本文整理汇总了Java中com.hp.hpl.jena.sparql.algebra.op.OpLeftJoin类的典型用法代码示例。如果您正苦于以下问题:Java OpLeftJoin类的具体用法?Java OpLeftJoin怎么用?Java OpLeftJoin使用的例子?那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
OpLeftJoin类属于com.hp.hpl.jena.sparql.algebra.op包,在下文中一共展示了OpLeftJoin类的13个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于我们的系统推荐出更棒的Java代码示例。
示例1: transform
import com.hp.hpl.jena.sparql.algebra.op.OpLeftJoin; //导入依赖的package包/类
@Override
public Op transform(OpLeftJoin opLeftJoin, Op left, Op right) {
if(right instanceof OpLabel){
if(left instanceof OpLabel){
return OpLabel.create(PRUNED ,null);
}else
{
return substitute((Op0) left);
}
}else{
if(left instanceof OpLabel){
return substitute((Op0) right);
}
}
return substitute(opLeftJoin, left, right);
}
开发者ID:peterjohnlawrence,项目名称:com.inova8.remediator,代码行数:19,代码来源:Substituter.java
示例2: compileElementOptional
import com.hp.hpl.jena.sparql.algebra.op.OpLeftJoin; //导入依赖的package包/类
protected Op compileElementOptional(ElementOptional eltOpt, Op current) {
Element subElt = eltOpt.getOptionalElement();
Op op = compileElement(subElt);
ExprList exprs = null;
if (op instanceof OpFilter) {
OpFilter f = (OpFilter)op;
//f = OpFilter.tidy(f) ; // Collapse filter(filter(..))
Op sub = f.getSubOp();
if (sub instanceof OpFilter)
broken("compile/Optional/nested filters - unfinished") ;
exprs = f.getExprs();
op = sub;
}
current = OpLeftJoin.create(current, op, exprs);
return current;
}
开发者ID:KMax,项目名称:cqels,代码行数:18,代码来源:LogicCompiler.java
示例3: visitLeftJoin
import com.hp.hpl.jena.sparql.algebra.op.OpLeftJoin; //导入依赖的package包/类
@Override
protected void visitLeftJoin(OpLeftJoin op) {
if (op.getLeft() != null)
op.getLeft().visit(this);
if (op.getRight() != null)
op.getRight().visit(this);
op.visit(visitor);
}
开发者ID:aschaetzle,项目名称:S2X,代码行数:9,代码来源:AlgebraWalker.java
示例4: visit
import com.hp.hpl.jena.sparql.algebra.op.OpLeftJoin; //导入依赖的package包/类
@Override
public void visit(OpLeftJoin opLeftJoin) {
executionQueue.add(new SparkLeftJoin(opLeftJoin, prefixes));
if (opLeftJoin.getExprs() != null) {
addExpressionsToBGPLeftJoin(opLeftJoin.getExprs());
}
}
开发者ID:aschaetzle,项目名称:S2X,代码行数:8,代码来源:AlgebraTranslator.java
示例5: SparkLeftJoin
import com.hp.hpl.jena.sparql.algebra.op.OpLeftJoin; //导入依赖的package包/类
public SparkLeftJoin(OpLeftJoin op, PrefixMapping prefixes) {
this.op = op;
this.prefixes = prefixes;
}
开发者ID:aschaetzle,项目名称:S2X,代码行数:5,代码来源:SparkLeftJoin.java
示例6: visit
import com.hp.hpl.jena.sparql.algebra.op.OpLeftJoin; //导入依赖的package包/类
@Override
public void visit(OpLeftJoin opLeftJoin) {
SqlOp rightOp = stack.pop();
SqlOp leftOp = stack.pop();
stack.push(new SqlLeftJoin(opLeftJoin, leftOp, rightOp, prefixes));
}
开发者ID:aschaetzle,项目名称:S2RDF,代码行数:7,代码来源:AlgebraTransformer.java
示例7: SqlLeftJoin
import com.hp.hpl.jena.sparql.algebra.op.OpLeftJoin; //导入依赖的package包/类
public SqlLeftJoin(OpLeftJoin _opLeftJoin, SqlOp _leftOp,
SqlOp _rightOp, PrefixMapping _prefixes) {
super(_leftOp, _rightOp, _prefixes);
opLeftJoin = _opLeftJoin;
}
开发者ID:aschaetzle,项目名称:S2RDF,代码行数:6,代码来源:SqlLeftJoin.java
示例8: PigLeftJoin
import com.hp.hpl.jena.sparql.algebra.op.OpLeftJoin; //导入依赖的package包/类
public PigLeftJoin(OpLeftJoin _opLeftJoin, PigOp _leftOp, PigOp _rightOp, PrefixMapping _prefixes) {
super(_leftOp, _rightOp, _prefixes);
opLeftJoin = _opLeftJoin;
resultName = Tags.LEFT_JOIN;
}
开发者ID:aschaetzle,项目名称:PigSPARQL,代码行数:6,代码来源:PigLeftJoin.java
示例9: visit
import com.hp.hpl.jena.sparql.algebra.op.OpLeftJoin; //导入依赖的package包/类
@Override
public void visit(OpLeftJoin opLeftJoin) {
ImpalaOp rightOp = stack.pop();
ImpalaOp leftOp = stack.pop();
stack.push(new ImpalaLeftJoin(opLeftJoin, leftOp, rightOp, prefixes));
}
开发者ID:aschaetzle,项目名称:Sempala,代码行数:7,代码来源:AlgebraTransformer.java
示例10: ImpalaLeftJoin
import com.hp.hpl.jena.sparql.algebra.op.OpLeftJoin; //导入依赖的package包/类
public ImpalaLeftJoin(OpLeftJoin _opLeftJoin, ImpalaOp _leftOp,
ImpalaOp _rightOp, PrefixMapping _prefixes) {
super(_leftOp, _rightOp, _prefixes);
opLeftJoin = _opLeftJoin;
}
开发者ID:aschaetzle,项目名称:Sempala,代码行数:6,代码来源:ImpalaLeftJoin.java
示例11: transform
import com.hp.hpl.jena.sparql.algebra.op.OpLeftJoin; //导入依赖的package包/类
@Override
public Op transform(OpLeftJoin opLeftJoin, Op left, Op right) {
return mergeToBGP(left, right);
}
开发者ID:peterjohnlawrence,项目名称:com.inova8.remediator,代码行数:5,代码来源:Simplifier.java
示例12: applyConstraint
import com.hp.hpl.jena.sparql.algebra.op.OpLeftJoin; //导入依赖的package包/类
@Override
public Op applyConstraint(Op op, Var reason) {
logger.debug("Applying constraint with value='" + this.getValue() + "' and expression=" + this.getExpression());
if (value == null || value.isEmpty()) {
return op;
}
Node rdfsLabel = RDFS.label.asNode();
Var reasonLabel = Var.alloc("reasonlabel");
Expr reasonLabelExpr = new ExprVar(reasonLabel);
Expr reasonExpr = new ExprVar(reason);
// create Triple
BasicPattern optionalPattern = new BasicPattern();
// ?source rdfs:label ?sourcelabel.
optionalPattern
.add(Triple.create(reason, rdfsLabel, reasonLabel));
op = OpLeftJoin.create(op, new OpBGP(optionalPattern),new ExprList());
Expr filter = new E_Conditional(
new E_IsIRI(reasonExpr),
reasonLabelExpr,
reasonExpr);
filter = this.getExpression().getFilter(filter, value);
if (filter == null) {
return op;
}
return OpFilter.filter(filter, op);
}
开发者ID:christoff-buerger,项目名称:reneviz,代码行数:41,代码来源:ConstraintImpl.java
示例13: visit
import com.hp.hpl.jena.sparql.algebra.op.OpLeftJoin; //导入依赖的package包/类
/**
* When visiting an OpJoin 2 conditions for moving down the filterconditions
* are checked. Only when a condition is satisfied, the filtercondition can
* be moved down to the next operator in the tree. Otherwise the condition
* will stay here and during the bottum-up-stepping an OpFilter containing
* these remained filterconditions will be inserted in the operator-tree.
* Conditions for moving down a filtercondition: (M1, M2 are graphpatterns,
* F is a filtercondition) 1) Filter(LeftJoin(M1, M2), F)) will become
* LeftJoin(Filter(M1, F), M2) when the filterexpression is only referenced
* to M1 2) Filter(LeftJoin(M1, M2), F)) will become LeftJoin(Filter(M1, F),
* Filter(M2, F)) when the filterexpression is referenced to M1 and M2
*/
public void visit(OpLeftJoin opLeftJoin) {
checkMoveDownFilterExprAndVisitOpLeftJoin(opLeftJoin);
}
开发者ID:aitoralmeida,项目名称:c4a_data_repository,代码行数:16,代码来源:PushDownOpFilterVisitor.java
注:本文中的com.hp.hpl.jena.sparql.algebra.op.OpLeftJoin类示例整理自Github/MSDocs等源码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。 |
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