org.eclipse.aether.metadata

Class AbstractMetadata

java.lang.Object

org.eclipse.aether.metadata.AbstractMetadata

All Implemented Interfaces:

Metadata

Direct Known Subclasses:

DefaultMetadata

public abstract class AbstractMetadata
extends java.lang.Object
implements Metadata

A skeleton class for metadata.

Nested Class Summary

Nested classes/interfaces inherited from interface org.eclipse.aether.metadata.Metadata

Metadata.Nature

Constructor Summary

Constructors

Constructor and Description
AbstractMetadata()

Method Summary

Modifier and Type	Method and Description
protected static java.util.Map<java.lang.String,java.lang.String>	copyProperties(java.util.Map<java.lang.String,java.lang.String> properties) Copies the specified metadata properties.
private static <T> boolean	eq(T s1, T s2)
boolean	equals(java.lang.Object obj) Compares this metadata with the specified object.
java.lang.String	getProperty(java.lang.String key, java.lang.String defaultValue) Gets the specified property.
private static int	hash(java.lang.Object obj)
int	hashCode() Returns a hash code for this metadata.
private Metadata	newInstance(java.util.Map<java.lang.String,java.lang.String> properties, java.io.File file)
Metadata	setFile(java.io.File file) Sets the file of the metadata.
Metadata	setProperties(java.util.Map<java.lang.String,java.lang.String> properties) Sets the properties for the metadata.
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.eclipse.aether.metadata.Metadata

getArtifactId, getFile, getGroupId, getNature, getProperties, getType, getVersion

Constructor Detail

AbstractMetadata

public AbstractMetadata()

Method Detail

newInstance

private Metadata newInstance(java.util.Map<java.lang.String,java.lang.String> properties,
                             java.io.File file)

setFile

public Metadata setFile(java.io.File file)

Description copied from interface: Metadata

Sets the file of the metadata.

Specified by:

setFile in interface Metadata

Parameters:

file - The file of the metadata, may be null

Returns:

The new metadata, never null.

setProperties

public Metadata setProperties(java.util.Map<java.lang.String,java.lang.String> properties)

Description copied from interface: Metadata

Sets the properties for the metadata.

Specified by:

setProperties in interface Metadata

Parameters:

properties - The properties for the metadata, may be null.

Returns:

The new metadata, never null.

getProperty

public java.lang.String getProperty(java.lang.String key,
                                    java.lang.String defaultValue)

Description copied from interface: Metadata

Gets the specified property.

Specified by:

getProperty in interface Metadata

Parameters:

key - The name of the property, must not be null.

defaultValue - The default value to return in case the property is not set, may be null.

Returns:

The requested property value or null if the property is not set and no default value was provided.

copyProperties

protected static java.util.Map<java.lang.String,java.lang.String> copyProperties(java.util.Map<java.lang.String,java.lang.String> properties)

Copies the specified metadata properties. This utility method should be used when creating new metadata instances with caller-supplied properties.

Parameters:

properties - The properties to copy, may be null.

Returns:

The copied and read-only properties, never null.

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

equals

public boolean equals(java.lang.Object obj)

Compares this metadata with the specified object.

Overrides:

equals in class java.lang.Object

Parameters:

obj - The object to compare this metadata against, may be null.

Returns:

true if and only if the specified object is another Metadata with equal coordinates, type, nature, properties and file, false otherwise.

eq

private static <T> boolean eq(T s1,
                              T s2)

hashCode

public int hashCode()

Returns a hash code for this metadata.

Overrides:

hashCode in class java.lang.Object

Returns:

A hash code for the metadata.

hash

private static int hash(java.lang.Object obj)