You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
259 lines
9.6 KiB
259 lines
9.6 KiB
/*
|
|
* Copyright (c) 2007, 2018, Oracle and/or its affiliates. All rights reserved.
|
|
* ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
|
|
*/
|
|
package com.sun.org.apache.bcel.internal.util;
|
|
|
|
/* ====================================================================
|
|
* The Apache Software License, Version 1.1
|
|
*
|
|
* Copyright (c) 2001 The Apache Software Foundation. All rights
|
|
* reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
*
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
*
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in
|
|
* the documentation and/or other materials provided with the
|
|
* distribution.
|
|
*
|
|
* 3. The end-user documentation included with the redistribution,
|
|
* if any, must include the following acknowledgment:
|
|
* "This product includes software developed by the
|
|
* Apache Software Foundation (http://www.apache.org/)."
|
|
* Alternately, this acknowledgment may appear in the software itself,
|
|
* if and wherever such third-party acknowledgments normally appear.
|
|
*
|
|
* 4. The names "Apache" and "Apache Software Foundation" and
|
|
* "Apache BCEL" must not be used to endorse or promote products
|
|
* derived from this software without prior written permission. For
|
|
* written permission, please contact apache@apache.org.
|
|
*
|
|
* 5. Products derived from this software may not be called "Apache",
|
|
* "Apache BCEL", nor may "Apache" appear in their name, without
|
|
* prior written permission of the Apache Software Foundation.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
|
|
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
|
|
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
|
* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
|
|
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
|
|
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
|
|
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
|
|
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
|
|
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
* ====================================================================
|
|
*
|
|
* This software consists of voluntary contributions made by many
|
|
* individuals on behalf of the Apache Software Foundation. For more
|
|
* information on the Apache Software Foundation, please see
|
|
* <http://www.apache.org/>.
|
|
*/
|
|
|
|
import com.sun.org.apache.bcel.internal.classfile.*;
|
|
import java.io.*;
|
|
|
|
/**
|
|
* Convert found attributes into HTML file.
|
|
*
|
|
* @author <A HREF="mailto:markus.dahm@berlin.de">M. Dahm</A>
|
|
*
|
|
*/
|
|
final class AttributeHTML implements com.sun.org.apache.bcel.internal.Constants {
|
|
private String class_name; // name of current class
|
|
private PrintWriter file; // file to write to
|
|
private int attr_count = 0;
|
|
private ConstantHTML constant_html;
|
|
private ConstantPool constant_pool;
|
|
|
|
AttributeHTML(String dir, String class_name, ConstantPool constant_pool,
|
|
ConstantHTML constant_html) throws IOException
|
|
{
|
|
this.class_name = class_name;
|
|
this.constant_pool = constant_pool;
|
|
this.constant_html = constant_html;
|
|
|
|
file = new PrintWriter(new FileOutputStream(dir + class_name + "_attributes.html"));
|
|
file.println("<HTML><BODY BGCOLOR=\"#C0C0C0\"><TABLE BORDER=0>");
|
|
}
|
|
|
|
private final String codeLink(int link, int method_number) {
|
|
return "<A HREF=\"" + class_name + "_code.html#code" +
|
|
method_number + "@" + link + "\" TARGET=Code>" +
|
|
link + "</A>";
|
|
}
|
|
|
|
final void close() {
|
|
file.println("</TABLE></BODY></HTML>");
|
|
file.close();
|
|
}
|
|
|
|
final void writeAttribute(Attribute attribute, String anchor) throws IOException {
|
|
writeAttribute(attribute, anchor, 0);
|
|
}
|
|
|
|
final void writeAttribute(Attribute attribute, String anchor, int method_number) throws IOException {
|
|
byte tag = attribute.getTag();
|
|
int index;
|
|
|
|
if(tag == ATTR_UNKNOWN) // Don't know what to do about this one
|
|
return;
|
|
|
|
attr_count++; // Increment number of attributes found so far
|
|
|
|
if(attr_count % 2 == 0)
|
|
file.print("<TR BGCOLOR=\"#C0C0C0\"><TD>");
|
|
else
|
|
file.print("<TR BGCOLOR=\"#A0A0A0\"><TD>");
|
|
|
|
file.println("<H4><A NAME=\"" + anchor + "\">" + attr_count + " " + ATTRIBUTE_NAMES[tag] + "</A></H4>");
|
|
|
|
/* Handle different attributes
|
|
*/
|
|
switch(tag) {
|
|
case ATTR_CODE:
|
|
Code c = (Code)attribute;
|
|
|
|
// Some directly printable values
|
|
file.print("<UL><LI>Maximum stack size = " + c.getMaxStack() +
|
|
"</LI>\n<LI>Number of local variables = " +
|
|
c.getMaxLocals() + "</LI>\n<LI><A HREF=\"" + class_name +
|
|
"_code.html#method" + method_number + "\" TARGET=Code>Byte code</A></LI></UL>\n");
|
|
|
|
// Get handled exceptions and list them
|
|
CodeException[] ce = c.getExceptionTable();
|
|
int len = ce.length;
|
|
|
|
if(len > 0) {
|
|
file.print("<P><B>Exceptions handled</B><UL>");
|
|
|
|
for(int i=0; i < len; i++) {
|
|
int catch_type = ce[i].getCatchType(); // Index in constant pool
|
|
|
|
file.print("<LI>");
|
|
|
|
if(catch_type != 0)
|
|
file.print(constant_html.referenceConstant(catch_type)); // Create Link to _cp.html
|
|
else
|
|
file.print("Any Exception");
|
|
|
|
file.print("<BR>(Ranging from lines " + codeLink(ce[i].getStartPC(), method_number) +
|
|
" to " + codeLink(ce[i].getEndPC(), method_number) + ", handled at line " +
|
|
codeLink(ce[i].getHandlerPC(), method_number) + ")</LI>");
|
|
}
|
|
file.print("</UL>");
|
|
}
|
|
break;
|
|
|
|
case ATTR_CONSTANT_VALUE:
|
|
index = ((ConstantValue)attribute).getConstantValueIndex();
|
|
|
|
// Reference _cp.html
|
|
file.print("<UL><LI><A HREF=\"" + class_name + "_cp.html#cp" + index +
|
|
"\" TARGET=\"ConstantPool\">Constant value index(" + index +")</A></UL>\n");
|
|
break;
|
|
|
|
case ATTR_SOURCE_FILE:
|
|
index = ((SourceFile)attribute).getSourceFileIndex();
|
|
|
|
// Reference _cp.html
|
|
file.print("<UL><LI><A HREF=\"" + class_name + "_cp.html#cp" + index +
|
|
"\" TARGET=\"ConstantPool\">Source file index(" + index +")</A></UL>\n");
|
|
break;
|
|
|
|
case ATTR_EXCEPTIONS:
|
|
// List thrown exceptions
|
|
int[] indices = ((ExceptionTable)attribute).getExceptionIndexTable();
|
|
|
|
file.print("<UL>");
|
|
|
|
for(int i=0; i < indices.length; i++)
|
|
file.print("<LI><A HREF=\"" + class_name + "_cp.html#cp" + indices[i] +
|
|
"\" TARGET=\"ConstantPool\">Exception class index(" + indices[i] + ")</A>\n");
|
|
|
|
file.print("</UL>\n");
|
|
break;
|
|
|
|
case ATTR_LINE_NUMBER_TABLE:
|
|
LineNumber[] line_numbers =((LineNumberTable)attribute).getLineNumberTable();
|
|
|
|
// List line number pairs
|
|
file.print("<P>");
|
|
|
|
for(int i=0; i < line_numbers.length; i++) {
|
|
file.print("(" + line_numbers[i].getStartPC() + ", " + line_numbers[i].getLineNumber() + ")");
|
|
|
|
if(i < line_numbers.length - 1)
|
|
file.print(", "); // breakable
|
|
}
|
|
break;
|
|
|
|
case ATTR_LOCAL_VARIABLE_TABLE:
|
|
LocalVariable[] vars = ((LocalVariableTable)attribute).getLocalVariableTable();
|
|
|
|
// List name, range and type
|
|
file.print("<UL>");
|
|
|
|
for(int i=0; i < vars.length; i++) {
|
|
index = vars[i].getSignatureIndex();
|
|
String signature = ((ConstantUtf8)constant_pool.getConstant(index, CONSTANT_Utf8)).getBytes();
|
|
signature = Utility.signatureToString(signature, false);
|
|
int start = vars[i].getStartPC();
|
|
int end = (start + vars[i].getLength());
|
|
|
|
file.println("<LI>" + Class2HTML.referenceType(signature) +
|
|
" <B>" + vars[i].getName() + "</B> in slot %" + vars[i].getIndex() +
|
|
"<BR>Valid from lines " +
|
|
"<A HREF=\"" + class_name + "_code.html#code" + method_number + "@" + start + "\" TARGET=Code>" +
|
|
start + "</A> to " +
|
|
"<A HREF=\"" + class_name + "_code.html#code" + method_number + "@" + end + "\" TARGET=Code>" +
|
|
end + "</A></LI>");
|
|
}
|
|
file.print("</UL>\n");
|
|
|
|
break;
|
|
|
|
case ATTR_INNER_CLASSES:
|
|
InnerClass[] classes = ((InnerClasses)attribute).getInnerClasses();
|
|
|
|
// List inner classes
|
|
file.print("<UL>");
|
|
|
|
for(int i=0; i < classes.length; i++) {
|
|
String name, access;
|
|
|
|
index = classes[i].getInnerNameIndex();
|
|
if(index > 0)
|
|
name =((ConstantUtf8)constant_pool.getConstant(index, CONSTANT_Utf8)).getBytes();
|
|
else
|
|
name = "<anonymous>";
|
|
|
|
access = Utility.accessToString(classes[i].getInnerAccessFlags());
|
|
|
|
file.print("<LI><FONT COLOR=\"#FF0000\">" + access + "</FONT> "+
|
|
constant_html.referenceConstant(classes[i].getInnerClassIndex()) +
|
|
" in class " +
|
|
constant_html.referenceConstant(classes[i].getOuterClassIndex()) +
|
|
" named " + name + "</LI>\n");
|
|
}
|
|
|
|
file.print("</UL>\n");
|
|
break;
|
|
|
|
default: // Such as Unknown attribute or Deprecated
|
|
file.print("<P>" + attribute.toString());
|
|
}
|
|
|
|
file.println("</TD></TR>");
|
|
file.flush();
|
|
}
|
|
}
|