Java读取ArcGIS切片包数据

package ArcGISServer; import org.w3c.dom.Document; import org.w3c.dom.Node; import org.w3c.dom.NodeList; import org.xml.sax.InputSource; import org.xml.sax.SAXException; import javax.xml.parsers.DocumentBuilder; import javax.xml.parsers.DocumentBuilderFactory; import javax.xml.parsers.ParserConfigurationException; import java.io.*; import java.text.DecimalFormat; import java.util.ArrayList; import java.util.Enumeration; import java.util.zip.ZipEntry; import java.util.zip.ZipException; import java.util.zip.ZipFile; public class CArcGISTilePackage extends CArcGISPackageConstnt { protected String m_sErrorMsg = "OK"; protected String m_sPackagePath; protected CArcGISPackageMetaData m_aArcGISPackageMetaData = new CArcGISPackageMetaData(); protected CConfFile m_CONF; public static void main(String[] args) { DecimalFormat df = new DecimalFormat("#.00"); String aPackFileName = "D:\\ArcGISTilesData\\3fjTMdataRename.zip"; CArcGISTilePackage aArcGISTilePackage =new CArcGISTilePackage(); boolean bOK = aArcGISTilePackage.Open(aPackFileName); if(!bOK) { String sMsg = aArcGISTilePackage.GetErrorMsg(); System.out.println(sMsg); } CArcGISPackageMetaData arcGISPackageMetaData = aArcGISTilePackage.GetPackageMetaData(); if(null == arcGISPackageMetaData) { String sMsg = aArcGISTilePackage.GetErrorMsg(); System.out.println(sMsg); } int nTotalLevel = arcGISPackageMetaData.GetLevelCount(); for(int i = 0 ;i < nTotalLevel;i++ ) { CLevelData levelData = arcGISPackageMetaData.GetLevelData(i); System.out.println("级别：" + i); System.out.print("起始行列号："); System.out.print(levelData.m_nLevelRowColExtent.m_nStartRow + " -- " + levelData.m_nLevelRowColExtent.m_nEndRow); System.out.print(" "); System.out.println(levelData.m_nLevelRowColExtent.m_nStartCol + " -- " + levelData.m_nLevelRowColExtent.m_nEndCol); System.out.print("级别的坐标范围："); System.out.print(df.format(levelData.m_dLevelCoordinateExtent.m_dMinX) + " -- " + df.format(levelData.m_dLevelCoordinateExtent.m_dMaxX)); System.out.print(" "); System.out.println(df.format(levelData.m_dLevelCoordinateExtent.m_dMinY) + " -- " + df.format(levelData.m_dLevelCoordinateExtent.m_dMaxY)); int a = (int)Math.floor(107648 / Math.pow(2, 18-i)); int b = (int)Math.floor(213376 / Math.pow(2, 18-i)); System.out.println("输入的行列号:" + a + " " + b); CCoordinateExtent tileExtent = levelData.GetTileExtent(a, b); System.out.print("切片坐标范围："); System.out.print(df.format(tileExtent.m_dMinX) + " -- " + df.format(tileExtent.m_dMaxX)); System.out.print(" "); System.out.println(df.format(tileExtent.m_dMinY) + " -- " + df.format(tileExtent.m_dMaxY)); levelData.GetTileData((tileExtent.m_dMinX + tileExtent.m_dMaxX) / 2 , (tileExtent.m_dMinY + tileExtent.m_dMaxY) / 2); System.out.println(); } System.exit(0); } public String GetErrorMsg(){return m_sErrorMsg;} boolean Open(String packagePath) { boolean bStatus = true; m_sPackagePath = packagePath; try { File file = new File(m_sPackagePath); if (!file.exists()) throw new Exception("FILE NO EXIST"); ZipFile zf = new ZipFile(file); bStatus = ReadConfigeFileName(zf); if (!bStatus) return bStatus; bStatus = ReadPackageMetaData(zf); } catch (ParserConfigurationException e) { bStatus = false; m_sErrorMsg = e.toString(); e.printStackTrace(); } catch (SAXException e) { bStatus = false; m_sErrorMsg = e.toString(); e.printStackTrace(); } catch (ZipException e) { bStatus = false; m_sErrorMsg = e.toString(); e.printStackTrace(); } catch (IOException e) { bStatus = false; m_sErrorMsg = e.toString(); e.printStackTrace(); } catch(Exception e) { bStatus = false; m_sErrorMsg = e.toString(); e.printStackTrace(); } return bStatus; } protected boolean ReadConfigeFileName(ZipFile zf) throws Exception { boolean bStatus = true; m_CONF = new CConfFile(); InputStream inputStream; Enumeration entries = zf.entries(); String confFileEntry = ""; while (entries.hasMoreElements()){ Object ele = entries.nextElement(); if(ele.toString().contains("conf.xml")){ confFileEntry = ele.toString(); break; } } ZipEntry ze = zf.getEntry(confFileEntry); inputStream = zf.getInputStream(ze); BufferedReader bufferedReader = new BufferedReader( new InputStreamReader(inputStream)); InputSource inputSource = new InputSource(bufferedReader); DocumentBuilder db; Document document; DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance(); db = dbf.newDocumentBuilder(); document = db.parse(inputSource); //遍历TileCacheInfo,获取切片包的行列号 NodeList TileCacheInfoList = document.getElementsByTagName("TileCacheInfo"); for (int i=0; i<TileCacheInfoList.getLength(); i++){ Node TileCacheInfo = TileCacheInfoList.item(i); NodeList Ranks = TileCacheInfo.getChildNodes(); for (int j=0; j<Ranks.getLength(); j++) { if (Ranks.item(j).getNodeType() == Node.ELEMENT_NODE) { if (Ranks.item(j).getNodeName().equals("TileRows")) m_CONF.nTileRows = Integer.parseInt(Ranks.item(j).getFirstChild().getNodeValue()); else if (Ranks.item(j).getNodeName().equals("TileCols")) m_CONF.nTileCols = Integer.parseInt(Ranks.item(j).getFirstChild().getNodeValue()); if (m_CONF.nTileRows != 0 && m_CONF.nTileCols != 0) break; } } } //遍历TileOrigin,获取原点坐标 NodeList TileOriginList = document.getElementsByTagName("TileOrigin"); for (int i = 0; i < TileOriginList.getLength(); i++) { Node TileOrigin = TileOriginList.item(i); NodeList Origins = TileOrigin.getChildNodes(); for (int j = 0; j < Origins.getLength(); j++) { if (Origins.item(j).getNodeType() == Node.ELEMENT_NODE) { if (Origins.item(j).getNodeName().equals("X")) m_CONF.dOriginX = Double.parseDouble(Origins.item(j).getFirstChild().getNodeValue()); if (Origins.item(j).getNodeName().equals("Y")) m_CONF.dOriginY = Double.parseDouble(Origins.item(j).getFirstChild().getNodeValue()); if (m_CONF.dOriginX != 0 && m_CONF.dOriginY != 0)break; } } } //遍历LODInfo子节点,获取每个level对应的Resolution double Resolution = 0.0; NodeList LODInfoList = document.getElementsByTagName("LODInfo"); for (int i = 0; i < LODInfoList.getLength(); i++) { Node LODInfo = LODInfoList.item(i); NodeList LODs = LODInfo.getChildNodes(); for (int j = 0; j < LODs.getLength(); j++) { if (LODs.item(j).getNodeType() == Node.ELEMENT_NODE && LODs.item(j).getNodeName().equals("Resolution"))