extend StringBuilder implementation

bastie · Sep 10, 2024 · 64dce24 · 64dce24
1 parent 8644dd0
commit 64dce24
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Showing 2 changed files with 27 additions and 1 deletion.
diff --git a/Sources/JavApi/lang/String+Java.swift b/Sources/JavApi/lang/String+Java.swift
@@ -167,6 +167,12 @@ extension String {
   public static func valueOf (_ char : Character) -> String {
     return String ("\(char)")
   }
+
+  /// Returns self
+  /// - Returns self
+  public func toString () -> String {
+    return self
+  }
 
 }
 

diff --git a/Sources/JavApi/lang/StringBuilder.swift b/Sources/JavApi/lang/StringBuilder.swift
@@ -2,13 +2,24 @@
  * SPDX-FileCopyrightText: 2023 - Sebastian Ritter <[email protected]>
  * SPDX-License-Identifier: MIT
  */
+
+// final class => public
 public class StringBuilder {
 
-  var content : String = ""
+  var content : String = "" // TODO: implements direct a char array
 
   /// Default constructor
   public init (){}
 
+  public init (_ newContent : String) {
+    self.content = newContent
+  }
+
+  // TODO: Test it
+  public init (_ newContent : any CharSequence) {
+    self.content = "\(newContent)"
+  }
+
   /// Append a String type
   /// - Parameters String to append
   /// - Returns self (fluent interface pattern)
@@ -27,6 +38,15 @@ public class StringBuilder {
     return self
   }
 
+  public func deleteAt (_ offset : Int) throws -> StringBuilder {
+    guard offset > -1, offset < self.count else {
+      throw java.lang.Throwable.IndexOutOufBoundsException(offset, "the index is negative or greater than or equal to count of String")
+    }
+    var asCharArray = Array(self.content)
+    asCharArray.removeFirst(offset)
+    return StringBuilder(String(asCharArray))
+  }
+
   public func length () -> Int {
     return content.lenght()
   }