| author | joehw |
| Wed, 26 Jun 2019 05:49:59 +0000 | |
| changeset 55496 | 8e0ae3830fca |
| parent 47216 | 71c04702a3d5 |
| permissions | -rw-r--r-- |
| 6 | 1 |
/* |
2 |
* reserved comment block |
|
3 |
* DO NOT REMOVE OR ALTER! |
|
4 |
*/ |
|
|
44797
8b3b3b911b8a
8162572: Update License Header for all JAXP sources
joehw
parents:
25868
diff
changeset
|
5 |
/* |
|
8b3b3b911b8a
8162572: Update License Header for all JAXP sources
joehw
parents:
25868
diff
changeset
|
6 |
* Licensed to the Apache Software Foundation (ASF) under one or more |
|
8b3b3b911b8a
8162572: Update License Header for all JAXP sources
joehw
parents:
25868
diff
changeset
|
7 |
* contributor license agreements. See the NOTICE file distributed with |
|
8b3b3b911b8a
8162572: Update License Header for all JAXP sources
joehw
parents:
25868
diff
changeset
|
8 |
* this work for additional information regarding copyright ownership. |
|
8b3b3b911b8a
8162572: Update License Header for all JAXP sources
joehw
parents:
25868
diff
changeset
|
9 |
* The ASF licenses this file to You under the Apache License, Version 2.0 |
|
8b3b3b911b8a
8162572: Update License Header for all JAXP sources
joehw
parents:
25868
diff
changeset
|
10 |
* (the "License"); you may not use this file except in compliance with |
|
8b3b3b911b8a
8162572: Update License Header for all JAXP sources
joehw
parents:
25868
diff
changeset
|
11 |
* the License. You may obtain a copy of the License at |
|
8b3b3b911b8a
8162572: Update License Header for all JAXP sources
joehw
parents:
25868
diff
changeset
|
12 |
* |
|
8b3b3b911b8a
8162572: Update License Header for all JAXP sources
joehw
parents:
25868
diff
changeset
|
13 |
* http://www.apache.org/licenses/LICENSE-2.0 |
|
8b3b3b911b8a
8162572: Update License Header for all JAXP sources
joehw
parents:
25868
diff
changeset
|
14 |
* |
|
8b3b3b911b8a
8162572: Update License Header for all JAXP sources
joehw
parents:
25868
diff
changeset
|
15 |
* Unless required by applicable law or agreed to in writing, software |
|
8b3b3b911b8a
8162572: Update License Header for all JAXP sources
joehw
parents:
25868
diff
changeset
|
16 |
* distributed under the License is distributed on an "AS IS" BASIS, |
|
8b3b3b911b8a
8162572: Update License Header for all JAXP sources
joehw
parents:
25868
diff
changeset
|
17 |
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
|
8b3b3b911b8a
8162572: Update License Header for all JAXP sources
joehw
parents:
25868
diff
changeset
|
18 |
* See the License for the specific language governing permissions and |
|
8b3b3b911b8a
8162572: Update License Header for all JAXP sources
joehw
parents:
25868
diff
changeset
|
19 |
* limitations under the License. |
|
8b3b3b911b8a
8162572: Update License Header for all JAXP sources
joehw
parents:
25868
diff
changeset
|
20 |
*/ |
|
8b3b3b911b8a
8162572: Update License Header for all JAXP sources
joehw
parents:
25868
diff
changeset
|
21 |
|
| 6 | 22 |
package com.sun.org.apache.bcel.internal.util; |
23 |
||
| 46174 | 24 |
import java.io.FileOutputStream; |
25 |
import java.io.IOException; |
|
26 |
import java.io.PrintWriter; |
|
| 6 | 27 |
|
| 46174 | 28 |
import com.sun.org.apache.bcel.internal.Const; |
29 |
import com.sun.org.apache.bcel.internal.classfile.Attribute; |
|
30 |
import com.sun.org.apache.bcel.internal.classfile.Code; |
|
31 |
import com.sun.org.apache.bcel.internal.classfile.CodeException; |
|
32 |
import com.sun.org.apache.bcel.internal.classfile.ConstantPool; |
|
33 |
import com.sun.org.apache.bcel.internal.classfile.ConstantUtf8; |
|
34 |
import com.sun.org.apache.bcel.internal.classfile.ConstantValue; |
|
35 |
import com.sun.org.apache.bcel.internal.classfile.ExceptionTable; |
|
36 |
import com.sun.org.apache.bcel.internal.classfile.InnerClass; |
|
37 |
import com.sun.org.apache.bcel.internal.classfile.InnerClasses; |
|
38 |
import com.sun.org.apache.bcel.internal.classfile.LineNumber; |
|
39 |
import com.sun.org.apache.bcel.internal.classfile.LineNumberTable; |
|
40 |
import com.sun.org.apache.bcel.internal.classfile.LocalVariable; |
|
41 |
import com.sun.org.apache.bcel.internal.classfile.LocalVariableTable; |
|
42 |
import com.sun.org.apache.bcel.internal.classfile.SourceFile; |
|
43 |
import com.sun.org.apache.bcel.internal.classfile.Utility; |
|
| 6 | 44 |
|
45 |
/** |
|
46 |
* Convert found attributes into HTML file. |
|
47 |
* |
|
| 55496 | 48 |
* @version $Id$ |
| 6 | 49 |
* |
50 |
*/ |
|
| 46174 | 51 |
final class AttributeHTML {
|
| 6 | 52 |
|
| 46174 | 53 |
private final String class_name; // name of current class |
54 |
private final PrintWriter file; // file to write to |
|
55 |
private int attr_count = 0; |
|
56 |
private final ConstantHTML constant_html; |
|
57 |
private final ConstantPool constant_pool; |
|
| 6 | 58 |
|
59 |
||
| 46174 | 60 |
AttributeHTML(final String dir, final String class_name, final ConstantPool constant_pool, |
61 |
final ConstantHTML constant_html) throws IOException {
|
|
62 |
this.class_name = class_name; |
|
63 |
this.constant_pool = constant_pool; |
|
64 |
this.constant_html = constant_html; |
|
65 |
file = new PrintWriter(new FileOutputStream(dir + class_name + "_attributes.html")); |
|
66 |
file.println("<HTML><BODY BGCOLOR=\"#C0C0C0\"><TABLE BORDER=0>");
|
|
67 |
} |
|
| 6 | 68 |
|
69 |
||
| 46174 | 70 |
private String codeLink( final int link, final int method_number ) {
|
71 |
return "<A HREF=\"" + class_name + "_code.html#code" + method_number + "@" + link |
|
72 |
+ "\" TARGET=Code>" + link + "</A>"; |
|
73 |
} |
|
| 6 | 74 |
|
75 |
||
| 46174 | 76 |
final void close() {
|
77 |
file.println("</TABLE></BODY></HTML>");
|
|
78 |
file.close(); |
|
79 |
} |
|
| 6 | 80 |
|
81 |
||
| 46174 | 82 |
final void writeAttribute( final Attribute attribute, final String anchor ) {
|
83 |
writeAttribute(attribute, anchor, 0); |
|
| 6 | 84 |
} |
85 |
||
| 46174 | 86 |
|
87 |
final void writeAttribute( final Attribute attribute, final String anchor, final int method_number ) {
|
|
88 |
final byte tag = attribute.getTag(); |
|
89 |
int index; |
|
90 |
if (tag == Const.ATTR_UNKNOWN) {
|
|
91 |
return; |
|
92 |
} |
|
93 |
attr_count++; // Increment number of attributes found so far |
|
94 |
if (attr_count % 2 == 0) {
|
|
95 |
file.print("<TR BGCOLOR=\"#C0C0C0\"><TD>");
|
|
96 |
} else {
|
|
97 |
file.print("<TR BGCOLOR=\"#A0A0A0\"><TD>");
|
|
98 |
} |
|
99 |
file.println("<H4><A NAME=\"" + anchor + "\">" + attr_count + " " + Const.getAttributeName(tag)
|
|
100 |
+ "</A></H4>"); |
|
101 |
/* Handle different attributes |
|
102 |
*/ |
|
103 |
switch (tag) {
|
|
104 |
case Const.ATTR_CODE: |
|
105 |
final Code c = (Code) attribute; |
|
106 |
// Some directly printable values |
|
107 |
file.print("<UL><LI>Maximum stack size = " + c.getMaxStack()
|
|
108 |
+ "</LI>\n<LI>Number of local variables = " + c.getMaxLocals() |
|
109 |
+ "</LI>\n<LI><A HREF=\"" + class_name + "_code.html#method" |
|
110 |
+ method_number + "\" TARGET=Code>Byte code</A></LI></UL>\n"); |
|
111 |
// Get handled exceptions and list them |
|
112 |
final CodeException[] ce = c.getExceptionTable(); |
|
113 |
final int len = ce.length; |
|
114 |
if (len > 0) {
|
|
115 |
file.print("<P><B>Exceptions handled</B><UL>");
|
|
116 |
for (final CodeException cex : ce) {
|
|
117 |
final int catch_type = cex.getCatchType(); // Index in constant pool |
|
118 |
file.print("<LI>");
|
|
119 |
if (catch_type != 0) {
|
|
120 |
file.print(constant_html.referenceConstant(catch_type)); // Create Link to _cp.html |
|
121 |
} else {
|
|
122 |
file.print("Any Exception");
|
|
123 |
} |
|
124 |
file.print("<BR>(Ranging from lines "
|
|
125 |
+ codeLink(cex.getStartPC(), method_number) + " to " |
|
126 |
+ codeLink(cex.getEndPC(), method_number) + ", handled at line " |
|
127 |
+ codeLink(cex.getHandlerPC(), method_number) + ")</LI>"); |
|
128 |
} |
|
129 |
file.print("</UL>");
|
|
130 |
} |
|
131 |
break; |
|
132 |
case Const.ATTR_CONSTANT_VALUE: |
|
133 |
index = ((ConstantValue) attribute).getConstantValueIndex(); |
|
134 |
// Reference _cp.html |
|
135 |
file.print("<UL><LI><A HREF=\"" + class_name + "_cp.html#cp" + index
|
|
136 |
+ "\" TARGET=\"ConstantPool\">Constant value index(" + index
|
|
137 |
+ ")</A></UL>\n"); |
|
138 |
break; |
|
139 |
case Const.ATTR_SOURCE_FILE: |
|
140 |
index = ((SourceFile) attribute).getSourceFileIndex(); |
|
141 |
// Reference _cp.html |
|
142 |
file.print("<UL><LI><A HREF=\"" + class_name + "_cp.html#cp" + index
|
|
143 |
+ "\" TARGET=\"ConstantPool\">Source file index(" + index + ")</A></UL>\n");
|
|
144 |
break; |
|
145 |
case Const.ATTR_EXCEPTIONS: |
|
146 |
// List thrown exceptions |
|
147 |
final int[] indices = ((ExceptionTable) attribute).getExceptionIndexTable(); |
|
148 |
file.print("<UL>");
|
|
149 |
for (final int indice : indices) {
|
|
150 |
file.print("<LI><A HREF=\"" + class_name + "_cp.html#cp" + indice
|
|
151 |
+ "\" TARGET=\"ConstantPool\">Exception class index(" + indice
|
|
152 |
+ ")</A>\n"); |
|
153 |
} |
|
154 |
file.print("</UL>\n");
|
|
155 |
break; |
|
156 |
case Const.ATTR_LINE_NUMBER_TABLE: |
|
157 |
final LineNumber[] line_numbers = ((LineNumberTable) attribute).getLineNumberTable(); |
|
158 |
// List line number pairs |
|
159 |
file.print("<P>");
|
|
160 |
for (int i = 0; i < line_numbers.length; i++) {
|
|
161 |
file.print("(" + line_numbers[i].getStartPC() + ", "
|
|
162 |
+ line_numbers[i].getLineNumber() + ")"); |
|
163 |
if (i < line_numbers.length - 1) {
|
|
164 |
file.print(", "); // breakable
|
|
165 |
} |
|
166 |
} |
|
167 |
break; |
|
168 |
case Const.ATTR_LOCAL_VARIABLE_TABLE: |
|
169 |
final LocalVariable[] vars = ((LocalVariableTable) attribute).getLocalVariableTable(); |
|
170 |
// List name, range and type |
|
171 |
file.print("<UL>");
|
|
172 |
for (final LocalVariable var : vars) {
|
|
173 |
index = var.getSignatureIndex(); |
|
174 |
String signature = ((ConstantUtf8) constant_pool.getConstant(index, |
|
175 |
Const.CONSTANT_Utf8)).getBytes(); |
|
176 |
signature = Utility.signatureToString(signature, false); |
|
177 |
final int start = var.getStartPC(); |
|
178 |
final int end = start + var.getLength(); |
|
179 |
file.println("<LI>" + Class2HTML.referenceType(signature) + " <B>"
|
|
180 |
+ var.getName() + "</B> in slot %" + var.getIndex() |
|
181 |
+ "<BR>Valid from lines " + "<A HREF=\"" + class_name |
|
182 |
+ "_code.html#code" + method_number + "@" + start + "\" TARGET=Code>" |
|
183 |
+ start + "</A> to " + "<A HREF=\"" + class_name + "_code.html#code" |
|
184 |
+ method_number + "@" + end + "\" TARGET=Code>" + end + "</A></LI>"); |
|
185 |
} |
|
186 |
file.print("</UL>\n");
|
|
187 |
break; |
|
188 |
case Const.ATTR_INNER_CLASSES: |
|
189 |
final InnerClass[] classes = ((InnerClasses) attribute).getInnerClasses(); |
|
190 |
// List inner classes |
|
191 |
file.print("<UL>");
|
|
192 |
for (final InnerClass classe : classes) {
|
|
193 |
String name; |
|
194 |
String access; |
|
195 |
index = classe.getInnerNameIndex(); |
|
196 |
if (index > 0) {
|
|
197 |
name = ((ConstantUtf8) constant_pool.getConstant(index, Const.CONSTANT_Utf8)) |
|
198 |
.getBytes(); |
|
199 |
} else {
|
|
200 |
name = "<anonymous>"; |
|
201 |
} |
|
202 |
access = Utility.accessToString(classe.getInnerAccessFlags()); |
|
203 |
file.print("<LI><FONT COLOR=\"#FF0000\">" + access + "</FONT> "
|
|
204 |
+ constant_html.referenceConstant(classe.getInnerClassIndex()) |
|
205 |
+ " in class " |
|
206 |
+ constant_html.referenceConstant(classe.getOuterClassIndex()) |
|
207 |
+ " named " + name + "</LI>\n"); |
|
208 |
} |
|
209 |
file.print("</UL>\n");
|
|
210 |
break; |
|
211 |
default: // Such as Unknown attribute or Deprecated |
|
212 |
file.print("<P>" + attribute);
|
|
213 |
} |
|
214 |
file.println("</TD></TR>");
|
|
215 |
file.flush(); |
|
216 |
} |
|
| 6 | 217 |
} |