fix: support query timeouts exceeding 2147483 seconds (~25 days) (#1224)

Use long field for timeout to avoid unexpected
"Query timeout must be a value greater than or equals to 0" when query timeout exceeds 2147483

fixes #1223

pgjdbc/src/main/java/org/postgresql/jdbc/PgStatement.java

@@ -113,7 +113,7 @@
  /**
   * Timeout (in milliseconds) for a query
   */
  protected int timeout = 0;
  protected long timeout = 0;

  protected boolean replaceProcessingEnabled = true;

@@ -518,11 +518,16 @@ public void setEscapeProcessing(boolean enable) throws SQLException {
  }

  public int getQueryTimeout() throws SQLException {
    return getQueryTimeoutMs() / 1000;
    checkClosed();
    long seconds = timeout / 1000;
    if (seconds >= Integer.MAX_VALUE) {
      return Integer.MAX_VALUE;
    }
    return (int) seconds;
  }

  public void setQueryTimeout(int seconds) throws SQLException {
    setQueryTimeoutMs(seconds * 1000);
    setQueryTimeoutMs(seconds * 1000L);
  }

  /**
@@ -532,7 +537,7 @@ public void setQueryTimeout(int seconds) throws SQLException {
   * @return the current query timeout limit in milliseconds; 0 = unlimited
   * @throws SQLException if a database access error occurs
   */
  public int getQueryTimeoutMs() throws SQLException {
  public long getQueryTimeoutMs() throws SQLException {
    checkClosed();
    return timeout;
  }
@@ -543,7 +548,7 @@ public int getQueryTimeoutMs() throws SQLException {
   * @param millis - the new query timeout limit in milliseconds
   * @throws SQLException if a database access error occurs
   */
  public void setQueryTimeoutMs(int millis) throws SQLException {
  public void setQueryTimeoutMs(long millis) throws SQLException {
    checkClosed();

    if (millis < 0) {

pgjdbc/src/test/java/org/postgresql/test/jdbc2/StatementTest.java

@@ -695,6 +695,17 @@ public void testSetQueryTimeout() throws SQLException {
    }
  }

  @Test
  public void testLongQueryTimeout() throws SQLException {
    Statement stmt = con.createStatement();
    stmt.setQueryTimeout(Integer.MAX_VALUE);
    Assert.assertEquals("setQueryTimeout(Integer.MAX_VALUE)", Integer.MAX_VALUE,
        stmt.getQueryTimeout());
    stmt.setQueryTimeout(Integer.MAX_VALUE - 1);
    Assert.assertEquals("setQueryTimeout(Integer.MAX_VALUE-1)", Integer.MAX_VALUE - 1,
        stmt.getQueryTimeout());
  }

  /**
   * Test executes two queries one after another. The first one has timeout of 1ms, and the second
   * one does not. The timeout of the first query should not impact the second one.