From 6851a8efe0544cb6d17f19a7d05a225400ccf0bb Mon Sep 17 00:00:00 2001
From: fotis <fotis@unknown>
Date: Tue, 14 Mar 2000 09:43:09 +0000
Subject: [PATCH] new fop examples and tests

git-svn-id: https://svn.apache.org/repos/asf/xmlgraphics/fop/trunk@193299 13f79535-47bb-0310-9956-ffa450edef68
---
 docs/examples/build.xml    |  95 +++++++++
 docs/examples/list.fo      | 135 -------------
 docs/examples/list.pdf     | 282 ---------------------------
 docs/examples/normal.fo    | 128 ------------
 docs/examples/normal.pdf   | 386 -------------------------------------
 docs/examples/results.html |  12 ++
 docs/examples/runtests.bat |  26 +++
 docs/examples/table.fo     | 137 -------------
 docs/examples/table.pdf    | 203 -------------------
 lib/Compare.class          | Bin 0 -> 5086 bytes
 lib/Compare.java           | 146 ++++++++++++++
 lib/Fop.class              | Bin 0 -> 4214 bytes
 lib/Fop.java               | 122 ++++++++++++
 lib/Xslt.class             | Bin 2614 -> 3929 bytes
 lib/Xslt.java              | 350 ++++++++++++++++++++-------------
 15 files changed, 615 insertions(+), 1407 deletions(-)
 create mode 100644 docs/examples/build.xml
 delete mode 100644 docs/examples/list.fo
 delete mode 100644 docs/examples/list.pdf
 delete mode 100644 docs/examples/normal.fo
 delete mode 100644 docs/examples/normal.pdf
 create mode 100644 docs/examples/results.html
 create mode 100755 docs/examples/runtests.bat
 delete mode 100644 docs/examples/table.fo
 delete mode 100644 docs/examples/table.pdf
 create mode 100644 lib/Compare.class
 create mode 100644 lib/Compare.java
 create mode 100644 lib/Fop.class
 create mode 100644 lib/Fop.java

diff --git a/docs/examples/build.xml b/docs/examples/build.xml
new file mode 100644
index 000000000..85e3007a9
--- /dev/null
+++ b/docs/examples/build.xml
@@ -0,0 +1,95 @@
+<?xml version="1.0"?>
+
+<!-- =========================================================================== -->
+
+<project default="runtest" basedir=".">
+
+  <!-- =================================================================== -->
+  <!-- Initialization target                                               -->
+  <!-- =================================================================== -->
+  <target name="init">
+    <tstamp/>
+    <mkdir dir="tests"/>
+    <property name="referenceDir" value="reference"/>
+    <property name="testDir" value="tests"/>
+    <property name="foDir" value="fo"/>
+    <taskdef name="fop" classname="Fop"/>
+    <taskdef name="compare" classname="Compare"/>
+
+
+  </target>
+
+  <!-- =================================================================== -->
+  <!-- Help on usage                                                       -->
+  <!-- =================================================================== -->
+  <target name="usage">
+    <echo message=""/>
+    <echo message=""/>
+    <echo message="USAGE of runtests"/>
+    <echo message="-------------------------------------------------------------"/>
+    <echo message=""/>
+    <echo message=" available targets are:"/>
+    <echo message=""/>
+    <echo message="   compare  --> generates new pdf test files and compares them to reference files (default)"/>
+    <echo message="   reference --> generates new reference pdf files"/>
+    <echo message=" See the comments inside the build.xml file for more details."/>
+    <echo message="-------------------------------------------------------------"/>
+    <echo message=""/>
+    <echo message=""/>
+  </target>
+
+  <!-- =================================================================== -->
+  <!-- Produces new test pdf files                                         -->
+  <!-- =================================================================== -->
+  <target name="creating new test pdf files" depends="init">
+    <fop fofile="${foDir}/normal.fo" pdffile="${testDir}/normal.pdf"/>
+    <fop fofile="${foDir}/table.fo"  pdffile="${testDir}/table.pdf"/>
+    <fop fofile="${foDir}/list.fo"   pdffile="${testDir}/list.pdf"/>
+    <fop fofile="${foDir}/link.fo"   pdffile="${testDir}/link.pdf"/> 
+    <fop fofile="${foDir}/border.fo"   pdffile="${testDir}/border.pdf"/> 
+    <fop fofile="${foDir}/extensive.fo"   pdffile="${testDir}/extensive.pdf"/> 
+  </target>
+
+  <!-- =================================================================== -->
+  <!-- Compares new test pdf files to reference pdf files                  -->
+  <!-- =================================================================== -->
+  <target name="compare" depends ="creating new test pdf files">
+    <compare referenceDirectory  = "${referenceDir}" 
+             testDirectory       = "${testDir}" 
+             filenames           = "normal.pdf,table.pdf,list.pdf,link.pdf,border.pdf,extensive.pdf"/>
+  </target>
+
+  <!-- =================================================================== -->
+  <!-- Produces new reference pdf files                                         -->
+  <!-- =================================================================== -->
+  <target name="reference">
+    <fop fofile="${foDir}/normal.fo" pdffile="${referenceDir}/normal.pdf"/>
+    <fop fofile="${foDir}/table.fo"  pdffile="${referenceDir}/table.pdf"/>
+    <fop fofile="${foDir}/list.fo"   pdffile="${referenceDir}/list.pdf"/>
+    <fop fofile="${foDir}/link.fo"   pdffile="${referenceDir}/link.pdf"/>
+    <fop fofile="${foDir}/border.fo"   pdffile="${referenceDir}/border.pdf"/>
+    <fop fofile="${foDir}/extensive.fo"   pdffile="${referenceDir}/extensive.pdf"/>
+  </target>
+
+
+
+
+  <!-- =================================================================== -->
+  <!-- Starts the test                                                     -->
+  <!-- =================================================================== -->
+  <target name="runtest" depends="compare">
+    <echo message="Running Fop tests"/>
+  </target>
+
+  <!-- =================================================================== -->
+  <!-- Clean targets                                                       -->
+  <!-- =================================================================== -->
+  <target name="clean" depends="init">
+    <deltree dir="${build.dir}"/>
+    
+  </target>
+
+
+</project>
+
+<!-- End of file -->
diff --git a/docs/examples/list.fo b/docs/examples/list.fo
deleted file mode 100644
index 90c673474..000000000
--- a/docs/examples/list.fo
+++ /dev/null
@@ -1,135 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<fo:root xmlns:fo="http://www.w3.org/1999/XSL/Format">
-
-  <!-- defines the layout master -->
-  <fo:layout-master-set>
-    <fo:simple-page-master page-master-name="first" 
-                           height="29.7cm" width="21cm" 
-                           margin-top="1cm" 
-                           margin-bottom="2cm" 
-                           margin-left="2.5cm" 
-                           margin-right="2.5cm">
-      <fo:region-before extent="3cm"/>
-      <fo:region-body margin-top="3cm"/>
-      <fo:region-after extent="1.5cm"/>
-    </fo:simple-page-master>
-  </fo:layout-master-set>
-
-  <!-- starts actual layout -->
-  <fo:page-sequence>
-
-    <!-- applies layout master -->
-    <fo:sequence-specification>
-      <fo:sequence-specifier-single page-master-name="first"/>
-    </fo:sequence-specification>
-
-  <!-- Inserts a header with the page number -->
-  <fo:static-content flow-name="xsl-before">
-    <fo:block text-align="end" font-size="10pt" font-family="serif" line-height="14pt">
-          XSL-FO Example: simple list - p. <fo:page-number/>
-    </fo:block>
-  </fo:static-content>
-
-  <fo:flow flow-name="xsl-body">
-
-      <!-- title -->
-      <fo:block font-size="14pt" 
-                font-family="sans-serif" 
-                line-height="18pt" 
-                space-before.optimum="3pt" 
-                space-after.optimum="3pt" 
-                font-weight="bold" 
-                start-indent="15pt">
-          Validity Constraint: Standalone Document Declaration
-      </fo:block>
-
-      <!-- normal text -->
-      <fo:block font-size="12pt" 
-                font-family="sans-serif" 
-                line-height="15pt" 
-                space-after.optimum="3pt" >
-          The standalone document declaration must have the value "no" if 
-          any external markup declarations contain declarations of:
-      </fo:block>
-
-      <!-- list -->
-      <fo:list-block>
-        
-        <!-- list item -->
-        <fo:list-item>
-          <!-- insert a bullet -->
-          <fo:list-item-label>
-            <fo:block>&#x2022;</fo:block>
-          </fo:list-item-label>
-          <!-- list text --> 
-          <fo:list-item-body>
-            <fo:block>
-              attributes with default values, if elements to which these attributes apply appear in the document without specifications of values for these attributes, or 
-            </fo:block>
-          </fo:list-item-body>
-        </fo:list-item>
-
-        <!-- list item -->
-        <fo:list-item>
-          <!-- insert a bullet -->
-          <fo:list-item-label>
-            <fo:block>&#x2022;</fo:block>
-          </fo:list-item-label>
-          <!-- list text --> 
-          <fo:list-item-body>
-            <fo:block>
-              entities (other than amp, lt, gt, apos, quot), if references to those entities appear in the document, or 
-            </fo:block>
-          </fo:list-item-body>
-        </fo:list-item>
-
-        <!-- list entry -->
-        <fo:list-item>
-          <!-- insert a bullet -->
-          <fo:list-item-label>
-            <fo:block>&#x2022;</fo:block>
-          </fo:list-item-label>
-          <!-- list text --> 
-          <fo:list-item-body>
-            <fo:block>
-              attributes with values subject to normalization, where the attribute appears in the document with a value which will
-            </fo:block>
-          </fo:list-item-body>
-        </fo:list-item>
-
-        <!-- list entry -->
-        <fo:list-item>
-          <!-- insert a bullet -->
-          <fo:list-item-label>
-            <fo:block>&#x2022;</fo:block>
-          </fo:list-item-label>
-          <!-- list text --> 
-          <fo:list-item-body>
-            <fo:block>
-              change as a result of normalization, or 
-            </fo:block>
-          </fo:list-item-body>
-        </fo:list-item>
-
-        <!-- list entry -->
-        <fo:list-item>
-          <!-- insert a bullet -->
-          <fo:list-item-label>
-            <fo:block>&#x2022;</fo:block>
-          </fo:list-item-label>
-          <!-- list text --> 
-          <fo:list-item-body>
-            <fo:block>
-              element types with element content, if white space occurs directly within any instance of those types. 
-            </fo:block>
-          </fo:list-item-body>
-        </fo:list-item>
-
-      </fo:list-block>
-      <!-- end list -->
-
-    </fo:flow>
-  </fo:page-sequence>
-</fo:root>
-
-
diff --git a/docs/examples/list.pdf b/docs/examples/list.pdf
deleted file mode 100644
index f5dbeb5f1..000000000
--- a/docs/examples/list.pdf
+++ /dev/null
@@ -1,282 +0,0 @@
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diff --git a/docs/examples/normal.fo b/docs/examples/normal.fo
deleted file mode 100644
index a15753784..000000000
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diff --git a/docs/examples/normal.pdf b/docs/examples/normal.pdf
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diff --git a/docs/examples/results.html b/docs/examples/results.html
new file mode 100644
index 000000000..3b9e87266
--- /dev/null
+++ b/docs/examples/results.html
@@ -0,0 +1,12 @@
+<html><head><title>Test Results</title></head><body>
+
+<h2>Compare Results<br>
+<font size='1'>created 14.03.2000 10:36:22</font></h2>
+<table cellpadding='10' border='2'><thead><th align='center'>reference file</th><th align='center'>test file</th><th align='center'>identical?</th></thead>
+<tr><td><a href='reference\normal.pdf'>normal.pdf</a> </td><td> <a href='tests\normal.pdf'>normal.pdf</a> </td><td>Yes</td></tr>
+<tr><td><a href='reference\table.pdf'>table.pdf</a> </td><td> <a href='tests\table.pdf'>table.pdf</a> </td><td>Yes</td></tr>
+<tr><td><a href='reference\list.pdf'>list.pdf</a> </td><td> <a href='tests\list.pdf'>list.pdf</a> </td><td>Yes</td></tr>
+<tr><td><a href='reference\link.pdf'>link.pdf</a> </td><td> <a href='tests\link.pdf'>link.pdf</a> </td><td>Yes</td></tr>
+<tr><td><a href='reference\border.pdf'>border.pdf</a> </td><td> <a href='tests\border.pdf'>border.pdf</a> </td><td>Yes</td></tr>
+<tr><td><a href='reference\extensive.pdf'>extensive.pdf</a> </td><td> <a href='tests\extensive.pdf'>extensive.pdf</a> </td><td><font color='red'>No</font></td></tr>
+</table></html>
diff --git a/docs/examples/runtests.bat b/docs/examples/runtests.bat
new file mode 100755
index 000000000..87047a6fd
--- /dev/null
+++ b/docs/examples/runtests.bat
@@ -0,0 +1,26 @@
+@echo off
+
+echo Fop Test 
+echo ----------------
+
+if "%JAVA_HOME%" == "" goto error
+
+set LOCALCLASSPATH=%JAVA_HOME%\lib\tools.jar;%JAVA_HOME%\lib\classes.zip;..\..\lib\ant.jar;..\..\lib\xml.jar;..\..\lib
+set ANT_HOME=.\lib
+
+echo Starting Tests ...
+
+%JAVA_HOME%\bin\java.exe -Dant.home=%ANT_HOME% -classpath %LOCALCLASSPATH%;%CLASSPATH% org.apache.tools.ant.Main %1 %2 %3 %4 %5
+
+goto end
+
+:error
+
+echo ERROR: JAVA_HOME not found in your environment.
+echo Please, set the JAVA_HOME variable in your environment to match the
+echo location of the Java Virtual Machine you want to use.
+
+:end
+
+rem set LOCALCLASSPATH=
+
diff --git a/docs/examples/table.fo b/docs/examples/table.fo
deleted file mode 100644
index 5c8f46823..000000000
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-          FOP - p. <fo:page-number/>
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-
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diff --git a/lib/Compare.java b/lib/Compare.java
new file mode 100644
index 000000000..66e02005d
--- /dev/null
+++ b/lib/Compare.java
@@ -0,0 +1,146 @@
+/*
+// header - edit "Data/yourJavaHeader" to customize
+// contents - edit "EventHandlers/Java file/onCreate" to customize
+//
+*/
+
+import java.util.*;
+import java.io.*;
+import org.apache.tools.ant.Task;
+import org.apache.tools.ant.BuildException;
+import java.text.DateFormat;
+
+
+public class Compare {
+  private String referenceDirectory, testDirectory;
+  private String [] filenameList;
+  private String filenames;
+  private static boolean IDENTICAL_FILES = true;
+  private static boolean NOTIDENTICAL_FILES = false;
+  private BufferedInputStream oldfileInput;
+  private BufferedInputStream newfileInput;
+ 
+  //sets directory for test files
+  public void setTestDirectory(String testDirectory) {
+    if (!(testDirectory.endsWith("/") | testDirectory.endsWith("\\"))) {
+      testDirectory += File.separator; 
+    }
+    this.testDirectory = testDirectory;
+  }
+  
+  //sets directory for reference files
+  public void setReferenceDirectory(String referenceDirectory) {
+    if (!(referenceDirectory.endsWith("/") | referenceDirectory.endsWith("\\"))) {
+      referenceDirectory += File.separator; 
+    }
+    this.referenceDirectory = referenceDirectory;
+  }
+
+  public void setFilenames (String filenames) {
+    StringTokenizer tokens = new StringTokenizer(filenames,",");
+    Vector filenameListTmp = new Vector(20);
+    while (tokens.hasMoreTokens()) {
+      filenameListTmp.add(tokens.nextToken());
+    }
+    filenameList = new String [filenameListTmp.size()] ;
+    filenameListTmp.copyInto((String[]) filenameList);
+  }
+  
+  private boolean compareBytes (File oldFile, File newFile) {
+    try {
+      oldfileInput = new BufferedInputStream(new FileInputStream(oldFile));
+      newfileInput = new BufferedInputStream(new FileInputStream(newFile));      
+      int charactO = 0;
+      int charactN = 0;
+      boolean identical = true;
+      
+      while (identical & (charactO != -1)) {
+        if (charactO == charactN) {
+          charactO = oldfileInput.read();
+          charactN = newfileInput.read(); 
+        } else {
+          return NOTIDENTICAL_FILES;
+        }
+      }
+      return IDENTICAL_FILES;
+    } catch (IOException io) {
+      System.err.println("Task Compare - Error: \n" + io.toString());
+    }
+    return NOTIDENTICAL_FILES;
+  }
+  
+  private boolean compareFileSize(File oldFile, File newFile) {
+    if (oldFile.length() != newFile.length()) {
+      return NOTIDENTICAL_FILES;
+    } else {
+      return IDENTICAL_FILES;
+    }
+  } //end: compareBytes
+
+  private boolean filesExist (File oldFile, File newFile) {
+    if (!oldFile.exists())  {
+      System.err.println("Task Compare - ERROR: File "  
+                          + referenceDirectory + oldFile.getName() 
+                          + " doesn't exist!");
+      return false;
+    } else if (!newFile.exists()) {
+      System.err.println("Task Compare - ERROR: File " 
+                          + testDirectory + newFile.getName() + " doesn't exist!");    
+      return false;
+    } else {
+      return true;
+    }
+  } 
+  
+  public void writeHeader (PrintWriter results)  {
+    String dateTime = DateFormat.getDateTimeInstance(DateFormat.MEDIUM,DateFormat.MEDIUM).format(new Date());
+    results.println("<html><head><title>Test Results</title></head><body>\n");
+    results.println("<h2>Compare Results<br>");
+    results.println("<font size='1'>created " + dateTime + "</font></h2>");
+    results.println("<table cellpadding='10' border='2'><thead><th align='center'>reference file</th><th align='center'>test file</th>" 
+                    + "<th align='center'>identical?</th></thead>");
+                    
+  
+  }
+  
+  //main method of task compare
+  public void execute () throws BuildException {
+    boolean identical = false; 
+    File oldFile;
+    File newFile;   
+    try {
+      PrintWriter results = new PrintWriter (new FileWriter("results.html"),true);
+      this.writeHeader(results);
+      for (int i = 0; i < filenameList.length; i++) {
+        oldFile = new File (referenceDirectory + filenameList[i]);
+        newFile = new File (testDirectory + filenameList[i]);      
+        if (filesExist(oldFile, newFile)) {
+          identical = compareFileSize(oldFile, newFile);  
+          if (identical) {
+            identical = compareBytes(oldFile,newFile);
+          } 
+          if (!identical) { 
+            System.out.println("Task Compare: \nFiles " + referenceDirectory 
+                                + oldFile.getName()+ " - " + testDirectory 
+                                + newFile.getName() + " are *not* identical.");
+            results.println("<tr><td><a href='" + referenceDirectory + oldFile.getName() + "'>"
+                             + oldFile.getName() + "</a> </td><td> <a href='"   
+                             + testDirectory + newFile.getName() +"'>" 
+                             + newFile.getName() +"</a>" 
+                             + " </td><td><font color='red'>No</font></td></tr>");
+          } else {
+            results.println("<tr><td><a href='" + referenceDirectory + oldFile.getName() + "'>"
+                             + oldFile.getName() + "</a> </td><td> <a href='"   
+                             + testDirectory + newFile.getName() + "'>" 
+                             + newFile.getName() + "</a>" 
+                             + " </td><td>Yes</td></tr>");
+          }
+        } 
+      }
+      results.println("</table></html>");
+    } catch (IOException ioe) {
+      System.err.println("ERROR: " + ioe);
+    }
+  } //end: execute()
+}
+
diff --git a/lib/Fop.class b/lib/Fop.class
new file mode 100644
index 0000000000000000000000000000000000000000..b4c5951168d0b51ab91198fe4be0512bd6e5aa72
GIT binary patch
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HcmV?d00001

diff --git a/lib/Fop.java b/lib/Fop.java
new file mode 100644
index 000000000..aa342945c
--- /dev/null
+++ b/lib/Fop.java
@@ -0,0 +1,122 @@
+// Ant
+import org.apache.tools.ant.Task;
+import org.apache.tools.ant.BuildException;
+import org.apache.fop.apps.*;
+
+// SAX
+import org.xml.sax.Parser;
+import org.xml.sax.InputSource;
+import org.xml.sax.SAXException;
+import org.xml.sax.SAXParseException;
+
+// Java
+import java.io.FileReader;
+import java.io.File;
+import java.io.FileWriter;
+import java.io.PrintWriter;
+import java.io.IOException;
+import java.io.FileNotFoundException;
+import java.net.URL;
+
+/* the code is adapted from Fops CommandLine class */
+public class Fop {
+  String fofile, pdffile;
+  
+  public void setFofile(String fofile) {
+    this.fofile = fofile;
+  }
+  
+  public void setPdffile(String pdffile) {
+    this.pdffile = pdffile;
+  }
+  
+
+  /**
+   * creates a SAX parser, using the value of org.xml.sax.parser
+   * defaulting to org.apache.xerces.parsers.SAXParser
+   *
+   * @return the created SAX parser
+   */
+  static Parser createParser() {
+    String parserClassName = System.getProperty("org.xml.sax.parser");
+    if (parserClassName == null) {
+      parserClassName = "org.apache.xerces.parsers.SAXParser";
+    }
+    System.err.println("using SAX parser " + parserClassName);
+
+    try {
+      return (Parser) Class.forName(parserClassName).newInstance();
+    } catch (ClassNotFoundException e) {
+      System.err.println("Could not find " + parserClassName);
+    } catch (InstantiationException e) {
+      System.err.println("Could not instantiate " + parserClassName);
+    } catch (IllegalAccessException e) {
+      System.err.println("Could not access " + parserClassName);
+    } catch (ClassCastException e) {
+      System.err.println(parserClassName + " is not a SAX driver"); 
+    }
+    return null;
+  }
+
+  /**
+   * create an InputSource from a file name
+   *
+   * @param filename the name of the file
+   * @return the InputSource created
+   */
+  protected static InputSource fileInputSource(String filename) {
+
+    /* this code adapted from James Clark's in XT */
+    File file = new File(filename);
+    String path = file.getAbsolutePath();
+    String fSep = System.getProperty("file.separator");
+    if (fSep != null && fSep.length() == 1)
+        path = path.replace(fSep.charAt(0), '/');
+    if (path.length() > 0 && path.charAt(0) != '/')
+        path = '/' + path;
+    try {
+        return new InputSource(new URL("file", null,
+               path).toString());
+    }
+    catch (java.net.MalformedURLException e) {
+        throw new Error("unexpected MalformedURLException");
+    }
+  }
+
+  public void execute () throws BuildException {
+    boolean errors = false;
+    String version = Version.getVersion();
+    System.out.println("=======================\nTask " + version + 
+                       "\nconverting file " + fofile + " to " + pdffile);
+  
+    if (!(new File(fofile).exists())) {
+      errors = true;
+      System.err.println("Task Fop - ERROR: Formatting objects file " + fofile + " missing.");
+    }
+  
+    Parser parser = createParser();
+  
+    if (parser == null) {
+        System.err.println("Task Fop - ERROR: Unable to create SAX parser");
+        errors = true;
+    }
+
+    if (!errors) {
+      try {
+          Driver driver = new Driver();
+          driver.setRenderer("org.apache.fop.render.pdf.PDFRenderer", version);
+          driver.addElementMapping("org.apache.fop.fo.StandardElementMapping");
+          driver.addElementMapping("org.apache.fop.svg.SVGElementMapping");
+          driver.setWriter(new PrintWriter(new FileWriter(pdffile)));
+          driver.buildFOTree(parser, fileInputSource(fofile));
+          driver.format();
+          driver.render();
+      } catch (Exception e) {
+          System.err.println("Task Fop - FATAL ERROR: " + e.getMessage());
+          System.exit(1);
+      }
+    }
+    System.out.println("=======================\n");  
+  }
+}
+
diff --git a/lib/Xslt.class b/lib/Xslt.class
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diff --git a/lib/Xslt.java b/lib/Xslt.java
index c24c1b132..b2daa1ee8 100644
--- a/lib/Xslt.java
+++ b/lib/Xslt.java
@@ -9,28 +9,28 @@
  * are met:
  *
  * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
+ *  notice, this list of conditions and the following disclaimer.
  *
  * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in
- *    the documentation and/or other materials provided with the
- *    distribution.
+ *  notice, this list of conditions and the following disclaimer in
+ *  the documentation and/or other materials provided with the
+ *  distribution.
  *
  * 3. The end-user documentation included with the redistribution, if
- *    any, must include the following acknowlegement:
- *       "This product includes software developed by the
- *        Apache Software Foundation (http://www.apache.org/)."
- *    Alternately, this acknowlegement may appear in the software itself,
- *    if and wherever such third-party acknowlegements normally appear.
+ *  any, must include the following acknowlegement:
+ *     "This product includes software developed by the
+ *    Apache Software Foundation (http://www.apache.org/)."
+ *  Alternately, this acknowlegement may appear in the software itself,
+ *  if and wherever such third-party acknowlegements normally appear.
  *
  * 4. The names "The Jakarta Project", "Tomcat", and "Apache Software
- *    Foundation" must not be used to endorse or promote products derived
- *    from this software without prior written permission. For written
- *    permission, please contact apache@apache.org.
+ *  Foundation" must not be used to endorse or promote products derived
+ *  from this software without prior written permission. For written
+ *  permission, please contact apache@apache.org.
  *
  * 5. Products derived from this software may not be called "Apache"
- *    nor may "Apache" appear in their names without prior written
- *    permission of the Apache Group.
+ *  nor may "Apache" appear in their names without prior written
+ *  permission of the Apache Group.
  *
  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
@@ -51,12 +51,13 @@
  * information on the Apache Software Foundation, please see
  * <http://www.apache.org/>.
  */
-        
+    
 //package org.apache.tools.ant.taskdefs;
 
 import org.apache.tools.ant.Task;
 import java.net.*;
 import java.io.*;
+import java.util.*;
 import org.apache.xalan.xslt.*;
 
 /**
@@ -70,142 +71,219 @@ import org.apache.xalan.xslt.*;
  * <li>xsltfile
  * <li>outfile
  * <li>smart
+ * <li>dependent
  * </ul>
  * <p>  
  * Of these arguments, <b>infile, outfile</b> and <b>xsltfile</b> are required.
- * smart defaults to 'no'. The other allowed value is 'yes'. If smart is set to 'yes'
+ * <p>smart defaults to 'no'. The other allowed value is 'yes'. If smart is set to 'yes'
  * xalan is only called if either the outfile is older than the infile or the stylesheet
- * or the outfile doesn't exist.
+ * or the outfile doesn't exist. 
+ * <p>dependent defaults to 'none'. Other possible values: a comma delimited list of file names
+ * which date is checked against the output file. This way you can name files which, if 
+ * they have been modified, initiate a restart of the xslt process, like external entities etc.
  * <p>
  * @author Fotis Jannidis <a href="mailto:fotis@jannidis.de">fotis@jannidis.de</a>
  */
 
 
 public class Xslt extends Task {
-        private String infile, outfile, xsltfile;
-        private String smart = "no";  //defaults to do conversion everytime task is called
+  private String infile, outfile, xsltfile;
+  private String smart = "no";  //defaults to do conversion everytime task is called
+  private String dependent = "none"; //defaults to no dependencies
+  private boolean startXslt = false; 
 
 
-    /**
-     * Calls Xalan and does the transformation
-     *
-     */
+  /**
+   * Sets the input file
+   *
+   */
+  public void setInfile (String infile) {
+    this.infile = infile;
+  }
 
-        private void transform(String xmlSourceURL, String xslURL, String outputURL)
-                                                throws java.io.IOException, 
-                                                           java.net.MalformedURLException, 
-                                                           org.xml.sax.SAXException {
-                                          
-                // Use XSLTProcessor to instantiate an XSLTProcessor.
-                org.apache.xalan.xslt.XSLTProcessor processor =
-                                           org.apache.xalan.xslt.XSLTProcessorFactory.getProcessor();
-                                           
-                // Create the 3 objects the XSLTProcessor needs to perform the transformation.
-                org.apache.xalan.xslt.XSLTInputSource xmlSource = 
-                                                          new org.apache.xalan.xslt.XSLTInputSource (infile);
-                org.apache.xalan.xslt.XSLTInputSource xslSheet = 
-                                                         new org.apache.xalan.xslt.XSLTInputSource (xsltfile);
-                org.apache.xalan.xslt.XSLTResultTarget xmlResult = 
-                                                         new org.apache.xalan.xslt.XSLTResultTarget (outfile);
-
-                // Perform the transformation.
-                System.out.println("============================");
-                System.out.println("xslt \nin: " + infile + "\nstyle: " + xsltfile + "\nout: " + outfile);
-                System.out.println("============================");
-                processor.process(xmlSource, xslSheet, xmlResult);
+  /**
+   * Sets the stylesheet file
+   *
+   */
+  public void setXsltfile (String xsltfile) {
+    this.xsltfile = xsltfile;
+  }
+  
+  /**
+   * Sets the output file
+   *
+   */
+  public void setOutfile (String outfile) {
+    this.outfile = outfile;
+  }
+  
+  /**
+   * Sets the value for smart 
+   *
+   * @param option valid values:
+   * <ul>
+   * <li>yes: check whether output file is older than input or stylesheet
+   * <li>no: (default) do conversion everytime task is called
+   * </ul>
+   */
+  public void setSmart (String smart) {
+    this.smart = smart;
+  }
+  
+/**
+   * Sets the value for dependent 
+   *
+   * @param option valid values:
+   * <ul>
+   * <li>none: (default) 
+   * <li>comma delimited list of files whose existence and date is checked 
+   *     against the output file
+   * </ul>
+   */
+  public void setDependent (String dependent) {
+    this.dependent = dependent;
+  }
+  
+  /**
+   * Calls Xalan and does the transformation
+   *
+   */
+  private void transform(String xmlSourceURL, String xslURL, String outputURL)
+                           throws java.io.IOException, 
+                                  java.net.MalformedURLException, 
+                                  org.xml.sax.SAXException 
+  {               
+    // Use XSLTProcessor to instantiate an XSLTProcessor.
+    org.apache.xalan.xslt.XSLTProcessor processor =
+                 org.apache.xalan.xslt.XSLTProcessorFactory.getProcessor();
+                 
+    // Create the 3 objects the XSLTProcessor needs to perform the transformation.
+    org.apache.xalan.xslt.XSLTInputSource xmlSource = 
+                        new org.apache.xalan.xslt.XSLTInputSource (infile);
+    org.apache.xalan.xslt.XSLTInputSource xslSheet = 
+                       new org.apache.xalan.xslt.XSLTInputSource (xsltfile);
+    org.apache.xalan.xslt.XSLTResultTarget xmlResult = 
+                       new org.apache.xalan.xslt.XSLTResultTarget (outfile);
 
+    // Perform the transformation.
+    System.out.println("============================");
+    System.out.println("xslt \nin: " + infile + "\nstyle: " + xsltfile + "\nout: " + outfile);
+    System.out.println("============================");
+    processor.process(xmlSource, xslSheet, xmlResult);
+  } //end transform
+    
+  /**
+   *  Catches the errors transform() can throw and 
+   *  returns meaningfull error messages
+   */
+  private void startTransform () {
+    try {
+      transform (infile,xsltfile,outfile);  
+    } catch (org.xml.sax.SAXException saxerror) {
+      System.out.println("Task xslt - SAX ERROR:\n      " + saxerror);
+    } catch (MalformedURLException urlerror) {
+      System.out.println("Task xslt - URL ERROR:\n      " + urlerror); 
+    } catch (IOException ioerror) {
+      System.out.println("Task xslt - IO ERROR:\n      " + ioerror); 
+    }
+  } //end startTransform
+  
+  /**
+   *  Checks for existence of output file and compares 
+   *  dates with input and stylesheet file
+   */
+  private boolean smartCheck (File outfileF, long outfileLastModified, File infileF, File xsltfileF) {
+ 
+    if (outfileF.exists()) {
+      //checks whether output file is older than input file or xslt stylesheet file
+      if ((outfileLastModified < infileF.lastModified()) |
+          (outfileLastModified < xsltfileF.lastModified())) {
+        return true;
+      } 
+    } else {
+      //if output file does not exist, start xslt process
+      return true;
+    }
+    return false;
+  } //end smartCheck
+  
+  /**
+   *  Checks for existence and date of dependent files
+   *  This could be folded together with smartCheck by using 
+   *  a general routine but it wouldn't be as fast as now
+   */
+  private boolean dependenciesCheck(File outfileF, long outfileLastModified) {
+    String dependentFileName;
+    File dependentFile;
+    StringTokenizer tokens = new StringTokenizer(dependent,",");
+    while (tokens.hasMoreTokens()) {
+      dependentFileName = (String) tokens.nextToken();
+      dependentFile = new File (dependentFileName);
+      //check: does dependent file exist
+      if (dependentFile.exists()) {
+        //check dates
+        if ((outfileLastModified < dependentFile.lastModified()) ) {
+          return true;
         }
-        
-    /**
-     * Sets the input file
-     *
-     */
-        public void setInfile (String infile) {
-                this.infile = infile;
-        }
+      } else {
+        System.err.println("Task xslt - ERROR in attribute 'dependent':\n      file " + dependentFileName + " does not exist.");
+      }
+    }
+    return false;   
+  } //end dependenciesCheck
+  
+/**
+ *  Main method, which is called by ant. 
+ *  Checks for the value of smart and calls startTransform accordingly
+ */
+  public void execute () throws org.apache.tools.ant.BuildException {
+    
+    File outfileF = new File (outfile); 
+    File infileF = new File(infile);
+    File xsltfileF = new File (xsltfile);
+    long outfileLastModified = outfileF.lastModified();
+    boolean startFileExist = true;
 
-    /**
-     * Sets the stylesheet file
-     *
-     */
-        public void setXsltfile (String xsltfile) {
-                this.xsltfile = xsltfile;
-        }
-        
-    /**
-     * Sets the output file
-     *
-     */
-        public void setOutfile (String outfile) {
-                this.outfile = outfile;
-        }
-        
-    /**
-     * Sets the value for smart 
-     *
-     * @param option valid values:
-     * <ul>
-     * <li>yes: check whether output file is older than input or stylesheet
-     * <li>no: (default) do conversion everytime task is called
-     * </ul>
-     */
-        public void setSmart (String smart) {
-                this.smart = smart;
-        }
-        
+    //checks whether input and stylesheet exist. 
+    //this could be left to the parser, but this solution does make problems if smart is set to yes
+    if (!infileF.exists()) {
+      System.err.println("Task xslt - ERROR:\n      Input file " + infile + " does not exist!");
+      startFileExist = false;
+    } else if (!xsltfileF.exists()) {
+      System.err.println("Task xslt - ERROR:\n      Stylesheet file " + xsltfile + " does not exist!");
+      startFileExist = false;
+    } 
 
-    /**
-     *  Catches the errors transform() can throw and 
-     *  returns meaningfull error messages
-     */
-        private void startTransform () {
-                try {
-                        transform (infile,xsltfile,outfile);    
-                } catch (org.xml.sax.SAXException saxerror) {
-                        System.out.println("SAX Error: " + saxerror);
-                } catch (MalformedURLException urlerror) {
-                        System.out.println("URL Error: " + urlerror);                           
-                } catch (IOException ioerror) {
-                        System.out.println("IO Error: " + ioerror);             
-                }
-        }
-        
-    /**
-     *  Main method, which is called by ant. 
-     *  Checks for the value of smart and calls startTransform accordingly
-     */
-        public void execute () throws org.apache.tools.ant.BuildException {
-                if (smart.equals("no")) {
-                        startTransform();
-                } else if (smart.equals("yes")) {
-                        File outfileF = new File (outfile);
-                        //checks for existence of output file
-                        if (outfileF.exists()) {
-                                //checks whether output file is older than input file or xslt stylesheet file
-                                if ((outfileF.lastModified() < new File(infile).lastModified()) | (outfileF.lastModified() < new
-File(xsltfile).lastModified())) {
-                                        startTransform();       
-                                } 
-                        } else {
-                                startTransform();
-                        }
-                //returns error message, if smart has another value as 'yes' or 'no'
-                } else {
-                        System.err.println("Error: Allowed values for the attribute smart are 'yes' or 'no'");
-                }
-                
-        }
-        //quick access for debugging    
-        //usage XSLT infile xsltfile outfile (smart is 'yes') 
-        /*
-        public static void main (String args[]) {
-                Xslt xslt = new Xslt();
-                xslt.setInfile(args[0]);
-                xslt.setXsltfile(args[1]);
-                xslt.setOutfile(args[2]);
-                xslt.setSmart("yes");
-                xslt.execute();
-        } 
-        */
-        
+    //checks attribute 'smart' 
+    if (smart.equals("no")) {
+      startXslt = true;
+    //if attribute smart = 'yes'
+    } else if (smart.equals("yes")) {
+      startXslt = smartCheck (outfileF,outfileLastModified,infileF,xsltfileF);
+      //checks dependent files against output file, makes only sense if smartCheck returns false
+      if (!dependent.equals("none") & (startXslt == false)) {
+        startXslt = dependenciesCheck(outfileF,outfileLastModified);      
+      }
+      //returns error message, if smart has another value as 'yes' or 'no'
+    } else {
+      System.err.println("Task xslt - ERROR: Allowed values for the attribute smart are 'yes' or 'no'");
+    }
+    if (startFileExist & startXslt) {
+      startTransform();
+    }
+  } //end execute
+  
+  //quick access for debugging  
+  //usage XSLT infile xsltfile outfile (smart is 'yes') 
+  /*
+  public static void main (String args[]) {
+      Xslt xslt = new Xslt();
+      xslt.setInfile(args[0]);
+      xslt.setXsltfile(args[1]);
+      xslt.setOutfile(args[2]);
+      xslt.setSmart("yes");
+      xslt.setDependent("test1,test2");
+      xslt.execute();
+  } */
+    
 }
-- 
2.39.5