Class ImmutableBiMap<K,V>
- java.lang.Object
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- com.google.common.collect.ImmutableMap<K,V>
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- com.google.common.collect.ImmutableBiMap<K,V>
 
 
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- All Implemented Interfaces:
- BiMap<K,V>,- java.io.Serializable,- java.util.Map<K,V>
 
 @GwtCompatible(serializable=true, emulated=true) public abstract class ImmutableBiMap<K,V> extends ImmutableMap<K,V> implements BiMap<K,V> ABiMapwhose contents will never change, with many other important properties detailed atImmutableCollection.- Since:
- 2.0
- Author:
- Jared Levy
- See Also:
- Serialized Form
 
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Nested Class SummaryNested Classes Modifier and Type Class Description static classImmutableBiMap.Builder<K,V>A builder for creating immutable bimap instances, especiallypublic static finalbimaps ("constant bimaps").
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Method SummaryAll Methods Static Methods Instance Methods Abstract Methods Concrete Methods Deprecated Methods Modifier and Type Method Description static <K,V>
 ImmutableBiMap.Builder<K,V>builder()Returns a new builder.static <K,V>
 ImmutableBiMap.Builder<K,V>builderWithExpectedSize(int expectedSize)Returns a new builder, expecting the specified number of entries to be added.static <K,V>
 ImmutableBiMap<K,V>copyOf(java.lang.Iterable<? extends java.util.Map.Entry<? extends K,? extends V>> entries)Returns an immutable bimap containing the given entries.static <K,V>
 ImmutableBiMap<K,V>copyOf(java.util.Map<? extends K,? extends V> map)Returns an immutable bimap containing the same entries asmap.VforcePut(K key, V value)Deprecated.Unsupported operation.abstract ImmutableBiMap<V,K>inverse()Returns the inverse view of this bimap, which maps each of this bimap's values to its associated key.static <K,V>
 ImmutableBiMap<K,V>of()Returns the empty bimap.static <K,V>
 ImmutableBiMap<K,V>of(K k1, V v1)Returns an immutable bimap containing a single entry.static <K,V>
 ImmutableBiMap<K,V>of(K k1, V v1, K k2, V v2)Returns an immutable map containing the given entries, in order.static <K,V>
 ImmutableBiMap<K,V>of(K k1, V v1, K k2, V v2, K k3, V v3)Returns an immutable map containing the given entries, in order.static <K,V>
 ImmutableBiMap<K,V>of(K k1, V v1, K k2, V v2, K k3, V v3, K k4, V v4)Returns an immutable map containing the given entries, in order.static <K,V>
 ImmutableBiMap<K,V>of(K k1, V v1, K k2, V v2, K k3, V v3, K k4, V v4, K k5, V v5)Returns an immutable map containing the given entries, in order.static <K,V>
 ImmutableBiMap<K,V>of(K k1, V v1, K k2, V v2, K k3, V v3, K k4, V v4, K k5, V v5, K k6, V v6)Returns an immutable map containing the given entries, in order.static <K,V>
 ImmutableBiMap<K,V>of(K k1, V v1, K k2, V v2, K k3, V v3, K k4, V v4, K k5, V v5, K k6, V v6, K k7, V v7)Returns an immutable map containing the given entries, in order.static <K,V>
 ImmutableBiMap<K,V>of(K k1, V v1, K k2, V v2, K k3, V v3, K k4, V v4, K k5, V v5, K k6, V v6, K k7, V v7, K k8, V v8)Returns an immutable map containing the given entries, in order.static <K,V>
 ImmutableBiMap<K,V>of(K k1, V v1, K k2, V v2, K k3, V v3, K k4, V v4, K k5, V v5, K k6, V v6, K k7, V v7, K k8, V v8, K k9, V v9)Returns an immutable map containing the given entries, in order.static <K,V>
 ImmutableBiMap<K,V>of(K k1, V v1, K k2, V v2, K k3, V v3, K k4, V v4, K k5, V v5, K k6, V v6, K k7, V v7, K k8, V v8, K k9, V v9, K k10, V v10)Returns an immutable map containing the given entries, in order.static <K,V>
 ImmutableBiMap<K,V>ofEntries(java.util.Map.Entry<? extends K,? extends V>... entries)Returns an immutable map containing the given entries, in order.ImmutableSet<V>values()Returns an immutable set of the values in this map, in the same order they appear inImmutableMap.entrySet.- 
Methods inherited from class com.google.common.collect.ImmutableMapasMultimap, clear, containsKey, containsValue, entrySet, equals, get, getOrDefault, hashCode, isEmpty, keySet, put, putAll, remove, toString
 
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Method Detail- 
ofpublic static <K,V> ImmutableBiMap<K,V> of() Returns the empty bimap.Performance note: the instance returned is a singleton. 
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ofpublic static <K,V> ImmutableBiMap<K,V> of(K k1, V v1) Returns an immutable bimap containing a single entry.
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ofpublic static <K,V> ImmutableBiMap<K,V> of(K k1, V v1, K k2, V v2) Returns an immutable map containing the given entries, in order.- Throws:
- java.lang.IllegalArgumentException- if duplicate keys or values are added
 
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ofpublic static <K,V> ImmutableBiMap<K,V> of(K k1, V v1, K k2, V v2, K k3, V v3) Returns an immutable map containing the given entries, in order.- Throws:
- java.lang.IllegalArgumentException- if duplicate keys or values are added
 
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ofpublic static <K,V> ImmutableBiMap<K,V> of(K k1, V v1, K k2, V v2, K k3, V v3, K k4, V v4) Returns an immutable map containing the given entries, in order.- Throws:
- java.lang.IllegalArgumentException- if duplicate keys or values are added
 
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ofpublic static <K,V> ImmutableBiMap<K,V> of(K k1, V v1, K k2, V v2, K k3, V v3, K k4, V v4, K k5, V v5) Returns an immutable map containing the given entries, in order.- Throws:
- java.lang.IllegalArgumentException- if duplicate keys or values are added
 
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ofpublic static <K,V> ImmutableBiMap<K,V> of(K k1, V v1, K k2, V v2, K k3, V v3, K k4, V v4, K k5, V v5, K k6, V v6) Returns an immutable map containing the given entries, in order.- Throws:
- java.lang.IllegalArgumentException- if duplicate keys or values are added
- Since:
- 31.0
 
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ofpublic static <K,V> ImmutableBiMap<K,V> of(K k1, V v1, K k2, V v2, K k3, V v3, K k4, V v4, K k5, V v5, K k6, V v6, K k7, V v7) Returns an immutable map containing the given entries, in order.- Throws:
- java.lang.IllegalArgumentException- if duplicate keys or values are added
- Since:
- 31.0
 
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ofpublic static <K,V> ImmutableBiMap<K,V> of(K k1, V v1, K k2, V v2, K k3, V v3, K k4, V v4, K k5, V v5, K k6, V v6, K k7, V v7, K k8, V v8) Returns an immutable map containing the given entries, in order.- Throws:
- java.lang.IllegalArgumentException- if duplicate keys or values are added
- Since:
- 31.0
 
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ofpublic static <K,V> ImmutableBiMap<K,V> of(K k1, V v1, K k2, V v2, K k3, V v3, K k4, V v4, K k5, V v5, K k6, V v6, K k7, V v7, K k8, V v8, K k9, V v9) Returns an immutable map containing the given entries, in order.- Throws:
- java.lang.IllegalArgumentException- if duplicate keys or values are added
- Since:
- 31.0
 
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ofpublic static <K,V> ImmutableBiMap<K,V> of(K k1, V v1, K k2, V v2, K k3, V v3, K k4, V v4, K k5, V v5, K k6, V v6, K k7, V v7, K k8, V v8, K k9, V v9, K k10, V v10) Returns an immutable map containing the given entries, in order.- Throws:
- java.lang.IllegalArgumentException- if duplicate keys or values are added
- Since:
- 31.0
 
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ofEntries@SafeVarargs public static <K,V> ImmutableBiMap<K,V> ofEntries(java.util.Map.Entry<? extends K,? extends V>... entries) Returns an immutable map containing the given entries, in order.- Throws:
- java.lang.IllegalArgumentException- if duplicate keys or values are provided
- Since:
- 31.0
 
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builderpublic static <K,V> ImmutableBiMap.Builder<K,V> builder() Returns a new builder. The generated builder is equivalent to the builder created by theImmutableBiMap.Builderconstructor.
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builderWithExpectedSizepublic static <K,V> ImmutableBiMap.Builder<K,V> builderWithExpectedSize(int expectedSize) Returns a new builder, expecting the specified number of entries to be added.If expectedSizeis exactly the number of entries added to the builder beforeImmutableBiMap.Builder.build()is called, the builder is likely to perform better than an unsizedbuilder()would have.It is not specified if any performance benefits apply if expectedSizeis close to, but not exactly, the number of entries added to the builder.- Since:
- 23.1
 
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copyOfpublic static <K,V> ImmutableBiMap<K,V> copyOf(java.util.Map<? extends K,? extends V> map) Returns an immutable bimap containing the same entries asmap. Ifmapsomehow contains entries with duplicate keys (for example, if it is aSortedMapwhose comparator is not consistent with equals), the results of this method are undefined.The returned BiMapiterates over entries in the same order as theentrySetof the original map.Despite the method name, this method attempts to avoid actually copying the data when it is safe to do so. The exact circumstances under which a copy will or will not be performed are undocumented and subject to change. - Throws:
- java.lang.IllegalArgumentException- if two keys have the same value or two values have the same key
- java.lang.NullPointerException- if any key or value in- mapis null
 
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copyOfpublic static <K,V> ImmutableBiMap<K,V> copyOf(java.lang.Iterable<? extends java.util.Map.Entry<? extends K,? extends V>> entries) Returns an immutable bimap containing the given entries. The returned bimap iterates over entries in the same order as the original iterable.- Throws:
- java.lang.IllegalArgumentException- if two keys have the same value or two values have the same key
- java.lang.NullPointerException- if any key, value, or entry is null
- Since:
- 19.0
 
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inversepublic abstract ImmutableBiMap<V,K> inverse() Returns the inverse view of this bimap, which maps each of this bimap's values to its associated key. The two bimaps are backed by the same data; any changes to one will appear in the other.Note:There is no guaranteed correspondence between the iteration order of a bimap and that of its inverse. The inverse of an ImmutableBiMapis anotherImmutableBiMap.
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valuespublic ImmutableSet<V> values() Returns an immutable set of the values in this map, in the same order they appear inImmutableMap.entrySet.
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forcePut@CanIgnoreReturnValue @Deprecated @CheckForNull public final V forcePut(K key, V value) Deprecated.Unsupported operation.Guaranteed to throw an exception and leave the bimap unmodified.- Specified by:
- forcePutin interface- BiMap<K,V>
- Parameters:
- key- the key with which the specified value is to be associated
- value- the value to be associated with the specified key
- Returns:
- the value that was previously associated with the key, or nullif there was no previous entry. (If the bimap contains null values, thenforcePut, likeput, returnsnullboth if the key is absent and if it is present with a null value.)
- Throws:
- java.lang.UnsupportedOperationException- always
 
 
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