Class SynchronizedPutFastListMultimap<K,V>
java.lang.Object
org.eclipse.collections.impl.multimap.AbstractMultimap<K,V,C>
org.eclipse.collections.impl.multimap.AbstractMutableMultimap<K,V,C>
org.eclipse.collections.impl.multimap.AbstractSynchronizedPutMultimap<K,V,MutableList<V>>
org.eclipse.collections.impl.multimap.list.SynchronizedPutFastListMultimap<K,V>
- All Implemented Interfaces:
Externalizable,Serializable,ListMultimap<K,V>,MutableListMultimap<K,V>,Multimap<K,V>,MutableMultimap<K,V>,OrderedIterableMultimap<K,V>,ReversibleIterableMultimap<K,V>
public final class SynchronizedPutFastListMultimap<K,V> extends AbstractSynchronizedPutMultimap<K,V,MutableList<V>> implements MutableListMultimap<K,V>, Externalizable
A Multimap that is optimized for parallel writes, but is not protected for concurrent reads.
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- Serialized Form
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Constructor Summary
Constructors Constructor Description SynchronizedPutFastListMultimap()SynchronizedPutFastListMultimap(int initialCapacity)SynchronizedPutFastListMultimap(Iterable<Pair<K,V>> inputIterable)SynchronizedPutFastListMultimap(Multimap<? extends K,? extends V> multimap)SynchronizedPutFastListMultimap(Pair<K,V>... pairs) -
Method Summary
Modifier and Type Method Description MutableListMultimap<K,V>asSynchronized()Returns a synchronized wrapper backed by this multimap.<K2, V2> HashBagMultimap<K2,V2>collectKeyMultiValues(Function<? super K,? extends K2> keyFunction, Function<? super V,? extends V2> valueFunction)Returns a new multimap with the results of applying the specified keyFunction and valueFunction on each key and corresponding values of the source multimap.<K2, V2> HashBagMultimap<K2,V2>collectKeysValues(Function2<? super K,? super V,Pair<K2,V2>> function)Returns a new multimap with the results of applying the specified function on each key and value of the source multimap.<V2> FastListMultimap<K,V2>collectValues(Function<? super V,? extends V2> function)Returns a new multimap with the results of applying the specified function on each value of the source multimap.MutableBagMultimap<V,K>flip()Given a Multimap from Domain->Range return a multimap from Range->Domain.SynchronizedPutFastListMultimap<K,V>newEmpty()Creates a new instance of the same implementation type, using the default capacity and growth parameters.static <K, V> SynchronizedPutFastListMultimap<K,V>newMultimap()static <K, V> SynchronizedPutFastListMultimap<K,V>newMultimap(int initialCapacity, float loadFactor, int concurrencyLevel)static <K, V> SynchronizedPutFastListMultimap<K,V>newMultimap(Iterable<Pair<K,V>> inputIterable)static <K, V> SynchronizedPutFastListMultimap<K,V>newMultimap(Multimap<? extends K,? extends V> multimap)static <K, V> SynchronizedPutFastListMultimap<K,V>newMultimap(Pair<K,V>... pairs)FastListMultimap<K,V>rejectKeysMultiValues(Predicate2<? super K,? super Iterable<V>> predicate)Returns all elements of the source multimap that don't satisfy the predicate.FastListMultimap<K,V>rejectKeysValues(Predicate2<? super K,? super V> predicate)Returns all elements of the source multimap that don't satisfy the predicate.FastListMultimap<K,V>selectKeysMultiValues(Predicate2<? super K,? super Iterable<V>> predicate)Returns all elements of the source multimap that satisfies the predicate.FastListMultimap<K,V>selectKeysValues(Predicate2<? super K,? super V> predicate)Returns all elements of the source multimap that satisfies the predicate.ImmutableListMultimap<K,V>toImmutable()Returns an immutable copy of this Multimap if it is not already immutable.MutableListMultimap<K,V>toMutable()Returns a mutable copy of this Multimap.Methods inherited from class org.eclipse.collections.impl.multimap.AbstractSynchronizedPutMultimap
getIfAbsentPutAll, put, sizeMethods inherited from class org.eclipse.collections.impl.multimap.AbstractMutableMultimap
clear, get, isEmpty, keySet, putAll, putAll, readExternal, remove, removeAll, replaceValues, sizeDistinct, toMap, toMap, writeExternalMethods inherited from class org.eclipse.collections.impl.multimap.AbstractMultimap
collectKeyMultiValues, collectKeysValues, collectValues, containsKey, containsKeyAndValue, containsValue, equals, forEachKey, forEachKeyMultiValues, forEachKeyValue, forEachValue, hashCode, keyBag, keyMultiValuePairsView, keysView, keyValuePairsView, multiValuesView, notEmpty, rejectKeysMultiValues, rejectKeysValues, selectKeysMultiValues, selectKeysValues, toString, valuesViewMethods inherited from interface org.eclipse.collections.api.multimap.Multimap
collectKeyMultiValues, collectKeysValues, collectValues, containsKey, containsKeyAndValue, containsValue, equals, forEachKey, forEachKeyMultiValues, forEachKeyValue, forEachValue, hashCode, isEmpty, keyBag, keyMultiValuePairsView, keySet, keysView, keyValuePairsView, multiValuesView, notEmpty, rejectKeysMultiValues, rejectKeysValues, selectKeysMultiValues, selectKeysValues, size, sizeDistinct, toMap, toMap, valuesViewMethods inherited from interface org.eclipse.collections.api.multimap.list.MutableListMultimap
get, getIfAbsentPutAll, removeAll, replaceValuesMethods inherited from interface org.eclipse.collections.api.multimap.MutableMultimap
add, clear, put, putAll, putAll, putAllPairs, putAllPairs, remove
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Constructor Details
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SynchronizedPutFastListMultimap
public SynchronizedPutFastListMultimap() -
SynchronizedPutFastListMultimap
public SynchronizedPutFastListMultimap(int initialCapacity) -
SynchronizedPutFastListMultimap
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SynchronizedPutFastListMultimap
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SynchronizedPutFastListMultimap
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Method Details
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newMultimap
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newMultimap
public static <K, V> SynchronizedPutFastListMultimap<K,V> newMultimap(int initialCapacity, float loadFactor, int concurrencyLevel) -
newMultimap
public static <K, V> SynchronizedPutFastListMultimap<K,V> newMultimap(Multimap<? extends K,? extends V> multimap) -
newMultimap
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newMultimap
public static <K, V> SynchronizedPutFastListMultimap<K,V> newMultimap(Iterable<Pair<K,V>> inputIterable) -
newEmpty
Description copied from interface:MultimapCreates a new instance of the same implementation type, using the default capacity and growth parameters.- Specified by:
newEmptyin interfaceListMultimap<K,V>- Specified by:
newEmptyin interfaceMultimap<K,V>- Specified by:
newEmptyin interfaceMutableListMultimap<K,V>- Specified by:
newEmptyin interfaceMutableMultimap<K,V>- Specified by:
newEmptyin interfaceOrderedIterableMultimap<K,V>- Specified by:
newEmptyin interfaceReversibleIterableMultimap<K,V>
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toMutable
Description copied from interface:MultimapReturns a mutable copy of this Multimap. -
toImmutable
Description copied from interface:MultimapReturns an immutable copy of this Multimap if it is not already immutable. If the Multimap is immutable, it will return itself.The returned Multimap will be
Serializableif this Multimap isSerializable.- Specified by:
toImmutablein interfaceListMultimap<K,V>- Specified by:
toImmutablein interfaceMultimap<K,V>
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flip
Description copied from interface:MultimapGiven a Multimap from Domain->Range return a multimap from Range->Domain. -
selectKeysValues
Description copied from interface:MultimapReturns all elements of the source multimap that satisfies the predicate. This method is also commonly called filter.e.g. return multimap.selectKeysValues(new Predicate2<Integer, Person>() { public boolean accept(Integer age, Person person) { return (age >= 18) && (person.getAddress().getCity().equals("Metuchen")); } });- Specified by:
selectKeysValuesin interfaceListMultimap<K,V>- Specified by:
selectKeysValuesin interfaceMultimap<K,V>- Specified by:
selectKeysValuesin interfaceMutableListMultimap<K,V>- Specified by:
selectKeysValuesin interfaceMutableMultimap<K,V>- Specified by:
selectKeysValuesin interfaceOrderedIterableMultimap<K,V>- Specified by:
selectKeysValuesin interfaceReversibleIterableMultimap<K,V>- Parameters:
predicate- aPredicate2to use as the select criteria- Returns:
Multimap, which contains elements as a result of the select criteria
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rejectKeysValues
Description copied from interface:MultimapReturns all elements of the source multimap that don't satisfy the predicate.e.g. return multimap.rejectKeysValues(new Predicate2<Integer, Person>() { public boolean accept(Integer age, Person person) { return (age >= 18) && (person.getAddress().getCity().equals("Metuchen")); } });- Specified by:
rejectKeysValuesin interfaceListMultimap<K,V>- Specified by:
rejectKeysValuesin interfaceMultimap<K,V>- Specified by:
rejectKeysValuesin interfaceMutableListMultimap<K,V>- Specified by:
rejectKeysValuesin interfaceMutableMultimap<K,V>- Specified by:
rejectKeysValuesin interfaceOrderedIterableMultimap<K,V>- Specified by:
rejectKeysValuesin interfaceReversibleIterableMultimap<K,V>- Parameters:
predicate- aPredicate2to use as the reject criteria- Returns:
Multimap, which contains elements that don't satisfy thepredicate
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selectKeysMultiValues
public FastListMultimap<K,V> selectKeysMultiValues(Predicate2<? super K,? super Iterable<V>> predicate)Description copied from interface:MultimapReturns all elements of the source multimap that satisfies the predicate. This method is also commonly called filter.e.g. return multimap.selectKeysMultiValues(new Predicate2<Integer, Iterable<Person>>() { public boolean accept(Integer age, Iterable<Person> values) { return (age >= 18) && ((RichIterable<Person>)values.size() >= 2); } });- Specified by:
selectKeysMultiValuesin interfaceListMultimap<K,V>- Specified by:
selectKeysMultiValuesin interfaceMultimap<K,V>- Specified by:
selectKeysMultiValuesin interfaceMutableListMultimap<K,V>- Specified by:
selectKeysMultiValuesin interfaceMutableMultimap<K,V>- Specified by:
selectKeysMultiValuesin interfaceOrderedIterableMultimap<K,V>- Specified by:
selectKeysMultiValuesin interfaceReversibleIterableMultimap<K,V>- Parameters:
predicate- aPredicate2to use as the select criteria- Returns:
Multimap, which contains elements as a result of the select criteria
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rejectKeysMultiValues
public FastListMultimap<K,V> rejectKeysMultiValues(Predicate2<? super K,? super Iterable<V>> predicate)Description copied from interface:MultimapReturns all elements of the source multimap that don't satisfy the predicate.e.g. return multimap.rejectKeysMultiValues(new Predicate2<Integer, Iterable<Person>>() { public boolean accept(Integer age, Iterable<Person> values) { return (age >= 18) && ((RichIterable<Person>)values.size() >= 2); } });- Specified by:
rejectKeysMultiValuesin interfaceListMultimap<K,V>- Specified by:
rejectKeysMultiValuesin interfaceMultimap<K,V>- Specified by:
rejectKeysMultiValuesin interfaceMutableListMultimap<K,V>- Specified by:
rejectKeysMultiValuesin interfaceMutableMultimap<K,V>- Specified by:
rejectKeysMultiValuesin interfaceOrderedIterableMultimap<K,V>- Specified by:
rejectKeysMultiValuesin interfaceReversibleIterableMultimap<K,V>- Parameters:
predicate- aPredicate2to use as the reject criteria- Returns:
Multimap, which contains elements that don't satisfy thepredicate
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collectKeysValues
public <K2, V2> HashBagMultimap<K2,V2> collectKeysValues(Function2<? super K,? super V,Pair<K2,V2>> function)Description copied from interface:MultimapReturns a new multimap with the results of applying the specified function on each key and value of the source multimap. This method is also commonly called transform or map.e.g. return multimap.collectKeysValues(new Function2<Integer, Person, Pair<String, String>>() { public Pair<String, String> valueOf(Integer age, Person person) { return Tuples.pair(age.toString(), person.getLastName()); } });- Specified by:
collectKeysValuesin interfaceListMultimap<K,V>- Specified by:
collectKeysValuesin interfaceMultimap<K,V>- Specified by:
collectKeysValuesin interfaceMutableListMultimap<K,V>- Specified by:
collectKeysValuesin interfaceMutableMultimap<K,V>- Specified by:
collectKeysValuesin interfaceOrderedIterableMultimap<K,V>- Parameters:
function- aFunction2to use for transformation- Returns:
Multimap, which contains elements as a result of the transformation
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collectKeyMultiValues
public <K2, V2> HashBagMultimap<K2,V2> collectKeyMultiValues(Function<? super K,? extends K2> keyFunction, Function<? super V,? extends V2> valueFunction)Description copied from interface:MultimapReturns a new multimap with the results of applying the specified keyFunction and valueFunction on each key and corresponding values of the source multimap. This method is also commonly called transform or map.e.g. return multimap.collectKeyMultiValues(each -> each + 1, Person::getLastName);
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collectKeyMultiValuesin interfaceListMultimap<K,V>- Specified by:
collectKeyMultiValuesin interfaceMultimap<K,V>- Specified by:
collectKeyMultiValuesin interfaceMutableListMultimap<K,V>- Specified by:
collectKeyMultiValuesin interfaceMutableMultimap<K,V>- Specified by:
collectKeyMultiValuesin interfaceOrderedIterableMultimap<K,V>- Parameters:
keyFunction-Functionto use transformation to get the keyvalueFunction-Functionto use transformation to get the values- Returns:
- a new
Multimap, which contains elements as a result of the transformation
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collectValues
Description copied from interface:MultimapReturns a new multimap with the results of applying the specified function on each value of the source multimap. This method is also commonly called transform or map.e.g. return multimap.collectValues(new Function<Person, String>() { public String valueOf(Person person) { return person.getLastName(); } });- Specified by:
collectValuesin interfaceListMultimap<K,V>- Specified by:
collectValuesin interfaceMultimap<K,V>- Specified by:
collectValuesin interfaceMutableListMultimap<K,V>- Specified by:
collectValuesin interfaceMutableMultimap<K,V>- Specified by:
collectValuesin interfaceOrderedIterableMultimap<K,V>- Specified by:
collectValuesin interfaceReversibleIterableMultimap<K,V>- Parameters:
function- aFunctionto use for transformation- Returns:
Multimap, which contains elements as a result of the transformation
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asSynchronized
Description copied from interface:MutableMultimapReturns a synchronized wrapper backed by this multimap. The preferred way of iterating over a synchronized multimap is to use the forEachKey(), forEachValue(), forEachKeyValue() and forEachKeyMultiValues methods which are properly synchronized internally.MutableMultimap synchedMultimap = multimap.asSynchronized(); synchedMultimap.forEachKey(key -> ... ); synchedMultimap.forEachValue(value -> ... ); synchedMultimap.forEachKeyValue((key, value) -> ... ); synchedMultimap.forEachKeyMultiValues((key, values) -> ... );
If you want to iterate imperatively over the keySet(), keysView(), valuesView(), or other views, you will need to protect the iteration by wrapping the code in a synchronized block on the multimap.
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asSynchronizedin interfaceMutableListMultimap<K,V>- Specified by:
asSynchronizedin interfaceMutableMultimap<K,V>- Returns:
- a synchronized view of this multimap.
- See Also:
MutableMapIterable.asSynchronized()
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