gvsig-scripting / trunk / org.gvsig.scripting / org.gvsig.scripting.lib / org.gvsig.scripting.lib.impl / src / main / java / org / gvsig / scripting / impl / DefaultScriptingHelpManager.java @ 181
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package org.gvsig.scripting.impl; |
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import java.io.BufferedReader; |
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import java.io.BufferedWriter; |
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import java.io.DataInputStream; |
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import java.io.File; |
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import java.io.FileInputStream; |
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import java.io.FileNotFoundException; |
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import java.io.FileReader; |
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import java.io.FileWriter; |
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import java.io.IOException; |
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import java.io.InputStreamReader; |
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import java.lang.reflect.Field; |
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import java.net.MalformedURLException; |
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import java.net.URL; |
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import java.net.URLClassLoader; |
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import java.util.ArrayList; |
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import java.util.Arrays; |
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import java.util.Hashtable; |
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import java.util.Iterator; |
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import java.util.List; |
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import java.util.Map; |
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import javax.help.HelpSet; |
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import javax.help.HelpSetException; |
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import org.gvsig.scripting.ScriptingHelpManager; |
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import org.gvsig.scripting.ScriptingManager; |
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import com.sun.java.help.search.Indexer; |
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public class DefaultScriptingHelpManager implements ScriptingHelpManager { |
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//private ScriptingManager manager;
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protected HelpSet helpSet;
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protected static Indexer indexer; |
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protected MethodList methodsList;
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protected String helpFolder; |
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public DefaultScriptingHelpManager(ScriptingManager manager){
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//this.manager=manager;
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this.methodsList = new MethodList(); |
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File f = new File(System.getProperty("user.home")+File.separator+"gvSIG"+File.separator+"help"); |
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if(!f.exists()){
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f.mkdir(); |
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} |
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this.helpFolder = f.getPath();
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this.initializeHelpSet();
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} |
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private void initializeHelpSet() { |
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HelpSet helpSet = null;
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File f = this.getFolder(); |
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if(!f.exists()){
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f.mkdir(); |
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} |
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ClassLoader loader = this.getClass().getClassLoader(); |
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URL resource = loader.getResource("org/gvsig/scripting/apihelp/api.hs"); |
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URL resource2 = loader.getResource("org/gvsig/scripting/apihelp/config.txt"); |
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if(resource2 != null){ |
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String[] args=new String[] {"-db",f.getPath()+File.separator+"ScriptingFramework Help"+File.separator+"JavaHelpSearch"}; |
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ClearStaticFieldsInJavaHelpIndexer(); |
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try {
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this.getIndexer().compile(args);
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} catch (Exception e) { |
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// TODO Auto-generated catch block
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e.printStackTrace(); |
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} |
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} |
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if( resource == null ) { |
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System.out.println("No he podido recuperar el recurso pedido."); |
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} |
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else{
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try {
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helpSet = new HelpSet(loader, resource);
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} catch (HelpSetException e) {
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e.printStackTrace(); |
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} |
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} |
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this.helpSet = helpSet;
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loadHelps(); |
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} |
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public void loadHelps(){ |
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// Recorrer directorio manager.getHelpFolder
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File f = this.getFolder(); |
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String[] helps = f.list(); |
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for(int i=0;i<helps.length;i++){ |
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URL helpUrl = getHelpUrl(helps[i]);
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if (helpUrl!=null){ |
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this.getHelpSet().add(this.loadHelp(helps[i], helpUrl)); |
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URL indexUrl=null; |
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try {
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indexUrl = (new File(this.getFolder().getPath() + File.separator + helps[i] + File.separator + "IdeHelpIndex.xml")).toURL(); |
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} catch (MalformedURLException e) { |
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// TODO Auto-generated catch block
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e.printStackTrace(); |
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} |
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if(indexUrl != null){ |
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this.methodsList.addMethods(indexUrl);
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} |
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} |
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} |
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} |
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/**
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* Repeated invokation of the javahelp indexer (possibly via multiple classloaders)
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* is causing trouble, residue from previous invokations seems to cause errors
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* this is a nasty workaround for the problem.
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* alternatively we could try invoking the indexer from a separate jvm i guess,
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* ut that's more work.
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**/
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public void ClearStaticFieldsInJavaHelpIndexer(){ |
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if (indexer==null){ |
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return ;
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} |
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try{
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Class clazz = Class.forName("com.sun.java.help.search.Indexer" ); |
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Field fld = clazz.getDeclaredField( "kitRegistry" ); |
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fld.setAccessible( true );
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Hashtable hash = (Hashtable) fld.get( null ); |
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hash.clear(); |
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clazz = Class.forName("com.sun.java.help.search.HTMLIndexerKit" ); |
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fld = clazz.getDeclaredField( "defaultParser" );
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fld.setAccessible( true );
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fld.set( null, null); |
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fld = clazz.getDeclaredField( "defaultCallback" );
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fld.setAccessible( true );
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fld.set( null, null); |
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}catch ( IllegalArgumentException ex ){ |
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// TODO Auto-generated catch block
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ex.printStackTrace(); |
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}catch ( IllegalAccessException ex ){ |
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// TODO Auto-generated catch block
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ex.printStackTrace(); |
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}catch ( NoSuchFieldException ex ){ |
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// TODO Auto-generated catch block
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ex.printStackTrace(); |
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}catch ( SecurityException ex ){ |
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// TODO Auto-generated catch block
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ex.printStackTrace(); |
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}catch ( ClassNotFoundException ex ){ |
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// TODO Auto-generated catch block
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ex.printStackTrace(); |
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} |
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} |
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public void reloadHelp(){ |
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this.helpSet=null; |
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this.initializeHelpSet();
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} |
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private URL getHelpUrl(String name){ |
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File f= new File(this.getFolder()+File.separator+name+File.separator+".config.file"); |
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if(f.exists()&&f.canRead()){
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FileReader fr;
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try {
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fr = new FileReader(f); |
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BufferedReader br = new BufferedReader (fr); |
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String line = br.readLine();
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br.close(); |
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return new URL(line); |
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} |
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catch (Exception e) { |
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e.printStackTrace(); |
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} |
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} |
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return null; |
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} |
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public boolean existsHelp(String name) { |
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return new File(this.getFolder()+File.separator+name).exists(); |
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} |
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public void removeHelp(String name) { |
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File f = new File(this.getFolder()+File.separator+name); |
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if(f.canWrite()){
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String[] subfiles = f.list(); |
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if(f.isDirectory() && subfiles.length>0){ |
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for(int i=0;i<subfiles.length;i++){ |
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removeHelp(name+File.separator+subfiles[i]);
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} |
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} |
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f.delete(); |
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} |
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} |
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private Indexer getIndexer() {
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if(indexer==null){ |
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indexer = new Indexer();
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} |
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return indexer;
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} |
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public List<ScriptingHelpMethod> getMethods() { |
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return this.methodsList; |
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} |
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public Map<String,ScriptingHelpMethod> findMethods(String text) { |
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return this.methodsList.findMethods(text); |
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} |
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public File getFolder() { |
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return new File(this.helpFolder); |
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} |
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public void setFolder(String newFolder) { |
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File f = new File(newFolder); |
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if(!f.exists()){
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f.mkdir(); |
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} |
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this.helpFolder = newFolder;
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} |
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public HelpSet getHelpSet(){
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if(this.helpSet == null) { |
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this.initializeHelpSet();
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} |
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return this.helpSet; |
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} |
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private ClassLoader getLoader(URL url){ |
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URL[] urls = new URL[2]; |
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urls[0] = url;
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try {
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urls[1]= this.getFolder().toURL(); |
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} catch (MalformedURLException e2){ |
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e2.printStackTrace(); |
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} |
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ClassLoader loader = new URLClassLoader(urls); |
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return loader;
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} |
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public HelpSet loadHelp(String name, URL url){ |
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ClassLoader loader = getLoader(url);
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URL packageUrl = loader.getResource(name + File.separator + "api.hs"); |
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if( packageUrl == null ) { |
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System.out.println("No he podido recuperar el recurso pedido."); |
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} |
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HelpSet hst = null;
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try {
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hst = new HelpSet(loader, packageUrl);
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} catch (HelpSetException e) {
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// TODO Auto-generated catch block
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e.printStackTrace(); |
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} |
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return hst;
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} |
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/**
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* Recorre las carpetas de {link #org.gvsig.scripting.ScriptingManager.getHelpFolder} y
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* va cargando en main las ayudas que allí se encuentren.
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*
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* @param main
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*/
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public void importHelp(String name, URL url) { |
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if(!existsHelp(name)){
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HelpSet importedHelpSet = null;
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ClassLoader loader = getLoader(url);
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String title = name;
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File target = new File(this.getFolder().getPath()+File.separator+name); |
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target.mkdir(); |
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File toc = null; |
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File api = null; |
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File hs = null; |
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File config = null; |
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File indexerConfig = null; |
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File index = null; |
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MethodList methodsIndex = new MethodList();
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URL packageListUrl = loader.getResource("package-list"); |
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toc = new File(target.getPath()+ File.separator + "toc.xml"); |
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api = new File(target.getPath()+ File.separator + "api.jhm"); |
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hs = new File(target.getPath()+ File.separator + "api.hs"); |
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config = new File(target.getPath()+ File.separator + ".config.file"); |
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indexerConfig = new File(target.getPath()+ File.separator + "config.txt"); |
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index = new File(target.getPath()+ File.separator + "IdeHelpIndex.xml"); |
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try {
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toc.createNewFile(); |
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api.createNewFile(); |
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hs.createNewFile(); |
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config.createNewFile(); |
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indexerConfig.createNewFile(); |
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index.createNewFile(); |
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} catch (IOException e) { |
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// TODO Auto-generated catch block
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e.printStackTrace(); |
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} |
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//Leemos el fichero
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FileInputStream fstream;
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DataInputStream in=null; |
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BufferedReader br = null; |
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try {
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fstream = new FileInputStream(packageListUrl.getFile()); |
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in = new DataInputStream(fstream); |
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br = new BufferedReader(new InputStreamReader(in)); |
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} catch (FileNotFoundException e1) { |
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// TODO Auto-generated catch block
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e1.printStackTrace(); |
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} |
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//Creamos los ficheros 'toc.xml' y 'api.jhm'
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FileWriter fstreamToc;
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BufferedWriter outToc;
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FileWriter fstreamApi;
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BufferedWriter outApi;
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FileWriter fstreamHs;
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BufferedWriter outHs;
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FileWriter fstreamConfig;
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BufferedWriter outConfig;
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FileWriter fstreamIndexerConfig;
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BufferedWriter outIndexerConfig;
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FileWriter fstreamIndex;
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BufferedWriter outIndex;
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//Leemos línea a línea el fichero 'package-list'
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String strLine;
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File lineFile;
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try {
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fstreamToc = new FileWriter(toc); |
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outToc = new BufferedWriter(fstreamToc); |
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fstreamApi = new FileWriter(api); |
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outApi = new BufferedWriter(fstreamApi); |
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fstreamHs = new FileWriter(hs); |
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outHs = new BufferedWriter(fstreamHs); |
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fstreamConfig = new FileWriter(config); |
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outConfig = new BufferedWriter(fstreamConfig); |
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fstreamIndexerConfig = new FileWriter(indexerConfig); |
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outIndexerConfig = new BufferedWriter(fstreamIndexerConfig); |
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fstreamIndex = new FileWriter(index); |
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outIndex = new BufferedWriter(fstreamIndex); |
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outToc.write("<!DOCTYPE toc\n" +
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" PUBLIC \"-//Sun Microsystems Inc.//DTD JavaHelp TOC Version 1.0//EN\"\n " +
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" \"http://java.sun.com/products/javahelp/toc_1_0.dtd\">\n\n" +
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"<toc version=\"1.0\">\n");
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outApi.write("<?xml version='1.0' encoding='ISO-8859-1' ?>\n" +
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"<!DOCTYPE map\n" +
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" PUBLIC \"-//Sun Microsystems Inc.//DTD JavaHelp Map Version 1.0//EN\"\n" +
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" \"http://java.sun.com/products/javahelp/map_1_0.dtd\">\n\n" +
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"<map version=\"1.0\">\n");
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outHs.write("<?xml version='1.0' encoding='ISO-8859-1' ?>\n" +
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"<!DOCTYPE helpset\n" +
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" PUBLIC \"-//Sun Microsystems Inc.//DTD JavaHelp HelpSet Version 1.0//EN\"\n" +
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" \"http://java.sun.com/products/javahelp/helpset_1_0.dtd\">\n\n" +
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"<?TestTarget this is data for the test target ?>\n\n" +
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"<helpset version=\"1.0\">\n\n" +
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" <!-- title -->\n" +
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" <title>"+ title +"</title>\n\n" + |
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" <!-- maps -->\n" +
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" <maps>\n"+
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" <homeID>main</homeID>\n" +
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" <mapref location=\"api.jhm\"/>\n" +
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" </maps>\n\n" +
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" <!-- views -->\n" +
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" <view>\n" +
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" <name>TOC</name>\n" +
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" <label>TOC</label>\n" +
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" <type>javax.help.TOCView</type>\n" +
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" <data>toc.xml</data>\n" +
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" </view>\n\n" +
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" <view>\n" +
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" <name>Index</name>\n" +
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" <label>Index</label>\n" +
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" <type>javax.help.IndexView</type>\n" +
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" <data>IdeHelpIndex.xml</data>\n" +
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" </view>\n" +
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" <view>\n" +
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" <name>Search</name>\n" +
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" <label>Search</label>\n" +
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" <type>javax.help.SearchView</type>\n" +
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" <data engine=\"com.sun.java.help.search.DefaultSearchEngine\">JavaHelpSearch</data>\n" +
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" </view>\n\n" +
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" <view>\n" +
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" <name>Favorites</name>\n" +
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" <label>Favoritos</label>\n" +
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" <type>javax.help.FavoritesView</type>\n" +
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" </view>\n\n" +
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" <presentation default=\"true\" displayviewimages=\"false\">\n" +
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" <name>main window</name>\n" +
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" <size width=\"700\" height=\"400\" />\n" +
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" <location x=\"200\" y=\"200\" />\n" +
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" <title>gvSIG - Ayuda en linea</title>\n" +
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" <image>toplevelfolder</image>\n" +
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" <toolbar>\n" +
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" <helpaction image=\"action.back\">javax.help.BackAction</helpaction>\n" +
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" <helpaction image=\"action.forward\">javax.help.ForwardAction</helpaction>\n" +
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" </toolbar>\n" +
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" </presentation>\n" +
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"</helpset>");
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outConfig.write(url.toString()); |
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outIndex.write("<?xml version='1.0' encoding='ISO−8859−1' ?>\n"+
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"<!DOCTYPE index \n\tPUBLIC \"-//Sun Microsystems Inc.//DTD JavaHelp Index Version 1.0//EN\"\n"+
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"\t\t\"http://java.sun.com/javase/technologies/desktop/javahelp/index_1_0.dtd\">\n"+
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"\n<index version=\"1.0\">\n");
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strLine = br.readLine(); |
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while (br!=null && strLine != null) { |
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outToc.write("\t<tocitem text=\""+strLine+"\">\n"); |
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String strLineDir = strLine.replace(".", File.separator); |
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lineFile = new File(url.getFile()+strLineDir); |
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if (lineFile.isDirectory() && lineFile.canRead()){
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String[] fileNames = lineFile.list(); |
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Arrays.sort(fileNames, String.CASE_INSENSITIVE_ORDER); |
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for (int i=0; i<fileNames.length; i++){ |
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if (fileNames[i].toLowerCase().endsWith(".html")){ |
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outToc.write("\t\t<tocitem text=\""+ fileNames[i].substring(0,fileNames[i].length()-5) +"\" target=\""+ strLine +"."+ fileNames[i] +"\"/>\n"); |
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outApi.write("\t\t<mapID target=\""+ strLine +"."+ fileNames[i] +"\" url=\""+ loader.getResource(strLineDir + File.separator+ fileNames[i]).getFile()+"\" />\n"); |
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outIndexerConfig.write("File "+ loader.getResource(strLineDir + File.separator+ fileNames[i]).getFile() +"\n"); |
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methodsIndex = getMethodsIndex(methodsIndex, fileNames[i], strLine +"."+ fileNames[i], loader.getResource(strLineDir + File.separator+ fileNames[i]).getFile()); |
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} |
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} |
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} |
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outToc.write("\t</tocitem>\n");
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strLine = br.readLine(); |
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} |
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Iterator it = methodsIndex.iterator();
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while(it.hasNext()){
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ScriptingHelpMethod mn = (ScriptingHelpMethod)it.next(); |
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outIndex.write("\t<indexitem text=\""+mn.getName()+"\" expand=\"false\">\n"); |
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Iterator<ScriptingHelpClass> itcn = mn.iterator();
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while(itcn.hasNext()){
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ScriptingHelpClass cn = itcn.next(); |
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outIndex.write("\t\t<indexitem text=\""+cn.getName()+"\" target=\""+cn.getUrl()+"\" />\n"); |
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} |
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outIndex.write("\t</indexitem>\n");
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} |
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|
| 474 |
outToc.write("</toc>\n");
|
| 475 |
outApi.write("</map>\n");
|
| 476 |
outIndex.write("</index>\n");
|
| 477 |
//Close the input stream
|
| 478 |
if(in!=null) |
| 479 |
in.close(); |
| 480 |
//Close the output stream
|
| 481 |
outToc.close(); |
| 482 |
outApi.close(); |
| 483 |
outHs.close(); |
| 484 |
outConfig.close(); |
| 485 |
outIndexerConfig.close(); |
| 486 |
outIndex.close(); |
| 487 |
|
| 488 |
|
| 489 |
String[] args=new String[] {"-c",indexerConfig.getPath(),"-db",target.getPath()+File.separator+"JavaHelpSearch"}; |
| 490 |
|
| 491 |
|
| 492 |
ClearStaticFieldsInJavaHelpIndexer(); |
| 493 |
try {
|
| 494 |
getIndexer().compile(args); |
| 495 |
} catch (Exception e) { |
| 496 |
// TODO Auto-generated catch block
|
| 497 |
e.printStackTrace(); |
| 498 |
} |
| 499 |
|
| 500 |
} catch (IOException e1) { |
| 501 |
// TODO Auto-generated catch block
|
| 502 |
e1.printStackTrace(); |
| 503 |
} |
| 504 |
|
| 505 |
importedHelpSet= loadHelp(name,url); |
| 506 |
if(importedHelpSet!=null){ |
| 507 |
this.getHelpSet().add(importedHelpSet);
|
| 508 |
} |
| 509 |
} |
| 510 |
} |
| 511 |
|
| 512 |
private MethodList getMethodsIndex(MethodList methodsIndex, String name, String target, String filePath){ |
| 513 |
File f = new File(filePath); |
| 514 |
if(f.exists()){
|
| 515 |
List<String> methods = getClassMethods(filePath); |
| 516 |
methodsIndex.add( name, target, methods); |
| 517 |
} |
| 518 |
return methodsIndex;
|
| 519 |
} |
| 520 |
|
| 521 |
|
| 522 |
private List<String> getClassMethods(String filePath){ |
| 523 |
|
| 524 |
String fileCode = null; |
| 525 |
|
| 526 |
List<String> l = new ArrayList<String>(); |
| 527 |
|
| 528 |
fileCode = DefaultScriptingManager.getStringFromFile(filePath); |
| 529 |
String s[] = fileCode.split("<H3>"); |
| 530 |
if(s.length>1){ |
| 531 |
for(int i=0;i<s.length;i++){ |
| 532 |
String x = s[i];
|
| 533 |
String[] aux = x.split("</H3>"); |
| 534 |
if(aux.length>1){ |
| 535 |
l.add(aux[0].trim());
|
| 536 |
} |
| 537 |
} |
| 538 |
} |
| 539 |
return l;
|
| 540 |
|
| 541 |
} |
| 542 |
|
| 543 |
public List<ScriptingHelpAPI> getAPI() { |
| 544 |
String[] files = this.getFolder().list(); |
| 545 |
List<ScriptingHelpAPI> apis = new ArrayList<ScriptingHelpAPI>(); |
| 546 |
|
| 547 |
for(int i=0;i<files.length;i++){ |
| 548 |
apis.add(new DefaultScriptingHelpAPI(files[i]));
|
| 549 |
} |
| 550 |
return apis;
|
| 551 |
} |
| 552 |
|
| 553 |
private static class DefaultScriptingHelpAPI implements ScriptingHelpAPI{ |
| 554 |
|
| 555 |
private String name; |
| 556 |
|
| 557 |
DefaultScriptingHelpAPI(String name){
|
| 558 |
this.name = name;
|
| 559 |
} |
| 560 |
public String getName() { |
| 561 |
return this.name; |
| 562 |
} |
| 563 |
|
| 564 |
} |
| 565 |
|
| 566 |
|
| 567 |
} |