org.apache.tools.ant.util.depend.bcel
Class DependencyVisitor

java.lang.Object
  extended by org.apache.bcel.classfile.EmptyVisitor
      extended by org.apache.tools.ant.util.depend.bcel.DependencyVisitor
All Implemented Interfaces:
org.apache.bcel.classfile.Visitor

public class DependencyVisitor
extends org.apache.bcel.classfile.EmptyVisitor

A BCEL visitor implementation to collect class dependency information


Constructor Summary
DependencyVisitor()
           
 
Method Summary
 void clearDependencies()
          Clear the curretn set of collected dependencies.
 java.util.Enumeration getDependencies()
          Get the dependencies collected by this visitor
 void visitConstantClass(org.apache.bcel.classfile.ConstantClass constantClass)
          Visit a class reference
 void visitConstantNameAndType(org.apache.bcel.classfile.ConstantNameAndType obj)
          Visit a name and type ref Look for class references in this
 void visitConstantPool(org.apache.bcel.classfile.ConstantPool constantPool)
          Visit the constant pool of a class
 void visitField(org.apache.bcel.classfile.Field field)
          Visit a field of the class.
 void visitJavaClass(org.apache.bcel.classfile.JavaClass javaClass)
          Visit a Java class
 void visitMethod(org.apache.bcel.classfile.Method method)
          Visit a method of the current class
 
Methods inherited from class org.apache.bcel.classfile.EmptyVisitor
visitCode, visitCodeException, visitConstantDouble, visitConstantFieldref, visitConstantFloat, visitConstantInteger, visitConstantInterfaceMethodref, visitConstantLong, visitConstantMethodref, visitConstantString, visitConstantUtf8, visitConstantValue, visitDeprecated, visitExceptionTable, visitInnerClass, visitInnerClasses, visitLineNumber, visitLineNumberTable, visitLocalVariable, visitLocalVariableTable, visitSourceFile, visitStackMap, visitStackMapEntry, visitSynthetic, visitUnknown
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

DependencyVisitor

public DependencyVisitor()
Method Detail

getDependencies

public java.util.Enumeration getDependencies()
Get the dependencies collected by this visitor

Returns:
a Enumeration of classnames, being the classes upon which the visited classes depend.

clearDependencies

public void clearDependencies()
Clear the curretn set of collected dependencies.


visitConstantPool

public void visitConstantPool(org.apache.bcel.classfile.ConstantPool constantPool)
Visit the constant pool of a class

Specified by:
visitConstantPool in interface org.apache.bcel.classfile.Visitor
Overrides:
visitConstantPool in class org.apache.bcel.classfile.EmptyVisitor
Parameters:
constantPool - the constant pool of the class being visited.

visitConstantClass

public void visitConstantClass(org.apache.bcel.classfile.ConstantClass constantClass)
Visit a class reference

Specified by:
visitConstantClass in interface org.apache.bcel.classfile.Visitor
Overrides:
visitConstantClass in class org.apache.bcel.classfile.EmptyVisitor
Parameters:
constantClass - the constantClass entry for the class reference

visitConstantNameAndType

public void visitConstantNameAndType(org.apache.bcel.classfile.ConstantNameAndType obj)
Visit a name and type ref Look for class references in this

Specified by:
visitConstantNameAndType in interface org.apache.bcel.classfile.Visitor
Overrides:
visitConstantNameAndType in class org.apache.bcel.classfile.EmptyVisitor
Parameters:
obj - the name and type reference being visited.

visitField

public void visitField(org.apache.bcel.classfile.Field field)
Visit a field of the class.

Specified by:
visitField in interface org.apache.bcel.classfile.Visitor
Overrides:
visitField in class org.apache.bcel.classfile.EmptyVisitor
Parameters:
field - the field being visited

visitJavaClass

public void visitJavaClass(org.apache.bcel.classfile.JavaClass javaClass)
Visit a Java class

Specified by:
visitJavaClass in interface org.apache.bcel.classfile.Visitor
Overrides:
visitJavaClass in class org.apache.bcel.classfile.EmptyVisitor
Parameters:
javaClass - the class being visited.

visitMethod

public void visitMethod(org.apache.bcel.classfile.Method method)
Visit a method of the current class

Specified by:
visitMethod in interface org.apache.bcel.classfile.Visitor
Overrides:
visitMethod in class org.apache.bcel.classfile.EmptyVisitor
Parameters:
method - the method being visited.