grammarscope.io.print

Class TreePrinter<T extends ITreeNode<T>>

java.lang.Object

grammarscope.io.print.TreePrinter<T>

Direct Known Subclasses:

AnnotatedTreePrinter

public class TreePrinter<T extends ITreeNode<T>>
extends java.lang.Object

Common utilities

Author:

Stanford, Bernard Bou [1313ou@gmail.com]

Field Summary

Fields

Modifier and Type	Field and Description
static long	ALL_ANNOTATIONS
static long	ANNOTATIONS
static long	COLLAPSE
static long	FULL
static long	INDEX
static char	LEAF_TAG1
static char	LEAF_TAG2
static char	NODE_TAG1
static char	NODE_TAG2
static long	SCORE
static java.text.NumberFormat	SCORE_FORMAT
static char	SCORE_TAG1
static char	SCORE_TAG2
static long	TAG_LEAVES
static long	TAG_NODES
static long	VALUE
static long	WORD

Constructor Summary

Constructors

Constructor and Description
TreePrinter()

Method Summary

Modifier and Type	Method and Description
protected java.lang.StringBuffer	appendAnnotations(java.lang.StringBuffer sb, ILabel l) Append annotations to string buffer
protected java.lang.StringBuffer	appendAnnotationsFull(java.lang.StringBuffer sb, ILabel l) Append all annotations to string buffer
private static java.lang.StringBuffer	appendIndex(java.lang.StringBuffer sb, ILabel l) Append index to string buffer
protected java.lang.StringBuffer	appendLabel(java.lang.StringBuffer sb, ILabel l, boolean isLeaf, long format) Append label to string buffer as per format
protected java.lang.StringBuffer	appendNode(java.lang.StringBuffer sb, T tree, long format) Append label to string buffer as per format
protected java.lang.StringBuffer	appendScore(java.lang.StringBuffer sb, T tree) Append score to string buffer
private java.lang.StringBuffer	appendTree(java.lang.StringBuffer sb, T tree, int indentLevel, boolean parentLabelNull, boolean firstSibling, boolean leftSiblingPreTerminal, boolean topLevel, long format) Append node to string buffer, implementing Penn Treebank style layout
private java.lang.StringBuffer	appendTree1(java.lang.StringBuffer sb, T t, long format) Append tree to string buffer (no line break)
private static java.lang.StringBuffer	indent(java.lang.StringBuffer sb, int n) Indent
protected boolean	isLeaf(T t) Is leaf
private boolean	isPreTerminal(T t) Is preterminal
java.lang.String	print(T tree, long format) String for treegraph

Methods inherited from class java.lang.Object

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

Field Detail

NODE_TAG1

public static final char NODE_TAG1

See Also:

Constant Field Values

NODE_TAG2

public static final char NODE_TAG2

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Constant Field Values

LEAF_TAG1

public static final char LEAF_TAG1

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Constant Field Values

LEAF_TAG2

public static final char LEAF_TAG2

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Constant Field Values

SCORE_TAG1

public static final char SCORE_TAG1

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Constant Field Values

SCORE_TAG2

public static final char SCORE_TAG2

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Constant Field Values

SCORE_FORMAT

public static final java.text.NumberFormat SCORE_FORMAT

WORD

public static final long WORD

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Constant Field Values

VALUE

public static final long VALUE

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Constant Field Values

INDEX

public static final long INDEX

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Constant Field Values

ANNOTATIONS

public static final long ANNOTATIONS

See Also:

Constant Field Values

ALL_ANNOTATIONS

public static final long ALL_ANNOTATIONS

See Also:

Constant Field Values

SCORE

public static final long SCORE

See Also:

Constant Field Values

COLLAPSE

public static final long COLLAPSE

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Constant Field Values

TAG_LEAVES

public static final long TAG_LEAVES

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Constant Field Values

TAG_NODES

public static final long TAG_NODES

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Constant Field Values

FULL

public static final long FULL

See Also:

Constant Field Values

Constructor Detail

TreePrinter

public TreePrinter()

Method Detail

print

public java.lang.String print(T tree,
                              long format)

String for treegraph

Parameters:

tree - treegraph

format - format

Returns:

treegraph string

appendTree

private java.lang.StringBuffer appendTree(java.lang.StringBuffer sb,
                                          T tree,
                                          int indentLevel,
                                          boolean parentLabelNull,
                                          boolean firstSibling,
                                          boolean leftSiblingPreTerminal,
                                          boolean topLevel,
                                          long format)

Append node to string buffer, implementing Penn Treebank style layout

Parameters:

sb - string buffer

tree - tree

indentLevel - indent level

parentLabelNull - whether parent label is null

firstSibling - whether tree is first sibling

leftSiblingPreTerminal - whether tree is left sibling preterminal

topLevel - whether tree is top level

format - format guidelines

Returns:

sb author Stanford Parser authors author Bernard Bou for revision

appendTree1

private java.lang.StringBuffer appendTree1(java.lang.StringBuffer sb,
                                           T t,
                                           long format)

Append tree to string buffer (no line break)

Parameters:

sb - string buffer

t - tree

format - format guidelines

Returns:

sb

appendNode

protected java.lang.StringBuffer appendNode(java.lang.StringBuffer sb,
                                            T tree,
                                            long format)

Append label to string buffer as per format

Parameters:

sb - string buffer

tree - tree

format - format

Returns:

input string sb

appendLabel

protected java.lang.StringBuffer appendLabel(java.lang.StringBuffer sb,
                                             ILabel l,
                                             boolean isLeaf,
                                             long format)

Append label to string buffer as per format

Parameters:

sb - string buffer

l - label

isLeaf - whether it is leaf

format - format

Returns:

input string sb

appendIndex

private static java.lang.StringBuffer appendIndex(java.lang.StringBuffer sb,
                                                  ILabel l)

Append index to string buffer

Parameters:

sb - string buffer

l - label

Returns:

input string sb

appendAnnotations

protected java.lang.StringBuffer appendAnnotations(java.lang.StringBuffer sb,
                                                   ILabel l)

Append annotations to string buffer

Parameters:

sb - string buffer

l - label

Returns:

input string sb

appendAnnotationsFull

protected java.lang.StringBuffer appendAnnotationsFull(java.lang.StringBuffer sb,
                                                       ILabel l)

Append all annotations to string buffer

Parameters:

sb - string buffer

l - label

Returns:

input string sb

appendScore

protected java.lang.StringBuffer appendScore(java.lang.StringBuffer sb,
                                             T tree)

Append score to string buffer

Parameters:

sb - string buffer

tree - tree

Returns:

input string sb

indent

private static java.lang.StringBuffer indent(java.lang.StringBuffer sb,
                                             int n)

Indent

Parameters:

sb - string buffer

n - number of indents

Returns:

sb

isPreTerminal

private boolean isPreTerminal(T t)

Is preterminal

Parameters:

t - tree

Returns:

true if tree is preterminal

isLeaf

protected boolean isLeaf(T t)

Is leaf

Parameters:

t - tree

Returns:

true if tree is leaf