[misc] prepared statement parameter list wrong containsKey method

Author: diego Dupin

src/main/java/org/mariadb/jdbc/ClientPreparedStatement.java

@@ -324,7 +324,7 @@ public void addBatch() throws SQLException {
 
  protected void validParameters() throws SQLException {
  for (int i = 0; i < parser.getParamCount(); i++) {
- if (parameters.containsKey(i)) {
+ if (!parameters.containsKey(i)) {
  throw exceptionFactory()
  .create("Parameter at position " + (i + 1) + " is not set", "07004");
  }

src/main/java/org/mariadb/jdbc/ServerPreparedStatement.java

@@ -467,7 +467,7 @@ public void addBatch() throws SQLException {
  protected void validParameters() throws SQLException {
  if (prepareResult != null) {
  for (int i = 0; i < prepareResult.getParameters().length; i++) {
- if (parameters.containsKey(i)) {
+ if (!parameters.containsKey(i)) {
  throw exceptionFactory()
  .create("Parameter at position " + (i + 1) + " is not set", "07004");
  }
@@ -486,7 +486,7 @@ protected void validParameters() throws SQLException {
 
  // ensure all parameters are set
  for (int i = 0; i < parameters.size(); i++) {
- if (parameters.containsKey(i)) {
+ if (!parameters.containsKey(i)) {
  throw exceptionFactory()
  .create("Parameter at position " + (i + 1) + " is not set", "07004");
  }

src/main/java/org/mariadb/jdbc/util/ParameterList.java

@@ -23,16 +23,16 @@ public ParameterList() {
  }
 
  public Parameter get(int index) {
- if (index + 1 > length)
+ if (index >= length)
  throw new ArrayIndexOutOfBoundsException("wrong index " + index + " length:" + length);
  return elementData[index];
  }
 
  public boolean containsKey(int index) {
  if (index >= 0 && length > index) {
- return elementData[index] == null;
+ return elementData[index] != null;
  }
- return true;
+ return false;
  }
 
  public void set(int index, Parameter element) {