Package org.objectweb.asm.tree.analysis

Examples of org.objectweb.asm.tree.analysis.Frame

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        }
        return buf.toString();
    }

    public String[][] getTextTable() {
        Frame frame = null;
        String error1 = "";
        List lines = new ArrayList();
        String offsStr = null;
        for (int i = 0; i < text.size(); ++i) {
            Object o = text.get(i);
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        Integer insn = getBytecodeOffset(decompiledLine);
        if (error != null && insn != null && insn.intValue() == errorInsn) {
            return new String [] {error,error};
        }
        if (frames != null && insn != null) {
            Frame f = frames[insn.intValue()];
            if (f == null) {
                return null;
            }

            try {
                StringBuffer localsBuf = new StringBuffer();

                for (int i = 0; i < f.getLocals(); ++i) {
                    String s = f.getLocal(i).toString();
                    appendTypeName(i, useQualifiedNames, localsBuf, s);

                    for (Iterator it = localVariables.iterator(); it.hasNext();) {
                        LocalVariableNode lvnode = (LocalVariableNode) it.next();
                        int n = lvnode.index;
                        if( n==i) {
                          localsBuf.append( " : ").append( lvnode.name);
                        }
                    }

                    localsBuf.append('\n');
                }
                StringBuffer stackBuf = new StringBuffer();
                for (int i = 0; i < f.getStackSize(); ++i) {
                    String s = f.getStack(i).toString();
                    appendTypeName(i, useQualifiedNames, stackBuf, s);
                    stackBuf.append('\n');
                }
                return new String[] {localsBuf.toString(), stackBuf.toString()};
            } catch (IndexOutOfBoundsException e) {
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    public String[][][] getFrameTablesForInsn(final int insn, boolean useQualifiedNames) {
        if (error != null && insn == errorInsn) {
            return null;
        }
        if (frames != null && insn >= 0 && insn < frames.length) {
            Frame f = frames[insn];
            if (f == null) {
                return null;
            }

            try {
                ArrayList locals = new ArrayList();
                for (int i = 0; i < f.getLocals(); ++i) {
                    String varName = "";
                    for (Iterator it = localVariables.iterator(); it.hasNext();) {
                        LocalVariableNode lvnode = (LocalVariableNode) it.next();
                        int n = lvnode.index;
                        if( n==i) {
                            varName = lvnode.name;
                            // TODO take into account variable scope!
                            break;
                        }
                    }

                    locals.add( new String[] {
                        ""+i,
                        getTypeName( useQualifiedNames, f.getLocal(i).toString()),
                        varName});
                }

                ArrayList stack = new ArrayList();
                for (int i = 0; i < f.getStackSize(); ++i) {
                    stack.add( new String[] {
                        ""+i,
                        getTypeName( useQualifiedNames, f.getStack(i).toString())});
                }
                return new String[][][] {
                    (String[][]) locals.toArray( new String[ 3][]),
                    (String[][]) stack.toArray( new String[ 2][])};
            } catch (IndexOutOfBoundsException e) {
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      Frame[] frames = a.getFrames();
      AbstractInsnNode[] insns = mn.instructions.toArray();
      for (int i = 0; i < insns.length; ++i) {
        AbstractInsnNode insn = insns[i];
        if (insn.getOpcode() == CHECKCAST) {
          Frame f = frames[i];
          if (f != null && f.getStackSize() > 0) {
            Object operand = f.getStack(f.getStackSize() - 1);
            Class to, from;
            try {
              to = getClass(((TypeInsnNode) insn).desc);
              from = getClass(((BasicValue) operand).getType());
            } catch (ClassNotFoundException t) {
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      Object insn = m.instructions.get(i);
      if (insn instanceof AbstractInsnNode) {
        int opcode = ((AbstractInsnNode)insn).getOpcode();
        if ((opcode >= ILOAD && opcode <= ALOAD) || opcode == IINC) {
          int var = (opcode == IINC ? ((IincInsnNode)insn).var : ((VarInsnNode)insn).var);
          Frame f = frames[i];
          if (f != null) {
            Set s = ((DataflowValue)f.getLocal(var)).insns;
            Iterator j = s.iterator();
            while (j.hasNext()) {
              insn = j.next();
              if (insn instanceof VarInsnNode) {
                stores.add(insn);
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        pw.println(method.name + method.desc);
        for (int j = 0; j < method.instructions.size(); ++j) {
            method.instructions.get(j).accept(mv);

            StringBuffer s = new StringBuffer();
            Frame f = frames[j];
            if (f == null) {
                s.append('?');
            } else {
                for (int k = 0; k < f.getLocals(); ++k) {
                    s.append(getShortName(f.getLocal(k).toString()))
                            .append(' ');
                }
                s.append(" : ");
                for (int k = 0; k < f.getStackSize(); ++k) {
                    s.append(getShortName(f.getStack(k).toString()))
                            .append(' ');
                }
            }
            while (s.length() < method.maxStack + method.maxLocals + 1) {
                s.append(' ');
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            int opcode = ((AbstractInsnNode) insn).getOpcode();
            if ((opcode >= ILOAD && opcode <= ALOAD) || opcode == IINC) {
                int var = opcode == IINC
                        ? ((IincInsnNode) insn).var
                        : ((VarInsnNode) insn).var;
                Frame f = frames[i];
                if (f != null) {
                    Set s = ((SourceValue) f.getLocal(var)).insns;
                    Iterator j = s.iterator();
                    while (j.hasNext()) {
                        insn = j.next();
                        if (insn instanceof VarInsnNode) {
                            stores.add(insn);
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            pw.println(method.name + method.desc);
            for (int j = 0; j < method.instructions.size(); ++j) {
                method.instructions.get(j).accept(mv);

                StringBuffer s = new StringBuffer();
                Frame f = frames[j];
                if (f == null) {
                    s.append('?');
                } else {
                    for (int k = 0; k < f.getLocals(); ++k) {
                        s.append(getShortName(f.getLocal(k).toString()))
                                .append(' ');
                    }
                    s.append(" : ");
                    for (int k = 0; k < f.getStackSize(); ++k) {
                        s.append(getShortName(f.getStack(k).toString()))
                                .append(' ');
                    }
                }
                while (s.length() < method.maxStack + method.maxLocals + 1) {
                    s.append(' ');
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            pw.println(method.name + method.desc);
            for (int j = 0; j < method.instructions.size(); ++j) {
                method.instructions.get(j).accept(mv);

                StringBuffer s = new StringBuffer();
                Frame f = frames[j];
                if (f == null) {
                    s.append('?');
                } else {
                    for (int k = 0; k < f.getLocals(); ++k) {
                        s.append(getShortName(f.getLocal(k).toString()))
                                .append(' ');
                    }
                    s.append(" : ");
                    for (int k = 0; k < f.getStackSize(); ++k) {
                        s.append(getShortName(f.getStack(k).toString()))
                                .append(' ');
                    }
                }
                while (s.length() < method.maxStack + method.maxLocals + 1) {
                    s.append(' ');
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        pw.println(method.name + method.desc);
        for (int j = 0; j < method.instructions.size(); ++j) {
            method.instructions.get(j).accept(mv);

            StringBuffer s = new StringBuffer();
            Frame f = frames[j];
            if (f == null) {
                s.append('?');
            } else {
                for (int k = 0; k < f.getLocals(); ++k) {
                    s.append(getShortName(f.getLocal(k).toString()))
                            .append(' ');
                }
                s.append(" : ");
                for (int k = 0; k < f.getStackSize(); ++k) {
                    s.append(getShortName(f.getStack(k).toString()))
                            .append(' ');
                }
            }
            while (s.length() < method.maxStack + method.maxLocals + 1) {
                s.append(' ');
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