From f5ab05acdc36c2d7fc1275334cea0285a0c5cf49 Mon Sep 17 00:00:00 2001
From: mykola2312 <49044616+mykola2312@users.noreply.github.com>
Date: Tue, 15 Oct 2024 08:37:39 +0300
Subject: [PATCH] make base class for bencode related errors

---
 .../retracker/bencode/error/BDecodeError.java    |  2 +-
 .../retracker/bencode/error/BError.java          | 16 ++++++++++++++++
 .../retracker/bencode/error/BErrorNoRoot.java    |  9 +++++++++
 .../retracker/bencode/error/BValueError.java     |  2 +-
 4 files changed, 27 insertions(+), 2 deletions(-)
 create mode 100644 src/main/java/com/mykola2312/retracker/bencode/error/BError.java
 create mode 100644 src/main/java/com/mykola2312/retracker/bencode/error/BErrorNoRoot.java

diff --git a/src/main/java/com/mykola2312/retracker/bencode/error/BDecodeError.java b/src/main/java/com/mykola2312/retracker/bencode/error/BDecodeError.java
index d22d393..d5b3b98 100644
--- a/src/main/java/com/mykola2312/retracker/bencode/error/BDecodeError.java
+++ b/src/main/java/com/mykola2312/retracker/bencode/error/BDecodeError.java
@@ -1,6 +1,6 @@
 package com.mykola2312.retracker.bencode.error;
 
-public class BDecodeError extends Exception {
+public class BDecodeError extends BError {
 	private static final long serialVersionUID = 4282658520481186036L;
 	
 	public byte[] data;
diff --git a/src/main/java/com/mykola2312/retracker/bencode/error/BError.java b/src/main/java/com/mykola2312/retracker/bencode/error/BError.java
new file mode 100644
index 0000000..edae7f8
--- /dev/null
+++ b/src/main/java/com/mykola2312/retracker/bencode/error/BError.java
@@ -0,0 +1,16 @@
+package com.mykola2312.retracker.bencode.error;
+
+/* A base type, all bencode related errors are
+ * derived from this class for easy try-catching
+ */
+public class BError extends Exception {
+	private static final long serialVersionUID = 1626675512183720021L;
+
+	public BError(String message) {
+		super(message);
+	}
+	
+	public BError(String message, Throwable cause) {
+		super(message, cause);
+	}
+}
diff --git a/src/main/java/com/mykola2312/retracker/bencode/error/BErrorNoRoot.java b/src/main/java/com/mykola2312/retracker/bencode/error/BErrorNoRoot.java
new file mode 100644
index 0000000..8ea6d1d
--- /dev/null
+++ b/src/main/java/com/mykola2312/retracker/bencode/error/BErrorNoRoot.java
@@ -0,0 +1,9 @@
+package com.mykola2312.retracker.bencode.error;
+
+public class BErrorNoRoot extends BError {
+	private static final long serialVersionUID = -7691652539624483490L;
+
+	public BErrorNoRoot() {
+		super("BTree has no root");
+	}
+}
diff --git a/src/main/java/com/mykola2312/retracker/bencode/error/BValueError.java b/src/main/java/com/mykola2312/retracker/bencode/error/BValueError.java
index 6b577fd..ea16ddc 100644
--- a/src/main/java/com/mykola2312/retracker/bencode/error/BValueError.java
+++ b/src/main/java/com/mykola2312/retracker/bencode/error/BValueError.java
@@ -2,7 +2,7 @@ package com.mykola2312.retracker.bencode.error;
 
 import com.mykola2312.retracker.bencode.BValue;
 
-public class BValueError extends Exception {
+public class BValueError extends BError {
 	private static final long serialVersionUID = 6950892783320917930L;
 
 	public BValue node;