add support for hledger-web 1.23 json schema

[mobile-ledger.git] / app / src / main / java / net / ktnx / mobileledger / json / TransactionListParser.java

diff --git a/app/src/main/java/net/ktnx/mobileledger/json/TransactionListParser.java b/app/src/main/java/net/ktnx/mobileledger/json/TransactionListParser.java
index fc17df66574642a1e4fb9a1d1b4ffb8408eb2119..20bf08b770ffa63e5db7e0693cae9fa999fb1411 100644 (file)
--- a/app/src/main/java/net/ktnx/mobileledger/json/TransactionListParser.java
+++ b/app/src/main/java/net/ktnx/mobileledger/json/TransactionListParser.java
@@ -1,5 +1,5 @@
 /*
- * Copyright © 2019 Damyan Ivanov.
+ * Copyright © 2020 Damyan Ivanov.
  * This file is part of MoLe.
  * MoLe is free software: you can distribute it and/or modify it
  * under the term of the GNU General Public License as published by
@@ -17,24 +17,28 @@
 
 package net.ktnx.mobileledger.json;
 
-import com.fasterxml.jackson.databind.MappingIterator;
-import com.fasterxml.jackson.databind.ObjectMapper;
-import com.fasterxml.jackson.databind.ObjectReader;
+import net.ktnx.mobileledger.model.LedgerTransaction;
 
 import java.io.IOException;
 import java.io.InputStream;
+import java.text.ParseException;
 
-public class TransactionListParser {
+public abstract class TransactionListParser {
+    public static TransactionListParser forApiVersion(API apiVersion, InputStream input)
+            throws IOException {
+        switch (apiVersion) {
+            case v1_14:
+                return new net.ktnx.mobileledger.json.v1_14.TransactionListParser(input);
+            case v1_15:
+                return new net.ktnx.mobileledger.json.v1_15.TransactionListParser(input);
+            case v1_19_1:
+                return new net.ktnx.mobileledger.json.v1_19_1.TransactionListParser(input);
+            case v1_23:
+                return new net.ktnx.mobileledger.json.v1_23.TransactionListParser(input);
+            default:
+                throw new RuntimeException("Unsupported version " + apiVersion.toString());
+        }
 
-    private final MappingIterator<ParsedLedgerTransaction> iter;
-
-    public TransactionListParser(InputStream input) throws IOException {
-
-        ObjectMapper mapper = new ObjectMapper();
-        ObjectReader reader = mapper.readerFor(ParsedLedgerTransaction.class);
-        iter = reader.readValues(input);
-    }
-    public ParsedLedgerTransaction nextTransaction() {
-        return iter.hasNext() ? iter.next() : null;
     }
+    abstract public LedgerTransaction nextTransaction() throws ParseException;
 }