Mercurial > hg > graal-jvmci-8

annotate src/share/tools/IdealGraphVisualizer/Text Editor/src/at/ssw/visualizer/texteditor/model/Scanner.java @ 2843:6960cc79f664

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
IdealGraphVisualizer: Import editor component from C1XVisualizer
author Peter Hofer <peter.hofer@jku.at>
date Wed, 01 Jun 2011 15:22:40 +0200
parents
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
2843
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
1 package at.ssw.visualizer.texteditor.model;
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
2
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
3 import java.util.BitSet;
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
4 import java.util.Set;
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
5 import java.util.logging.Level;
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
6 import java.util.logging.Logger;
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
7 import javax.swing.text.BadLocationException;
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
8 import javax.swing.text.Document;
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
9 import org.netbeans.editor.Syntax;
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
10 import org.netbeans.editor.TokenContextPath;
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
11
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
12 /**
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
13 * The implementing class must specify the used <code> TokenID</code>s and
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
14 * implement the scanner for the specified text.
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
15 *
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
16 * @author Alexander Reder
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
17 * @author Christian Wimmer
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
18 */
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
19 public abstract class Scanner extends Syntax {
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
20 protected static final int EOF = 0;
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
21 protected static final BitSet DIGIT = charsOf("0123456789");
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
22 protected static final BitSet HEX = charsOf("0123456789abcdefABCDEF");
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
23 protected static final BitSet LETTER = charsOf("_abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ");
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
24 protected static final BitSet LETTER_DIGIT = charsOf("0123456789_abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ");
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
25 protected static final BitSet LC_LETTER = charsOf("_abcdefghijklmnopqrstuvwxyz");
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
26 protected static final BitSet LC_LETTER_DIGIT = charsOf("0123456789_abcdefghijklmnopqrstuvwxyz");
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
27
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
28 protected static BitSet charsOf(String s) {
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
29 BitSet result = new BitSet();
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
30 for (int i = 0; i < s.length(); i++) {
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
31 result.set(s.charAt(i));
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
32 }
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
33 return result;
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
34 }
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
35
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
36 protected BitSet whitespace;
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
37 protected char ch;
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
38
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
39 public Scanner(String whitespace, TokenContextPath tokenContextPath) {
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
40 this.whitespace = charsOf(whitespace);
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
41 this.whitespace.set(EOF);
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
42
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
43 this.tokenContextPath = tokenContextPath;
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
44 }
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
45
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
46 public void setText(Document document) {
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
47 try {
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
48 setText(document.getText(0, document.getLength()), 0, document.getLength());
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
49 } catch (BadLocationException ex) {
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
50 Logger logger = Logger.getLogger(Scanner.class.getName());
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
51 logger.log(Level.SEVERE, ex.getMessage(), ex);
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
52 }
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
53 }
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
54
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
55 public void setText(String s, int offset, int length) {
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
56 this.buffer = s.toCharArray();
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
57 this.offset = offset;
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
58 this.tokenOffset = offset;
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
59 this.stopOffset = Math.min(buffer.length, offset + length);
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
60 }
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
61
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
62 public String getTokenString() {
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
63 return new String(buffer, getTokenOffset(), getTokenLength());
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
64 }
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
65
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
66 public void findTokenBegin(int offset) {
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
67 this.offset = Math.max(offset, 0);
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
68 findTokenBegin();
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
69 }
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
70
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
71 /**
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
72 * If offset is in a token this method will read backwards until a
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
73 * whitespace character occurs.
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
74 */
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
75 protected void findTokenBegin() {
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
76 if (offset >= stopOffset) {
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
77 offset = stopOffset - 1;
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
78 }
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
79
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
80 if (!whitespace.get(buffer[offset])) {
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
81 while (offset > 0 && !whitespace.get(buffer[offset - 1])) {
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
82 offset--;
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
83 }
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
84 }
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
85 ch = buffer[offset];
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
86 tokenOffset = offset;
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
87 }
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
88
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
89 /**
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
90 * Reads the next character.
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
91 */
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
92 protected void readNext() {
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
93 offset++;
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
94 if (offset < stopOffset) {
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
95 ch = buffer[offset];
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
96 } else {
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
97 ch = EOF;
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
98 }
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
99 }
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
100
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
101 protected boolean isWhitespace() {
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
102 boolean result = false;
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
103 while (whitespace.get(ch) && ch != EOF) {
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
104 result = true;
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
105 readNext();
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
106 }
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
107 return result;
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
108 }
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
109
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
110 /**
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
111 * Read to the next whitespace
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
112 */
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
113 protected void readToWhitespace() {
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
114 do {
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
115 readNext();
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
116 } while (!whitespace.get(ch));
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
117 }
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
118
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
119 private boolean readNextOrRestart(boolean result, boolean readNext) {
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
120 if (result) {
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
121 if (readNext) {
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
122 readNext();
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
123 }
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
124 } else {
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
125 offset = tokenOffset;
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
126 ch = buffer[offset];
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
127 }
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
128 return result;
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
129 }
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
130
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
131 protected boolean isKeyword(Set<String> keywords) {
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
132 int beginOffset = offset;
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
133 int endOffset = offset;
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
134 while (endOffset < stopOffset && !whitespace.get(buffer[endOffset])) {
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
135 endOffset++;
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
136 }
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
137 String word = new String(buffer, beginOffset, endOffset - beginOffset);
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
138 if (!keywords.contains(word)) {
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
139 return false;
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
140 }
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
141
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
142 offset = endOffset - 1;
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
143 readNext();
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
144 return true;
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
145 }
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
146
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
147 protected boolean expectEnd() {
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
148 return readNextOrRestart(whitespace.get(ch), false);
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
149 }
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
150
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
151 protected boolean expectEnd(char expected) {
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
152 return readNextOrRestart(ch == expected, false) && offset + 1 < stopOffset && whitespace.get(buffer[offset + 1]);
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
153 }
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
154
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
155 protected boolean expectChar(char expected) {
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
156 return readNextOrRestart(ch == expected, true);
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
157 }
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
158
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
159 protected boolean expectChar(BitSet expected) {
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
160 return readNextOrRestart(expected.get(ch), true);
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
161 }
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
162
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
163 protected boolean expectChars(BitSet expected) {
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
164 while (expected.get(ch)) {
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
165 readNext();
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
166 }
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
167 return true;
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
168 }
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
169
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
170 protected boolean skipUntil(char expected) {
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
171 while (ch != expected && !whitespace.get(ch)) {
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
172 readNext();
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
173 }
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
174 return expectChar(expected);
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
175 }
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
176
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
177 protected boolean beforeChar(char before) {
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
178 int curOffset = offset - 1;
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
179 while (curOffset >= 0 && buffer[curOffset] != before && whitespace.get(buffer[curOffset])) {
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
180 curOffset--;
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
181 }
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
182 return curOffset >= 0 && buffer[curOffset] == before;
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
183 }
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
184
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
185 protected boolean beforeChars(BitSet before) {
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
186 int curOffset = offset - 1;
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
187 while (curOffset >= 0 && !before.get(buffer[curOffset]) && whitespace.get(buffer[curOffset])) {
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
188 curOffset--;
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
189 }
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
190 return curOffset >= 0 && before.get(buffer[curOffset]);
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
191 }
6960cc79f664 IdealGraphVisualizer: Import editor component from C1XVisualizer
Peter Hofer <peter.hofer@jku.at>
parents:
diff changeset
192 }