Class InstantiateTransformer
- java.lang.Object
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- org.apache.commons.collections.functors.InstantiateTransformer
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- All Implemented Interfaces:
Serializable
,Transformer
@Deprecated(since="2021-04-30") public class InstantiateTransformer extends Object implements Transformer, Serializable
Deprecated.Commons Collections 3 is in maintenance mode. Commons Collections 4 should be used instead.Transformer implementation that creates a new object instance by reflection.WARNING: from v3.2.2 onwards this class will throw an
UnsupportedOperationException
when trying to serialize or de-serialize an instance to prevent potential remote code execution exploits.In order to re-enable serialization support for
InstantiateTransformer
the following system property can be used (via -Dproperty=true):org.apache.commons.collections.enableUnsafeSerialization
- Since:
- Commons Collections 3.0
- See Also:
- Serialized Form
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Field Summary
Fields Modifier and Type Field Description static Transformer
NO_ARG_INSTANCE
Deprecated.Singleton instance that uses the no arg constructor
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Constructor Summary
Constructors Constructor Description InstantiateTransformer(Class[] paramTypes, Object[] args)
Deprecated.Constructor that performs no validation.
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Method Summary
All Methods Static Methods Instance Methods Concrete Methods Deprecated Methods Modifier and Type Method Description static Transformer
getInstance(Class[] paramTypes, Object[] args)
Deprecated.Transformer method that performs validation.Object
transform(Object input)
Deprecated.Transforms the input Class object to a result by instantiation.
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Field Detail
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NO_ARG_INSTANCE
public static final Transformer NO_ARG_INSTANCE
Deprecated.Singleton instance that uses the no arg constructor
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Method Detail
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getInstance
public static Transformer getInstance(Class[] paramTypes, Object[] args)
Deprecated.Transformer method that performs validation.- Parameters:
paramTypes
- the constructor parameter typesargs
- the constructor arguments- Returns:
- an instantiate transformer
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transform
public Object transform(Object input)
Deprecated.Transforms the input Class object to a result by instantiation.- Specified by:
transform
in interfaceTransformer
- Parameters:
input
- the input object to transform- Returns:
- the transformed result
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