org.apache.bcel.util
Class ClassPath

java.lang.Object
  extended by org.apache.bcel.util.ClassPath
All Implemented Interfaces:
Serializable

public class ClassPath
extends Object
implements Serializable

Responsible for loading (class) files from the CLASSPATH. Inspired by sun.tools.ClassPath.

Version:
$Id: ClassPath.java 386056 2006-03-15 11:31:56Z tcurdt $
See Also:
Serialized Form

Nested Class Summary
static interface ClassPath.ClassFile
          Contains information about file/ZIP entry of the Java class.
 
Field Summary
static ClassPath SYSTEM_CLASS_PATH
           
 
Constructor Summary
ClassPath()
          Deprecated. Use SYSTEM_CLASS_PATH constant
ClassPath(String class_path)
          Search for classes in given path.
 
Method Summary
 boolean equals(Object o)
           
 byte[] getBytes(String name)
           
 byte[] getBytes(String name, String suffix)
           
 ClassPath.ClassFile getClassFile(String name)
           
 ClassPath.ClassFile getClassFile(String name, String suffix)
           
static String getClassPath()
          Checks for class path components in the following properties: "java.class.path", "sun.boot.class.path", "java.ext.dirs"
 InputStream getInputStream(String name)
           
 InputStream getInputStream(String name, String suffix)
          Return stream for class or resource on CLASSPATH.
 String getPath(String name)
           
 String getPath(String name, String suffix)
           
 int hashCode()
           
 String toString()
           
 
Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, wait, wait, wait
 

Field Detail

SYSTEM_CLASS_PATH

public static final ClassPath SYSTEM_CLASS_PATH
Constructor Detail

ClassPath

public ClassPath(String class_path)
Search for classes in given path.


ClassPath

public ClassPath()
Deprecated. Use SYSTEM_CLASS_PATH constant

Search for classes in CLASSPATH.

Method Detail

toString

public String toString()
Overrides:
toString in class Object
Returns:
used class path string

hashCode

public int hashCode()
Overrides:
hashCode in class Object

equals

public boolean equals(Object o)
Overrides:
equals in class Object

getClassPath

public static final String getClassPath()
Checks for class path components in the following properties: "java.class.path", "sun.boot.class.path", "java.ext.dirs"

Returns:
class path as used by default by BCEL

getInputStream

public InputStream getInputStream(String name)
                           throws IOException
Parameters:
name - fully qualified class name, e.g. java.lang.String
Returns:
input stream for class
Throws:
IOException

getInputStream

public InputStream getInputStream(String name,
                                  String suffix)
                           throws IOException
Return stream for class or resource on CLASSPATH.

Parameters:
name - fully qualified file name, e.g. java/lang/String
suffix - file name ends with suff, e.g. .java
Returns:
input stream for file on class path
Throws:
IOException

getClassFile

public ClassPath.ClassFile getClassFile(String name,
                                        String suffix)
                                 throws IOException
Parameters:
name - fully qualified file name, e.g. java/lang/String
suffix - file name ends with suff, e.g. .java
Returns:
class file for the java class
Throws:
IOException

getClassFile

public ClassPath.ClassFile getClassFile(String name)
                                 throws IOException
Parameters:
name - fully qualified class name, e.g. java.lang.String
Returns:
input stream for class
Throws:
IOException

getBytes

public byte[] getBytes(String name,
                       String suffix)
                throws IOException
Parameters:
name - fully qualified file name, e.g. java/lang/String
suffix - file name ends with suffix, e.g. .java
Returns:
byte array for file on class path
Throws:
IOException

getBytes

public byte[] getBytes(String name)
                throws IOException
Returns:
byte array for class
Throws:
IOException

getPath

public String getPath(String name)
               throws IOException
Parameters:
name - name of file to search for, e.g. java/lang/String.java
Returns:
full (canonical) path for file
Throws:
IOException

getPath

public String getPath(String name,
                      String suffix)
               throws IOException
Parameters:
name - name of file to search for, e.g. java/lang/String
suffix - file name suffix, e.g. .java
Returns:
full (canonical) path for file, if it exists
Throws:
IOException


Copyright © 2002-2006 Apache Software Foundation. All Rights Reserved.