How to use

open

method

in

org.apache.catalina.realm.JDBCRealm

/**
 *
 * Prepare for active use of the public methods of this Component.
 *
 * @exception LifecycleException if this component detects a fatal error
 *  that prevents it from being started
 */
public void start() throws LifecycleException {
  // Perform normal superclass initialization
  super.start();
  // Validate that we can open our connection - but let tomcat
  // startup in case the database is temporarily unavailable
  try {
    open();
  } catch (SQLException e) {
    containerLog.error(sm.getString("jdbcRealm.open"), e);
  }
}

open();

try {
  open();

try {
  open();

/**
 * Prepare for the beginning of active use of the public methods of this
 * component and implement the requirements of
 * {@link org.apache.catalina.util.LifecycleBase#startInternal()}.
 *
 * @exception LifecycleException if this component detects a fatal error
 *  that prevents this component from being used
 */
@Override
protected void startInternal() throws LifecycleException {
  // Validate that we can open our connection - but let tomcat
  // startup in case the database is temporarily unavailable
  try {
    open();
  } catch (SQLException e) {
    containerLog.error(sm.getString("jdbcRealm.open"), e);
  }
  super.startInternal();
}

/**
 * Prepare for the beginning of active use of the public methods of this
 * component and implement the requirements of
 * {@link org.apache.catalina.util.LifecycleBase#startInternal()}.
 *
 * @exception LifecycleException if this component detects a fatal error
 *  that prevents this component from being used
 */
@Override
protected void startInternal() throws LifecycleException {
  // Validate that we can open our connection - but let tomcat
  // startup in case the database is temporarily unavailable
  try {
    open();
  } catch (SQLException e) {
    containerLog.error(sm.getString("jdbcRealm.open"), e);
  }
  super.startInternal();
}

try {
  open();

/**
 * Prepare for the beginning of active use of the public methods of this
 * component and implement the requirements of
 * {@link org.apache.catalina.util.LifecycleBase#startInternal()}.
 *
 * @exception LifecycleException if this component detects a fatal error
 *  that prevents this component from being used
 */
@Override
protected void startInternal() throws LifecycleException {
  // Validate that we can open our connection - but let tomcat
  // startup in case the database is temporarily unavailable
  try {
    open();
  } catch (SQLException e) {
    containerLog.error(sm.getString("jdbcRealm.open"), e);
  }
  super.startInternal();
}

/**
 * Prepare for the beginning of active use of the public methods of this
 * component and implement the requirements of
 * {@link org.apache.catalina.util.LifecycleBase#startInternal()}.
 *
 * @exception LifecycleException if this component detects a fatal error
 *  that prevents this component from being used
 */
@Override
protected void startInternal() throws LifecycleException {
  // Validate that we can open our connection - but let tomcat
  // startup in case the database is temporarily unavailable
  try {
    open();
  } catch (SQLException e) {
    containerLog.error(sm.getString("jdbcRealm.open"), e);
  }
  super.startInternal();
}

/**
 * Prepare for the beginning of active use of the public methods of this
 * component and implement the requirements of
 * {@link org.apache.catalina.util.LifecycleBase#startInternal()}.
 *
 * @exception LifecycleException if this component detects a fatal error
 *  that prevents this component from being used
 */
@Override
protected void startInternal() throws LifecycleException {
  // Validate that we can open our connection - but let tomcat
  // startup in case the database is temporarily unavailable
  try {
    open();
  } catch (SQLException e) {
    containerLog.error(sm.getString("jdbcRealm.open"), e);
  }
  super.startInternal();
}

try {
  open();

open();

/**
 * Prepare for the beginning of active use of the public methods of this
 * component and implement the requirements of
 * {@link org.apache.catalina.util.LifecycleBase#startInternal()}.
 *
 * @exception LifecycleException if this component detects a fatal error
 *  that prevents this component from being used
 */
@Override
protected void startInternal() throws LifecycleException {
  // Validate that we can open our connection - but let tomcat
  // startup in case the database is temporarily unavailable
  try {
    open();
  } catch (SQLException e) {
    containerLog.error(sm.getString("jdbcRealm.open"), e);
  }
  super.startInternal();
}

open();

/**
 * Prepare for the beginning of active use of the public methods of this
 * component and implement the requirements of
 * {@link org.apache.catalina.util.LifecycleBase#startInternal()}.
 *
 * @exception LifecycleException if this component detects a fatal error
 *  that prevents this component from being used
 */
@Override
protected void startInternal() throws LifecycleException {
  // Validate that we can open our connection - but let tomcat
  // startup in case the database is temporarily unavailable
  try {
    open();
  } catch (SQLException e) {
    containerLog.error(sm.getString("jdbcRealm.open"), e);
  }
  super.startInternal();
}

/**
 * Prepare for the beginning of active use of the public methods of this
 * component and implement the requirements of
 * {@link org.apache.catalina.util.LifecycleBase#startInternal()}.
 *
 * @exception LifecycleException if this component detects a fatal error
 *  that prevents this component from being used
 */
@Override
protected void startInternal() throws LifecycleException {
  // Validate that we can open our connection - but let tomcat
  // startup in case the database is temporarily unavailable
  try {
    open();
  } catch (SQLException e) {
    containerLog.error(sm.getString("jdbcRealm.open"), e);
  }
  super.startInternal();
}

open();

open();

open();

try {
  open();