| java.lang.Object
 org.apache.derby.iapi.services.classfile.ClassHolder
All known Subclasses: org.apache.derby.iapi.services.classfile.ClassInvestigator,
| ClassHolder | | public class ClassHolder (Code) | | Based upon "THE class FILE FORMAT" chapter of "The Java Virtual Machine Specification"
corresponding to version 1.0.2 of the Java Virtual Machine and 1.0.2 of the
Java Language Specification.
ISBN 0-201-63452-X, September 1996.
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| Constructor Summary | |
| protected | ClassHolder(int estimatedConstantPoolCount)
| | public | ClassHolder(String fullyQualifiedName, String superClassName, int modifiers)
This will not define a constructor -- it is up
to the caller to add at least one. |
| Method Summary | |
| public void | addAttribute(String attributeName, ClassFormatOutput info)
| | public int | addClassReference(String fullyQualifiedName)
Add a class entry to the pool. | | public int | addConstant(String value)
| | public int | addConstant(int value)
| | public int | addConstant(float value)
| | public int | addConstant(long value)
| | public int | addConstant(double value)
| | protected int | addEntry(Object key, ConstantPoolEntry item)
Generic add entry to constant pool. | | public int | addFieldReference(String className, String simpleName, String descriptor)
| | public int | addFieldReference(ClassMember field)
| | public ClassMember | addMember(String simpleName, String descriptor, int modifier)
| | public int | addMethodReference(String className, String simpleName, String descriptor, boolean isInterface)
| | public int | addUtf8(String value)
| | protected String | className(int classIndex)
Return the class name for an index to a CONSTANT_Class_info. | | public static String | convertToInternalClassName(String externalName)
| | public static String | convertToInternalDescriptor(String externalName)
| | protected void | cptPut(ClassFormatOutput out)
| | public int | findClass(String fullyQualifiedName)
Find a class descriptor (section 4.4.1) and return its
index, returns -1 if not found. | | protected CONSTANT_Index_info | findIndexEntry(int tag, int i1, int i2)
| | protected int | findIndexIndex(int tag, int i1, int i2)
| | protected ConstantPoolEntry | findMatchingEntry(Object key)
| | public int | findNameAndType(String name, String descriptor)
Find a name and type descriptor (section 4.4.6) and
return it's index. | | int | findUtf8(String value)
Return the index of a UTF entry or -1 if it doesn't exist. | | protected String | getClassName(int index)
get the class name of a Class given the index of its CONSTANT_Class_info
entry in the Constant Pool. | | public int | getConstantPoolIndex()
| | public ConstantPoolEntry | getEntry(int index)
| | public ByteArray | getFileFormat()
Convert the object representation of the class into
its class file format. | | public int | getModifier()
| | public String | getName()
| | public String | getSuperClassName()
| | public static boolean | isExternalClassName(String className)
| | String | nameIndexToString(int index)
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| access_flags | | protected int access_flags(Code) | | |
| interfaces | | protected int[] interfaces(Code) | | |
| super_class | | protected int super_class(Code) | | |
| this_class | | protected int this_class(Code) | | |
| ClassHolder | | protected ClassHolder(int estimatedConstantPoolCount)(Code) | | |
| ClassHolder | | public ClassHolder(String fullyQualifiedName, String superClassName, int modifiers)(Code) | | This will not define a constructor -- it is up
to the caller to add at least one.
|
| addClassReference | | public int addClassReference(String fullyQualifiedName)(Code) | | Add a class entry to the pool.
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| addEntry | | protected int addEntry(Object key, ConstantPoolEntry item)(Code) | | Generic add entry to constant pool. Includes the logic
for an entry to occupy more than one slot (e.g. long).
The number of slots occupied by the entry.. |
| className | | protected String className(int classIndex)(Code) | | Return the class name for an index to a CONSTANT_Class_info.
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| convertToInternalClassName | | public static String convertToInternalClassName(String externalName)(Code) | | |
| convertToInternalDescriptor | | public static String convertToInternalDescriptor(String externalName)(Code) | | |
| findClass | | public int findClass(String fullyQualifiedName)(Code) | | Find a class descriptor (section 4.4.1) and return its
index, returns -1 if not found.
|
| findIndexIndex | | protected int findIndexIndex(int tag, int i1, int i2)(Code) | | |
| findNameAndType | | public int findNameAndType(String name, String descriptor)(Code) | | Find a name and type descriptor (section 4.4.6) and
return it's index.
returns -1 if not found.
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| findUtf8 | | int findUtf8(String value)(Code) | | Return the index of a UTF entry or -1 if it doesn't exist.
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| getClassName | | protected String getClassName(int index)(Code) | | get the class name of a Class given the index of its CONSTANT_Class_info
entry in the Constant Pool.
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| getFileFormat | | public ByteArray getFileFormat() throws IOException(Code) | | Convert the object representation of the class into
its class file format.
exception:
IOException - error writing the class |
| isExternalClassName | | public static boolean isExternalClassName(String className)(Code) | | |
| nameIndexToString | | String nameIndexToString(int index)(Code) | | get a string (UTF) given a name_index into the constant pool
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