org.apache.commons.attributes
Class AttributeIndex

java.lang.Object
  org.apache.commons.attributes.AttributeIndex

public class AttributeIndex
extends java.lang.Object

An index providing a list of elements with given attributes. This requires that the attribute is Indexed and that the attribute indexer tool has been run on the jar file containing the classes.

Since:

2.1

Nested Class Summary

static class	AttributeIndex.ConstructorParameter A constructor parameter.
private static class	AttributeIndex.IndexNode
static class	AttributeIndex.MethodParameter Reference to a method parameter.

Field Summary

private java.lang.ClassLoader	classLoader
private java.util.HashMap	index

Constructor Summary

AttributeIndex(java.lang.ClassLoader cl)
Creates a new AttributeIndex for the given ClassLoader.

Method Summary

private void	addClass(java.lang.String clazzName) Add a class to the index.
private void	addIndex(java.util.Collection attributes, java.lang.Class clazz)
private void	addIndex(java.util.Collection attributes, java.lang.reflect.Constructor constructor)
private void	addIndex(java.util.Collection attributes, java.lang.reflect.Constructor ctor, int parameter)
private void	addIndex(java.util.Collection attributes, java.lang.reflect.Field field)
private void	addIndex(java.util.Collection attributes, java.lang.reflect.Method method)
private void	addIndex(java.util.Collection attributes, java.lang.reflect.Method method, int parameter)
private void	addReturnIndex(java.util.Collection attributes, java.lang.reflect.Method method)
java.util.Collection	getClasses(java.lang.Class attributeClass) Gets a Collection of the Classes that have an attribute of the specified class.
java.util.Collection	getClassesWithAttribute(java.lang.Class attributeClass) Deprecated. Use the getClasses(Class) method instead.
java.util.Collection	getClassesWithAttribute(java.lang.String attributeClass) Deprecated. Use the getClasses(Class) method instead.
java.util.Collection	getConstructorParameters(java.lang.Class attributeClass) Gets a Collection of the ConstructorParameters that have an attribute of the specified class.
java.util.Collection	getConstructors(java.lang.Class attributeClass) Gets a Collection of the Constructors that have an attribute of the specified class.
java.util.Collection	getFields(java.lang.Class attributeClass) Gets a Collection of the Fields that have an attribute of the specified class.
java.util.Collection	getMethodParameters(java.lang.Class attributeClass) Gets a Collection of the MethodParameters that have an attribute of the specified class.
java.util.Collection	getMethods(java.lang.Class attributeClass) Gets a Collection of the Methods that have an attribute of the specified class.
java.util.Collection	getMethodsReturning(java.lang.Class attributeClass) Gets a Collection of the Methods whose return value has an attribute of the specified class.
private AttributeIndex.IndexNode	getNode(java.lang.Class attributeClass)
private void	loadFromURL(java.net.URL url) Load the attrs.index from a given URL.

Methods inherited from class java.lang.Object

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

Field Detail

index

private final java.util.HashMap index

classLoader

private final java.lang.ClassLoader classLoader

Constructor Detail

AttributeIndex

public AttributeIndex(java.lang.ClassLoader cl)
               throws java.lang.Exception

Creates a new AttributeIndex for the given ClassLoader.

Throws:

java.lang.Exception

Since:

2.1

Method Detail

getNode

private AttributeIndex.IndexNode getNode(java.lang.Class attributeClass)

addIndex

private void addIndex(java.util.Collection attributes,
                      java.lang.Class clazz)

addIndex

private void addIndex(java.util.Collection attributes,
                      java.lang.reflect.Field field)

addIndex

private void addIndex(java.util.Collection attributes,
                      java.lang.reflect.Method method)

addIndex

private void addIndex(java.util.Collection attributes,
                      java.lang.reflect.Constructor constructor)

addReturnIndex

private void addReturnIndex(java.util.Collection attributes,
                            java.lang.reflect.Method method)

addIndex

private void addIndex(java.util.Collection attributes,
                      java.lang.reflect.Method method,
                      int parameter)

addIndex

private void addIndex(java.util.Collection attributes,
                      java.lang.reflect.Constructor ctor,
                      int parameter)

addClass

private void addClass(java.lang.String clazzName)
               throws java.lang.Exception

Add a class to the index.

Throws:

java.lang.Exception

loadFromURL

private void loadFromURL(java.net.URL url)
                  throws java.lang.Exception

Load the attrs.index from a given URL.

Throws:

java.lang.Exception

Since:

2.1

getClassesWithAttribute

public java.util.Collection getClassesWithAttribute(java.lang.String attributeClass)

Deprecated. Use the getClasses(Class) method instead.

Gets a Collection of the classes that have an attribute of the specified class. The Collection contains the class names (String).

Since:

2.1

getClassesWithAttribute

public java.util.Collection getClassesWithAttribute(java.lang.Class attributeClass)

Deprecated. Use the getClasses(Class) method instead.

Gets a Collection of the classes that have an attribute of the specified class. The Collection contains the class names (String).

getClasses

public java.util.Collection getClasses(java.lang.Class attributeClass)

Gets a Collection of the Classes that have an attribute of the specified class. The Collection contains the classes (Class).

Since:

2.1

getMethods

public java.util.Collection getMethods(java.lang.Class attributeClass)

Gets a Collection of the Methods that have an attribute of the specified class. The Collection contains the methods (java.lang.reflect.Method).

Since:

2.1

getMethodsReturning

public java.util.Collection getMethodsReturning(java.lang.Class attributeClass)

Gets a Collection of the Methods whose return value has an attribute of the specified class. The Collection contains the methods (java.lang.reflect.Method).

Since:

2.1

getFields

public java.util.Collection getFields(java.lang.Class attributeClass)

Gets a Collection of the Fields that have an attribute of the specified class. The Collection contains the methods (java.lang.reflect.Field).

Since:

2.1

getConstructors

public java.util.Collection getConstructors(java.lang.Class attributeClass)

Gets a Collection of the Constructors that have an attribute of the specified class. The Collection contains the methods (java.lang.reflect.Constructor).

Since:

2.1

getConstructorParameters

public java.util.Collection getConstructorParameters(java.lang.Class attributeClass)

Gets a Collection of the ConstructorParameters that have an attribute of the specified class. The Collection contains the methods (AttributeIndex.ConstructorParameter).

Since:

2.1

getMethodParameters

public java.util.Collection getMethodParameters(java.lang.Class attributeClass)

Gets a Collection of the MethodParameters that have an attribute of the specified class. The Collection contains the methods (AttributeIndex.MethodParameter).

Since:

2.1