file based script enhancement support

git-svn-id: https://svn.code.sf.net/p/jailer/code/trunk@58 3dd849cd-670e-4645-a7cd-dd197c8d0e81

config/config.xml

@@ -13,6 +13,14 @@ http://www.springframework.org/schema/util http://www.springframework.org/schema
     <!-- Script-enhancer 
 		 adds application specific extensions to generated SQL-scripts -->
     <util:list id="script-enhancer">
+		<!--
+          Inserts the content of the files
+           - prolog/[INSERT|DELETE]/<TABLE>.sql
+           - epilog/[INSERT|DELETE]/<TABLE>.sql
+          at top/bottom of the generated script for each table <TABLE>
+          for which at least one row is inserted/deleted.
+        -->
+		<bean class="org.jailer.enhancer.FileBasedScriptEnhancer"/>
     </util:list>
 
 	

doc/htdocs/JailerTutorial.html

@@ -169,8 +169,10 @@ org.jailer.Jailer $@</span><br>
       </table>
       <br>
       <h3>Step 2. Setup the Database</h3>
-Create a new schema and execute <big><a href="scott-tiger.sql.html"><span
- style="font-family: monospace;">script/scott-tiger.sql</span></a></big>.
+Create a new schema and execute <a href="scott-tiger.sql.html"><img
+ alt="" src="arrow.gif"
+ style="border: 0px solid ; width: 13px; height: 13px;" hspace="4"><big><span
+ style="font-family: monospace;">script/scott-tiger.sql</span></big></a>.
 Make sure that the script runs successfully.<br>
       <br>
       <table style="width: 100%; text-align: left;" border="0"
@@ -415,7 +417,8 @@ re-create the tables after any model-changes)<br>
             <td
  style="background-color: rgb(230, 255, 230); vertical-align: top;"><span
  style="font-family: monospace;">$ sh bin/jailer.sh create-ddl &gt; <a
- href="jailer-ddl.sql.html">jailer-ddl.sql</a><br>
+ href="jailer-ddl.sql.html"><img alt="" src="arrow.gif"
+ style="border: 0px solid ; width: 13px; height: 13px;" hspace="4">jailer-ddl.sql</a><br>
 $ db2 -tvf jailer-ddl.sql<br>
             </span></td>
           </tr>
@@ -499,7 +502,8 @@ SALARYGRADE&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb
       </table>
       <br>
       <br>
-A file <a href="scott.sql.html"><big><span
+A file <a href="scott.sql.html"><img alt="" src="arrow.gif"
+ style="border: 0px solid ; width: 13px; height: 13px;" hspace="4"><big><span
  style="font-family: monospace;">scott.sql</span></big></a> is created
 containing <big><span style="font-family: monospace;">Insert</span></big>-statements
 for Scott, for his evil boss, for the president and for scott's
@@ -924,8 +928,9 @@ and repeat the exportation:<br>
             <td
  style="background-color: rgb(230, 255, 230); vertical-align: top;"><span
  style="font-family: monospace;">$ sh bin/jailer.sh export -e <a
- href="scott.sql.2.html">scott.sql</a> <span
- style="color: rgb(0, 0, 0);">-d delete-scott.sql</span>
+ href="scott.sql.2.html"><img alt="" src="arrow.gif"
+ style="border: 0px solid ; width: 13px; height: 13px;" hspace="4">scott.sql</a>
+            <span style="color: rgb(0, 0, 0);">-d delete-scott.sql</span>
 extractionmodel/scott-without-subordinates.csv
 com.ibm.db2.jcc.DB2Driver jdbc:db2://localhost:50001/wisser scott tiger
 &gt; /dev/null<br>

epilog/DELETE/Readme.txt

@@ -0,0 +1,2 @@
+The content of each file <TABLE>.sql in this folder will be inserted
+at bottom of the deletion-script if at least one row of <TABLE> is deleted.

epilog/INSERT/Readme.txt

@@ -0,0 +1,2 @@
+The content of each file <TABLE>.sql in this folder will be inserted
+at bottom of the export-script if at least one row of <TABLE> is exported.

prolog/DELETE/Readme.txt

@@ -0,0 +1,2 @@
+The content of each file <TABLE>.sql in this folder will be inserted
+at top of the deletion-script if at least one row of <TABLE> is deleted.

prolog/INSERT/Readme.txt

@@ -0,0 +1,2 @@
+The content of each file <TABLE>.sql in this folder will be inserted
+at top of the export-script if at least one row of <TABLE> is exported.

script/oracle/gatherStatistics.sql

@@ -0,0 +1,8 @@
+-- keeps DB-statistic up-to-date for the following tables:
+-- ENTITY
+-- ENTITY_GRAPH
+-- DEPENDENCY
+-- ENTITY_SET_ELEMENT
+
+-- todo: insert statements necessary to do the job
+

src/org/jailer/enhancer/FileBasedScriptEnhancer.java

@@ -31,7 +31,13 @@ import org.jailer.entitygraph.EntityGraph;
 
 
 /**
- * Enhances a script with the content of a <code>prolog/*.sql</code> or <code>epilog/*.sql</code> file.
+ * Inserts the content of the files
+ * <ul>
+ * <li><code>prolog/[INSERT|DELETE]/&lt;TABLE&gt;.sql</code></li> 
+ * <li><code>epilog/[INSERT|DELETE]/&lt;TABLE&gt;.sql</code></li>
+ * </ul>
+ * at top/bottom of the generated script for each table &lt;TABLE&gt;
+ * for which at least one row is inserted/deleted.
  * 
  * @author Wisser
  */
@@ -49,7 +55,7 @@ public class FileBasedScriptEnhancer implements ScriptEnhancer {
      */
     public void addEpilog(Writer script, ScriptType scriptType, StatementExecutor statementExecutor, EntityGraph entityGraph, 
             Set<Table> progress) throws IOException, SQLException {
-        addEnhancement(script, progress, new File("epilog"));
+        addEnhancement(script, progress, new File("epilog" + File.separatorChar + scriptType));
     }
 
     /**
@@ -57,7 +63,7 @@ public class FileBasedScriptEnhancer implements ScriptEnhancer {
      */
     public void addProlog(Writer script, ScriptType scriptType, StatementExecutor statementExecutor, EntityGraph entityGraph, 
             Set<Table> progress) throws IOException, SQLException {
-        addEnhancement(script, progress, new File("prolog"));
+        addEnhancement(script, progress, new File("prolog" + File.separatorChar + scriptType));
     }
 
     /**