/*
* Copyright 2013 the original author or authors.
*
* 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 org.springframework.xd.dirt.core;
import java.util.ArrayList;
import java.util.List;
import org.springframework.util.Assert;
//import org.springframework.xd.module.ModuleDefinition;
/**
* Represents the base model for a data flow in the system. Every Spring XD definition is represented by at least a
* <code>name</code (which also uniquely identifies the definition). Each definition also has a <code>definition</code>
* property which contains a String value representing the DSL to create the respective definition.
*
* @author Gunnar Hillert
* @since 1.0
*/
public abstract class BaseDefinition implements Comparable<BaseDefinition> {
/**
* A String representation of the desired data flow, expressed in the XD DSL.
*/
private String definition;
/**
* A unique name given to that Spring XD definition.
*/
private String name;
/**
* The list of modules that are derived from parsing the definition
*/
// private List<ModuleDefinition> moduleDefinitions = new ArrayList<ModuleDefinition>();
protected BaseDefinition() {
// no-arg constructor for serialization
}
/**
* Create a new definition. By default this will not be deployed.
*
* @param name the name
* @param definition the definition
*/
public BaseDefinition(String name, String definition) {
Assert.hasText(name, "Name can not be empty");
Assert.hasText(definition, "Definition can not be empty");
this.name = name;
this.definition = definition;
}
/**
* Returns a String representation of the desired data flow, expressed in the XD DSL.
*/
public String getDefinition() {
return definition;
}
/**
* Returns a unique name given to that stream definition.
*/
public String getName() {
return name;
}
// public void setModuleDefinitions(List<ModuleDefinition> moduleDefinitions) {
// this.moduleDefinitions = moduleDefinitions;
// }
//
// public List<ModuleDefinition> getModuleDefinitions() {
// return this.moduleDefinitions;
// }
@Override
public String toString() {
return "BaseDefinition [definition=" + definition + ", name=" + name
+ "]";
}
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result
+ ((definition == null) ? 0 : definition.hashCode());
result = prime * result + ((name == null) ? 0 : name.hashCode());
return result;
}
@Override
public boolean equals(Object obj) {
if (this == obj)
return true;
if (obj == null)
return false;
if (getClass() != obj.getClass())
return false;
BaseDefinition other = (BaseDefinition) obj;
if (definition == null) {
if (other.definition != null)
return false;
}
else if (!definition.equals(other.definition))
return false;
if (name == null) {
if (other.name != null)
return false;
}
else if (!name.equals(other.name))
return false;
return true;
}
@Override
public int compareTo(BaseDefinition otherBaseDefinition) {
return this.name.compareTo(otherBaseDefinition.name);
}
}