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com.techtrader.modules.tools.bytecode
Class BCHelper
java.lang.Objectcom.techtrader.modules.tools.bytecode.BCHelper
- class BCHelper
- extends java.lang.Object
Utility methods for dealing with the internal form of type names.
| Field Summary | |
private static java.lang.Object[][] |
_codes
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private static java.util.Map |
_wrappers
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| Constructor Summary | |
(package private) |
BCHelper()
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| Method Summary | |
static java.lang.Class |
classForName(java.lang.String name)
Return the Class object for the given class name in intenal form. |
static java.lang.String |
getDescriptor(java.lang.String returnType,
java.lang.String[] paramTypes)
Constructs a method descriptor from the given return and parameter types, which should be in internal form. |
static java.lang.String |
getExternalForm(java.lang.String internalName,
boolean humanReadable)
Given the internal name of the class, return the 'normal' java name. |
static java.lang.String |
getInternalForm(java.lang.String className,
boolean descriptor)
Converts the given class name to its internal form. |
static java.lang.String[] |
getParamTypes(java.lang.String descriptor)
Get the parameter types, in internal form, for the given method descriptor string. |
static java.lang.String |
getReturnType(java.lang.String descriptor)
Get the return type, in internal form, for the given method descriptor string. |
static java.lang.Class |
getWrapperClass(java.lang.String name)
Return the wrapper type for the given primitive class, or null if the given name is not a primitive type. |
static boolean |
hasFlag(int value,
int flag)
Return true if the given value contains the given flag. |
static int |
setFlag(int value,
int flag,
boolean on)
Returns the given value after setting the given flag to 'on' or 'off', as specified. |
| Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Field Detail |
_codes
private static final java.lang.Object[][] _codes
_wrappers
private static final java.util.Map _wrappers
| Constructor Detail |
BCHelper
BCHelper()
| Method Detail |
getWrapperClass
public static java.lang.Class getWrapperClass(java.lang.String name)
- Return the wrapper type for the given primitive class, or null
if the given name is not a primitive type. The given name should
be in external form.
classForName
public static java.lang.Class classForName(java.lang.String name) throws java.lang.ClassNotFoundException
- Return the Class object for the given class name in intenal form.
getInternalForm
public static java.lang.String getInternalForm(java.lang.String className, boolean descriptor)
- Converts the given class name to its internal form.
getExternalForm
public static java.lang.String getExternalForm(java.lang.String internalName, boolean humanReadable)
- Given the internal name of the class, return the 'normal' java name.
hasFlag
public static boolean hasFlag(int value,
int flag)
- Return true if the given value contains the given flag.
setFlag
public static int setFlag(int value,
int flag,
boolean on)
- Returns the given value after setting the given flag to
'on' or 'off', as specified.
getReturnType
public static java.lang.String getReturnType(java.lang.String descriptor)
- Get the return type, in internal form, for the given method
descriptor string.
getParamTypes
public static java.lang.String[] getParamTypes(java.lang.String descriptor)
- Get the parameter types, in internal form, for the given method
descriptor string.
getDescriptor
public static java.lang.String getDescriptor(java.lang.String returnType, java.lang.String[] paramTypes)
- Constructs a method descriptor from the given return and parameter
types, which should be in internal form.
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| Home >> All >> com >> techtrader >> modules >> tools >> [ bytecode overview ] | PREV CLASS NEXT CLASS | ||||||||
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SUMMARY: JAVADOC | SOURCE | DOWNLOAD | NESTED | FIELD | CONSTR | METHOD |
DETAIL: FIELD | CONSTR | METHOD | ||||||||