/** Print LocalVariableTable attribute information. */
public void printLocVarTable(MethodData method) {
int siz = method.getloc_var_tbsize();
if (siz > 0) {
out.println(" LocalVariableTable: ");
out.print(" ");
out.println("Start Length Slot Name Signature");
}
Vector loc_var_tb = method.getloc_var_tb();
for (int i = 0; i < siz; i++) {
LocVarData entry = (LocVarData) loc_var_tb.elementAt(i);
out.println(
" "
+ entry.start_pc
+ " "
+ entry.length
+ " "
+ entry.slot
+ " "
+ cls.StringValue(entry.name_cpx)
+ " "
+ cls.StringValue(entry.sig_cpx));
}
out.println();
}
/** Print code attribute details. */
public void printVerboseHeader(MethodData method) {
int argCount = method.getArgumentlength();
if (!method.isStatic()) ++argCount; // for 'this'
out.println(
" Stack="
+ method.getMaxStack()
+ ", Locals="
+ method.getMaxLocals()
+ ", Args_size="
+ argCount);
}
/** Print LineNumberTable attribute information. */
public void printLineNumTable(MethodData method) {
int numlines = method.getnumlines();
Vector lin_num_tb = method.getlin_num_tb();
if (lin_num_tb.size() > 0) {
out.println(" LineNumberTable: ");
for (int i = 0; i < numlines; i++) {
LineNumData linnumtb_entry = (LineNumData) lin_num_tb.elementAt(i);
out.println(" line " + linnumtb_entry.line_number + ": " + linnumtb_entry.start_pc);
}
}
out.println();
}
public static boolean inferPurity(@NotNull final PsiMethod method) {
if (!InferenceFromSourceUtil.shouldInferFromSource(method)
|| PsiType.VOID.equals(method.getReturnType())
|| method.isConstructor()) {
return false;
}
return CachedValuesManager.getCachedValue(
method,
() -> {
MethodData data = ContractInferenceIndexKt.getIndexedData(method);
PurityInferenceResult result = data == null ? null : data.getPurity();
Boolean pure =
RecursionManager.doPreventingRecursion(
method,
true,
() -> result != null && result.isPure(method, data.methodBody(method)));
return CachedValueProvider.Result.create(pure == Boolean.TRUE, method);
});
}
/** Print StackMapTable attribute information. */
public void printStackMapTable(MethodData method) {
StackMapTableData[] stack_map_tb = method.getStackMapTable();
int number_of_entries = stack_map_tb.length;
if (number_of_entries > 0) {
out.println(" StackMapTable: number_of_entries = " + number_of_entries);
for (StackMapTableData frame : stack_map_tb) {
frame.print(this);
}
}
out.println();
}
/** print method attribute information. */
public void printMethodAttributes(MethodData method) {
Vector methodattrs = method.getAttributes();
Vector codeattrs = method.getCodeAttributes();
for (int k = 0; k < methodattrs.size(); k++) {
String methodattrname = ((AttrData) methodattrs.elementAt(k)).getAttrName();
if (methodattrname.equals("Code")) {
printcodeSequence(method);
printExceptionTable(method);
for (int c = 0; c < codeattrs.size(); c++) {
String codeattrname = ((AttrData) codeattrs.elementAt(c)).getAttrName();
if (codeattrname.equals("LineNumberTable")) {
printLineNumTable(method);
} else if (codeattrname.equals("LocalVariableTable")) {
printLocVarTable(method);
} else if (codeattrname.equals("StackMapTable")) {
// Java SE JSR 202 stack map tables
printStackMapTable(method);
} else if (codeattrname.equals("StackMap")) {
// Java ME CLDC stack maps
printStackMap(method);
} else {
printAttrData((AttrData) codeattrs.elementAt(c));
}
}
} else if (methodattrname.equals("Exceptions")) {
out.println(" Exceptions: ");
printExceptions(method);
} else if (methodattrname.equals("Deprecated")) {
out.println(" Deprecated: " + method.isDeprecated());
} else if (methodattrname.equals("Synthetic")) {
out.println(" Synthetic: " + method.isSynthetic());
} else {
printAttrData((AttrData) methodattrs.elementAt(k));
}
}
out.println();
}
/** Print code sequence. */
public void printcodeSequence(MethodData method) {
code = method.getCode();
if (code != null) {
out.println(" Code:");
if (env.showVerbose) {
printVerboseHeader(method);
}
for (int pc = 0; pc < code.length; ) {
out.print(" " + pc + ":\t");
pc = pc + printInstr(pc);
out.println();
}
}
}
/** Print method signature. */
public void printMethodSignature(MethodData method, String[] accflags) {
printAccess(accflags);
if ((method.getName()).equals("<init>")) {
out.print(javaclassname(cls.getClassName()));
out.print(method.getParameters());
} else if ((method.getName()).equals("<clinit>")) {
out.print("{}");
} else {
out.print(method.getReturnType() + " ");
out.print(method.getName());
out.print(method.getParameters());
}
}
/** Print exceptions. */
public void printExceptions(MethodData method) {
int[] exc_index_table = method.get_exc_index_table();
if (exc_index_table != null) {
if (!(env.showLineAndLocal
|| env.showDisassembled
|| env.showVerbose
|| env.showInternalSigs
|| env.showallAttr)) {
out.print(" ");
}
out.print(" throws ");
int k;
int l = exc_index_table.length;
for (k = 0; k < l; k++) {
out.print(javaclassname(cls.getClassName(exc_index_table[k])));
if (k < l - 1) out.print(", ");
}
}
}
/** Print the exception table for this method code */
void printExceptionTable(MethodData method) { // throws IOException
Vector exception_table = method.getexception_table();
if (exception_table.size() > 0) {
out.println(" Exception table:");
out.println(" from to target type");
for (int idx = 0; idx < exception_table.size(); ++idx) {
TrapData handler = (TrapData) exception_table.elementAt(idx);
printFixedWidthInt(handler.start_pc, 6);
printFixedWidthInt(handler.end_pc, 6);
printFixedWidthInt(handler.handler_pc, 6);
out.print(" ");
int catch_cpx = handler.catch_cpx;
if (catch_cpx == 0) {
out.println("any");
} else {
out.print("Class ");
out.println(cls.getClassName(catch_cpx));
out.println("");
}
}
}
}