/*
Copyright 2015 Google Inc. All Rights Reserved.

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package com.google.security.zynamics.zylib.net;

public class NetHelpers {
  private static final int MAX_PORT = 65535;

  public static boolean isValidPort(final int port) {
    return (port >= 0) && (port <= MAX_PORT);
  }

  public static boolean isValidPort(final String port) {
    try {
      Integer.parseInt(port);
      return true;
    } catch (final NumberFormatException e) {
      return false;
    }
  }
}

/*
Copyright 2015 Google Inc. All Rights Reserved.

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package com.google.security.zynamics.zylib.net;

public class NetHelpers {
  private static final int MAX_PORT = 65535;

  public static boolean isValidPort(final int port) {
    return (port >= 0) && (port <= MAX_PORT);
  }

  public static boolean isValidPort(final String port) {
    try {
      final int portValue = Integer.parseInt(port);
      return isValidPort(portValue);
    } catch (final NumberFormatException e) {
      return false;
    }
  }
}

Fix logik