Fixed BufferUnderflowException.

Author: Daschi1

src/de/javasocketapi/core/ReadingByteBuffer.java

@@ -1,6 +1,7 @@
 package de.javasocketapi.core;
 
 import java.nio.ByteBuffer;
+import java.util.Arrays;
 import java.util.UUID;
 
 public class ReadingByteBuffer {
@@ -52,9 +53,9 @@ public char readChar() {
 
     public String readString() {
         //read string
-        int lenght = this.readInt();
-        byte[] bytes = new byte[lenght];
-        for (int i = 0; i < lenght; i++) {
+        int length = this.readInt();
+        byte[] bytes = new byte[length];
+        for (int i = 0; i < length; i++) {
             bytes[i] = this.readByte();
         }
         return new String(bytes);

src/de/javasocketapi/core/WritingByteBuffer.java

@@ -55,9 +55,9 @@ public void writeString(final String value) {
         //check value
         checkInput(value);
         //writing string
-        int length = value.length();
-        this.writeInt(length);
-        for (byte b : value.getBytes()) {
+        byte[] bytes = value.getBytes();
+        this.writeInt(bytes.length);
+        for (byte b : bytes) {
             this.writeByte(b);
         }
     }