Class QueryModelTreePrinter
- java.lang.Object
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- org.eclipse.rdf4j.query.algebra.helpers.AbstractQueryModelVisitor<RuntimeException>
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- org.eclipse.rdf4j.query.algebra.helpers.QueryModelTreePrinter
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- All Implemented Interfaces:
QueryModelVisitor<RuntimeException>
public class QueryModelTreePrinter extends AbstractQueryModelVisitor<RuntimeException>
QueryModelVisitor implementation that "prints" a tree representation of a query model. The tree representations is printed to an internal character buffer and can be retrieved usinggetTreeString()
. As an alternative, the static utility methodprintTree(QueryModelNode)
can be used.
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Constructor Summary
Constructors Constructor Description QueryModelTreePrinter()
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Method Summary
All Methods Static Methods Instance Methods Concrete Methods Modifier and Type Method Description String
getTreeString()
protected void
meetNode(QueryModelNode node)
Method called by all of the other meet methods that are not overridden in subclasses.static String
printTree(QueryModelNode node)
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Methods inherited from class org.eclipse.rdf4j.query.algebra.helpers.AbstractQueryModelVisitor
meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meetBinaryTupleOperator, meetBinaryValueOperator, meetCompareSubQueryValueOperator, meetNAryValueOperator, meetOther, meetSubQueryValueOperator, meetUnaryTupleOperator, meetUnaryValueOperator, meetUpdateExpr
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Method Detail
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printTree
public static String printTree(QueryModelNode node)
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getTreeString
public String getTreeString()
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meetNode
protected void meetNode(QueryModelNode node)
Description copied from class:AbstractQueryModelVisitor
Method called by all of the other meet methods that are not overridden in subclasses. This method can be overridden in subclasses to define default behaviour when visiting nodes. The default behaviour of this method is to visit the node's children.- Overrides:
meetNode
in classAbstractQueryModelVisitor<RuntimeException>
- Parameters:
node
- The node that is being visited.
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