Fixed implementation for HawtDB storage of subscriptions

tools_scripts/hawtdb_play.groovy

@@ -0,0 +1,65 @@
+@Grab(group='org.fusesource.hawtdb', module='hawtdb', version='1.6')
+
+import org.fusesource.hawtbuf.codec.StringCodec
+import org.fusesource.hawtdb.api.BTreeIndexFactory
+import org.fusesource.hawtdb.api.PageFile
+import org.fusesource.hawtdb.api.PageFileFactory
+import org.fusesource.hawtdb.api.SortedIndex
+
+
+
+File tmpFile = new File(System.getProperty("user.home") + File.separator + "test_hawtdb.dat")
+//tmpFile.createNewFile()
+
+def writeSomeData(tmpFile) {
+    def factory = new PageFileFactory()
+    factory.file = tmpFile
+    factory.open()
+    def pageFile = factory.getPageFile()
+    
+    BTreeIndexFactory<String, String> indexFactory = new BTreeIndexFactory<String, String>()
+    indexFactory.setKeyCodec(StringCodec.INSTANCE)
+    
+    SortedIndex<String, String> writeIndex = indexFactory.openOrCreate(pageFile)
+    println "Hawt opened, try to read"
+    println "Size: ${writeIndex.size()}"
+    
+    println "write something"
+    writeIndex.put("titolo", "capucetto rosso")
+    pageFile.flush()
+    
+    println "check after write content: ${writeIndex.get("titolo")}, size ${writeIndex.size()}"
+    
+    //pageFile.close()
+    factory.close()
+}
+ 
+
+def readAllFileContents(tmpFile) {
+    def factory = new PageFileFactory()
+    factory.file = tmpFile
+    factory.open()
+    def pageFile = factory.getPageFile()
+    
+    BTreeIndexFactory<String, String> indexFactory = new BTreeIndexFactory<String, String>()
+    indexFactory.setKeyCodec(StringCodec.INSTANCE)
+    
+    SortedIndex<String, String> readingIndex = indexFactory.openOrCreate(pageFile)
+    
+    println "read something, size ${readingIndex.size()}"
+    for (def entry : readingIndex) { 
+        println "read k, v -> ${entry.key}, ${entry.value} "
+    }
+    
+    factory.close()
+}
+
+
+writeSomeData(tmpFile)       
+readAllFileContents(tmpFile)       
+
+
+
+
+
+

tools_scripts/hawtdb_raw_access.groovy

@@ -0,0 +1,45 @@
+@Grab(group='org.fusesource.hawtdb', module='hawtdb', version='1.6')
+
+import org.fusesource.hawtbuf.codec.StringCodec
+import org.fusesource.hawtdb.api.BTreeIndexFactory
+import org.fusesource.hawtdb.api.PageFile
+import org.fusesource.hawtdb.api.PageFileFactory
+import org.fusesource.hawtdb.api.SortedIndex
+import org.fusesource.hawtbuf.Buffer
+
+
+
+File tmpFile = new File(System.getProperty("user.home") + File.separator + "test_hawtdb.dat")
+//tmpFile.createNewFile()
+
+def writeSomeData(tmpFile) {
+    def factory = new PageFileFactory()
+    factory.file = tmpFile
+    factory.open()
+    def pageFile = factory.getPageFile()
+    int pageIdx = pageFile.alloc()
+    pageFile.write(pageIdx, new Buffer("Test".getBytes()))
+    println "writed at page index ${pageIdx}"
+    pageFile.flush()   
+    pageFile.close()
+}
+ 
+
+def readTest(tmpFile) {
+    def factory = new PageFileFactory()
+    factory.file = tmpFile
+    factory.open()
+    def pageFile = factory.getPageFile()
+    println "page size is: " + pageFile.pageSize
+    Buffer b = new Buffer(512)
+    pageFile.read(0, b)
+    println "content try read " + b 
+    
+    pageFile.close()
+}
+
+
+writeSomeData(tmpFile)       
+readTest(tmpFile)       
+
+