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org.lucane.common.concepts
Class PluginConcept  view PluginConcept download PluginConcept.java

java.lang.Object
  extended byorg.lucane.common.concepts.Concept
      extended byorg.lucane.common.concepts.PluginConcept
All Implemented Interfaces:
java.io.Serializable

public class PluginConcept
extends Concept


Field Summary
private  java.lang.String version
           
 
Fields inherited from class org.lucane.common.concepts.Concept
description, name
 
Constructor Summary
PluginConcept(java.lang.String name, java.lang.String version)
           
 
Method Summary
 boolean equals(java.lang.Object o)
          Determine whether this Object is semantically equal to another Object.
 java.lang.String getVersion()
           
 
Methods inherited from class org.lucane.common.concepts.Concept
getDescription, getName, setDescription, toString
 
Methods inherited from class java.lang.Object
clone, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Field Detail

version

private java.lang.String version
Constructor Detail

PluginConcept

public PluginConcept(java.lang.String name,
                     java.lang.String version)
Method Detail

getVersion

public java.lang.String getVersion()

equals

public boolean equals(java.lang.Object o)
Description copied from class: java.lang.Object
Determine whether this Object is semantically equal to another Object.

There are some fairly strict requirements on this method which subclasses must follow:

  • It must be transitive. If a.equals(b) and b.equals(c), then a.equals(c) must be true as well.
  • It must be symmetric. a.equals(b) and b.equals(a) must have the same value.
  • It must be reflexive. a.equals(a) must always be true.
  • It must be consistent. Whichever value a.equals(b) returns on the first invocation must be the value returned on all later invocations.
  • a.equals(null) must be false.
  • It must be consistent with hashCode(). That is, a.equals(b) must imply a.hashCode() == b.hashCode(). The reverse is not true; two objects that are not equal may have the same hashcode, but that has the potential to harm hashing performance.

This is typically overridden to throw a java.lang.ClassCastException if the argument is not comparable to the class performing the comparison, but that is not a requirement. It is legal for a.equals(b) to be true even though a.getClass() != b.getClass(). Also, it is typical to never cause a java.lang.NullPointerException.

In general, the Collections API (java.util) use the equals method rather than the == operator to compare objects. However, java.util.IdentityHashMap is an exception to this rule, for its own good reasons.

The default implementation returns this == o.