Package org.apache.sling.api.wrappers
Class ValueMapDecorator
- java.lang.Object
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- org.apache.sling.api.wrappers.ValueMapDecorator
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- All Implemented Interfaces:
java.util.Map<java.lang.String,java.lang.Object>
,ValueMap
- Direct Known Subclasses:
DeepReadValueMapDecorator
,DistributionPackageInfo
,DistributionQueueItem
,ModifiableValueMapDecorator
public class ValueMapDecorator extends java.lang.Object implements ValueMap
ValueMapDecorator
decorates anotherMap
to provide a basic implementation for the additional methods of aValueMap
.
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Constructor Summary
Constructors Constructor Description ValueMapDecorator(java.util.Map<java.lang.String,java.lang.Object> base)
Creates a new wrapper around a given map.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description void
clear()
boolean
containsKey(java.lang.Object key)
boolean
containsValue(java.lang.Object value)
java.util.Set<java.util.Map.Entry<java.lang.String,java.lang.Object>>
entrySet()
boolean
equals(java.lang.Object obj)
<T> T
get(@NotNull java.lang.String name, @NotNull java.lang.Class<T> type)
Get a named property and convert it into the given type.<T> T
get(@NotNull java.lang.String name, T defaultValue)
Get a named property and convert it into the given type.java.lang.Object
get(java.lang.Object key)
int
hashCode()
boolean
isEmpty()
java.util.Set<java.lang.String>
keySet()
java.lang.Object
put(java.lang.String key, java.lang.Object value)
void
putAll(java.util.Map<? extends java.lang.String,?> t)
java.lang.Object
remove(java.lang.Object key)
int
size()
java.lang.String
toString()
java.util.Collection<java.lang.Object>
values()
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Method Detail
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get
public <T> T get(@NotNull @NotNull java.lang.String name, @NotNull @NotNull java.lang.Class<T> type)
Get a named property and convert it into the given type. This method does not support conversion into a primitive type or an array of a primitive type. It should returnnull
in this case.
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get
@NotNull public <T> T get(@NotNull @NotNull java.lang.String name, @NotNull T defaultValue)
Get a named property and convert it into the given type. This method does not support conversion into a primitive type or an array of a primitive type. It should return the default value in this case.
Implementation hint: In the past it was allowed to call this with a 2nd parameter beingnull
. Therefore all implementations should internally callMap.get(Object)
when the 2nd parameter has valuenull
.- Specified by:
get
in interfaceValueMap
- Type Parameters:
T
- The expected type- Parameters:
name
- The name of the propertydefaultValue
- The default value to use if the named property does not exist or cannot be converted to the requested type. The default value is also used to define the type to convert the value to. Must not benull
. If you want to returnnull
by default rather rely onValueMap.get(String, Class)
.- Returns:
- Return named value converted to type T or the default value if non existing or can't be converted.
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size
public int size()
- Specified by:
size
in interfacejava.util.Map<java.lang.String,java.lang.Object>
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isEmpty
public boolean isEmpty()
- Specified by:
isEmpty
in interfacejava.util.Map<java.lang.String,java.lang.Object>
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containsKey
public boolean containsKey(java.lang.Object key)
- Specified by:
containsKey
in interfacejava.util.Map<java.lang.String,java.lang.Object>
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containsValue
public boolean containsValue(java.lang.Object value)
- Specified by:
containsValue
in interfacejava.util.Map<java.lang.String,java.lang.Object>
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get
public java.lang.Object get(java.lang.Object key)
- Specified by:
get
in interfacejava.util.Map<java.lang.String,java.lang.Object>
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put
public java.lang.Object put(java.lang.String key, java.lang.Object value)
- Specified by:
put
in interfacejava.util.Map<java.lang.String,java.lang.Object>
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remove
public java.lang.Object remove(java.lang.Object key)
- Specified by:
remove
in interfacejava.util.Map<java.lang.String,java.lang.Object>
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putAll
public void putAll(java.util.Map<? extends java.lang.String,?> t)
- Specified by:
putAll
in interfacejava.util.Map<java.lang.String,java.lang.Object>
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clear
public void clear()
- Specified by:
clear
in interfacejava.util.Map<java.lang.String,java.lang.Object>
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keySet
public java.util.Set<java.lang.String> keySet()
- Specified by:
keySet
in interfacejava.util.Map<java.lang.String,java.lang.Object>
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values
public java.util.Collection<java.lang.Object> values()
- Specified by:
values
in interfacejava.util.Map<java.lang.String,java.lang.Object>
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entrySet
public java.util.Set<java.util.Map.Entry<java.lang.String,java.lang.Object>> entrySet()
- Specified by:
entrySet
in interfacejava.util.Map<java.lang.String,java.lang.Object>
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toString
public java.lang.String toString()
- Overrides:
toString
in classjava.lang.Object
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hashCode
public int hashCode()
- Specified by:
hashCode
in interfacejava.util.Map<java.lang.String,java.lang.Object>
- Overrides:
hashCode
in classjava.lang.Object
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equals
public boolean equals(java.lang.Object obj)
- Specified by:
equals
in interfacejava.util.Map<java.lang.String,java.lang.Object>
- Overrides:
equals
in classjava.lang.Object
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