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8 | 8 | package org.jd.gui.util.decompiler;
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9 | 9 |
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10 | 10 | public class LineNumberStringBuilderPrinter extends StringBuilderPrinter {
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11 |
| -protected boolean showLineNumbers = false; |
12 |
| - |
13 |
| -protected int maxLineNumber = 0; |
14 |
| -protected int digitCount = 0; |
15 |
| - |
16 |
| -protected String lineNumberBeginPrefix; |
17 |
| -protected String lineNumberEndPrefix; |
18 |
| -protected String unknownLineNumberPrefix; |
19 |
| - |
20 |
| -public void setShowLineNumbers(boolean showLineNumbers) { this.showLineNumbers = showLineNumbers; } |
21 |
| - |
22 |
| -protected int printDigit(int dcv, int lineNumber, int divisor, int left) { |
23 |
| -if (digitCount >= dcv) { |
24 |
| -if (lineNumber < divisor) { |
25 |
| -append(' '); |
26 |
| -} else { |
27 |
| -int e = (lineNumber-left) / divisor; |
28 |
| -append((char)('0' + e)); |
29 |
| -left += e*divisor; |
30 |
| -} |
31 |
| -} |
32 |
| - |
33 |
| -return left; |
34 |
| -} |
35 |
| - |
36 |
| -// --- Printer --- // |
37 |
| -@Override |
38 |
| -public void start(int maxLineNumber, int majorVersion, int minorVersion) { |
39 |
| -super.start(maxLineNumber, majorVersion, minorVersion); |
40 |
| - |
41 |
| -if (showLineNumbers) { |
42 |
| -this.maxLineNumber = maxLineNumber; |
43 |
| - |
44 |
| -if (maxLineNumber > 0) { |
45 |
| -digitCount = 1; |
46 |
| -unknownLineNumberPrefix = " "; |
47 |
| -int maximum = 9; |
48 |
| - |
49 |
| -while (maximum < maxLineNumber) { |
50 |
| -digitCount++; |
51 |
| -unknownLineNumberPrefix += ' '; |
52 |
| -maximum = maximum*10 + 9; |
53 |
| -} |
54 |
| - |
55 |
| -lineNumberBeginPrefix = "/* "; |
56 |
| -lineNumberEndPrefix = " */ "; |
57 |
| -} else { |
58 |
| -unknownLineNumberPrefix = ""; |
59 |
| -lineNumberBeginPrefix = ""; |
60 |
| -lineNumberEndPrefix = ""; |
61 |
| -} |
62 |
| -} else { |
63 |
| -this.maxLineNumber = 0; |
64 |
| -unknownLineNumberPrefix = ""; |
65 |
| -lineNumberBeginPrefix = ""; |
66 |
| -lineNumberEndPrefix = ""; |
67 |
| -} |
68 |
| -} |
69 |
| - |
70 |
| -@Override public void startLine(int lineNumber) { |
71 |
| -if (maxLineNumber > 0) { |
72 |
| -append(lineNumberBeginPrefix); |
73 |
| - |
74 |
| -if (lineNumber == UNKNOWN_LINE_NUMBER) { |
75 |
| -append(unknownLineNumberPrefix); |
76 |
| -} else { |
77 |
| -int left = 0; |
78 |
| - |
79 |
| -left = printDigit(5, lineNumber, 10000, left); |
80 |
| -left = printDigit(4, lineNumber, 1000, left); |
81 |
| -left = printDigit(3, lineNumber, 100, left); |
82 |
| -left = printDigit(2, lineNumber, 10, left); |
83 |
| -append((char)('0' + (lineNumber-left))); |
84 |
| -} |
85 |
| - |
86 |
| -append(lineNumberEndPrefix); |
87 |
| -} |
88 |
| - |
89 |
| -for (int i=0; i<indentationCount; i++) { |
90 |
| -append(TAB); |
91 |
| -} |
92 |
| -} |
93 |
| -@Override public void extraLine(int count) { |
94 |
| -if (realignmentLineNumber) { |
95 |
| -while (count-- > 0) { |
96 |
| -if (maxLineNumber > 0) { |
97 |
| -append(lineNumberBeginPrefix); |
98 |
| -append(unknownLineNumberPrefix); |
99 |
| -append(lineNumberEndPrefix); |
100 |
| -} |
101 |
| - |
102 |
| -append(NEWLINE); |
103 |
| -} |
104 |
| -} |
105 |
| -} |
| 11 | + protected boolean showLineNumbers = false; |
| 12 | + |
| 13 | + protected int maxLineNumber = 0; |
| 14 | + protected int digitCount = 0; |
| 15 | + |
| 16 | + protected String lineNumberBeginPrefix; |
| 17 | + protected String lineNumberEndPrefix; |
| 18 | + protected String unknownLineNumberPrefix; |
| 19 | + |
| 20 | + public void setShowLineNumbers(boolean showLineNumbers) { this.showLineNumbers = showLineNumbers; } |
| 21 | + |
| 22 | + protected int printDigit(int dcv, int lineNumber, int divisor, int left) { |
| 23 | + if (digitCount >= dcv) { |
| 24 | + if (lineNumber < divisor) { |
| 25 | + stringBuffer.append(' '); |
| 26 | + } else { |
| 27 | + int e = (lineNumber-left) / divisor; |
| 28 | + stringBuffer.append((char)('0' + e)); |
| 29 | + left += e*divisor; |
| 30 | + } |
| 31 | + } |
| 32 | + |
| 33 | + return left; |
| 34 | + } |
| 35 | + |
| 36 | + // --- Printer --- // |
| 37 | + @Override |
| 38 | + public void start(int maxLineNumber, int majorVersion, int minorVersion) { |
| 39 | + super.start(maxLineNumber, majorVersion, minorVersion); |
| 40 | + |
| 41 | + if (showLineNumbers) { |
| 42 | + this.maxLineNumber = maxLineNumber; |
| 43 | + |
| 44 | + if (maxLineNumber > 0) { |
| 45 | + digitCount = 1; |
| 46 | + unknownLineNumberPrefix = " "; |
| 47 | + int maximum = 9; |
| 48 | + |
| 49 | + while (maximum < maxLineNumber) { |
| 50 | + digitCount++; |
| 51 | + unknownLineNumberPrefix += ' '; |
| 52 | + maximum = maximum*10 + 9; |
| 53 | + } |
| 54 | + |
| 55 | + lineNumberBeginPrefix = "/* "; |
| 56 | + lineNumberEndPrefix = " */ "; |
| 57 | + } else { |
| 58 | + unknownLineNumberPrefix = ""; |
| 59 | + lineNumberBeginPrefix = ""; |
| 60 | + lineNumberEndPrefix = ""; |
| 61 | + } |
| 62 | + } else { |
| 63 | + this.maxLineNumber = 0; |
| 64 | + unknownLineNumberPrefix = ""; |
| 65 | + lineNumberBeginPrefix = ""; |
| 66 | + lineNumberEndPrefix = ""; |
| 67 | + } |
| 68 | + } |
| 69 | + |
| 70 | + @Override public void startLine(int lineNumber) { |
| 71 | + if (maxLineNumber > 0) { |
| 72 | + stringBuffer.append(lineNumberBeginPrefix); |
| 73 | + |
| 74 | + if (lineNumber == UNKNOWN_LINE_NUMBER) { |
| 75 | + stringBuffer.append(unknownLineNumberPrefix); |
| 76 | + } else { |
| 77 | + int left = 0; |
| 78 | + |
| 79 | + left = printDigit(5, lineNumber, 10000, left); |
| 80 | + left = printDigit(4, lineNumber, 1000, left); |
| 81 | + left = printDigit(3, lineNumber, 100, left); |
| 82 | + left = printDigit(2, lineNumber, 10, left); |
| 83 | + stringBuffer.append((char)('0' + (lineNumber-left))); |
| 84 | + } |
| 85 | + |
| 86 | + stringBuffer.append(lineNumberEndPrefix); |
| 87 | + } |
| 88 | + |
| 89 | + for (int i=0; i<indentationCount; i++) { |
| 90 | + stringBuffer.append(TAB); |
| 91 | + } |
| 92 | + } |
| 93 | + @Override public void extraLine(int count) { |
| 94 | + if (realignmentLineNumber) { |
| 95 | + while (count-- > 0) { |
| 96 | + if (maxLineNumber > 0) { |
| 97 | + stringBuffer.append(lineNumberBeginPrefix); |
| 98 | + stringBuffer.append(unknownLineNumberPrefix); |
| 99 | + stringBuffer.append(lineNumberEndPrefix); |
| 100 | + } |
| 101 | + |
| 102 | + stringBuffer.append(NEWLINE); |
| 103 | + } |
| 104 | + } |
| 105 | + } |
106 | 106 | }
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