programming-examples/java/XML/Test reading jar resources.java
2019-11-15 12:59:38 +01:00

59 lines
1.7 KiB
Java

Test reading jar resources
package com.ack.tools.jarinfo.testing;
import com.ack.tools.jarinfo.JarByteLoader;
import com.ack.tools.jarinfo.JarInfoException;
import com.ack.tools.jarinfo.SuffixZipEntryFilter;
import com.ack.tools.jarinfo.ZipEntryFilter;
import com.ack.tools.jarinfo.testing.TestJarInfoConstants;
import junit.framework.TestCase;
/**
* demonstrates how to load resources from
* a given jar using the JarInfo package.
*/
public class TestReadingJarResources extends TestCase {
public TestReadingJarResources( String s ) {
super( s );
}
protected void setUp() {
}
protected void tearDown() {
}
public void testAccessingJarResources() {
String archiveName = TestJarInfoConstants.kZIP_FILE_ONE;
ZipEntryFilter zipFilter = new SuffixZipEntryFilter( ".xsl" );
JarByteLoader jarByteLoader = null;
try {
// load zip entries based upon filter
jarByteLoader = new JarByteLoader( archiveName, zipFilter );
System.out.println( "\nJarByteLoader successfully loaded -> " + archiveName );
// view contents of zip entries match ".xsl"
System.out.println( jarByteLoader.getJarInfo() );
// load the specified resource
String resourceName = "org/apache/tools/ant/taskdefs/optional/junit/xsl/junit-frames.xsl";
byte[] theBytes = jarByteLoader.getResourceAsBytes( resourceName );
System.out.println( "\nJarByteLoader loaded " + theBytes.length + " bytes for "
+ resourceName + " from " + archiveName );
// print out the resource
System.out.println( new String( theBytes ) );
}
catch( JarInfoException jie ) {
jie.printStackTrace();
fail();
}
}
}