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author | chiba <chiba@30ef5769-5b8d-40dd-aea6-55b5d6557bb3> | 2010-04-30 15:20:53 +0000 |
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committer | chiba <chiba@30ef5769-5b8d-40dd-aea6-55b5d6557bb3> | 2010-04-30 15:20:53 +0000 |
commit | eb36a2f1aa2dfeedea085f29ba1e1bb76a8da399 (patch) | |
tree | be0ff29c54c05e43bb36ca163afbae9856b1d45d /src/main/javassist/bytecode/ClassFileWriter.java | |
parent | 5a38e854c0c4fb5854e7d5475ed132b38beb19f8 (diff) | |
download | javassist-eb36a2f1aa2dfeedea085f29ba1e1bb76a8da399.tar.gz javassist-eb36a2f1aa2dfeedea085f29ba1e1bb76a8da399.zip |
performance tuning
git-svn-id: http://anonsvn.jboss.org/repos/javassist/trunk@541 30ef5769-5b8d-40dd-aea6-55b5d6557bb3
Diffstat (limited to 'src/main/javassist/bytecode/ClassFileWriter.java')
-rw-r--r-- | src/main/javassist/bytecode/ClassFileWriter.java | 146 |
1 files changed, 0 insertions, 146 deletions
diff --git a/src/main/javassist/bytecode/ClassFileWriter.java b/src/main/javassist/bytecode/ClassFileWriter.java deleted file mode 100644 index e1d835bd..00000000 --- a/src/main/javassist/bytecode/ClassFileWriter.java +++ /dev/null @@ -1,146 +0,0 @@ -/* - * Javassist, a Java-bytecode translator toolkit. - * Copyright (C) 1999-2007 Shigeru Chiba. All Rights Reserved. - * - * The contents of this file are subject to the Mozilla Public License Version - * 1.1 (the "License"); you may not use this file except in compliance with - * the License. Alternatively, the contents of this file may be used under - * the terms of the GNU Lesser General Public License Version 2.1 or later. - * - * Software distributed under the License is distributed on an "AS IS" basis, - * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License - * for the specific language governing rights and limitations under the - * License. - */ - -package javassist.bytecode; - -import java.io.PrintWriter; -import javassist.Modifier; -import java.util.List; - -/** - * A utility class for priting the contents of a class file. - * It prints a constant pool table, fields, and methods in a - * human readable representation. - */ -public class ClassFileWriter { - /** - * Prints the contents of a class file to the standard output stream. - */ - public static void print(ClassFile cf) { - print(cf, new PrintWriter(System.out, true)); - } - - /** - * Prints the contents of a class file. - */ - public static void print(ClassFile cf, PrintWriter out) { - List list; - int n; - - /* 0x0020 (SYNCHRONIZED) means ACC_SUPER if the modifiers - * are of a class. - */ - int mod - = AccessFlag.toModifier(cf.getAccessFlags() - & ~AccessFlag.SYNCHRONIZED); - out.println("major: " + cf.major + ", minor: " + cf.minor - + " modifiers: " + Integer.toHexString(cf.getAccessFlags())); - out.println(Modifier.toString(mod) + " class " - + cf.getName() + " extends " + cf.getSuperclass()); - - String[] infs = cf.getInterfaces(); - if (infs != null && infs.length > 0) { - out.print(" implements "); - out.print(infs[0]); - for (int i = 1; i < infs.length; ++i) - out.print(", " + infs[i]); - - out.println(); - } - - out.println(); - list = cf.getFields(); - n = list.size(); - for (int i = 0; i < n; ++i) { - FieldInfo finfo = (FieldInfo)list.get(i); - int acc = finfo.getAccessFlags(); - out.println(Modifier.toString(AccessFlag.toModifier(acc)) - + " " + finfo.getName() + "\t" - + finfo.getDescriptor()); - printAttributes(finfo.getAttributes(), out, 'f'); - } - - out.println(); - list = cf.getMethods(); - n = list.size(); - for (int i = 0; i < n; ++i) { - MethodInfo minfo = (MethodInfo)list.get(i); - int acc = minfo.getAccessFlags(); - out.println(Modifier.toString(AccessFlag.toModifier(acc)) - + " " + minfo.getName() + "\t" - + minfo.getDescriptor()); - printAttributes(minfo.getAttributes(), out, 'm'); - out.println(); - } - - out.println(); - printAttributes(cf.getAttributes(), out, 'c'); - } - - static void printAttributes(List list, PrintWriter out, char kind) { - if (list == null) - return; - - int n = list.size(); - for (int i = 0; i < n; ++i) { - AttributeInfo ai = (AttributeInfo)list.get(i); - if (ai instanceof CodeAttribute) { - CodeAttribute ca = (CodeAttribute)ai; - out.println("attribute: " + ai.getName() + ": " - + ai.getClass().getName()); - out.println("max stack " + ca.getMaxStack() - + ", max locals " + ca.getMaxLocals() - + ", " + ca.getExceptionTable().size() - + " catch blocks"); - out.println("<code attribute begin>"); - printAttributes(ca.getAttributes(), out, kind); - out.println("<code attribute end>"); - } - else if (ai instanceof StackMapTable) { - out.println("<stack map table begin>"); - StackMapTable.Printer.print((StackMapTable)ai, out); - out.println("<stack map table end>"); - } - else if (ai instanceof StackMap) { - out.println("<stack map begin>"); - ((StackMap)ai).print(out); - out.println("<stack map end>"); - } - else if (ai instanceof SignatureAttribute) { - SignatureAttribute sa = (SignatureAttribute)ai; - String sig = sa.getSignature(); - out.println("signature: " + sig); - try { - String s; - if (kind == 'c') - s = SignatureAttribute.toClassSignature(sig).toString(); - else if (kind == 'm') - s = SignatureAttribute.toMethodSignature(sig).toString(); - else - s = SignatureAttribute.toFieldSignature(sig).toString(); - - out.println(" " + s); - } - catch (BadBytecode e) { - out.println(" syntax error"); - } - } - else - out.println("attribute: " + ai.getName() - + " (" + ai.get().length + " byte): " - + ai.getClass().getName()); - } - } -} |