fixed bug in field assist

refs 86

org.fortiss.tooling.base.ui/trunk/src/org/fortiss/tooling/base/ui/fieldassist/FieldAssist.java

@@ -35,7 +35,7 @@ import org.eclipse.swt.widgets.Text;
  * @author doebber
  * @author $Author: hoelzl $
  * @version $Rev: 18709 $
- * @ConQAT.Rating YELLOW Hash: 7CF69F2D99AF737A905EC1FA352EF278
+ * @ConQAT.Rating YELLOW Hash: 10BFEAD4A602E137D545980D6A831649
  */
 public class FieldAssist {
 
@@ -117,8 +117,7 @@ public class FieldAssist {
 		@Override
 		public IContentProposal[] getProposals(String contents, int position) {
 			int tmp = findBeginningOfWord(contents, position);
-			String currentWord = contents.substring(
-					Math.min(position, tmp + 1), position);
+			String currentWord = contents.substring(tmp + 1, position);
 			setProposals(concreteProvider.getProposals(currentWord));
 			return super.getProposals(currentWord, position);
 		}
@@ -127,7 +126,7 @@ public class FieldAssist {
 	/** Finds the beginning of the word the cursor is placed in. */
 	private int findBeginningOfWord(String contents, int position) {
 		int tmp = Math.max(0, position - 1);
-		while (tmp > 0 && !Character.isWhitespace(contents.charAt(tmp))
+		while (tmp >= 0 && !Character.isWhitespace(contents.charAt(tmp))
 				&& !isAdditionalWhitespace(contents.charAt(tmp))) {
 			tmp--;
 		}