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PAN-10 added a null check to the recurse method

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atusa17
2019-03-05 11:48:18 -07:00
parent 2f5aef8092
commit 103d09bb0e
1 changed files with 8 additions and 5 deletions
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services/src/main/java/edu/msudenver/tsp/services/parser/ParserService.java
+8 -5
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@@ -35,8 +35,9 @@ class ParserService {
return true; return true;
} catch(final Exception e) { } catch(final Exception e) {
return false; e.printStackTrace();
} }
return false;
} }
public Node parseRawInput(String input) public Node parseRawInput(String input)
@@ -59,14 +60,16 @@ class ParserService {
{ {
int startIndex; int startIndex;
int endIndex; int endIndex;
final String statement = current.getStatement(); final String statement;
String nextStatement;
if(statement.equals("")) if (current != null) {
{ statement = current.getStatement();
} else {
return; return;
} }
String nextStatement;
if(statement.contains("let")) if(statement.contains("let"))
{ {
current.setLeft(new Node("let", current)); current.setLeft(new Node("let", current));