Class QueryStringUtil
java.lang.Object
org.eclipse.rdf4j.repository.sparql.query.QueryStringUtil
Utility class to perfom query string manipulations as used in
SPARQLTupleQuery
, SPARQLGraphQuery
and
SPARQLBooleanQuery
.- Author:
- Andreas Schwarte
- See Also:
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Constructor Summary
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Method Summary
Modifier and TypeMethodDescriptionstatic StringBuilder
appendValueAsString
(StringBuilder sb, Value value) Converts a value to its SPARQL string representation and appends it to a StringBuilder.static String
getBooleanQueryString
(String queryString, BindingSet bindings) Retrieve a modified queryString into which all bindings of the given argument are replaced with their value.static String
getGraphQueryString
(String queryString, BindingSet bindings) Retrieve a modified queryString into which all bindings of the given argument are replaced with their value.static String
getQueryString
(String queryString, BindingSet bindings) Deprecated.static String
getTupleQueryString
(String queryString, BindingSet bindings) Retrieve a modified queryString into which all bindings of the given argument are replaced, with the binding names included in the SELECT clause.static String
getUpdateString
(String queryString, BindingSet bindings) Retrieve a modified queryString into which all bindings of the given argument are replaced with their value.static String
valueToString
(Value value) Converts a value to its SPARQL string representation.
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Constructor Details
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QueryStringUtil
public QueryStringUtil()
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Method Details
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getQueryString
@Deprecated(since="2.0") public static String getQueryString(String queryString, BindingSet bindings) Deprecated.Retrieve a modified queryString into which all bindings of the given argument are replaced.- Parameters:
queryString
-bindings
-- Returns:
- the modified queryString
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getTupleQueryString
Retrieve a modified queryString into which all bindings of the given argument are replaced, with the binding names included in the SELECT clause.- Parameters:
queryString
-bindings
-- Returns:
- the modified queryString
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getUpdateString
Retrieve a modified queryString into which all bindings of the given argument are replaced with their value.- Parameters:
queryString
-bindings
-- Returns:
- the modified queryString
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getBooleanQueryString
Retrieve a modified queryString into which all bindings of the given argument are replaced with their value.- Parameters:
queryString
-bindings
-- Returns:
- the modified queryString
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getGraphQueryString
Retrieve a modified queryString into which all bindings of the given argument are replaced with their value.- Parameters:
queryString
-bindings
-- Returns:
- the modified queryString
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valueToString
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appendValueAsString
Converts a value to its SPARQL string representation and appends it to a StringBuilder.Null will be converted to UNDEF (may be used in VALUES only).
- Parameters:
sb
- StringBuilder to append tovalue
- the value to convert- Returns:
- the provided StringBuilder
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getTupleQueryString(String, BindingSet)