Package com.yahoo.config.codegen

Class DefParser

java.lang.Object

com.yahoo.config.codegen.DefParser

public class DefParser
extends Object

This class generates a tree of CNodes from a .def file.

Author:

gjoranv, hmusum

Field Summary

Fields

Modifier and Type	Field	Description
static final String	DEFAULT_PACKAGE_PREFIX
static final Pattern	namespacePattern
static final Pattern	packagePattern
static final Pattern	versionPattern

Constructor Summary

Constructors

Constructor	Description
DefParser(String name, Reader defReader)	Creates a new parser for a .def file with the given name and that can be accessed by the given reader.

Method Summary

Modifier and Type	Method	Description
static void	dumpTree(CNode root, String indent)	For debugging - dump the tree from the given root to System.out.
NormalizedDefinition	getNormalizedDefinition()
InnerCNode	getTree()	Parses the .def file upon the initial call.

Methods inherited from class java.lang.Object

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

Field Details

DEFAULT_PACKAGE_PREFIX

public static final String DEFAULT_PACKAGE_PREFIX

See Also:

• Constant Field Values

versionPattern

public static final Pattern versionPattern

namespacePattern

public static final Pattern namespacePattern

packagePattern

public static final Pattern packagePattern

Constructor Details

DefParser

public DefParser(String name,
 Reader defReader)

Creates a new parser for a .def file with the given name and that can be accessed by the given reader.

Parameters:

name - The name of the .def file (not including the '.def' suffix).

defReader - A reader to the .def file.

Method Details

getTree

public InnerCNode getTree()
                   throws CodegenRuntimeException

Parses the .def file upon the initial call. Subsequent calls returns the result from the initial call.

Returns:

A tree of CNodes representing this instance's .def file.

Throws:

CodegenRuntimeException - upon errors.

getNormalizedDefinition

public NormalizedDefinition getNormalizedDefinition()

dumpTree

public static void dumpTree(CNode root,
 String indent)

For debugging - dump the tree from the given root to System.out.