diff options
Diffstat (limited to 'src/asm/scala/tools/asm/util/Textifier.java')
| -rw-r--r-- | src/asm/scala/tools/asm/util/Textifier.java | 446 |
1 files changed, 180 insertions, 266 deletions
diff --git a/src/asm/scala/tools/asm/util/Textifier.java b/src/asm/scala/tools/asm/util/Textifier.java index 8d40ebd026..a5c4f6779e 100644 --- a/src/asm/scala/tools/asm/util/Textifier.java +++ b/src/asm/scala/tools/asm/util/Textifier.java @@ -149,22 +149,24 @@ public class Textifier extends Printer { /** * Constructs a new {@link Textifier}. * - * @param api the ASM API version implemented by this visitor. Must be one - * of {@link Opcodes#ASM4}. + * @param api + * the ASM API version implemented by this visitor. Must be one + * of {@link Opcodes#ASM4}. */ protected Textifier(final int api) { super(api); } /** - * Prints a disassembled view of the given class to the standard output. <p> - * Usage: Textifier [-debug] <binary class name or class - * file name > + * Prints a disassembled view of the given class to the standard output. + * <p> + * Usage: Textifier [-debug] <binary class name or class file name > * - * @param args the command line arguments. + * @param args + * the command line arguments. * - * @throws Exception if the class cannot be found, or if an IO exception - * occurs. + * @throws Exception + * if the class cannot be found, or if an IO exception occurs. */ public static void main(final String[] args) throws Exception { int i = 0; @@ -182,21 +184,20 @@ public class Textifier extends Printer { } } if (!ok) { - System.err.println("Prints a disassembled view of the given class."); + System.err + .println("Prints a disassembled view of the given class."); System.err.println("Usage: Textifier [-debug] " + "<fully qualified class name or class file name>"); return; } ClassReader cr; if (args[i].endsWith(".class") || args[i].indexOf('\\') > -1 - || args[i].indexOf('/') > -1) - { + || args[i].indexOf('/') > -1) { cr = new ClassReader(new FileInputStream(args[i])); } else { cr = new ClassReader(args[i]); } - cr.accept(new TraceClassVisitor(new PrintWriter(System.out)), - flags); + cr.accept(new TraceClassVisitor(new PrintWriter(System.out)), flags); } // ------------------------------------------------------------------------ @@ -204,38 +205,27 @@ public class Textifier extends Printer { // ------------------------------------------------------------------------ @Override - public void visit( - final int version, - final int access, - final String name, - final String signature, - final String superName, - final String[] interfaces) - { + public void visit(final int version, final int access, final String name, + final String signature, final String superName, + final String[] interfaces) { int major = version & 0xFFFF; int minor = version >>> 16; buf.setLength(0); - buf.append("// class version ") - .append(major) - .append('.') - .append(minor) - .append(" (") - .append(version) - .append(")\n"); + buf.append("// class version ").append(major).append('.').append(minor) + .append(" (").append(version).append(")\n"); if ((access & Opcodes.ACC_DEPRECATED) != 0) { buf.append("// DEPRECATED\n"); } - buf.append("// access flags 0x").append(Integer.toHexString(access).toUpperCase()).append('\n'); + buf.append("// access flags 0x") + .append(Integer.toHexString(access).toUpperCase()).append('\n'); appendDescriptor(CLASS_SIGNATURE, signature); if (signature != null) { TraceSignatureVisitor sv = new TraceSignatureVisitor(access); SignatureReader r = new SignatureReader(signature); r.accept(sv); - buf.append("// declaration: ") - .append(name) - .append(sv.getDeclaration()) - .append('\n'); + buf.append("// declaration: ").append(name) + .append(sv.getDeclaration()).append('\n'); } appendAccess(access & ~Opcodes.ACC_SUPER); @@ -269,15 +259,11 @@ public class Textifier extends Printer { public void visitSource(final String file, final String debug) { buf.setLength(0); if (file != null) { - buf.append(tab) - .append("// compiled from: ") - .append(file) + buf.append(tab).append("// compiled from: ").append(file) .append('\n'); } if (debug != null) { - buf.append(tab) - .append("// debug info: ") - .append(debug) + buf.append(tab).append("// debug info: ").append(debug) .append('\n'); } if (buf.length() > 0) { @@ -286,11 +272,8 @@ public class Textifier extends Printer { } @Override - public void visitOuterClass( - final String owner, - final String name, - final String desc) - { + public void visitOuterClass(final String owner, final String name, + final String desc) { buf.setLength(0); buf.append(tab).append("OUTERCLASS "); appendDescriptor(INTERNAL_NAME, owner); @@ -304,10 +287,8 @@ public class Textifier extends Printer { } @Override - public Textifier visitClassAnnotation( - final String desc, - final boolean visible) - { + public Textifier visitClassAnnotation(final String desc, + final boolean visible) { text.add("\n"); return visitAnnotation(desc, visible); } @@ -319,15 +300,13 @@ public class Textifier extends Printer { } @Override - public void visitInnerClass( - final String name, - final String outerName, - final String innerName, - final int access) - { + public void visitInnerClass(final String name, final String outerName, + final String innerName, final int access) { buf.setLength(0); buf.append(tab).append("// access flags 0x"); - buf.append(Integer.toHexString(access & ~Opcodes.ACC_SUPER).toUpperCase()).append('\n'); + buf.append( + Integer.toHexString(access & ~Opcodes.ACC_SUPER).toUpperCase()) + .append('\n'); buf.append(tab); appendAccess(access); buf.append("INNERCLASS "); @@ -341,19 +320,15 @@ public class Textifier extends Printer { } @Override - public Textifier visitField( - final int access, - final String name, - final String desc, - final String signature, - final Object value) - { + public Textifier visitField(final int access, final String name, + final String desc, final String signature, final Object value) { buf.setLength(0); buf.append('\n'); if ((access & Opcodes.ACC_DEPRECATED) != 0) { buf.append(tab).append("// DEPRECATED\n"); } - buf.append(tab).append("// access flags 0x").append(Integer.toHexString(access).toUpperCase()).append('\n'); + buf.append(tab).append("// access flags 0x") + .append(Integer.toHexString(access).toUpperCase()).append('\n'); if (signature != null) { buf.append(tab); appendDescriptor(FIELD_SIGNATURE, signature); @@ -361,10 +336,8 @@ public class Textifier extends Printer { TraceSignatureVisitor sv = new TraceSignatureVisitor(0); SignatureReader r = new SignatureReader(signature); r.acceptType(sv); - buf.append(tab) - .append("// declaration: ") - .append(sv.getDeclaration()) - .append('\n'); + buf.append(tab).append("// declaration: ") + .append(sv.getDeclaration()).append('\n'); } buf.append(tab); @@ -390,19 +363,15 @@ public class Textifier extends Printer { } @Override - public Textifier visitMethod( - final int access, - final String name, - final String desc, - final String signature, - final String[] exceptions) - { + public Textifier visitMethod(final int access, final String name, + final String desc, final String signature, final String[] exceptions) { buf.setLength(0); buf.append('\n'); if ((access & Opcodes.ACC_DEPRECATED) != 0) { buf.append(tab).append("// DEPRECATED\n"); } - buf.append(tab).append("// access flags 0x").append(Integer.toHexString(access).toUpperCase()).append('\n'); + buf.append(tab).append("// access flags 0x") + .append(Integer.toHexString(access).toUpperCase()).append('\n'); if (signature != null) { buf.append(tab); @@ -415,12 +384,8 @@ public class Textifier extends Printer { String genericReturn = v.getReturnType(); String genericExceptions = v.getExceptions(); - buf.append(tab) - .append("// declaration: ") - .append(genericReturn) - .append(' ') - .append(name) - .append(genericDecl); + buf.append(tab).append("// declaration: ").append(genericReturn) + .append(' ').append(name).append(genericDecl); if (genericExceptions != null) { buf.append(" throws ").append(genericExceptions); } @@ -593,11 +558,8 @@ public class Textifier extends Printer { } @Override - public void visitEnum( - final String name, - final String desc, - final String value) - { + public void visitEnum(final String name, final String desc, + final String value) { buf.setLength(0); appendComa(valueNumber++); if (name != null) { @@ -609,10 +571,7 @@ public class Textifier extends Printer { } @Override - public Textifier visitAnnotation( - final String name, - final String desc) - { + public Textifier visitAnnotation(final String name, final String desc) { buf.setLength(0); appendComa(valueNumber++); if (name != null) { @@ -629,9 +588,7 @@ public class Textifier extends Printer { } @Override - public Textifier visitArray( - final String name) - { + public Textifier visitArray(final String name) { buf.setLength(0); appendComa(valueNumber++); if (name != null) { @@ -654,10 +611,8 @@ public class Textifier extends Printer { // ------------------------------------------------------------------------ @Override - public Textifier visitFieldAnnotation( - final String desc, - final boolean visible) - { + public Textifier visitFieldAnnotation(final String desc, + final boolean visible) { return visitAnnotation(desc, visible); } @@ -684,19 +639,14 @@ public class Textifier extends Printer { } @Override - public Textifier visitMethodAnnotation( - final String desc, - final boolean visible) - { + public Textifier visitMethodAnnotation(final String desc, + final boolean visible) { return visitAnnotation(desc, visible); } @Override - public Textifier visitParameterAnnotation( - final int parameter, - final String desc, - final boolean visible) - { + public Textifier visitParameterAnnotation(final int parameter, + final String desc, final boolean visible) { buf.setLength(0); buf.append(tab2).append('@'); appendDescriptor(FIELD_DESCRIPTOR, desc); @@ -730,40 +680,35 @@ public class Textifier extends Printer { } @Override - public void visitFrame( - final int type, - final int nLocal, - final Object[] local, - final int nStack, - final Object[] stack) - { + public void visitFrame(final int type, final int nLocal, + final Object[] local, final int nStack, final Object[] stack) { buf.setLength(0); buf.append(ltab); buf.append("FRAME "); switch (type) { - case Opcodes.F_NEW: - case Opcodes.F_FULL: - buf.append("FULL ["); - appendFrameTypes(nLocal, local); - buf.append("] ["); - appendFrameTypes(nStack, stack); - buf.append(']'); - break; - case Opcodes.F_APPEND: - buf.append("APPEND ["); - appendFrameTypes(nLocal, local); - buf.append(']'); - break; - case Opcodes.F_CHOP: - buf.append("CHOP ").append(nLocal); - break; - case Opcodes.F_SAME: - buf.append("SAME"); - break; - case Opcodes.F_SAME1: - buf.append("SAME1 "); - appendFrameTypes(1, stack); - break; + case Opcodes.F_NEW: + case Opcodes.F_FULL: + buf.append("FULL ["); + appendFrameTypes(nLocal, local); + buf.append("] ["); + appendFrameTypes(nStack, stack); + buf.append(']'); + break; + case Opcodes.F_APPEND: + buf.append("APPEND ["); + appendFrameTypes(nLocal, local); + buf.append(']'); + break; + case Opcodes.F_CHOP: + buf.append("CHOP ").append(nLocal); + break; + case Opcodes.F_SAME: + buf.append("SAME"); + break; + case Opcodes.F_SAME1: + buf.append("SAME1 "); + appendFrameTypes(1, stack); + break; } buf.append('\n'); text.add(buf.toString()); @@ -782,20 +727,15 @@ public class Textifier extends Printer { buf.append(tab2) .append(OPCODES[opcode]) .append(' ') - .append(opcode == Opcodes.NEWARRAY - ? TYPES[operand] - : Integer.toString(operand)) - .append('\n'); + .append(opcode == Opcodes.NEWARRAY ? TYPES[operand] : Integer + .toString(operand)).append('\n'); text.add(buf.toString()); } @Override public void visitVarInsn(final int opcode, final int var) { buf.setLength(0); - buf.append(tab2) - .append(OPCODES[opcode]) - .append(' ') - .append(var) + buf.append(tab2).append(OPCODES[opcode]).append(' ').append(var) .append('\n'); text.add(buf.toString()); } @@ -810,12 +750,8 @@ public class Textifier extends Printer { } @Override - public void visitFieldInsn( - final int opcode, - final String owner, - final String name, - final String desc) - { + public void visitFieldInsn(final int opcode, final String owner, + final String name, final String desc) { buf.setLength(0); buf.append(tab2).append(OPCODES[opcode]).append(' '); appendDescriptor(INTERNAL_NAME, owner); @@ -826,12 +762,8 @@ public class Textifier extends Printer { } @Override - public void visitMethodInsn( - final int opcode, - final String owner, - final String name, - final String desc) - { + public void visitMethodInsn(final int opcode, final String owner, + final String name, final String desc) { buf.setLength(0); buf.append(tab2).append(OPCODES[opcode]).append(' '); appendDescriptor(INTERNAL_NAME, owner); @@ -842,12 +774,8 @@ public class Textifier extends Printer { } @Override - public void visitInvokeDynamicInsn( - String name, - String desc, - Handle bsm, - Object... bsmArgs) - { + public void visitInvokeDynamicInsn(String name, String desc, Handle bsm, + Object... bsmArgs) { buf.setLength(0); buf.append(tab2).append("INVOKEDYNAMIC").append(' '); buf.append(name); @@ -855,11 +783,11 @@ public class Textifier extends Printer { buf.append(" ["); appendHandle(bsm); buf.append(tab3).append("// arguments:"); - if(bsmArgs.length == 0) { + if (bsmArgs.length == 0) { buf.append(" none"); } else { buf.append('\n').append(tab3); - for(int i = 0; i < bsmArgs.length; i++) { + for (int i = 0; i < bsmArgs.length; i++) { Object cst = bsmArgs[i]; if (cst instanceof String) { Printer.appendString(buf, (String) cst); @@ -915,22 +843,14 @@ public class Textifier extends Printer { @Override public void visitIincInsn(final int var, final int increment) { buf.setLength(0); - buf.append(tab2) - .append("IINC ") - .append(var) - .append(' ') - .append(increment) - .append('\n'); + buf.append(tab2).append("IINC ").append(var).append(' ') + .append(increment).append('\n'); text.add(buf.toString()); } @Override - public void visitTableSwitchInsn( - final int min, - final int max, - final Label dflt, - final Label... labels) - { + public void visitTableSwitchInsn(final int min, final int max, + final Label dflt, final Label... labels) { buf.setLength(0); buf.append(tab2).append("TABLESWITCH\n"); for (int i = 0; i < labels.length; ++i) { @@ -945,11 +865,8 @@ public class Textifier extends Printer { } @Override - public void visitLookupSwitchInsn( - final Label dflt, - final int[] keys, - final Label[] labels) - { + public void visitLookupSwitchInsn(final Label dflt, final int[] keys, + final Label[] labels) { buf.setLength(0); buf.append(tab2).append("LOOKUPSWITCH\n"); for (int i = 0; i < labels.length; ++i) { @@ -973,12 +890,8 @@ public class Textifier extends Printer { } @Override - public void visitTryCatchBlock( - final Label start, - final Label end, - final Label handler, - final String type) - { + public void visitTryCatchBlock(final Label start, final Label end, + final Label handler, final String type) { buf.setLength(0); buf.append(tab2).append("TRYCATCHBLOCK "); appendLabel(start); @@ -993,14 +906,9 @@ public class Textifier extends Printer { } @Override - public void visitLocalVariable( - final String name, - final String desc, - final String signature, - final Label start, - final Label end, - final int index) - { + public void visitLocalVariable(final String name, final String desc, + final String signature, final Label start, final Label end, + final int index) { buf.setLength(0); buf.append(tab2).append("LOCALVARIABLE ").append(name).append(' '); appendDescriptor(FIELD_DESCRIPTOR, desc); @@ -1017,10 +925,8 @@ public class Textifier extends Printer { TraceSignatureVisitor sv = new TraceSignatureVisitor(0); SignatureReader r = new SignatureReader(signature); r.acceptType(sv); - buf.append(tab2) - .append("// declaration: ") - .append(sv.getDeclaration()) - .append('\n'); + buf.append(tab2).append("// declaration: ") + .append(sv.getDeclaration()).append('\n'); } text.add(buf.toString()); } @@ -1056,14 +962,13 @@ public class Textifier extends Printer { /** * Prints a disassembled view of the given annotation. * - * @param desc the class descriptor of the annotation class. - * @param visible <tt>true</tt> if the annotation is visible at runtime. + * @param desc + * the class descriptor of the annotation class. + * @param visible + * <tt>true</tt> if the annotation is visible at runtime. * @return a visitor to visit the annotation values. */ - public Textifier visitAnnotation( - final String desc, - final boolean visible) - { + public Textifier visitAnnotation(final String desc, final boolean visible) { buf.setLength(0); buf.append(tab).append('@'); appendDescriptor(FIELD_DESCRIPTOR, desc); @@ -1078,7 +983,8 @@ public class Textifier extends Printer { /** * Prints a disassembled view of the given attribute. * - * @param attr an attribute. + * @param attr + * an attribute. */ public void visitAttribute(final Attribute attr) { buf.setLength(0); @@ -1111,15 +1017,16 @@ public class Textifier extends Printer { * Appends an internal name, a type descriptor or a type signature to * {@link #buf buf}. * - * @param type indicates if desc is an internal name, a field descriptor, a - * method descriptor, a class signature, ... - * @param desc an internal name, type descriptor, or type signature. May be - * <tt>null</tt>. + * @param type + * indicates if desc is an internal name, a field descriptor, a + * method descriptor, a class signature, ... + * @param desc + * an internal name, type descriptor, or type signature. May be + * <tt>null</tt>. */ protected void appendDescriptor(final int type, final String desc) { if (type == CLASS_SIGNATURE || type == FIELD_SIGNATURE - || type == METHOD_SIGNATURE) - { + || type == METHOD_SIGNATURE) { if (desc != null) { buf.append("// signature ").append(desc).append('\n'); } @@ -1132,7 +1039,8 @@ public class Textifier extends Printer { * Appends the name of the given label to {@link #buf buf}. Creates a new * label name if the given label does not yet have one. * - * @param l a label. + * @param l + * a label. */ protected void appendLabel(final Label l) { if (labelNames == null) { @@ -1149,40 +1057,42 @@ public class Textifier extends Printer { /** * Appends the information about the given handle to {@link #buf buf}. * - * @param h a handle, non null. + * @param h + * a handle, non null. */ protected void appendHandle(final Handle h) { buf.append('\n').append(tab3); int tag = h.getTag(); - buf.append("// handle kind 0x").append(Integer.toHexString(tag)).append(" : "); + buf.append("// handle kind 0x").append(Integer.toHexString(tag)) + .append(" : "); switch (tag) { - case Opcodes.H_GETFIELD: - buf.append("GETFIELD"); - break; - case Opcodes.H_GETSTATIC: - buf.append("GETSTATIC"); - break; - case Opcodes.H_PUTFIELD: - buf.append("PUTFIELD"); - break; - case Opcodes.H_PUTSTATIC: - buf.append("PUTSTATIC"); - break; - case Opcodes.H_INVOKEINTERFACE: - buf.append("INVOKEINTERFACE"); - break; - case Opcodes.H_INVOKESPECIAL: - buf.append("INVOKESPECIAL"); - break; - case Opcodes.H_INVOKESTATIC: - buf.append("INVOKESTATIC"); - break; - case Opcodes.H_INVOKEVIRTUAL: - buf.append("INVOKEVIRTUAL"); - break; - case Opcodes.H_NEWINVOKESPECIAL: - buf.append("NEWINVOKESPECIAL"); - break; + case Opcodes.H_GETFIELD: + buf.append("GETFIELD"); + break; + case Opcodes.H_GETSTATIC: + buf.append("GETSTATIC"); + break; + case Opcodes.H_PUTFIELD: + buf.append("PUTFIELD"); + break; + case Opcodes.H_PUTSTATIC: + buf.append("PUTSTATIC"); + break; + case Opcodes.H_INVOKEINTERFACE: + buf.append("INVOKEINTERFACE"); + break; + case Opcodes.H_INVOKESPECIAL: + buf.append("INVOKESPECIAL"); + break; + case Opcodes.H_INVOKESTATIC: + buf.append("INVOKESTATIC"); + break; + case Opcodes.H_INVOKEVIRTUAL: + buf.append("INVOKEVIRTUAL"); + break; + case Opcodes.H_NEWINVOKESPECIAL: + buf.append("NEWINVOKESPECIAL"); + break; } buf.append('\n'); buf.append(tab3); @@ -1195,10 +1105,11 @@ public class Textifier extends Printer { } /** - * Appends a string representation of the given access modifiers to {@link - * #buf buf}. + * Appends a string representation of the given access modifiers to + * {@link #buf buf}. * - * @param access some access modifiers. + * @param access + * some access modifiers. */ private void appendAccess(final int access) { if ((access & Opcodes.ACC_PUBLIC) != 0) { @@ -1231,6 +1142,9 @@ public class Textifier extends Printer { if ((access & Opcodes.ACC_STRICT) != 0) { buf.append("strictfp "); } + if ((access & Opcodes.ACC_SYNTHETIC) != 0) { + buf.append("synthetic "); + } if ((access & Opcodes.ACC_ENUM) != 0) { buf.append("enum "); } @@ -1256,27 +1170,27 @@ public class Textifier extends Printer { } } else if (o[i] instanceof Integer) { switch (((Integer) o[i]).intValue()) { - case 0: - appendDescriptor(FIELD_DESCRIPTOR, "T"); - break; - case 1: - appendDescriptor(FIELD_DESCRIPTOR, "I"); - break; - case 2: - appendDescriptor(FIELD_DESCRIPTOR, "F"); - break; - case 3: - appendDescriptor(FIELD_DESCRIPTOR, "D"); - break; - case 4: - appendDescriptor(FIELD_DESCRIPTOR, "J"); - break; - case 5: - appendDescriptor(FIELD_DESCRIPTOR, "N"); - break; - case 6: - appendDescriptor(FIELD_DESCRIPTOR, "U"); - break; + case 0: + appendDescriptor(FIELD_DESCRIPTOR, "T"); + break; + case 1: + appendDescriptor(FIELD_DESCRIPTOR, "I"); + break; + case 2: + appendDescriptor(FIELD_DESCRIPTOR, "F"); + break; + case 3: + appendDescriptor(FIELD_DESCRIPTOR, "D"); + break; + case 4: + appendDescriptor(FIELD_DESCRIPTOR, "J"); + break; + case 5: + appendDescriptor(FIELD_DESCRIPTOR, "N"); + break; + case 6: + appendDescriptor(FIELD_DESCRIPTOR, "U"); + break; } } else { appendLabel((Label) o[i]); |