Package uk.gov.gchq.gaffer.graph.hook
Class NamedViewResolver
- java.lang.Object
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- uk.gov.gchq.gaffer.graph.hook.NamedViewResolver
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- All Implemented Interfaces:
GetFromCacheHook
,GraphHook
public class NamedViewResolver extends Object implements GetFromCacheHook
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Constructor Summary
Constructors Constructor Description NamedViewResolver(String suffixNamedViewCacheName)
NamedViewResolver(NamedViewCache cache)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description String
getSuffixCacheName()
<T> T
onFailure(T result, OperationChain<?> opChain, Context context, Exception e)
Called fromGraph
if an error occurs whilst executing theOperationChain
.<T> T
postExecute(T result, OperationChain<?> opChain, Context context)
Called fromGraph
after anOperationChain
is executed.void
preExecute(OperationChain<?> opChain, Context context)
Called fromGraph
before anOperationChain
is executed.
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Constructor Detail
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NamedViewResolver
public NamedViewResolver(String suffixNamedViewCacheName)
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NamedViewResolver
public NamedViewResolver(NamedViewCache cache)
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Method Detail
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getSuffixCacheName
public String getSuffixCacheName()
- Specified by:
getSuffixCacheName
in interfaceGetFromCacheHook
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preExecute
public void preExecute(OperationChain<?> opChain, Context context)
Description copied from interface:GraphHook
Called fromGraph
before anOperationChain
is executed.- Specified by:
preExecute
in interfaceGraphHook
- Parameters:
opChain
- theOperationChain
being executed. This can be modified/optimised in any GraphHook.context
- theContext
in which the operation chain was executed. The context also holds a reference to the original operation chain.
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postExecute
public <T> T postExecute(T result, OperationChain<?> opChain, Context context)
Description copied from interface:GraphHook
Called fromGraph
after anOperationChain
is executed.- Specified by:
postExecute
in interfaceGraphHook
- Type Parameters:
T
- the result type- Parameters:
result
- the result from the operation chainopChain
- theOperationChain
that was executed. This can be modified/optimised in any GraphHook.context
- theContext
in which the operation chain was executed. The context also holds a reference to the original operation chain.- Returns:
- result object
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onFailure
public <T> T onFailure(T result, OperationChain<?> opChain, Context context, Exception e)
Description copied from interface:GraphHook
Called fromGraph
if an error occurs whilst executing theOperationChain
.- Specified by:
onFailure
in interfaceGraphHook
- Type Parameters:
T
- the result type- Parameters:
result
- the result from the operation chain - likely to be null.opChain
- theOperationChain
that was executed. This can be modified/optimised in any GraphHook.context
- theContext
in which the operation chain was executed. The context also holds a reference to the original operation chain.e
- the exception- Returns:
- result object
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