worldwind JAVA

/* Copyright (C) 2001, 2007 United States Government as represented by the Administrator of the National Aeronautics and Space Administration. All Rights Reserved. */ package gov.nasa.worldwind.servers.installers; import gov.nasa.worldwind.formats.rpf.*; import gov.nasa.worldwind.servers.tools.*; import org.w3c.dom.*; import javax.swing.*; import javax.swing.border.*; import javax.swing.filechooser.FileFilter; import javax.swing.tree.*; import javax.xml.parsers.*; import javax.xml.transform.*; import javax.xml.transform.dom.*; import javax.xml.transform.stream.*; import javax.xml.xpath.*; import java.awt.*; import java.awt.event.*; import java.io.*; import java.net.*; import java.util.*; import java.util.concurrent.atomic.*; /** * @author brownrigg * @version $Id: RPFInstaller.java 8674 2009-01-30 20:33:06Z garakl $ */ public class RPFInstaller extends javax.swing.JFrame { /** * Creates new form RPFInstaller */ public RPFInstaller() { initComponents(); } // // Verifies that a WMS is installed on this system where we expect it to be. // The convention for TerraRaptor is that it resides in the same directory as // this installer. // private void verifyWmsLocation() { try { URL myUrl = RPFInstaller.class.getClassLoader().getResource("WEB-INF"); this.wmsDir = null; if(null != myUrl) this.wmsDir = new File(myUrl.toURI()); else { // no luck, let's try default WMS locations String[] wms_install_dirs = { // check current directory new File(".").getCanonicalPath() + File.separator + "WEB-INF", // default install on Mac OS X "/Application/xampp/wms/WEB-INF", // default install on Linux "/opt/lampp/wms/WEB-INF", // default install on Windows "C:\\xampp\\wms\\WEB-INF" }; for(String path:wms_install_dirs) { File dir = new File(path); if(null != dir && dir.exists() && dir.isDirectory()) { this.wmsDir = dir; break; } } } if (this.wmsDir == null) throw new Exception("Could not locate WMS's WEB-INF directory"); this.wmsConfigFile = new File(wmsDir.getAbsolutePath() + File.separator + "config.xml"); if (!this.wmsConfigFile.exists()) throw new Exception("Could not find WMS's config.xml as expected"); if (!wmsConfigFile.canWrite()) throw new Exception( "WMS installation found; user does not have privileges to modify its configuration"); loadWMSConfigDoc(); showWMSLayers(); } catch (Exception ex) { JOptionPane.showMessageDialog(this, ex.getMessage(), "WMS Probe Error", JOptionPane.ERROR_MESSAGE); System.exit(1); } } // // Loads the WMS's config.xml file into an XML Document. // private void loadWMSConfigDoc() throws Exception { DocumentBuilderFactory docfac = DocumentBuilderFactory.newInstance(); DocumentBuilder builder = docfac.newDocumentBuilder(); this.wmsConfigDoc = builder.parse(wmsConfigFile); } private void showWMSLayers() { try { numWmsGroups = 0; numWmsLayers = 0; groupNames.removeAllElements(); DefaultMutableTreeNode treeRoot = new DefaultMutableTreeNode(); XPathFactory xpfac = XPathFactory.newInstance(); XPath xpath = xpfac.newXPath(); Node rootNode = (Node) xpath.evaluate(WMSROOT, wmsConfigDoc, XPathConstants.NODE); NodeList nlist = (NodeList) xpath.evaluate(MAPSOURCE, rootNode, XPathConstants.NODESET); populateWmsTree(xpath, nlist, treeRoot); wmsLayersTree = new JTree(treeRoot); wmsLayersTree.setRootVisible(false); wmsLayersTree.setShowsRootHandles(true); wmsLayersTree.getSelectionModel().setSelectionMode(TreeSelectionModel.SINGLE_TREE_SELECTION); DefaultTreeCellRenderer renderer = new DefaultTreeCellRenderer(); renderer.setOpenIcon(null); renderer.setLeafIcon(null); wmsLayersTree.setCellRenderer(renderer); preExpandWmsTree(new TreePath(treeRoot)); wmsLayersPanel.getViewport().setView(wmsLayersTree); wmsLayersPanel.validate(); // fix up the JLabels... numWmsGroupsLbl.setText(Integer.toString(numWmsGroups)); numWmsLayersLbl.setText(Integer.toString(numWmsLayers)); // update the Group-combobox to reflect available groupnames... updateGroupsCombobox(); } catch (Exception ex) { //?????????? } } private void populateWmsTree(XPath xpath, NodeList nlist, DefaultMutableTreeNode treeBranch) throws Exception { for (int i = 0; i < nlist.getLength(); i++) { Node docNode = nlist.item(i); WmsLayerNode wmsLayer = new WmsLayerNode(); wmsLayer.node = docNode; DefaultMutableTreeNode treeNode = new DefaultMutableTreeNode(wmsLayer); String label = xpath.evaluate(MAPSOURCE_NAME, docNode); if ("".equals(label)) { label = xpath.evaluate(MAPSOURCE_TITLE, docNode); ++numWmsGroups; groupNames.add(label); wmsLayer.isLeaf = false; } else { ++numWmsLayers; wmsLayer.isLeaf = true; } wmsLayer.text = label; treeBranch.add(treeNode); // walk any children... NodeList childList = (NodeList) xpath.evaluate(MAPSOURCE, docNode, XPathConstants.NODESET); populateWmsTree(xpath, childList, treeNode); } } private void preExpandWmsTree(TreePath p) { wmsLayersTree.expandPath(p); DefaultMutableTreeNode currNode = (DefaultMutableTreeNode) p.getLastPathComponent(); int numChildren = currNode.getChildCount(); for (int i = 0; i < numChildren; i++) { TreePath newPath = p.pathByAddingChild(currNode.getChildAt(i)); preExpandWmsTree(newPath); } } private void updateGroupsCombobox() { DefaultComboBoxModel model = new DefaultComboBoxModel(); model.addElement(COMBO_PROMPT); Iterator<String> iter = groupNames.iterator(); while (iter.hasNext()) { model.addElement(iter.next()); } groupsCombo.setModel(model); } private void testRpfRoot(File rootDir) { this.rpfSeries = new HashSet<Object>(10); final RPFCrawler crawler = new RPFCrawler(); final File rpfDirTmp = rootDir; // quick&dirty make a progress dialog... final JDialog progress = new JDialog(this, "RPF Scan", true); JPanel dialogPanel = new JPanel(); dialogPanel.setLayout(new BorderLayout()); JPanel p = new JPanel(); p.setLayout(new BoxLayout(p, BoxLayout.Y_AXIS)); p.setBorder(BorderFactory.createCompoundBorder( BorderFactory.createBevelBorder(BevelBorder.LOWERED), BorderFactory.createEmptyBorder(5, 5, 5, 5))); JLabel l = new JLabel("Searching for RPF files"); l.setAlignmentX(Component.CENTER_ALIGNMENT); p.add(l); p.add(Box.createRigidArea(new Dimension(0, 10))); JProgressBar progressBar = new JProgressBar(JProgressBar.HORIZ