From 7b3372525a42997ef9d169969cbe7b0f3196a9c4 Mon Sep 17 00:00:00 2001
From: ulrich <undisclosed>
Date: Tue, 21 Mar 2017 09:58:38 +0000
Subject: [PATCH] Build app

---
 src/java/de/uhilger/filecms/api/CompileService.java |  289 +++++++++++++++++++++++++++++++++++----------------------
 1 files changed, 177 insertions(+), 112 deletions(-)

diff --git a/src/java/de/uhilger/filecms/api/CompileService.java b/src/java/de/uhilger/filecms/api/CompileService.java
index 21f3464..dc914c2 100644
--- a/src/java/de/uhilger/filecms/api/CompileService.java
+++ b/src/java/de/uhilger/filecms/api/CompileService.java
@@ -17,42 +17,150 @@
 */
 package de.uhilger.filecms.api;
 
-import static de.uhilger.filecms.api.FileMgr.HOME_DIR_NAME;
-import static de.uhilger.filecms.api.FileMgr.HOME_DIR_PATH;
-import static de.uhilger.filecms.api.FileMgr.PUB_DIR_NAME;
-import static de.uhilger.filecms.api.FileMgr.PUB_DIR_PATH;
 import de.uhilger.filecms.data.CompilerIssue;
-import de.uhilger.filecms.data.FileRef;
-import de.uhilger.filecms.web.Initialiser;
-import de.uhilger.transit.web.RequestKontext;
-import de.uhilger.transit.web.WebKontext;
 import java.io.File;
+import java.io.FileFilter;
 import java.io.IOException;
-import java.security.Principal;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Iterator;
 import java.util.List;
 import java.util.Locale;
+import java.util.logging.Level;
 import java.util.logging.Logger;
-import javax.servlet.ServletContext;
-import javax.servlet.http.HttpServletRequest;
 import javax.tools.Diagnostic;
 import javax.tools.DiagnosticCollector;
 import javax.tools.JavaCompiler;
 import javax.tools.JavaFileObject;
 import javax.tools.StandardJavaFileManager;
 import javax.tools.ToolProvider;
+import org.apache.commons.io.FileUtils;
 
 /**
  *
  */
-public class CompileService implements RequestKontext, WebKontext {
+public class CompileService extends Api {
   
   private static final Logger logger = Logger.getLogger(CompileService.class.getName());
   
-  private ServletContext ctx;
-  private HttpServletRequest request;
+  /**
+   * Annahme: relPath zeigt auf einen Ordner, in dem ein build-Ordner die 
+   * fertigen Klassen und ein web-Ordner die Struktur mit WEB-INF 
+   * enthaelt.
+   * 
+   * @param relPath  der relative Pfad, der auf den App-Ordner verweist
+   * @return 
+   */
+  public String buildApp(String relPath) {
+    String result = "ok";
+    try {
+      File targetDir = getTargetDir(relPath); // App-Ordner
+      File classesDir = new File(targetDir, "web/WEB-INF/classes");
+      if(classesDir.exists()) {
+        FileUtils.deleteDirectory(classesDir);
+      }
+      classesDir.mkdirs();
+      File buildDir = new File(targetDir, "build/");
+      File[] files = buildDir.listFiles();
+      for(int i = 0; i < files.length; i++) {
+        if(files[i].isDirectory()) {
+          FileUtils.copyDirectoryToDirectory(files[i], classesDir);
+        } else {
+          FileUtils.copyFileToDirectory(files[i], classesDir);   
+        }
+      }
+    } catch(Exception ex) {
+      logger.log(Level.SEVERE, ex.getLocalizedMessage(), ex);
+    }
+    return result;
+  }
+    
+  public List<CompilerIssue> compileAll(String relPath) {
+    logger.fine(relPath);
+    List<CompilerIssue> compilerIssues = new ArrayList();
+    try {
+      File targetDir = getTargetDir(relPath);
+      ArrayList<File> files = new ArrayList();
+      collectFiles(files, targetDir, new JavaFileFilter());
+      JavaCompiler compiler = ToolProvider.getSystemJavaCompiler();
+      DiagnosticCollector<JavaFileObject> diagnostics = new DiagnosticCollector();
+      StandardJavaFileManager fileManager = compiler.getStandardFileManager(diagnostics, null, null);
+      Iterable<? extends JavaFileObject> compilationUnits = fileManager.getJavaFileObjectsFromFiles(files);
+      
+      
+      final Iterable<String> options = buildOptions(targetDir);
+      
+      compiler.getTask(null, null, diagnostics, options, null, compilationUnits).call();
+      fileManager.close();
+      collectResults(diagnostics, compilerIssues, relPath);
+    } catch(Exception ex) {
+      logger.log(Level.SEVERE, ex.getLocalizedMessage(), ex);
+    }
+    return compilerIssues;
+  }
+  
+  private void collectResults(DiagnosticCollector<JavaFileObject> diagnostics, List<CompilerIssue> compilerIssues, String relPath) {
+    List compileResults = diagnostics.getDiagnostics();
+    Iterator i = compileResults.iterator();
+    while (i.hasNext()) {
+      Object o = i.next();
+      Diagnostic<? extends JavaFileObject> err;
+      if (o instanceof Diagnostic) {
+        err = (Diagnostic) o;
+        CompilerIssue issue = new CompilerIssue();
+        issue.setKind(err.getKind().name());
+        issue.setLineNumber(err.getLineNumber());
+        issue.setMessage(err.getMessage(Locale.GERMANY));
+        
+        String srcName = err.getSource().getName().replace("\\", "/");
+        String cleanRelPath = relPath.replace(HOME_DIR_NAME + "/", "").replace(PUB_DIR_NAME + "/", "");
+        int pos = srcName.indexOf(cleanRelPath);
+        String className = srcName.substring(pos + cleanRelPath.length());
+        issue.setSourceName(className.replace("/", ".").substring(1));
+        //issue.setSourceName(srcName + "\r\n" + relPath);
+        compilerIssues.add(issue);
+      }
+    }
+  }
+  
+  private void collectFiles(ArrayList<File> files, File dir, FileFilter filter) {
+    File[] dirFiles = dir.listFiles(filter);
+    for(int i = 0; i < dirFiles.length; i++) {
+      if(dirFiles[i].isDirectory()) {
+        logger.fine("drill down to " + dirFiles[i].getAbsolutePath());
+        collectFiles(files, dirFiles[i], filter);
+      } else {
+        logger.fine("add " + dirFiles[i].getAbsolutePath());
+        files.add(dirFiles[i]);
+      }
+    }
+  }
+  
+  public class JavaFileFilter implements FileFilter {
+
+    @Override
+    public boolean accept(File pathname) {
+      boolean doAccept = false;
+      if(pathname.getName().endsWith(".java") || pathname.isDirectory()) {
+        doAccept = true;
+      }
+      return doAccept;
+    }
+  
+  }
+  
+  public class JarFileFilter implements FileFilter {
+
+    @Override
+    public boolean accept(File pathname) {
+      boolean doAccept = false;
+      if(pathname.getName().endsWith(".jar")) {
+        doAccept = true;
+      }
+      return doAccept;
+    }
+  
+  }
   
   /**
    * 
@@ -63,13 +171,8 @@
    * @throws IOException 
    */
   public List<CompilerIssue> compile(String relPath, List fileNames, String mode) throws IOException {
-    //Files[] files1 = ... ; // input for first compilation task
-    //Files[] files2 = ... ; // input for second compilation task
-    
     File targetDir = getTargetDir(relPath);
-    //System.out.println(targetDir.getAbsolutePath());
     ArrayList<File> files = new ArrayList();
-    
     for(int i=0; i < fileNames.size(); i++) {
       Object o = fileNames.get(i);
       if(o instanceof ArrayList) {
@@ -80,111 +183,73 @@
         files.add(targetFile);
       }
     }
-
     JavaCompiler compiler = ToolProvider.getSystemJavaCompiler();
     DiagnosticCollector<JavaFileObject> diagnostics = new DiagnosticCollector();
     StandardJavaFileManager fileManager = compiler.getStandardFileManager(diagnostics, null, null);
-
-    Iterable<? extends JavaFileObject> compilationUnits1 = fileManager.getJavaFileObjectsFromFiles(files);
-    
-    
-    
-    if( mode.equals("1")) {
-      final Iterable<String> options = Arrays.asList(new String[]{"-Xlint",
-              /*"-cp", project.getClassPath(),*/
-              "-d", targetDir.getAbsolutePath()
-              });
-      compiler.getTask(null, fileManager, diagnostics, options, null, compilationUnits1).call();
-    } else {
-      compiler.getTask(null, null, diagnostics, null, null, compilationUnits1).call();
-    }     
-    
-    //compiler.getTask(null, fileManager, diagnostics, null, null, compilationUnits1).call();
-
-    /*
-    Iterable<? extends JavaFileObject> compilationUnits2
-            = fileManager.getJavaFileObjects(files2); // use alternative method
-    // reuse the same file manager to allow caching of jar files
-    compiler.getTask(null, fileManager, null, null, null, compilationUnits2).call();
-    */
+    Iterable<? extends JavaFileObject> compilationUnits1 = fileManager.getJavaFileObjectsFromFiles(files);    
+    final Iterable<String> options = buildOptions(targetDir);
+    compiler.getTask(null, fileManager, diagnostics, options, null, compilationUnits1).call();
     fileManager.close();
-
-    List compileResults = diagnostics.getDiagnostics();
     List<CompilerIssue> compilerIssues = new ArrayList();
-    Iterator i = compileResults.iterator();
-    while(i.hasNext()) {
-      Object o = i.next();
-      Diagnostic<? extends JavaFileObject> err;
-      if(o instanceof Diagnostic) {
-        err = (Diagnostic) o;
-        CompilerIssue issue = new CompilerIssue();
-        issue.setKind(err.getKind().name());
-        issue.setLineNumber(err.getLineNumber());
-        issue.setMessage(err.getMessage(Locale.GERMANY));
-        issue.setSoureName(err.getSource().getName());
-        compilerIssues.add(issue);
-      }
-    }
+    collectResults(diagnostics, compilerIssues, relPath);
     return compilerIssues;
   }
-  
-  private File getTargetDir(String relPath) {
-    logger.fine(relPath);
-    String targetPath = null;
-    if(relPath.startsWith(PUB_DIR_NAME)) {
-      targetPath = PUB_DIR_PATH + getUserName() + relPath.substring(PUB_DIR_NAME.length());
-    } else if(relPath.startsWith(HOME_DIR_NAME)) {
-      targetPath = HOME_DIR_PATH + getUserName() + relPath.substring(HOME_DIR_NAME.length());
-    } else {
-      // kann eigentlich nicht sein..
+
+  private final Iterable<String> buildOptions(File targetDir) {
+      String cbase = getCatalinaBase();
+      File lib = new File(cbase, "lib");
+      String cp = "";
+      cp = buildCPFromDir(cp, lib);
+      logger.fine(lib.getAbsolutePath());
+      logger.fine(cp);
+      /*
+        wegen dieser Funktion MUSS alles in 'src' liegen
+      */
+      File srcDir = targetDir;
+      while(!srcDir.getName().endsWith("src")) {        
+        srcDir = srcDir.getParentFile();
+      }
+      File appDir = srcDir.getParentFile();
+      File appLibDir = new File(appDir, "web/WEB-INF/lib");
+      cp = buildCPFromDir(cp, appLibDir);
+      logger.fine(cp);
+      /*
+        ausgehend von src eins hoeher, dann nach build
+      */
+      File buildDir = new File(appDir, "build");
+      final Iterable<String> options = Arrays.asList(new String[]{"-Xlint",
+                    "-cp", cp,
+                    "-d", buildDir.getAbsolutePath()
+                    });      
+      try {
+        FileUtils.deleteDirectory(buildDir);
+        buildDir.mkdir();
+      } catch (IOException ex) {
+        logger.log(Level.SEVERE, ex.getLocalizedMessage(), ex);
+      }
+      return options;
+  }
+  /*
+  -classpath $JLIB/jettison-1.3.3.jar:$JLIB/xstream-1.4.7.jar
+  */
+  private String buildCPFromDir(String cp, File dir) {
+    StringBuffer buf = new StringBuffer(cp);
+    File[] files = dir.listFiles(new JarFileFilter());
+    for(int i = 0; i < files.length; i++) {
+      if(buf.length() > 0) {
+        buf.append(File.pathSeparatorChar);
+      }
+      //buf.append("\"");
+      buf.append(files[i].getAbsolutePath());
+      //buf.append("\"");
     }
-    logger.fine(targetPath);
-    File targetDir = new File(getBase().getAbsolutePath(), targetPath);
-    return targetDir;
-  }
-  
-  private FileRef getBase() {
-    FileRef base = null;
-    Object o = getServletContext().getAttribute(Initialiser.FILE_BASE);
-    if(o instanceof String) {
-      String baseStr = (String) o;
-      logger.fine(baseStr);
-      File file = new File(baseStr);
-      base = new FileRef(file.getAbsolutePath(), file.isDirectory());
-    }
-    return base;
-  }
-  private String getUserName() {
-    String userName = null;
-    Object p = getRequest().getUserPrincipal();
-    if(p instanceof Principal) {
-      userName = ((Principal) p).getName();
-    }
-    return userName;
-  }    
-
-  @Override
-  public HttpServletRequest getRequest() {
-    return request;
-  }
-
-  @Override
-  public void setRequest(HttpServletRequest r) {
-    this.request = r;
-  }
-
-  @Override
-  public ServletContext getServletContext() {
-    return ctx;
-  }
-
-  @Override
-  public void setServletContext(ServletContext servletContext) {
-    this.ctx = servletContext;
+    
+    return buf.toString();
   }
 }
 
 
+
 /*
 
  Beispeil fuer einen dynamischen Compiler-Aufruf

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