org.intermine.metadata
Class PrimaryKeyUtil

java.lang.Object
  org.intermine.metadata.PrimaryKeyUtil

public abstract class PrimaryKeyUtil
extends java.lang.Object

Utility methods for PrimaryKey objects.

Field Summary

protected static java.util.Map<java.lang.String,java.util.Properties>	modelKeys
protected static java.util.Map<ClassDescriptor,java.util.Map<java.lang.String,PrimaryKey>>	primaryKeyCache

Method Summary

static java.util.Properties	getKeyProperties(java.lang.String modelName) Return the Properties that specify the key fields for the classes in this Model
static java.util.Map<java.lang.String,PrimaryKey>	getPrimaryKeys(ClassDescriptor cld) Retrieve a map from key name to PrimaryKey object.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

modelKeys

protected static java.util.Map<java.lang.String,java.util.Properties> modelKeys

primaryKeyCache

protected static java.util.Map<ClassDescriptor,java.util.Map<java.lang.String,PrimaryKey>> primaryKeyCache

Method Detail

getPrimaryKeys

public static java.util.Map<java.lang.String,PrimaryKey> getPrimaryKeys(ClassDescriptor cld)

Retrieve a map from key name to PrimaryKey object. The Map contains all the primary keys that exist on a particular class, without performing any recursion.

Parameters:

cld - the ClassDescriptor to fetch primary keys for

Returns:

the Map from key names to PrimaryKeys

getKeyProperties

public static java.util.Properties getKeyProperties(java.lang.String modelName)

Return the Properties that specify the key fields for the classes in this Model

Parameters:

modelName - name of the model

Returns:

the relevant Properties