org.eclipse.equinox.internal.p2.metadata

Class ProvidedCapability

java.lang.Object

org.eclipse.equinox.internal.p2.metadata.ProvidedCapability

All Implemented Interfaces:

IMemberProvider, IProvidedCapability

public class ProvidedCapability
extends java.lang.Object
implements IProvidedCapability, IMemberProvider

Describes a capability as exposed or required by an installable unit

Field Summary

Fields

Modifier and Type	Field and Description
static java.lang.String	MEMBER_NAME Used for fast access from P2 queries to the getName() method
static java.lang.String	MEMBER_NAMESPACE Used for fast access from P2 queries to the getNamespace() method
static java.lang.String	MEMBER_PROPERTIES Used for fast access from P2 queries to the getProperties() method
static java.lang.String	MEMBER_VERSION Used for fast access from P2 queries to the getVersion() method

Fields inherited from interface org.eclipse.equinox.p2.metadata.IProvidedCapability

PROPERTY_VERSION

Constructor Summary

Constructors

Constructor and Description
ProvidedCapability(java.lang.String namespace, java.util.Map<java.lang.String,java.lang.Object> props)
ProvidedCapability(java.lang.String namespace, java.lang.String name, Version version)

Method Summary

Modifier and Type	Method and Description
boolean	equals(java.lang.Object other) Returns whether this provided capability is equal to the given object.
java.lang.Object	getMember(java.lang.String memberName) Returns the value for the specified member.
java.lang.String	getName()
java.lang.String	getNamespace()
java.util.Map<java.lang.String,java.lang.Object>	getProperties() A full description of this capability including the name and the version.
Version	getVersion()
int	hashCode()
java.lang.String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

MEMBER_NAMESPACE

public static final java.lang.String MEMBER_NAMESPACE

Used for fast access from P2 queries to the getNamespace() method

See Also:

Constant Field Values

MEMBER_NAME

public static final java.lang.String MEMBER_NAME

Used for fast access from P2 queries to the getName() method

See Also:

Constant Field Values

MEMBER_VERSION

public static final java.lang.String MEMBER_VERSION

Used for fast access from P2 queries to the getVersion() method

See Also:

Constant Field Values

MEMBER_PROPERTIES

public static final java.lang.String MEMBER_PROPERTIES

Used for fast access from P2 queries to the getProperties() method

See Also:

Constant Field Values

Constructor Detail

ProvidedCapability

public ProvidedCapability(java.lang.String namespace,
                          java.util.Map<java.lang.String,java.lang.Object> props)

ProvidedCapability

public ProvidedCapability(java.lang.String namespace,
                          java.lang.String name,
                          Version version)

Method Detail

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

equals

public boolean equals(java.lang.Object other)

Description copied from interface: IProvidedCapability

Returns whether this provided capability is equal to the given object. This method returns true if:

• Both this object and the given object are of type IProvidedCapability
• The result of IProvidedCapability.getNamespace() on both objects are equal
• The result of IProvidedCapability.getProperties() on both objects are equal

Specified by:

equals in interface IProvidedCapability

Overrides:

equals in class java.lang.Object

getNamespace

public java.lang.String getNamespace()

Specified by:

getNamespace in interface IProvidedCapability

Returns:

String the namespace of this capability.

getName

public java.lang.String getName()

Specified by:

getName in interface IProvidedCapability

Returns:

String the attribute stored under a key equal to the IProvidedCapability.getNamespace() attribute of this capability.

getVersion

public Version getVersion()

Specified by:

getVersion in interface IProvidedCapability

Returns:

String the special IProvidedCapability.PROPERTY_VERSION attribute of this capability.

getProperties

public java.util.Map<java.lang.String,java.lang.Object> getProperties()

Description copied from interface: IProvidedCapability

A full description of this capability including the name and the version.

Such a description can be used to match this capability with an LDAP filter for example.

Specified by:

getProperties in interface IProvidedCapability

Returns:

An unmodifiable map

getMember

public java.lang.Object getMember(java.lang.String memberName)

Description copied from interface: IMemberProvider

Returns the value for the specified member. Implementers can rely on that the memberName is a string that has been internalized using String.intern().

Specified by:

getMember in interface IMemberProvider

Parameters:

memberName - The name of the member

Returns:

The member value.