sun.jvm.hotspot.oops.Symbol Java Examples

boolean isAssignableTo(ReferenceType destType) {
    if (destType instanceof ArrayType) {
        try {
            Type destComponentType = ((ArrayType)destType).componentType();
            return isComponentAssignable(destComponentType, componentType());
        } catch (ClassNotLoadedException e) {
            // One or both component types has not yet been
            // loaded => can't assign
            return false;
        }
    } else {
        Symbol typeName = ((ReferenceTypeImpl)destType).typeNameAsSymbol();
        if (destType instanceof InterfaceType) {
            // Every array type implements java.io.Serializable and
            // java.lang.Cloneable. fixme in JVMDI-JDI, includes only
            // Cloneable but not Serializable.
            return typeName.equals(vm.javaLangCloneable()) ||
                   typeName.equals(vm.javaIoSerializable());
        } else {
            // Only valid ClassType assignee is Object
            return typeName.equals(vm.javaLangObject());
        }
    }
}
 

boolean isAssignableTo(ReferenceType destType) {
    if (destType instanceof ArrayType) {
        try {
            Type destComponentType = ((ArrayType)destType).componentType();
            return isComponentAssignable(destComponentType, componentType());
        } catch (ClassNotLoadedException e) {
            // One or both component types has not yet been
            // loaded => can't assign
            return false;
        }
    } else {
        Symbol typeName = ((ReferenceTypeImpl)destType).typeNameAsSymbol();
        if (destType instanceof InterfaceType) {
            // Every array type implements java.io.Serializable and
            // java.lang.Cloneable. fixme in JVMDI-JDI, includes only
            // Cloneable but not Serializable.
            return typeName.equals(vm.javaLangCloneable()) ||
                   typeName.equals(vm.javaIoSerializable());
        } else {
            // Only valid ClassType assignee is Object
            return typeName.equals(vm.javaLangObject());
        }
    }
}
 

boolean isAssignableTo(ReferenceType destType) {
    if (destType instanceof ArrayType) {
        try {
            Type destComponentType = ((ArrayType)destType).componentType();
            return isComponentAssignable(destComponentType, componentType());
        } catch (ClassNotLoadedException e) {
            // One or both component types has not yet been
            // loaded => can't assign
            return false;
        }
    } else {
        Symbol typeName = ((ReferenceTypeImpl)destType).typeNameAsSymbol();
        if (destType instanceof InterfaceType) {
            // Every array type implements java.io.Serializable and
            // java.lang.Cloneable. fixme in JVMDI-JDI, includes only
            // Cloneable but not Serializable.
            return typeName.equals(vm.javaLangCloneable()) ||
                   typeName.equals(vm.javaIoSerializable());
        } else {
            // Only valid ClassType assignee is Object
            return typeName.equals(vm.javaLangObject());
        }
    }
}
 

String baseSourceName() throws AbsentInformationException {
  if (saKlass instanceof ArrayKlass) {
        throw new AbsentInformationException();
  }
  Symbol sym = ((InstanceKlass)saKlass).getSourceFileName();
  if (sym != null) {
      return sym.asString();
  } else {
      throw new AbsentInformationException();
  }
}
 

public String genericSignature() {
    if (saKlass instanceof ArrayKlass) {
        return null;
    } else {
        Symbol genSig = ((InstanceKlass)saKlass).getGenericSignature();
        return (genSig != null)? genSig.asString() : null;
    }
}
 

private JNITypeParser getParser() {
    if (signatureParser == null) {
        Symbol sig1 = saMethod.getSignature();
        signature = sig1.asString();
        signatureParser = new JNITypeParser(signature);
    }
    return signatureParser;
}
 

public void doit(Tokens t) {
    if (t.countTokens() != 1) {
        usage();
    } else {
        Address a = VM.getVM().getDebugger().parseAddress(t.nextToken());
        Symbol.create(a).printValueOn(out);
        out.println();
    }
}
 

String baseSourceName() throws AbsentInformationException {
  if (saKlass instanceof ArrayKlass) {
        throw new AbsentInformationException();
  }
  Symbol sym = ((InstanceKlass)saKlass).getSourceFileName();
  if (sym != null) {
      return sym.asString();
  } else {
      throw new AbsentInformationException();
  }
}
 

private synchronized List findReferenceTypes(String signature) {
    if (typesByID == null) {
        return new ArrayList(0);
    }

    // we haven't sorted types by signatures. But we can take
    // advantage of comparing symbols instead of name. In the worst
    // case, we will be comparing N addresses rather than N strings
    // where N being total no. of classes in allClasses() list.

    // The signature could be Lx/y/z; or [....
    // If it is Lx/y/z; the internal type name is x/y/x
    // for array klasses internal type name is same as
    // signature
    String typeName = null;
    if (signature.charAt(0) == 'L') {
        typeName = signature.substring(1, signature.length() - 1);
    } else {
        typeName = signature;
    }

    Symbol typeNameSym = saSymbolTable().probe(typeName);
    // if there is no symbol in VM, then we wouldn't have that type
    if (typeNameSym == null) {
        return new ArrayList(0);
    }

    Iterator iter = typesBySignature.iterator();
    List list = new ArrayList();
    while (iter.hasNext()) {
        // We have cached type name as symbol in reference type
        ReferenceTypeImpl type = (ReferenceTypeImpl)iter.next();
        if (typeNameSym.equals(type.typeNameAsSymbol())) {
            list.add(type);
        }
    }
    return list;
}
 

private void getParser() {
    if (signatureParser == null) {
        Symbol sig1 = saField.getSignature();
        signature = sig1.asString();
        signatureParser = new JNITypeParser(signature);
    }
}
 

public void doit(Tokens t) {
    if (t.countTokens() != 1) {
        usage();
    } else {
        Address a = VM.getVM().getDebugger().parseAddress(t.nextToken());
        Symbol.create(a).printValueOn(out);
        out.println();
    }
}
 

public void doit(Tokens t) {
    if (t.countTokens() != 1) {
        usage();
    } else {
        Address a = VM.getVM().getDebugger().parseAddress(t.nextToken());
        Symbol.create(a).printValueOn(out);
        out.println();
    }
}
 

public void doit(Tokens t) {
    if (t.countTokens() != 1) {
        usage();
    } else {
        Address a = VM.getVM().getDebugger().parseAddress(t.nextToken());
        Symbol.create(a).printValueOn(out);
        out.println();
    }
}
 

void printOopValue(Oop oop) {
    if (oop != null) {
        Klass k = oop.getKlass();
        Symbol s = k.getName();
        if (s != null) {
            out.print("Oop for " + s.asString() + " @ ");
        } else {
            out.print("Oop @ ");
        }
        Oop.printOopAddressOn(oop, out);
    } else {
        out.print("null");
    }
}
 

private synchronized List findReferenceTypes(String signature) {
    if (typesByID == null) {
        return new ArrayList(0);
    }

    // we haven't sorted types by signatures. But we can take
    // advantage of comparing symbols instead of name. In the worst
    // case, we will be comparing N addresses rather than N strings
    // where N being total no. of classes in allClasses() list.

    // The signature could be Lx/y/z; or [....
    // If it is Lx/y/z; the internal type name is x/y/x
    // for array klasses internal type name is same as
    // signature
    String typeName = null;
    if (signature.charAt(0) == 'L') {
        typeName = signature.substring(1, signature.length() - 1);
    } else {
        typeName = signature;
    }

    Symbol typeNameSym = saSymbolTable().probe(typeName);
    // if there is no symbol in VM, then we wouldn't have that type
    if (typeNameSym == null) {
        return new ArrayList(0);
    }

    Iterator iter = typesBySignature.iterator();
    List list = new ArrayList();
    while (iter.hasNext()) {
        // We have cached type name as symbol in reference type
        ReferenceTypeImpl type = (ReferenceTypeImpl)iter.next();
        if (typeNameSym.equals(type.typeNameAsSymbol())) {
            list.add(type);
        }
    }
    return list;
}
 

private void getParser() {
    if (signatureParser == null) {
        Symbol sig1 = saField.getSignature();
        signature = sig1.asString();
        signatureParser = new JNITypeParser(signature);
    }
}
 

public void doit(Tokens t) {
    SymbolTable.getTheTable().symbolsDo(new SymbolTable.SymbolVisitor() {
            public void visit(Symbol sym) {
                sym.printValueOn(out);
                out.println();
            }
        });
}
 

private void getParser() {
    if (signatureParser == null) {
        Symbol sig1 = saField.getSignature();
        signature = sig1.asString();
        signatureParser = new JNITypeParser(signature);
    }
}
 

public void doit(Tokens t) {
    SymbolTable.getTheTable().symbolsDo(new SymbolTable.SymbolVisitor() {
            public void visit(Symbol sym) {
                sym.printValueOn(out);
                out.println();
            }
        });
}
 

void printOopValue(Oop oop) {
    if (oop != null) {
        Klass k = oop.getKlass();
        Symbol s = k.getName();
        if (s != null) {
            out.print("Oop for " + s.asString() + " @ ");
        } else {
            out.print("Oop @ ");
        }
        Oop.printOopAddressOn(oop, out);
    } else {
        out.print("null");
    }
}
 

public void doit(Tokens t) {
    if (t.countTokens() != 1) {
        usage();
    } else {
        Address a = VM.getVM().getDebugger().parseAddress(t.nextToken());
        Symbol.create(a).printValueOn(out);
        out.println();
    }
}
 

public void doit(Tokens t) {
    SymbolTable.getTheTable().symbolsDo(new SymbolTable.SymbolVisitor() {
            public void visit(Symbol sym) {
                sym.printValueOn(out);
                out.println();
            }
        });
}
 

public String genericSignature() {
    if (saKlass instanceof ArrayKlass) {
        return null;
    } else {
        Symbol genSig = ((InstanceKlass)saKlass).getGenericSignature();
        return (genSig != null)? genSig.asString() : null;
    }
}
 

private void getParser() {
    if (signatureParser == null) {
        Symbol sig1 = saField.getSignature();
        signature = sig1.asString();
        signatureParser = new JNITypeParser(signature);
    }
}
 

String baseSourceName() throws AbsentInformationException {
  if (saKlass instanceof ArrayKlass) {
        throw new AbsentInformationException();
  }
  Symbol sym = ((InstanceKlass)saKlass).getSourceFileName();
  if (sym != null) {
      return sym.asString();
  } else {
      throw new AbsentInformationException();
  }
}
 

public void doit(Tokens t) {
    SymbolTable.getTheTable().symbolsDo(new SymbolTable.SymbolVisitor() {
            public void visit(Symbol sym) {
                sym.printValueOn(out);
                out.println();
            }
        });
}
 

void printOopValue(Oop oop) {
    if (oop != null) {
        Klass k = oop.getKlass();
        Symbol s = k.getName();
        if (s != null) {
            out.print("Oop for " + s.asString() + " @ ");
        } else {
            out.print("Oop @ ");
        }
        Oop.printOopAddressOn(oop, out);
    } else {
        out.print("null");
    }
}
 

public void doit(Tokens t) {
    if (t.countTokens() != 1) {
        usage();
    } else {
        Address a = VM.getVM().getDebugger().parseAddress(t.nextToken());
        Symbol.create(a).printValueOn(out);
        out.println();
    }
}
 

public void doit(Tokens t) {
    SymbolTable.getTheTable().symbolsDo(new SymbolTable.SymbolVisitor() {
            public void visit(Symbol sym) {
                sym.printValueOn(out);
                out.println();
            }
        });
}
 

void printOopValue(Oop oop) {
    if (oop != null) {
        Klass k = oop.getKlass();
        Symbol s = k.getName();
        if (s != null) {
            out.print("Oop for " + s.asString() + " @ ");
        } else {
            out.print("Oop @ ");
        }
        Oop.printOopAddressOn(oop, out);
    } else {
        out.print("null");
    }
}