From b263a5b8f5a18a71f2a8fbc0ce00f2eddb51e4de Mon Sep 17 00:00:00 2001
From: Luca Santarelli <luca.santarelli@gmail.com>
Date: Fri, 29 Aug 2014 14:16:33 +0200
Subject: [PATCH 1/2] Properly split SQL script; fixes #47

This adds support for single quote string delimiters (as is the default with SQLite's own .dump command) and for escaped delimiters inside strings.
---
 .../com/readystatesoftware/sqliteasset/Utils.java | 15 +++++++++++++--
 1 file changed, 13 insertions(+), 2 deletions(-)

diff --git a/library/src/main/java/com/readystatesoftware/sqliteasset/Utils.java b/library/src/main/java/com/readystatesoftware/sqliteasset/Utils.java
index 67cecaf..1fddc25 100644
--- a/library/src/main/java/com/readystatesoftware/sqliteasset/Utils.java
+++ b/library/src/main/java/com/readystatesoftware/sqliteasset/Utils.java
@@ -20,9 +20,19 @@ public static List<String> splitSqlScript(String script, char delim) {
         StringBuilder sb = new StringBuilder();
         boolean inLiteral = false;
         char[] content = script.toCharArray();
+        int openDelimiter = -1, lastCharacter = -1;
         for (int i = 0; i < script.length(); i++) {
-            if (content[i] == '"') {
-                inLiteral = !inLiteral;
+            if (content[i] == '"' || content[i] == '\'') {
+                if (openDelimiter == -1) {
+                    // We were not inside a literal; store the delimiter's value.
+                    openDelimiter = content[i];
+                    inLiteral = true;
+                } else if (openDelimiter == content[i] && lastCharacter != '\\') {
+                    // We exit from the literal only on the same character
+                    // AND unless we're being escaped by a bachslash.
+                    inLiteral = false;
+                    openDelimiter = -1;
+                }
             }
             if (content[i] == delim && !inLiteral) {
                 if (sb.length() > 0) {
@@ -32,6 +42,7 @@ public static List<String> splitSqlScript(String script, char delim) {
             } else {
                 sb.append(content[i]);
             }
+            lastCharacter = content[i];
         }
         if (sb.length() > 0) {
             statements.add(sb.toString().trim());

From 53575a4c47d890c3d5aa51abb2ee1a39a1869fd4 Mon Sep 17 00:00:00 2001
From: Luca Santarelli <luca.santarelli@gmail.com>
Date: Fri, 29 Aug 2014 14:26:42 +0200
Subject: [PATCH 2/2] Handle multiple backslashes in splitSqlScript()

This adds support for input such as

    INSERT INTO t1(c1) VALUES("Unlikely, but you never know what you find in the wild\\");
---
 .../java/com/readystatesoftware/sqliteasset/Utils.java     | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/library/src/main/java/com/readystatesoftware/sqliteasset/Utils.java b/library/src/main/java/com/readystatesoftware/sqliteasset/Utils.java
index 1fddc25..3f114ac 100644
--- a/library/src/main/java/com/readystatesoftware/sqliteasset/Utils.java
+++ b/library/src/main/java/com/readystatesoftware/sqliteasset/Utils.java
@@ -42,7 +42,12 @@ public static List<String> splitSqlScript(String script, char delim) {
             } else {
                 sb.append(content[i]);
             }
-            lastCharacter = content[i];
+            if (lastCharacter == '\\' && content[i] == '\\') {
+                // It was an escaped backslash, don't accumulate.
+                lastCharacter = -1;
+            } else {
+                lastCharacter = content[i];
+            }
         }
         if (sb.length() > 0) {
             statements.add(sb.toString().trim());