Java中类的行
我有一个Java类,写在下面。我想知道它是正常大小的还是又大又大的,应该分成几部分:Java中类的行,java,oop,Java,Oop,我有一个Java类,写在下面。我想知道它是正常大小的还是又大又大的,应该分成几部分: import java.io.File; import java.io.IOException; import java.util.ArrayList; import java.util.List; import java.util.TreeMap; import java.util.logging.Level; import java.util.logging.Logger; import javax.xml
import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import java.util.TreeMap;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.xml.parsers.ParserConfigurationException;
import javax.xml.parsers.SAXParser;
import javax.xml.parsers.SAXParserFactory;
import org.xml.sax.SAXException;
public class AddressTree
{
private AddressNode structureRoot, userRoot;
private String xmlAddress;
public AddressTree(String XMLaddress)
{
this.xmlAddress = XMLaddress;
createEmptyTree();
startParsing();
}
private void startParsing()
{
AddressXMLParser handler = new AddressXMLParser(this);
try
{
SAXParser parser = SAXParserFactory.newInstance().newSAXParser();
File xml = new File(xmlAddress);
parser.parse(xml, handler);
ArrayList<AddressNode> rawNodes = createRawNodes(handler.getAddressStructure());
createTreeFromRawNodes(rawNodes, handler.getStartItem());
for (int i = 0; i < handler.getFinalItems().size(); i++)
{
getAddressNode(handler.getFinalItems().get(i), structureRoot).setIsFinal(true);
}
}
catch (StartAddressNodeNotFoundException ex)
{
Logger.getLogger(AddressTree.class.getName()).log(Level.SEVERE, null, ex);
}
catch (ParserConfigurationException ex)
{
}
catch (SAXException ex)
{
}
catch (IOException ex)
{
}
}
private void createEmptyTree()
{
structureRoot = new AddressNode("root", null);
userRoot = new AddressNode("root", null);
}
public void setValue(String nodeName, String value) throws AddressNodeNotFoundException
{
AddressNode node = getAddressNode(nodeName, userRoot);
if (node != null)
{
node.setNodeValue(value);
}
else
{
throw new AddressNodeNotFoundException();
}
}
public ArrayList<String> getCompleteAddress()
{
return null;
}
public boolean isAddressCompleted()
{
AddressNode iterator = userRoot;
while (iterator.getAllChilds().size() != 0)
{
iterator = iterator.getAllChilds().get(0);
}
if (getAddressNode(iterator.getNodeName(), structureRoot).isFinal())
{
return true;
}
else
{
return false;
}
}
public List<String> getSubAddressItems(String addressItem)
{
ArrayList<String> subAddressItems = new ArrayList<String>();
List<AddressNode> childNodes = getAddressNode(addressItem, structureRoot).getAllChilds();
for (int i = 0; i < childNodes.size(); i++)
{
subAddressItems.add(childNodes.get(i).getNodeName());
}
return subAddressItems;
}
private AddressNode getAddressNode(String nodeName, AddressNode root)
{
ArrayList<AddressNode> graphNodes = new ArrayList<AddressNode>();
ArrayList<AddressNode> passedNodes = new ArrayList<AddressNode>();
graphNodes.add(root);
while (graphNodes.size() != 0)
{
AddressNode cureNode = graphNodes.remove(0);
passedNodes.add(cureNode);
if (cureNode.getNodeName().equals(nodeName))
{
return cureNode;
}
else
{
for (int i = 0; i < cureNode.getAllChilds().size(); i++)
{
if (!passedNodes.contains(cureNode.getAllChilds().get(i)))
{
graphNodes.add(cureNode.getAllChilds().get(i));
}
}
}
}
return null;
}
private ArrayList<AddressNode> createRawNodes(TreeMap<String, ArrayList<String>> addressStructure)
{
int itemsSize = addressStructure.size();
ArrayList<AddressNode> tmpNodes = new ArrayList<AddressNode>();
ArrayList<AddressNode> finalNodes = new ArrayList<AddressNode>();
for (int i = 0; i < itemsSize; i++)
{
String curKey = addressStructure.firstKey();
ArrayList<String> curSubItems = addressStructure.remove(curKey);
AddressNode curNode = new AddressNode(curKey);
finalNodes.add(new AddressNode(curKey));
for (int j = 0; j < curSubItems.size(); j++)
{
curNode.addChlid(curSubItems.get(j));
}
tmpNodes.add(curNode);
}
for (int i = 0; i < finalNodes.size(); i++)
{
for (int j = 0; j < tmpNodes.get(i).getAllChilds().size(); j++)
{
AddressNode childNode = null;
boolean existNodeBefore = false;
for (int k = 0; k < finalNodes.size(); k++)
{
if (finalNodes.get(k).getNodeName().equals(tmpNodes.get(i).getAllChilds().get(j).getNodeName()))
{
childNode = finalNodes.get(k);
existNodeBefore = true;
}
}
if (!existNodeBefore)
{
finalNodes.get(i).addChlid(tmpNodes.get(i).getAllChilds().get(j).getNodeName());
}
else
{
finalNodes.get(i).addChildNode(childNode);
}
}
}
return finalNodes;
}
private void createTreeFromRawNodes(ArrayList<AddressNode> rawNodes, String rootName) throws StartAddressNodeNotFoundException
{
if (rootName == null)
{
throw new StartAddressNodeNotFoundException();
}
for (int i = 0; i < rawNodes.size(); i++)
{
if (rawNodes.get(i).getNodeName().equals(rootName))
{
structureRoot.addChildNode(rawNodes.get(i));
rawNodes.get(i).setParent(structureRoot);
}
}
}
public void addAddressItem(String itemName) throws AddressStructureAbusingException
{
AddressNode iterator = userRoot;
while (iterator.getAllChilds().size() > 0)
{
iterator = iterator.getAllChilds().get(0);
}
AddressNode fatherNode = getAddressNode(iterator.getNodeName(), structureRoot);
for (int i = 0; i < fatherNode.getAllChilds().size(); i++)
{
if (fatherNode.getAllChilds().get(i).getNodeName().equals(itemName))
{
iterator.addChlid(itemName);
return;
}
}
throw new AddressStructureAbusingException();
}
public void removeLastAddressItem() throws AddressNodeNotFoundException
{
if (userRoot.getAllChilds().size() > 0)
{
AddressNode iterator = userRoot;
while (iterator.getAllChilds().get(0).getAllChilds().size() > 0)
{
iterator = iterator.getAllChilds().get(0);
}
iterator.clearChilds();
}
else
{
throw new AddressNodeNotFoundException();
}
}
}
导入java.io.File;
导入java.io.IOException;
导入java.util.ArrayList;
导入java.util.List;
导入java.util.TreeMap;
导入java.util.logging.Level;
导入java.util.logging.Logger;
导入javax.xml.parsers.parserConfiguration异常;
导入javax.xml.parsers.SAXParser;
导入javax.xml.parsers.SAXParserFactory;
导入org.xml.sax.SAXException;
公共类地址树
{
私有地址节点结构根,用户根;
私有字符串地址;
公共地址树(字符串XMLaddress)
{
this.xmlAddress=xmlAddress;
createEmptyTree();
startParsing();
}
私有void startParsing()
{
AddressXMLParser处理程序=新的AddressXMLParser(此);
尝试
{
SAXParser parser=SAXParserFactory.newInstance().newSAXParser();
文件xml=新文件(xmlAddress);
parser.parse(xml,handler);
ArrayList rawNodes=createRawNodes(handler.getAddressStructure());
createTreeFromRawNodes(rawNodes,handler.getStartItem());
对于(int i=0;iif (foo) {
bar();
} else {
fum();
}