org.mule.runtime.core.internal.util

Class JarUtils

java.lang.Object

org.mule.runtime.core.internal.util.JarUtils

public final class JarUtils
extends Object

Field Summary

Fields

Modifier and Type	Field and Description
static String	MULE_LOCAL_JAR_FILENAME

Method Summary

Modifier and Type	Method and Description
static void	appendJarFileEntries(File jarFile, LinkedHashMap entries)
static void	createJarFileEntries(File jarFile, LinkedHashMap entries)
static File	getMuleHomeFile()
static File	getMuleLibDir()
static File	getMuleLocalJarFile()
static File	getMuleModuleDir()
static List<URL>	getUrlsWithinJar(File file, String directory) Gets all the URL of files within a directory
static URL	getUrlWithinJar(File jarFile, String filePath) Creates an URL to a path within a jar file.
static Optional<byte[]>	loadFileContentFrom(File jarFile, String filePath) Loads the content of a file within a jar into a byte array.
static Optional<byte[]>	loadFileContentFrom(URL jarFile) Loads the content of a file within a jar into a byte array.
static LinkedHashMap	readJarFileEntries(File jarFile)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

MULE_LOCAL_JAR_FILENAME

public static final String MULE_LOCAL_JAR_FILENAME

See Also:

Constant Field Values

Method Detail

loadFileContentFrom

public static Optional<byte[]> loadFileContentFrom(File jarFile,
                                                   String filePath)
                                            throws IOException

Loads the content of a file within a jar into a byte array.

Parameters:

jarFile - the jar file

filePath - the path to the file within the jar file

Returns:

the content of the file as byte array or empty if the file does not exists within the jar file.

Throws:

IOException - if there was a problem reading from the jar file.

loadFileContentFrom

public static Optional<byte[]> loadFileContentFrom(URL jarFile)
                                            throws IOException

Loads the content of a file within a jar into a byte array.

Parameters:

jarFile - the jar file

Returns:

the content of the file as byte array or empty if the file does not exists within the jar file.

Throws:

IOException - if there was a problem reading from the jar file.

getUrlWithinJar

public static URL getUrlWithinJar(File jarFile,
                                  String filePath)
                           throws MalformedURLException

Creates an URL to a path within a jar file.

Parameters:

jarFile - the jar file

filePath - the path within the jar file

Returns:

an URL to the filePath within the jarFile

Throws:

MalformedURLException - if the provided filePath is malformed

getUrlsWithinJar

public static List<URL> getUrlsWithinJar(File file,
                                         String directory)
                                  throws IOException

Gets all the URL of files within a directory

Parameters:

file - the jar file

directory - the directory within the jar file

Returns:

a collection of URLs to files within the directory directory. Empty collection if the directory does not exists or is empty.

Throws:

IOException

readJarFileEntries

public static LinkedHashMap readJarFileEntries(File jarFile)
                                        throws Exception

Throws:

Exception

appendJarFileEntries

public static void appendJarFileEntries(File jarFile,
                                        LinkedHashMap entries)
                                 throws Exception

Throws:

Exception

createJarFileEntries

public static void createJarFileEntries(File jarFile,
                                        LinkedHashMap entries)
                                 throws Exception

Throws:

Exception

getMuleHomeFile

public static File getMuleHomeFile()

getMuleLibDir

public static File getMuleLibDir()

getMuleModuleDir

public static File getMuleModuleDir()

getMuleLocalJarFile

public static File getMuleLocalJarFile()