Package org.apache.iotdb.db.mpp.common.schematree.visitor

Class SchemaTreeVisitor<R>

java.lang.Object

org.apache.iotdb.commons.schema.tree.AbstractTreeVisitor<N,R>

org.apache.iotdb.commons.schema.tree.AbstractTreeVisitorWithLimitOffset<SchemaNode,R>

org.apache.iotdb.db.mpp.common.schematree.visitor.SchemaTreeVisitor<R>

All Implemented Interfaces:

java.util.Iterator<R>

Direct Known Subclasses:

SchemaTreeDeviceVisitor, SchemaTreeMeasurementVisitor

public abstract class SchemaTreeVisitor<R>
extends org.apache.iotdb.commons.schema.tree.AbstractTreeVisitorWithLimitOffset<SchemaNode,R>

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.iotdb.commons.schema.tree.AbstractTreeVisitor

org.apache.iotdb.commons.schema.tree.AbstractTreeVisitor.AncestorStackEntry<N extends java.lang.Object>, org.apache.iotdb.commons.schema.tree.AbstractTreeVisitor.VisitorStackEntry<N extends java.lang.Object>

Field Summary

Fields inherited from class org.apache.iotdb.commons.schema.tree.AbstractTreeVisitorWithLimitOffset

count, curOffset, hasLimit, limit, offset

Fields inherited from class org.apache.iotdb.commons.schema.tree.AbstractTreeVisitor

ancestorStack, isPrefixMatch, lastMultiLevelWildcardIndexOfMatchedNode, nextMatchedNode, nodes, patternIndexOfMatchedNode, root, shouldVisitSubtree, visitorStack

Constructor Summary

Constructors

Constructor	Description
SchemaTreeVisitor(SchemaNode root, org.apache.iotdb.commons.path.PartialPath pathPattern, int limit, int offset, boolean isPrefixMatch)

Method Summary

Modifier and Type	Method	Description
java.util.List<R>	getAllResult()
protected SchemaNode	getChild(SchemaNode parent, java.lang.String childName)
protected java.util.Iterator<SchemaNode>	getChildrenIterator(SchemaNode parent)
protected boolean	isInternalNode(SchemaNode node)

Methods inherited from class org.apache.iotdb.commons.schema.tree.AbstractTreeVisitorWithLimitOffset

getNext, getNextOffset, hasNext, next, reset

Methods inherited from class org.apache.iotdb.commons.schema.tree.AbstractTreeVisitor

checkIsMatch, checkNameMatch, checkOneLevelWildcardMatch, generateFullPathNodes, generateResult, processFullMatchedNode, processInternalMatchedNode, pushAllChildren, pushSingleChild

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface java.util.Iterator

forEachRemaining, remove

Constructor Detail

SchemaTreeVisitor

public SchemaTreeVisitor(SchemaNode root,
                         org.apache.iotdb.commons.path.PartialPath pathPattern,
                         int limit,
                         int offset,
                         boolean isPrefixMatch)

Method Detail

getAllResult

public java.util.List<R> getAllResult()

isInternalNode

protected boolean isInternalNode(SchemaNode node)

Specified by:

isInternalNode in class org.apache.iotdb.commons.schema.tree.AbstractTreeVisitor<SchemaNode,R>

getChild

protected SchemaNode getChild(SchemaNode parent,
                              java.lang.String childName)

Specified by:

getChild in class org.apache.iotdb.commons.schema.tree.AbstractTreeVisitor<SchemaNode,R>

getChildrenIterator

protected java.util.Iterator<SchemaNode> getChildrenIterator(SchemaNode parent)

Specified by:

getChildrenIterator in class org.apache.iotdb.commons.schema.tree.AbstractTreeVisitor<SchemaNode,R>