,T> com.google.common.collect.FluentIterable<T>	transform(java.lang.Iterable<F> list, com.google.common.base.Function<? super F,? extends T> fn)
static <F,T> java.util.Collection<T>	transformColl(java.util.Collection<F> coll, com.google.common.base.Function<? super F,T> fn)
static <F,T> java.util.List<T>	transformList(java.util.List<F> list, com.google.common.base.Function<? super F,? extends T> fn)
static <K,V> java.util.Map<K,V>	uniqueIndex(java.lang.Iterable<V> values, com.google.common.base.Function<? super V,K> function)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

CollUtil

public CollUtil()

Method Detail

filterKeys

public static <K,V> java.util.Map<K,V> filterKeys(java.util.Map<K,V> map,
                                                  com.google.common.base.Predicate<? super K> predicate)

filterKeysNeg

public static <K,V> java.util.Map<K,V> filterKeysNeg(java.util.Map<K,V> map,
                                                     com.google.common.base.Predicate<? super K> predicate)

filterValues

public static <K,V> java.util.Map<K,V> filterValues(java.util.Map<K,V> map,
                                                    com.google.common.base.Predicate<? super V> predicate)

filterValuesNeg

public static <K,V> java.util.Map<K,V> filterValuesNeg(java.util.Map<K,V> map,
                                                       com.google.common.base.Predicate<? super V> pred)

uniqueIndex

public static <K,V> java.util.Map<K,V> uniqueIndex(java.lang.Iterable<V> values,
                                                   com.google.common.base.Function<? super V,K> function)

asColl

public static <T> java.util.Collection<T> asColl(java.lang.Object value,
                                                 java.util.Collection<T> defaulted)

filterColl

public static <E> java.util.Collection<E> filterColl(java.util.Collection<E> coll,
                                                     com.google.common.base.Predicate<? super E> predicate)

filterCollNeg

public static <E> java.util.Collection<E> filterCollNeg(java.util.Collection<E> coll,
                                                        com.google.common.base.Predicate<? super E> pred)

transformColl

public static <F,T> java.util.Collection<T> transformColl(java.util.Collection<F> coll,
                                                          com.google.common.base.Function<? super F,T> fn)

transformList

public static <F,T> java.util.List<T> transformList(java.util.List<F> list,
                                                    com.google.common.base.Function<? super F,? extends T> fn)

fluent

public static <T> com.google.common.collect.FluentIterable<T> fluent(java.lang.Iterable<T> list)

transform

public static <F,T> com.google.common.collect.FluentIterable<T> transform(java.lang.Iterable<F> list,
                                                                          com.google.common.base.Function<? super F,? extends T> fn)

filter

public static <E> com.google.common.collect.FluentIterable<E> filter(java.lang.Iterable<E> list,
                                                                     com.google.common.base.Predicate<? super E> predicate)

filterNeg

public static <E> com.google.common.collect.FluentIterable<E> filterNeg(java.lang.Iterable<E> list,
                                                                        com.google.common.base.Predicate<? super E> predicate)

concat

public static <T> com.google.common.collect.FluentIterable<T> concat(java.lang.Iterable<? extends T>... inputs)

concat

public static <T> com.google.common.collect.FluentIterable<T> concat(java.lang.Iterable<? extends T> a,
                                                                     java.lang.Iterable<? extends T> b)

toArray

public static <T> T[] toArray(java.lang.Iterable<? extends T> iterable,
                              java.lang.Class<T> type)

firstOf

public static <E> E firstOf(java.lang.Iterable<E> list)

firstOf

public static <E> E firstOf(java.lang.Iterable<E> list,
                            E defaulted)