Package org.apache.felix.gogo.runtime

Class Closure

java.lang.Object

org.apache.felix.gogo.runtime.Closure

All Implemented Interfaces:

Evaluate, Function

public class Closure
extends Object
implements Function, Evaluate

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
private static class	Closure.WritableByteChannelImpl

Field Summary

Fields

Modifier and Type	Field	Description
private static final String	DEFAULT_LOCK
private Token	errTok
private Token	errTok2
private static final ThreadLocal<String>	location
static final String	LOCATION
private final Closure	parent
private List<Object>	parms
private List<Object>	parmv
static final String	PIPE_EXCEPTION
private final Parser.Program	program
private final Object	script
private final CommandSessionImpl	session
private final CharSequence	source

Constructor Summary

Constructors

Constructor	Description
Closure(CommandSessionImpl session, Closure parent, CharSequence source)
Closure(CommandSessionImpl session, Closure parent, Parser.Program program)

Method Summary

Modifier and Type	Method	Description
private Object	array(Parser.Array array)
private Object	assignment(String name, Object value)
private boolean	bareword(Token t, Object v)
ClassLoader	classLoader()
Path	currentDir()
(package private) static Object	eval(Object v)
Object	eval(Token t)
Object	eval(Token t, boolean convertNumeric)
private Object	execute(List<Object> values, Channel capturingOutput)
Object	execute(Parser.Executable executable)
Object	execute(CommandSession x, List<Object> values)	Execute this function and return the result.
Object	execute(CommandSession x, List<Object> values, Channel capturingOutput)
private Object	executeCmd(String scmd, List<Object> values)
private Object	executeMethod(Object cmd, List<Object> values)
Object	executeStatement(Parser.Statement statement)
Object	expr(Token expr)
Object	get(String name)
private Object	invoke(Object target, String name, List<Object> args)
protected boolean	isSet(String name, boolean def)
Object	put(String key, Object value)
CommandSessionImpl	session()
private Exception	setLocation(Exception e)
String	toString()
private void	trace2(String trace1, Object cmd, List<Object> values)

Methods inherited from class java.lang.Object

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

Field Details

LOCATION

public static final String LOCATION

See Also:

• Constant Field Values

PIPE_EXCEPTION

public static final String PIPE_EXCEPTION

See Also:

• Constant Field Values

DEFAULT_LOCK

private static final String DEFAULT_LOCK

See Also:

• Constant Field Values

location

private static final ThreadLocal<String> location

session

private final CommandSessionImpl session

parent

private final Closure parent

source

private final CharSequence source

program

private final Parser.Program program

script

private final Object script

errTok

private Token errTok

errTok2

private Token errTok2

parms

private List<Object> parms

parmv

private List<Object> parmv

Constructor Details

Closure

public Closure(CommandSessionImpl session,
 Closure parent,
 CharSequence source)
        throws Exception

Throws:

Exception

Closure

public Closure(CommandSessionImpl session,
 Closure parent,
 Parser.Program program)

Method Details

session

public CommandSessionImpl session()

setLocation

private Exception setLocation(Exception e)

execute

public Object execute(CommandSession x,
 List<Object> values)
               throws Exception

Description copied from interface: Function

Execute this function and return the result.

Specified by:

execute in interface Function

Parameters:

x - the session

values - the arguments

Returns:

the result from the execution.

Throws:

Exception - if anything goes terribly wrong

execute

public Object execute(CommandSession x,
 List<Object> values,
 Channel capturingOutput)
               throws Exception

Throws:

Exception

execute

private Object execute(List<Object> values,
 Channel capturingOutput)
                throws Exception

Throws:

Exception

eval

static Object eval(Object v)

eval

public Object eval(Token t)
            throws Exception

Specified by:

eval in interface Evaluate

Throws:

Exception

eval

public Object eval(Token t,
 boolean convertNumeric)
            throws Exception

Throws:

Exception

execute

public Object execute(Parser.Executable executable)
               throws Exception

Throws:

Exception

executeStatement

public Object executeStatement(Parser.Statement statement)
                        throws Exception

Throws:

Exception

trace2

private void trace2(String trace1,
 Object cmd,
 List<Object> values)

bareword

private boolean bareword(Token t,
 Object v)

executeCmd

private Object executeCmd(String scmd,
 List<Object> values)
                   throws Exception

Throws:

Exception

executeMethod

private Object executeMethod(Object cmd,
 List<Object> values)
                      throws Exception

Throws:

Exception

invoke

private Object invoke(Object target,
 String name,
 List<Object> args)
               throws Exception

Throws:

Exception

assignment

private Object assignment(String name,
 Object value)

expr

public Object expr(Token expr)

Specified by:

expr in interface Evaluate

array

private Object array(Parser.Array array)
              throws Exception

Throws:

Exception

get

public Object get(String name)

Specified by:

get in interface Evaluate

put

public Object put(String key,
 Object value)

Specified by:

put in interface Evaluate

currentDir

public Path currentDir()

Specified by:

currentDir in interface Evaluate

classLoader

public ClassLoader classLoader()

Specified by:

classLoader in interface Evaluate

isSet

protected boolean isSet(String name,
 boolean def)

toString

public String toString()

Overrides:

toString in class Object