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org.eclipse.rse.services.clientserver.java
Class ClassFileUtil

java.lang.Object
  
org.eclipse.rse.services.clientserver.java.ClassFileUtil

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public class ClassFileUtil
extends 
Object

Singleton class for obtaining various information about class files.

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Method Summary
static  ClassFileUtil	getInstance ()           Returns the singleton instance.
String	getQualifiedClassName ( File classFile)           Gets the qualified class name.
String	getQualifiedClassName ( InputStream stream)           Gets the qualified class name for the class represented by the given input stream.
String	getQualifiedClassName ( String classFilePath)           Gets the qualified class name for the file with the given path.
boolean	isRunnable ( File classFile)           Returns whether the class is runnable, i.e. whether it contains public static void main (String[]) method.
boolean	isRunnable ( InputStream stream)           Returns whether the class represented by the given input stream is runnable, i.e. whether it contains public static void main (String[]) method.
boolean	isRunnable ( String classFilePath)           Returns whether the class with the given path is runnable, i.e. whether it contains public static void main (String[]) method.

 

Methods inherited from class java.lang. Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

 

Method Detail

getInstance

public static final 
ClassFileUtil getInstance()

Returns the singleton instance.

Returns:

the singleton instance.

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isRunnable

public boolean isRunnable(
String classFilePath)
                   throws 
IOException

Returns whether the class with the given path is runnable, i.e. whether it contains public static void main (String[]) method.

Parameters:

classFilePath - the class file path.

Returns:

true if the class file is runnable, false otherwise.

Throws:

IOException - if an I/O error occurs.

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isRunnable

public boolean isRunnable(
File classFile)
                   throws 
IOException

Returns whether the class is runnable, i.e. whether it contains public static void main (String[]) method.

Parameters:

classFile - the class file.

Returns:

true if the class file is runnable, false otherwise.

Throws:

IOException - if an I/O error occurs.

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isRunnable

public boolean isRunnable(
InputStream stream)
                   throws 
IOException

Returns whether the class represented by the given input stream is runnable, i.e. whether it contains public static void main (String[]) method.

Parameters:

stream - the input stream.

Returns:

true if the class file is runnable, false otherwise.

Throws:

IOException - if an I/O error occurs.

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getQualifiedClassName

public 
String getQualifiedClassName(
String classFilePath)
                             throws 
IOException

Gets the qualified class name for the file with the given path.

Parameters:

classFilePath - the class file path.

Throws:

IOException - if an I/O error occurs.

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getQualifiedClassName

public 
String getQualifiedClassName(
File classFile)
                             throws 
IOException

Gets the qualified class name.

Parameters:

classFile - the class file.

Throws:

IOException - if an I/O error occurs.

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getQualifiedClassName

public 
String getQualifiedClassName(
InputStream stream)
                             throws 
IOException

Gets the qualified class name for the class represented by the given input stream.

Parameters:

stream - the input stream representing a class.

Throws:

IOException - if an I/O error occurs.

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