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add npe check for current token

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Signed-off-by: Michael Hirsch <michael.hirsch@bosch-si.com>
This commit is contained in:
Michael Hirsch
2016-10-20 07:55:51 +02:00
parent ec874232d3
commit 37c711c84e
1 changed files with 15 additions and 7 deletions
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12
hawkbit-repository/hawkbit-repository-jpa/src/main/java/org/eclipse/hawkbit/repository/jpa/rsql/RsqlParserValidationOracle.java
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@@ -122,6 +122,9 @@ public class RsqlParserValidationOracle implements RsqlValidationOracle {
final ParseExceptionWrapper parseExceptionWrapper = new ParseExceptionWrapper(parseException); final ParseExceptionWrapper parseExceptionWrapper = new ParseExceptionWrapper(parseException);
final int[][] expectedTokenSequence = parseExceptionWrapper.getExpectedTokenSequence(); final int[][] expectedTokenSequence = parseExceptionWrapper.getExpectedTokenSequence();
final TokenWrapper currentToken = parseExceptionWrapper.getCurrentToken(); final TokenWrapper currentToken = parseExceptionWrapper.getCurrentToken();
if (currentToken == null) {
return Collections.emptyList();
}
final TokenWrapper nextToken = currentToken.getNext(); final TokenWrapper nextToken = currentToken.getNext();
final int currentTokenKind = currentToken.getKind(); final int currentTokenKind = currentToken.getKind();
final String currentTokenImageName = currentToken.getImage(); final String currentTokenImageName = currentToken.getImage();
@@ -138,6 +141,13 @@ public class RsqlParserValidationOracle implements RsqlValidationOracle {
} }
for (final int[] is : expectedTokenSequence) { for (final int[] is : expectedTokenSequence) {
addSuggestionOnTokenImage(listTokens, nextTokenBeginColumn, currentTokenEndColumn, is);
}
return listTokens;
}
private static void addSuggestionOnTokenImage(final List<SuggestToken> listTokens, final int nextTokenBeginColumn,
final int currentTokenEndColumn, final int[] is) {
for (final int i : is) { for (final int i : is) {
final Collection<String> tokenImage = TokenDescription.getTokenImage(i); final Collection<String> tokenImage = TokenDescription.getTokenImage(i);
if (tokenImage != null && !tokenImage.isEmpty()) { if (tokenImage != null && !tokenImage.isEmpty()) {
@@ -146,8 +156,6 @@ public class RsqlParserValidationOracle implements RsqlValidationOracle {
} }
} }
} }
return listTokens;
}
private static Optional<List<SuggestToken>> handleFieldTokenSuggestion(final String currentTokenImageName, private static Optional<List<SuggestToken>> handleFieldTokenSuggestion(final String currentTokenImageName,
final int nextTokenBeginColumn, final int currentTokenEndColumn) { final int nextTokenBeginColumn, final int currentTokenEndColumn) {