Changeset 5183 in orxonox.OLD for trunk/src/lib/util

Timestamp:

Sep 15, 2005, 1:01:00 AM (19 years ago)

Author:

bensch

Message:

orxonox/trunk: SubString now also can split by whiteSpaces :>
this cost me almost 2 hours… sometimes i think, that i am unable to think…. :/
other times it just works, like when learning some Information Transfer

Location:

trunk/src/lib/util

Files:

• substring.cc (modified) (6 diffs)
• substring.h (modified) (1 diff)

trunk/src/lib/util/substring.cc

@@ -52 +52 @@
   {
     const char* offset = string;
-    char* end = strchr( string, splitter);
+    const char* end = strchr( string, splitter);
     while( end != NULL)
     {
@@ -60 +60 @@
       assert( strings[i] != NULL);
       strncpy( strings[i], offset, l);
-      strings[i][l] = 0;
+      strings[i][l] = '\0';
       i++;
       end++;
@@ -74 +74 @@
   else
   {
-    this->strings[0] = new char[strlen(string)];
+    this->strings[0] = new char[strlen(string)+1];
     strcpy(this->strings[0], string);
+  }
+}
+
+
+/**
+ * Splits a String into a Substring removing all whiteSpaces
+ * @param string the String to Split
+ * @param whiteSpaces MUST BE __TRUE__
+ *
+ */
+SubString::SubString(const char* string, bool whiteSpaces)
+{
+  this->splittersCount = 0;
+  if (string == NULL || whiteSpaces == false)
+  {
+    this->strings = NULL;
+    return;
+  }
+
+  // chop the input to the beginning of something usefull
+  if (strlen(string) > 0)
+    string = string + strspn(string, " \t\n");
+
+  // count the Splitters
+  bool lastWasWhiteSpace = false;
+  for(unsigned int i = 0; i < strlen(string); i++)
+    if( string[i] == ' ' || string[i] == '\t' || string[i] == '\n' )
+      lastWasWhiteSpace = true;
+    else
+    {
+      if (lastWasWhiteSpace)
+        this->splittersCount ++;
+      lastWasWhiteSpace = false;
+    }
+
+  this->splittersCount += 1;
+
+  printf("splitterCount = %d\n", this->splittersCount);
+
+  this->strings = new char*[this->splittersCount];
+  assert (strings != NULL);
+
+  int l = 0;
+  unsigned int i = 0;
+  if( this->splittersCount > 1)
+  {
+    const char* offset = string;
+    const char* end = offset + strcspn(offset, " \t\n");
+    for (i = 0; i < this->splittersCount; i++)
+    {
+      assert( i < this->splittersCount);
+      l = end - offset;
+      this->strings[i] = new char[l + 1];
+      assert( strings[i] != NULL);
+      strncpy( strings[i], offset, l);
+      strings[i][l] = '\0';
+      end += strspn(end, " \t\n");
+      offset = end;
+      printf("'%s'\n", end);
+      end = offset + strcspn(offset, " \t\n");
+    }
+  }
+  else
+  {
+    unsigned int length = strcspn(string, " \t\n");
+    this->strings[0] = new char[length+1];
+    strncpy(this->strings[0], string, length);
+    this->strings[0][length] = '\0';
   }
 }
@@ -86 +154 @@
   if (this->strings)
   {
-    for( int i = 0; i < this->splittersCount; i++)
+    for(unsigned int i = 0; i < this->splittersCount; i++)
       delete[] this->strings[i];
     delete[] this->strings;
@@ -105 +173 @@
 }
 
-
-
 /**
  * Some nice debug information about this SubString
@@ -113 +179 @@
 {
   PRINT(0)("Substring-information::count=%d ::", this->splittersCount);
-  for (int i = 0; i < this->splittersCount; i++)
-    PRINT(0)("s%d:%s::", i, this->strings[i]);
+  if (this->strings != NULL)
+    for (unsigned int i = 0; i < this->splittersCount; i++)
+     PRINT(0)("s%d='%s'::", i, this->strings[i]);
   PRINT(0)("\n");
 }

trunk/src/lib/util/substring.h

@@ -12 +12 @@
  public:
   SubString(const char* string, char splitter = ',');
+  SubString(const char* string, bool whiteSpaces);
   ~SubString();