Class PossibleValuesService
- java.lang.Object
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- org.intermine.webservice.server.WebService
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- org.intermine.webservice.server.core.JSONService
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- org.intermine.webservice.server.path.PossibleValuesService
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public class PossibleValuesService extends JSONService
A service for retrieving the possible values for a path in the data model.- Author:
- Alex Kalderimis
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Field Summary
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Fields inherited from class org.intermine.webservice.server.core.JSONService
bagManager, model
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Fields inherited from class org.intermine.webservice.server.WebService
dataPackageOutput, DEFAULT_CALLBACK, im, os, out, output, request, response, webProperties
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Constructor Summary
Constructors Constructor Description PossibleValuesService(InterMineAPI im)
A service for providing column summary information.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description protected boolean
canServe(Format format)
Check whether the format is acceptable.protected void
execute()
Runs service.protected Format
getDefaultFormat()
protected java.util.Map<java.lang.String,java.lang.Object>
getHeaderAttributes()
Get the header attributes to apply to the formatter.protected void
initState()
Subclasses can put initialisation here.protected void
postInit()
Subclasses can hook in here to do common behaviour that needs to happen after initialisation.-
Methods inherited from class org.intermine.webservice.server.core.JSONService
addOutputInfo, addResultEntries, addResultEntries, addResultEntry, addResultEntry, addResultItem, addResultItem, addResultValue, addResultValue, addResultValue, getResultsKey, lazyList
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Methods inherited from class org.intermine.webservice.server.WebService
cleanUp, formatIsFlatFile, formatIsJSON, formatIsJSONP, formatIsXML, getAuthenticatedUser, getCallback, getColumnHeaderStyle, getDefaultFileName, getDefaultOutput, getDefaultOutput, getExtension, getFormat, getIntParameter, getIntParameter, getLineBreak, getListManager, getOptionalParameter, getOptionalParameter, getPermission, getProperty, getRawOutput, getRequestFileName, getRequiredParameter, hasCallback, isAuthenticated, isGzip, isUncompressed, isZip, makeJSONOutput, makeXMLOutput, service, setFormat, setNameSpace, validateState, wantsColumnHeaders, wantsDataPackage
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Constructor Detail
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PossibleValuesService
public PossibleValuesService(InterMineAPI im)
A service for providing column summary information. This information is designed to be used in forms that provide autocomplete or drop-down options to suggest possible values. It expects a path (such as Employee.name, or CEO.company.departments.employees.name), and lists all possible values that path may represent, along with their frequency. The values list is sorted by the value, not the frequency.- Parameters:
im
- A reference to the InterMine API bundle.
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Method Detail
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getDefaultFormat
protected Format getDefaultFormat()
- Overrides:
getDefaultFormat
in classJSONService
- Returns:
- The default format constant for this service.
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canServe
protected boolean canServe(Format format)
Description copied from class:WebService
Check whether the format is acceptable. By default returns true. Services with a particular set of accepted formats should override this and check.- Overrides:
canServe
in classWebService
- Parameters:
format
- The format to check.- Returns:
- whether or not this format is acceptable.
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initState
protected void initState()
Description copied from class:WebService
Subclasses can put initialisation here.- Overrides:
initState
in classWebService
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getHeaderAttributes
protected java.util.Map<java.lang.String,java.lang.Object> getHeaderAttributes()
Description copied from class:JSONService
Get the header attributes to apply to the formatter.- Overrides:
getHeaderAttributes
in classJSONService
- Returns:
- A map from string to object.
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postInit
protected void postInit()
Description copied from class:WebService
Subclasses can hook in here to do common behaviour that needs to happen after initialisation.- Overrides:
postInit
in classJSONService
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execute
protected void execute() throws java.lang.Exception
Description copied from class:WebService
Runs service. This is abstract method, that must be defined in subclasses and so performs something useful. Standard procedure is overwrite this method in subclasses and let this method to be called from WebService.doGet method that encapsulates logic common for all web services else you can overwrite doGet method in your web service class and manage all the things alone.- Specified by:
execute
in classWebService
- Throws:
java.lang.Exception
- if some error occurs
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