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30 day Evaluation Version distributed via the Maven Jar Repository. Clover is not free. You have 30 days to evaluate it. Please visit http://www.thecortex.net/clover to obtain a licensed version of Clover | |||||||||||||||||||
Source file | Conditionals | Statements | Methods | TOTAL | |||||||||||||||
ExtractMetaDataVisitor.java | 100% | 100% | 100% | 100% |
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/*
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* Copyright (C) The MetaClass Group. All rights reserved.
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*
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* This software is published under the terms of the Spice
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* Software License version 1.1, a copy of which has been included
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* with this distribution in the LICENSE.txt file.
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*/
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package org.codehaus.metaclass.io;
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import java.io.ByteArrayInputStream;
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import java.io.IOException;
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import org.objectweb.asm.Attribute;
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import org.objectweb.asm.ClassVisitor;
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import org.objectweb.asm.CodeVisitor;
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import org.codehaus.metaclass.model.ClassDescriptor;
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/**
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* Visitor used to extract ClassDescriptor from .class file.
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*
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* @author Peter Donald
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* @version $Revision: 1.2 $ $Date: 2003/12/11 08:41:50 $
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*/
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class ExtractMetaDataVisitor
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implements ClassVisitor
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{ |
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/** The ClassDescriptor loaded if any. */
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private ClassDescriptor m_classDescriptor;
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/** The IOException caused when loading descriptor if any. */
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private IOException m_ioe;
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/**
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* @see ClassVisitor#visitEnd()
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*/
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public void visitEnd() |
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{ |
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} |
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/**
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* @see ClassVisitor#visitInnerClass(String, String, String, int)
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*/
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public void visitInnerClass( final String name, |
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final String outerName, |
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final String innerName, |
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final int access )
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{ |
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} |
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/**
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* @see ClassVisitor#visit(int, String, String, String[], String)
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*/
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public void visit( final int access, |
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final String name, |
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final String superName, |
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final String[] interfaces, |
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final String sourceFile ) |
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{ |
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} |
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/**
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* @see ClassVisitor#visitField(int, String, String, Object, Attribute)
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*/
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public void visitField( final int access, |
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final String name, |
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final String desc, |
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final Object value, |
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final Attribute attrs ) |
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{ |
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} |
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/**
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* @see ClassVisitor#visitMethod(int, String, String, String[], Attribute)
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*/
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public CodeVisitor visitMethod( final int access, |
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final String name, |
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final String desc, |
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final String[] exceptions, |
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final Attribute attrs ) |
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{ |
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return null; |
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} |
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/**
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* @see ClassVisitor#visitAttribute(Attribute)
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*/
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public void visitAttribute( final Attribute attr ) |
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{ |
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if( !MetaClassIOASM.ATTRIBUTE_NAME.equals( attr.type ) )
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{ |
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return;
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} |
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final ByteArrayInputStream stream = |
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new ByteArrayInputStream( attr.b, attr.off, attr.len );
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try
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{ |
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m_classDescriptor = MetaClassIOBinary.IO. |
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deserializeClass( stream ); |
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} |
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catch( final IOException ioe )
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{ |
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m_ioe = ioe; |
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} |
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} |
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/**
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* Return the ClassDescriptor that was loaded.
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*
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* @return the ClassDescriptor that was loaded.
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*/
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ClassDescriptor getClassDescriptor() |
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{ |
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return m_classDescriptor;
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} |
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/**
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* Return the IOException thrown during load.
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*
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* @return the IOException thrown during load.
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*/
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IOException getIoe() |
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{ |
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return m_ioe;
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} |
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} |
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