import com.hp.hpl.jena.sparql.algebra.op.OpTriple; //导入依赖的package包/类
@Override
public Op transform(OpTriple opTriple) {
	if (simplifiedTriples.containsKey(opTriple.hashCode())) {
		Term rewrittenTerm = queryClause.getRewrittenTriple(opTriple
				.hashCode());
		if (rewrittenTerm != null) {
			return new OpTriple(queryClause.getDataset().termToTriple(
					queryVars, rewrittenTerm));
		} else {
			return OpLabel.create(PRUNED ,null);
		}
	} else {
		return OpLabel.create(PRUNED ,null);
	}
}
 

import com.hp.hpl.jena.sparql.algebra.op.OpTriple; //导入依赖的package包/类
/**
 * @param ctx execution context
 * @param stmt
 * @param op triple
 * @param graph
 * @param w window
 */
public IndexedTripleRouter(ExecContext ctx, EPStatement stmt, OpTriple op, 
        Node graph, Window w) {
    super(ctx, op);
    this.stmt = stmt;
    this.quad = new Quad(graph, op.getTriple());
    this.buff = new IndexedOnWindowBuff(ctx, quad, this, w);
    this.w = w;
}
 

import com.hp.hpl.jena.sparql.algebra.op.OpTriple; //导入依赖的package包/类
public void visit(OpTriple opTriple) {
	wrapInCurrentFilter(opTriple);
}
 

import com.hp.hpl.jena.sparql.algebra.op.OpTriple; //导入依赖的package包/类
@Override
public void visit(OpTriple opTriple) {
	visit(opTriple.getTriple());
}
 

import com.hp.hpl.jena.sparql.algebra.op.OpTriple; //导入依赖的package包/类
@Override
public Op transform(OpTriple opTriple) {
	return (opTriple);
}