AbstractExtensionInfo

java.lang.Object
- polyglot.frontend.AbstractExtensionInfo

All Implemented Interfaces:

ExtensionInfo

Direct Known Subclasses:

ParserlessJLExtensionInfo
```
public abstract class AbstractExtensionInfo
extends java.lang.Object
implements ExtensionInfo
```
This is an abstract ExtensionInfo.

Field Summary

Fields
Modifier and Type	Field and Description
`protected ClassFileLoader`	`classFileLoader`
`protected Compiler`	`compiler`
`protected java.util.List<javax.tools.JavaFileManager.Location>`	`default_locations`
`protected FileManager`	`extFM`
`protected NodeFactory`	`nf`
`protected Scheduler`	`scheduler`
`protected Stats`	`stats`
`protected TargetFactory`	`target_factory`
`protected TypeSystem`	`ts`

Constructor Summary

Constructors
Constructor and Description

AbstractExtensionInfo()

Constructors
Constructor and Description
`AbstractExtensionInfo()`

Method Summary

Methods
Modifier and Type	Method and Description
`ClassFileLoader`	`classFileLoader()` Produce a class factory for this language extension.
`void`	`cleanup()` Delete cached types and source files to reduce memory footprint.
`Compiler`	`compiler()`
`abstract java.lang.String`	`compilerName()` The name of the compiler for usage messages
`protected void`	`configureFileManager()`
`void`	`configureFileManagerForPostCompiler()` Configure the file manager for the post-compiler.
`ClassFile`	`createClassFile(javax.tools.FileObject f, byte[] code)` Create class file for a file object.
`protected FileManager`	`createFileManager()`
`FileSource`	`createFileSource(javax.tools.FileObject f, boolean user)` Deprecated.
`FileSource`	`createFileSource(javax.tools.FileObject fo, Source.Kind kind)` Create file source for a file object.
`protected abstract NodeFactory`	`createNodeFactory()` Create the node factory for this extension.
`protected Options`	`createOptions()`
`protected abstract Scheduler`	`createScheduler()` Create the scheduler for this extension.
`protected abstract TypeSystem`	`createTypeSystem()` Create the type system for this extension.
`abstract java.lang.String`	`defaultFileExtension()` The default extension that source files are expected to have.
`java.lang.String[]`	`defaultFileExtensions()` The default extensions that source files are expected to have.
`java.util.List<javax.tools.JavaFileManager.Location>`	`defaultLocations()` The set of locations to search for packages and class files when otherwise unspecified.
`FileManager`	`extFileManager()` Get the extension file mananger used by this extension.
`java.lang.String[]`	`fileExtensions()` Get the file name extension of source files.
`abstract Goal`	`getCompileGoal(Job job)` Return the goal for compiling a particular compilation unit.
`Options`	`getOptions()` Return an Options object, which will be given the command line to parse.
`Stats`	`getStats()` Return a Stats object to accumulate and report statistics.
`ToExt`	`getToExt(ExtensionInfo to_ext, Node n)` Get the ToExt extension object used for translating AST nodes to the to_ext language.
`void`	`initCompiler(Compiler compiler)` Initialize the extension with a particular compiler.
`protected abstract void`	`initTypeSystem()` Initialize the type system of this extension.
`JobExt`	`jobExt()` Get the job extension for this language extension.
`NodeFactory`	`nodeFactory()` Produce a node factory for this language extension.
`ExtensionInfo`	`outputExtensionInfo()` Produce an extension info object for the output language this extension translates to.
`abstract Parser`	`parser(java.io.Reader reader, FileSource source, ErrorQueue eq)` Get a parser for this language extension.
`Scheduler`	`scheduler()` Returns the pass scheduler.
`SourceLoader`	`sourceLoader()` Get the source file loader for this extension.
`TargetFactory`	`targetFactory()` Produce a target factory for this language extension.
`java.lang.String`	`toString()`
`TypeSystem`	`typeSystem()` Produce a type system for this language extension.
`abstract Version`	`version()` Report the version of the extension.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

- Field Detail
  - compiler
```
protected Compiler compiler
```
  - ts
```
protected TypeSystem ts
```
  - nf
```
protected NodeFactory nf
```
  - target_factory
```
protected TargetFactory target_factory
```
  - stats
```
protected Stats stats
```
  - scheduler
```
protected Scheduler scheduler
```
  - extFM
```
protected FileManager extFM
```
  - classFileLoader
```
protected ClassFileLoader classFileLoader
```
  - default_locations
```
protected java.util.List<javax.tools.JavaFileManager.Location> default_locations
```
- Constructor Detail
  - AbstractExtensionInfo
```
public AbstractExtensionInfo()
```
- Method Detail
  - getCompileGoal
```
public abstract Goal getCompileGoal(Job job)
```
    Description copied from interface: ExtensionInfo
    
    Return the goal for compiling a particular compilation unit. The goal may have subgoals on which it depends.
    
    Specified by:
    
    getCompileGoal in interface ExtensionInfo
  - compilerName
```
public abstract java.lang.String compilerName()
```
    Description copied from interface: ExtensionInfo
    
    The name of the compiler for usage messages
    
    Specified by:
    
    compilerName in interface ExtensionInfo
  - defaultFileExtension
```
public abstract java.lang.String defaultFileExtension()
```
    Description copied from interface: ExtensionInfo
    
    The default extension that source files are expected to have.
    
    Specified by:
    
    defaultFileExtension in interface ExtensionInfo
  - version
```
public abstract Version version()
```
    Description copied from interface: ExtensionInfo
    
    Report the version of the extension.
    
    Specified by:
    
    version in interface ExtensionInfo
  - getOptions
```
public Options getOptions()
```
    Description copied from interface: ExtensionInfo
    
    Return an Options object, which will be given the command line to parse.
    
    Specified by:
    
    getOptions in interface ExtensionInfo
  - createOptions
```
protected Options createOptions()
```
  - getStats
```
public Stats getStats()
```
    Return a Stats object to accumulate and report statistics.
    
    Specified by:
    
    getStats in interface ExtensionInfo
  - compiler
```
public Compiler compiler()
```
    Specified by:
    
    compiler in interface ExtensionInfo
  - initCompiler
```
public void initCompiler(Compiler compiler)
```
    Description copied from interface: ExtensionInfo
    
    Initialize the extension with a particular compiler. This must be called after the compiler is initialized, but before the compiler starts work.
    
    Specified by:
    
    initCompiler in interface ExtensionInfo
  - initTypeSystem
```
protected abstract void initTypeSystem()
```
    Initialize the type system of this extension.
  - fileExtensions
```
public java.lang.String[] fileExtensions()
```
    Description copied from interface: ExtensionInfo
    
    Get the file name extension of source files. This is either the language extension's default file name extension or the string passed in with the "-sx" command-line option.
    
    Specified by:
    
    fileExtensions in interface ExtensionInfo
  - defaultFileExtensions
```
public java.lang.String[] defaultFileExtensions()
```
    Description copied from interface: ExtensionInfo
    
    The default extensions that source files are expected to have. Defaults to an array containing defaultFileExtension
    
    Specified by:
    
    defaultFileExtensions in interface ExtensionInfo
  - sourceLoader
```
public SourceLoader sourceLoader()
```
    Description copied from interface: ExtensionInfo
    
    Get the source file loader for this extension.
    
    Specified by:
    
    sourceLoader in interface ExtensionInfo
  - targetFactory
```
public TargetFactory targetFactory()
```
    Description copied from interface: ExtensionInfo
    
    Produce a target factory for this language extension. The target factory is responsible for naming and opening output files given a package name and a class or source file name.
    
    Specified by:
    
    targetFactory in interface ExtensionInfo
  - createScheduler
```
protected abstract Scheduler createScheduler()
```
    Create the scheduler for this extension.
  - scheduler
```
public Scheduler scheduler()
```
    Description copied from interface: ExtensionInfo
    
    Returns the pass scheduler.
    
    Specified by:
    
    scheduler in interface ExtensionInfo
  - createTypeSystem
```
protected abstract TypeSystem createTypeSystem()
```
    Create the type system for this extension.
  - typeSystem
```
public TypeSystem typeSystem()
```
    Description copied from interface: ExtensionInfo
    
    Produce a type system for this language extension.
    
    Specified by:
    
    typeSystem in interface ExtensionInfo
  - createNodeFactory
```
protected abstract NodeFactory createNodeFactory()
```
    Create the node factory for this extension.
  - nodeFactory
```
public NodeFactory nodeFactory()
```
    Description copied from interface: ExtensionInfo
    
    Produce a node factory for this language extension.
    
    Specified by:
    
    nodeFactory in interface ExtensionInfo
  - jobExt
```
public JobExt jobExt()
```
    Description copied from interface: ExtensionInfo
    
    Get the job extension for this language extension. The job extension is used to extend the Job class without subtyping.
    
    Specified by:
    
    jobExt in interface ExtensionInfo
  - parser
```
public abstract Parser parser(java.io.Reader reader,
            FileSource source,
            ErrorQueue eq)
```
    Description copied from interface: ExtensionInfo
    
    Get a parser for this language extension.
    
    Specified by:
    
    parser in interface ExtensionInfo
  - toString
```
public java.lang.String toString()
```
    Overrides:
    
    toString in class java.lang.Object
  - createClassFile
```
public ClassFile createClassFile(javax.tools.FileObject f,
                        byte[] code)
                          throws java.io.IOException
```
    Description copied from interface: ExtensionInfo
    
    Create class file for a file object.
    
    Specified by:
    
    createClassFile in interface ExtensionInfo
    
    Throws:
    
    java.io.IOException
  - createFileSource
```
@Deprecated
public FileSource createFileSource(javax.tools.FileObject f,
                                     boolean user)
                            throws java.io.IOException
```
    Deprecated.
    
    Description copied from interface: ExtensionInfo
    
    Create file source for a file object.
    
    Specified by:
    
    createFileSource in interface ExtensionInfo
    
    Throws:
    
    java.io.IOException
  - createFileSource
```
public FileSource createFileSource(javax.tools.FileObject fo,
                          Source.Kind kind)
                            throws java.io.IOException
```
    Description copied from interface: ExtensionInfo
    
    Create file source for a file object.
    
    Specified by:
    
    createFileSource in interface ExtensionInfo
    
    Throws:
    
    java.io.IOException
  - extFileManager
```
public FileManager extFileManager()
```
    Description copied from interface: ExtensionInfo
    
    Get the extension file mananger used by this extension.
    
    Specified by:
    
    extFileManager in interface ExtensionInfo
  - createFileManager
```
protected FileManager createFileManager()
```
  - configureFileManager
```
protected void configureFileManager()
                             throws java.io.IOException
```
    Throws:
    
    java.io.IOException
  - configureFileManagerForPostCompiler
```
public void configureFileManagerForPostCompiler()
                                         throws java.io.IOException
```
    Configure the file manager for the post-compiler. This implementation constructs a classpath from the source output directory, the current directory, the classpath, and the bootclasspath.
    
    Specified by:
    
    configureFileManagerForPostCompiler in interface ExtensionInfo
    
    Throws:
    
    java.io.IOException
  - classFileLoader
```
public ClassFileLoader classFileLoader()
```
    Description copied from interface: ExtensionInfo
    
    Produce a class factory for this language extension.
    
    Specified by:
    
    classFileLoader in interface ExtensionInfo
  - getToExt
```
public ToExt getToExt(ExtensionInfo to_ext,
             Node n)
```
    Description copied from interface: ExtensionInfo
    
    Get the ToExt extension object used for translating AST nodes to the to_ext language.
    
    Specified by:
    
    getToExt in interface ExtensionInfo
  - outputExtensionInfo
```
public ExtensionInfo outputExtensionInfo()
```
    Description copied from interface: ExtensionInfo
    
    Produce an extension info object for the output language this extension translates to.
    
    Specified by:
    
    outputExtensionInfo in interface ExtensionInfo
  - cleanup
```
public void cleanup()
```
    Description copied from interface: ExtensionInfo
    
    Delete cached types and source files to reduce memory footprint.
    
    Specified by:
    
    cleanup in interface ExtensionInfo
  - defaultLocations
```
public java.util.List<javax.tools.JavaFileManager.Location> defaultLocations()
```
    Description copied from interface: ExtensionInfo
    
    The set of locations to search for packages and class files when otherwise unspecified. This provides some backward compatibility for code written prior to the FileManager API
    
    Specified by:
    
    defaultLocations in interface ExtensionInfo

Class AbstractExtensionInfo

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

compiler

ts

nf

target_factory

stats

scheduler

extFM

classFileLoader

default_locations

Constructor Detail

AbstractExtensionInfo

Method Detail

getCompileGoal

compilerName

defaultFileExtension

version

getOptions

createOptions

getStats

compiler

initCompiler

initTypeSystem

fileExtensions

defaultFileExtensions

sourceLoader

targetFactory

createScheduler

scheduler

createTypeSystem

typeSystem

createNodeFactory

nodeFactory

jobExt

parser

toString

createClassFile

createFileSource

createFileSource

extFileManager

createFileManager

configureFileManager

configureFileManagerForPostCompiler

classFileLoader

getToExt

outputExtensionInfo

cleanup

defaultLocations