com.ds.common.expression

类 JavaCharStream

java.lang.Object

com.ds.common.expression.JavaCharStream

public final class JavaCharStream
extends Object

An implementation of interface CharStream, where the stream is assumed to contain only ASCII characters (with java-like unicode escape processing).

字段概要

字段

限定符和类型	字段和说明
int	bufpos
static boolean	staticFlag

构造器概要

构造器

构造器和说明
JavaCharStream(InputStream dstream)
JavaCharStream(InputStream dstream, int startline, int startcolumn)
JavaCharStream(InputStream dstream, int startline, int startcolumn, int buffersize)
JavaCharStream(Reader dstream)
JavaCharStream(Reader dstream, int startline, int startcolumn)
JavaCharStream(Reader dstream, int startline, int startcolumn, int buffersize)

方法概要

限定符和类型	方法和说明
void	adjustBeginLineColumn(int newLine, int newCol) Method to adjust line and column numbers for the start of a token.
void	backup(int amount)
char	BeginToken()
void	Done()
int	getBeginColumn()
int	getBeginLine()
int	getColumn() 已过时。
int	getEndColumn()
int	getEndLine()
String	GetImage()
int	getLine() 已过时。
char[]	GetSuffix(int len)
char	readChar()
void	ReInit(InputStream dstream)
void	ReInit(InputStream dstream, int startline, int startcolumn)
void	ReInit(InputStream dstream, int startline, int startcolumn, int buffersize)
void	ReInit(Reader dstream)
void	ReInit(Reader dstream, int startline, int startcolumn)
void	ReInit(Reader dstream, int startline, int startcolumn, int buffersize)

从类继承的方法 java.lang.Object

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

字段详细资料

staticFlag

public static final boolean staticFlag

另请参阅:

常量字段值

bufpos

public int bufpos

构造器详细资料

JavaCharStream

public JavaCharStream(Reader dstream,
                      int startline,
                      int startcolumn,
                      int buffersize)

JavaCharStream

public JavaCharStream(Reader dstream,
                      int startline,
                      int startcolumn)

JavaCharStream

public JavaCharStream(Reader dstream)

JavaCharStream

public JavaCharStream(InputStream dstream,
                      int startline,
                      int startcolumn,
                      int buffersize)

JavaCharStream

public JavaCharStream(InputStream dstream,
                      int startline,
                      int startcolumn)

JavaCharStream

public JavaCharStream(InputStream dstream)

方法详细资料

BeginToken

public final char BeginToken()
                      throws IOException

抛出:

IOException

readChar

public final char readChar()
                    throws IOException

抛出:

IOException

getColumn

public final int getColumn()

已过时。

另请参阅:

getEndColumn()

getLine

public final int getLine()

已过时。

另请参阅:

getEndLine()

getEndColumn

public final int getEndColumn()

getEndLine

public final int getEndLine()

getBeginColumn

public final int getBeginColumn()

getBeginLine

public final int getBeginLine()

backup

public final void backup(int amount)

ReInit

public void ReInit(Reader dstream,
                   int startline,
                   int startcolumn,
                   int buffersize)

ReInit

public void ReInit(Reader dstream,
                   int startline,
                   int startcolumn)

ReInit

public void ReInit(Reader dstream)

ReInit

public void ReInit(InputStream dstream,
                   int startline,
                   int startcolumn,
                   int buffersize)

ReInit

public void ReInit(InputStream dstream,
                   int startline,
                   int startcolumn)

ReInit

public void ReInit(InputStream dstream)

GetImage

public final String GetImage()

GetSuffix

public final char[] GetSuffix(int len)

Done

public void Done()

adjustBeginLineColumn

public void adjustBeginLineColumn(int newLine,
                                  int newCol)

Method to adjust line and column numbers for the start of a token.