/**
    * Copyright 2010-2013 The Kuali Foundation
    *
    * Licensed under the Educational Community 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.opensource.org/licenses/ecl2.php
    *
   * 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 org.kuali.common.util.project.model;
  
  import java.util.Properties;
  
  import org.kuali.common.util.Assert;
  import org.kuali.common.util.ObjectUtils;
  import org.kuali.common.util.PropertyUtils;
  import org.kuali.common.util.identify.Identifiable;
  
  public final class ImmutableProject implements Project, Identifiable {
  
  	private final ProjectIdentifier identifier;
  	private final String version;
  	private final Properties properties;
  
  	private final String id;
  	private final int hashCode;
  
  	public ImmutableProject(ProjectIdentifier identifier, String version, Properties properties) {
  		// Make sure we are being configured correctly
  		Assert.noNulls(identifier, properties);
  		Assert.noBlanks(version);
  
  		// Finish setting things up
  		this.identifier = identifier;
  		this.version = version;
  		this.properties = PropertyUtils.toImmutable(properties);
  		this.id = identifier.getIdentifier() + ":" + version;
  		this.hashCode = identifier.hashCode();
  	}
  
  	public ImmutableProject(String groupId, String artifactId, String version, Properties properties) {
  		this(new ProjectIdentifier(groupId, artifactId), version, properties);
  	}
  
  	@Override
  	public String getGroupId() {
  		return identifier.getGroupId();
  	}
  
  	@Override
  	public String getArtifactId() {
  		return identifier.getArtifactId();
  	}
  
  	@Override
  	public String getVersion() {
  		return version;
  	}
  
  	@Override
  	public Properties getProperties() {
  		return properties;
  	}
  
  	@Override
  	public String getIdentifier() {
  		return id;
  	}
  
  	@Override
  	public String toString() {
  		return id;
  	}
  
  	@Override
  	public int hashCode() {
  		return hashCode;
  	}
  
  	@Override
  	public boolean equals(Object other) {
  		return ObjectUtils.equalsByToString(this, other);
  	}
  
  }