/*

  * This software is licensed under the Apache License, Version 2.0

  * (the "License") agreement; 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 net.admin4j.jdbc.driver;

 import net.admin4j.deps.commons.lang3.builder.EqualsBuilder;

 import net.admin4j.deps.commons.lang3.builder.HashCodeBuilder;

 import net.admin4j.util.annotate.PackageRestrictions;

 /**

  * Default implementation of a DriverContext

  * @author D. Ashmore

  * @since 1.0.1

  */

 @PackageRestrictions({"net.admin4j","java","javax"})

 public class DriverContextImpl implements DriverContext {

     private String driverClassname = null;

     private Integer driverMajorVersion = null;

     private Integer driverMinorVersion = null;

     private String poolName = null;

     public DriverContextImpl() {}

     public DriverContextImpl(String driverClassname

             , Integer driverMajorVersion

             , Integer driverMinorVersion

             , String poolName) {

         this.setDriverClassname(driverClassname);

         this.setDriverMajorVersion(driverMajorVersion);

         this.setDriverMinorVersion(driverMinorVersion);

         this.setPoolName(poolName);

     }

     public String getDriverClassname() {

         return driverClassname;

     }

     public void setDriverClassname(String driverClassname) {

         this.driverClassname = driverClassname;

     }

     public Integer getDriverMajorVersion() {

         return driverMajorVersion;

     }

     public void setDriverMajorVersion(Integer driverMajorVersion) {

         this.driverMajorVersion = driverMajorVersion;

     }

     public Integer getDriverMinorVersion() {

         return driverMinorVersion;

     }

     public void setDriverMinorVersion(Integer driverMinorVersion) {

         this.driverMinorVersion = driverMinorVersion;

     }

     public String getPoolName() {

         return poolName;

     }

     public void setPoolName(String poolName) {

         this.poolName = poolName;

     }

     /* (non-Javadoc)

      * @see java.lang.Object#hashCode()

      */

     @Override

     public int hashCode() {

         return new HashCodeBuilder()

             .append(driverClassname)

             .append(driverMajorVersion)

             .append(driverMinorVersion)

             .append(poolName)

             .toHashCode();

     }

     /* (non-Javadoc)

      * @see java.lang.Object#equals(java.lang.Object)

      */

     @Override

     public boolean equals(Object obj) {

         if (obj == null) { return false; }

         if (obj == this) { return true; }

         if (obj.getClass() != getClass()) {

             return false;

         }

         DriverContextImpl rhs = (DriverContextImpl) obj;

         return new EqualsBuilder()

             .append(this.driverClassname, rhs.driverClassname)

             .append(this.driverMajorVersion, rhs.driverMajorVersion)

             .append(this.driverMinorVersion, rhs.driverMinorVersion)

             .append(this.poolName, rhs.poolName)

             .isEquals();

     }

     /* (non-Javadoc)

      * @see java.lang.Object#toString()

      */

     @Override

     public String toString() {

         StringBuffer buffer = new StringBuffer();

         buffer.append(nullSafeStr(driverClassname));

         buffer.append(":");

         buffer.append(nullSafeStr(driverMajorVersion));

         buffer.append(":");

         buffer.append(nullSafeStr(driverMinorVersion));

         buffer.append(":");

         buffer.append(nullSafeStr(poolName));

         return buffer.toString();

     }

     private String nullSafeStr(Object value) {

         if (value == null) {

             return "na";

         }

         return value.toString();

     }

 }