1 files changed, 89 insertions, 0 deletions
diff --git a/mdbc-server/src/main/java/org/onap/music/mdbc/tools/TxDigestDecompression.java b/mdbc-server/src/main/java/org/onap/music/mdbc/tools/TxDigestDecompression.java
new file mode 100644
index 0000000..0b422fa
--- /dev/null
+++ b/mdbc-server/src/main/java/org/onap/music/mdbc/tools/TxDigestDecompression.java
@@ -0,0 +1,89 @@
+/*
+ * ============LICENSE_START====================================================
+ * org.onap.music.mdbc
+ * =============================================================================
+ * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
+ * =============================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END======================================================
+ */
+
+package org.onap.music.mdbc.tools;
+
+import java.io.IOException;
+import java.util.List;
+import java.util.Properties;
+import java.util.UUID;
+import org.onap.music.exceptions.MDBCServiceException;
+import org.onap.music.logging.EELFLoggerDelegate;
+import org.onap.music.mdbc.StateManager;
+import org.onap.music.mdbc.mixins.MusicMixin;
+import org.onap.music.mdbc.tables.MusicRangeInformationRow;
+import org.onap.music.mdbc.tables.MusicTxDigestId;
+import org.onap.music.mdbc.tables.Operation;
+import org.onap.music.mdbc.tables.StagingTable;
+
+/**
+ * This function outputs the tx digest, decompressing the information and making it human readable.
+ * It is intended to help debug and allow users to see what is happening inside the tx digest.
+ *
+ */
+
+public class TxDigestDecompression {
+    public static final EELFLoggerDelegate logger = EELFLoggerDelegate.getLogger(TxDigestDecompression.class);
+    MusicMixin mi;
+    
+    public TxDigestDecompression() {
+        Properties prop = new Properties();
+        try {
+            prop.load(this.getClass().getClassLoader().getResourceAsStream("music.properties"));
+        } catch (IOException e1) {
+            e1.printStackTrace();
+        }
+        try {
+            mi = new MusicMixin(null, "mdbcservername", prop);
+        } catch (MDBCServiceException e) {
+            e.printStackTrace();
+            return;
+        }
+    }
+    
+    public void decodeTxDigest() {
+        // Print out the tx digest
+        try {
+            List<MusicRangeInformationRow> rows = mi.getAllMriRows();
+            for (MusicRangeInformationRow row: rows) {
+                UUID mriId = row.getPartitionIndex();
+                for (MusicTxDigestId id: row.getRedoLog()) {
+                    StagingTable st = mi.getTxDigest(id);
+                    System.out.print(id.transactionId + ": [");
+                    String sep = "";
+                    for (Operation op: st.getOperationList()) {
+                        System.out.print(sep + op.getOperationType() + "-" + op.getTable() + "->" + op.getVal());
+                        sep =", ";
+                    }
+                    System.out.println("]");
+                }
+            }
+        } catch (MDBCServiceException e) {
+            e.printStackTrace();
+            return;
+        }
+        System.exit(0);
+    }
+    
+    public static void main(String[] args) {
+        TxDigestDecompression txDecompress = new TxDigestDecompression();
+        txDecompress.decodeTxDigest();
+    }
+}