Java Node.getPredicate方法代码示例

import org.dmg.pmml.tree.Node; //导入方法依赖的package包/类
private void handleNodePop(Node node){
	Double recordCount = node.getRecordCount();
	String score = node.getScore();
	Predicate predicate = node.getPredicate();

	if(recordCount != null){
		node.setRecordCount(null);
	} // End if

	if(predicate instanceof True){
		Node parentNode = getParentNode();

		if(parentNode == null){
			return;
		}

		String parentScore = parentNode.getScore();
		if(parentScore != null){
			throw new IllegalArgumentException();
		}

		parentNode.setScore(score);

		List<Node> parentChildren = parentNode.getNodes();

		boolean success = parentChildren.remove(node);
		if(!success){
			throw new IllegalArgumentException();
		} // End if

		if(node.hasNodes()){
			List<Node> children = node.getNodes();

			parentChildren.addAll(children);
		}
	}
}
 

import org.dmg.pmml.tree.Node; //导入方法依赖的package包/类
private void handleNodePop(Node node){
	String score = node.getScore();
	Predicate predicate = node.getPredicate();

	if(predicate instanceof True){
		Node parentNode = getParentNode();

		if(parentNode == null){
			return;
		}

		String parentScore = parentNode.getScore();
		if(parentScore != null){
			throw new IllegalArgumentException();
		}

		parentNode.setScore(score);

		List<Node> parentChildren = parentNode.getNodes();

		boolean success = parentChildren.remove(node);
		if(!success){
			throw new IllegalArgumentException();
		} // End if

		if(node.hasNodes()){
			List<Node> children = node.getNodes();

			parentChildren.addAll(children);
		}
	}
}
 

import org.dmg.pmml.tree.Node; //导入方法依赖的package包/类
static
private Iterator<Node> getChildren(Node node){
	Predicate predicate = node.getPredicate();

	if(!(predicate instanceof SimplePredicate)){
		return null;
	}

	SimplePredicate simplePredicate = (SimplePredicate)predicate;

	FieldName name = simplePredicate.getField();
	SimplePredicate.Operator operator = simplePredicate.getOperator();

	if(!(SimplePredicate.Operator.LESS_OR_EQUAL).equals(operator)){
		return null;
	} // End if

	if(node.hasNodes()){
		List<Node> children = node.getNodes();

		int endPos = 0;

		for(Node child : children){

			if(!checkPredicate(child, name, operator)){
				break;
			}

			endPos++;
		}

		if(endPos > 0){
			return (children.subList(0, endPos)).iterator();
		}

		return null;
	}

	return null;
}
 

import org.dmg.pmml.tree.Node; //导入方法依赖的package包/类
static
private boolean checkPredicate(Node node, FieldName name, SimplePredicate.Operator operator){
	Predicate predicate = node.getPredicate();

	if(predicate instanceof SimplePredicate){
		SimplePredicate simplePredicate = (SimplePredicate)predicate;

		return (simplePredicate.getField()).equals(name) && (simplePredicate.getOperator()).equals(operator);
	}

	return false;
}
 

import org.dmg.pmml.tree.Node; //导入方法依赖的package包/类
static
private Predicate transform(Predicate predicate){
	Node node = new Node()
		.setPredicate(predicate);

	PredicateTransformer transformer = new PredicateTransformer();
	transformer.applyTo(node);

	return node.getPredicate();
}
 

import org.dmg.pmml.tree.Node; //导入方法依赖的package包/类
private void handleNodePush(Node node){
	String id = node.getId();
	String score = node.getScore();

	if(id == null){
		throw new IllegalArgumentException();
	} // End if

	if(node.hasNodes()){
		List<Node> children = node.getNodes();

		if(children.size() != 2 || score != null){
			throw new IllegalArgumentException();
		}

		Node firstChild = children.get(0);
		Node secondChild = children.get(1);

		SimplePredicate firstPredicate = (SimplePredicate)firstChild.getPredicate();
		SimplePredicate secondPredicate = (SimplePredicate)secondChild.getPredicate();

		if(!(firstPredicate.getField()).equals(secondPredicate.getField()) || !(firstPredicate.getValue()).equals(secondPredicate.getValue())){
			throw new IllegalArgumentException();
		} // End if

		if((SimplePredicate.Operator.NOT_EQUAL).equals(firstPredicate.getOperator()) && (SimplePredicate.Operator.EQUAL).equals(secondPredicate.getOperator())){
			children.remove(0);
			children.add(1, firstChild);

			firstChild = children.get(0);
			secondChild = children.get(1);
		} else

		if((SimplePredicate.Operator.LESS_OR_EQUAL).equals(firstPredicate.getOperator()) && (SimplePredicate.Operator.GREATER_THAN).equals(secondPredicate.getOperator())){
			// Ignored
		} else

		{
			throw new IllegalArgumentException();
		}

		secondChild.setPredicate(new True());
	} else

	{
		if(score == null){
			throw new IllegalArgumentException();
		}
	}

	node.setId(null);
}
 

import org.dmg.pmml.tree.Node; //导入方法依赖的package包/类
private void handleNodePop(Node node){
	String score = node.getScore();
	Predicate predicate = node.getPredicate();

	if(predicate instanceof True){
		Node parentNode = getParentNode();

		if(parentNode == null){
			return;
		}

		List<Node> parentChildren = parentNode.getNodes();
		if(parentChildren.size() != 1){
			return;
		}

		boolean success = parentChildren.remove(node);
		if(!success){
			throw new IllegalArgumentException();
		}

		String parentScore = parentNode.getScore();
		if(parentScore != null){
			throw new IllegalArgumentException();
		}

		parentNode.setScore(score);

		if((MiningFunction.REGRESSION).equals(this.miningFunction)){
			// Ignored
		} else

		if((MiningFunction.CLASSIFICATION).equals(this.miningFunction)){
			Double recordCount = node.getRecordCount();
			List<ScoreDistribution> scoreDistributions = node.getScoreDistributions();

			Double parentRecordCount = parentNode.getRecordCount();
			if(parentRecordCount != null){
				throw new IllegalArgumentException();
			}

			parentNode.setRecordCount(recordCount);

			List<ScoreDistribution> parentScoreDistributions = parentNode.getScoreDistributions();
			if(parentScoreDistributions.size() != 0){
				throw new IllegalArgumentException();
			}

			parentScoreDistributions.addAll(scoreDistributions);
		} else

		{
			throw new IllegalArgumentException();
		}
	}
}