support both 1.14 and 1.15 JSON APIs

[mobile-ledger.git] / app / src / main / java / net / ktnx / mobileledger / json / v1_15 / AccountListParser.java

diff --git a/app/src/main/java/net/ktnx/mobileledger/json/v1_15/AccountListParser.java b/app/src/main/java/net/ktnx/mobileledger/json/v1_15/AccountListParser.java
new file mode 100644 (file)
index 0000000..4206d0f
--- /dev/null
+++ b/app/src/main/java/net/ktnx/mobileledger/json/v1_15/AccountListParser.java
@@ -0,0 +1,49 @@
+/*
+ * Copyright © 2019 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
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your opinion), any later version.
+ *
+ * MoLe is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License terms for details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with MoLe. If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package net.ktnx.mobileledger.json.v1_15;
+
+import com.fasterxml.jackson.databind.MappingIterator;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.databind.ObjectReader;
+
+import java.io.IOException;
+import java.io.InputStream;
+
+import static net.ktnx.mobileledger.utils.Logger.debug;
+
+public class AccountListParser {
+
+    private final MappingIterator<ParsedLedgerAccount> iter;
+
+    public AccountListParser(InputStream input) throws IOException {
+        ObjectMapper mapper = new ObjectMapper();
+        ObjectReader reader = mapper.readerFor(ParsedLedgerAccount.class);
+
+        iter = reader.readValues(input);
+    }
+    public ParsedLedgerAccount nextAccount() {
+        if (!iter.hasNext()) return null;
+
+        ParsedLedgerAccount next = iter.next();
+
+        if (next.getAname().equalsIgnoreCase("root")) return nextAccount();
+
+        debug("accounts", String.format("Got account '%s'", next.getAname()));
+        return next;
+    }
+}