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The source code/* * Sun Public License Notice * * The contents of this file are subject to the Sun Public License * Version 1.0 (the "License"). You may not use this file except in * compliance with the License. A copy of the License is available at * http://www.sun.com/ * * The Original Code is NetBeans. The Initial Developer of the Original * Code is Sun Microsystems, Inc. Portions Copyright 1997-2004 Sun * Microsystems, Inc. All Rights Reserved. */ package org.netbeans.modules.project.ant.task; import java.io.File; import java.io.FileInputStream; import java.io.InputStream; import java.io.IOException; import org.apache.tools.ant.BuildException; import org.apache.tools.ant.Task; import org.netbeans.spi.project.support.ant.CRC32Calculator; /** * Ant task to show CRCs of files such as build.xml as * computed by {@link GeneratedFilesHelper}. * @author Jesse Glick */ public final class ShowCRCTask extends Task { private File f; public void setFile(File f) { this.f = f; } /** Standard constructor. */ public ShowCRCTask() {} public void execute() throws BuildException { if (f == null) { throw new BuildException("No 'file' attr"); } try { InputStream is = new FileInputStream(f); try { String crc = CRC32Calculator.computeCrc32(is); log("CRC32 for " + f + ": " + crc); } finally { is.close(); } } catch (IOException e) { throw new BuildException(e, getLocation()); } } } |
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