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com.dghda.kent
Class SimpleProvider  

java.lang.Object
  com.dghda.kent.SimpleProvider

All Implemented Interfaces:

com.dghda.module.ModuleProvider

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public class SimpleProvider

extends java.lang.Object

implements com.dghda.module.ModuleProvider

A class which loads modules from classes specified in a config file.

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Field Summary
private static java.lang.Class[]	CONSTRUCTOR_ARG_TYPES
static java.lang.String	DEFAULT_SIMPLE_PROVIDER_CONFIG_FILE
private  ReportEngine	m_Engine
private  java.util.TreeMap	m_Modules
static java.lang.String	SIMPLE_PROVIDER_CONFIG_FILE_PROPERTY

 

Constructor Summary

SimpleProvider(ReportEngine engine)           Create a new simple provider for the given report engine.

 

Method Summary
com.dghda.module.Module	getModule(java.lang.String id)           Returns the module instance with the given ID.
java.util.Iterator	getModuleIterator()           An iterator over all modules provided.
protected  void	readConfig(java.lang.String file, java.io.InputStream input)           Reads module classes from the given configuration file.

 

Methods inherited from class java.lang.Object

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

 

Field Detail

SIMPLE_PROVIDER_CONFIG_FILE_PROPERTY

public static final java.lang.String SIMPLE_PROVIDER_CONFIG_FILE_PROPERTY

See Also:

Constant Field Values

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DEFAULT_SIMPLE_PROVIDER_CONFIG_FILE

public static final java.lang.String DEFAULT_SIMPLE_PROVIDER_CONFIG_FILE

See Also:

Constant Field Values

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m_Engine

private ReportEngine m_Engine

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m_Modules

private java.util.TreeMap m_Modules

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CONSTRUCTOR_ARG_TYPES

private static final java.lang.Class[] CONSTRUCTOR_ARG_TYPES

Constructor Detail

SimpleProvider

public SimpleProvider(ReportEngine engine)

Create a new simple provider for the given report engine.

Method Detail

getModuleIterator

public java.util.Iterator getModuleIterator()

An iterator over all modules provided. The iterator returns instances of the Module interface.

Specified by:

getModuleIterator in interface com.dghda.module.ModuleProvider

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getModule

public com.dghda.module.Module getModule(java.lang.String id)

Returns the module instance with the given ID.

Specified by:

getModule in interface com.dghda.module.ModuleProvider

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readConfig

protected void readConfig(java.lang.String file,
                          java.io.InputStream input)
                   throws java.io.IOException

Reads module classes from the given configuration file. The configuration file consists of comments (lines starting with a #), and module classes. Specified classes are loaded and instantiated, if possible.

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