PrimaryKey (InterMine 5.0.0 API)

java.lang.Object
- org.intermine.metadata.PrimaryKey

```
public class PrimaryKey
extends java.lang.Object
```
Class representing a primary key as a list of field names

Author:

Andrew Varley, Mark Woodbridge

Constructor Summary

Constructors
Constructor Description

PrimaryKey(java.lang.String name, java.lang.String fields, ClassDescriptor cld)
Constructor

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`boolean`	`equals(java.lang.Object o)`
`ClassDescriptor`	`getClassDescriptor()`	Return the ClassDescriptor for class this key is defined for
`java.util.Set<java.lang.String>`	`getFieldNames()`	Return the Set of field names
`java.lang.String`	`getName()`	Return the name
`int`	`hashCode()`
`java.lang.String`	`toString()`

Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, wait, wait, wait

- Constructor Detail
  - PrimaryKey
```
public PrimaryKey(java.lang.String name,
                  java.lang.String fields,
                  ClassDescriptor cld)
```
    Constructor
    
    Parameters:
    
    name - the name to use for the primary key
    
    fields - a comma-delimited list of field names
    
    cld - the ClassDescriptor that this PrimaryKey refers to
- Method Detail
  - getName
```
public java.lang.String getName()
```
    Return the name
    
    Returns:
    
    name of this primary key
  - getClassDescriptor
```
public ClassDescriptor getClassDescriptor()
```
    Return the ClassDescriptor for class this key is defined for
    
    Returns:
    
    the class descriptor
  - getFieldNames
```
public java.util.Set<java.lang.String> getFieldNames()
```
    Return the Set of field names
    
    Returns:
    
    the Set of field names
  - equals
```
public boolean equals(java.lang.Object o)
```
    Overrides:
    
    equals in class java.lang.Object
  - hashCode
```
public int hashCode()
```
    Overrides:
    
    hashCode in class java.lang.Object
  - toString
```
public java.lang.String toString()
```
    Overrides:
    
    toString in class java.lang.Object