Examples with BuildException org.apache.tools.ant.BuildException used on opensource projects

Example 76 with BuildException

use of org.apache.tools.ant.BuildException in project ant by apache.

the class ManifestClassPath method setJarFile.

/**
 * The JAR file to contain the classpath attribute in its manifest.
 *
 * @param  jarfile the JAR file. Need not exist yet, but its parent
 *         directory must exist on the other hand.
 */
public void setJarFile(File jarfile) {
    File parent = jarfile.getParentFile();
    if (!parent.isDirectory()) {
        throw new BuildException("Jar's directory not found: %s", parent);
    }
    this.dir = parent;
}

Example 77 with BuildException

use of org.apache.tools.ant.BuildException in project ant by apache.

the class ManifestTask method execute.

/**
 * Create or update the Manifest when used as a task.
 *
 * @throws BuildException if the manifest cannot be written.
 */
@Override
public void execute() throws BuildException {
    if (manifestFile == null) {
        throw new BuildException("the file attribute is required");
    }
    Manifest toWrite = Manifest.getDefaultManifest();
    Manifest current = null;
    BuildException error = null;
    if (manifestFile.exists()) {
        Charset charset = Charset.forName(encoding == null ? "UTF-8" : encoding);
        try (InputStreamReader isr = new InputStreamReader(Files.newInputStream(manifestFile.toPath()), charset)) {
            current = new Manifest(isr);
        } catch (ManifestException m) {
            error = new BuildException("Existing manifest " + manifestFile + " is invalid", m, getLocation());
        } catch (IOException e) {
            error = new BuildException("Failed to read " + manifestFile, e, getLocation());
        }
    }
    // look for and print warnings
    for (Enumeration<String> e = nestedManifest.getWarnings(); e.hasMoreElements(); ) {
        log("Manifest warning: " + e.nextElement(), Project.MSG_WARN);
    }
    try {
        if ("update".equals(mode.getValue()) && manifestFile.exists()) {
            if (current != null) {
                toWrite.merge(current, false, mergeClassPaths);
            } else if (error != null) {
                throw error;
            }
        }
        toWrite.merge(nestedManifest, false, mergeClassPaths);
    } catch (ManifestException m) {
        throw new BuildException("Manifest is invalid", m, getLocation());
    }
    if (toWrite.equals(current)) {
        log("Manifest has not changed, do not recreate", Project.MSG_VERBOSE);
        return;
    }
    try (PrintWriter w = new PrintWriter(new OutputStreamWriter(Files.newOutputStream(manifestFile.toPath()), Manifest.JAR_ENCODING))) {
        toWrite.write(w, flattenClassPaths);
        if (w.checkError()) {
            throw new IOException("Encountered an error writing manifest");
        }
    } catch (IOException e) {
        throw new BuildException("Failed to write " + manifestFile, e, getLocation());
    }
}

Example 78 with BuildException

use of org.apache.tools.ant.BuildException in project ant by apache.

the class Move method doFileOperations.

// ************************************************************************
// protected and private methods
// ************************************************************************
/**
 * Override copy's doFileOperations to move the files instead of copying them.
 */
@Override
protected void doFileOperations() {
    // Attempt complete directory renames, if any, first.
    if (completeDirMap.size() > 0) {
        for (Map.Entry<File, File> entry : completeDirMap.entrySet()) {
            File fromDir = entry.getKey();
            File toDir = entry.getValue();
            boolean renamed = false;
            try {
                log("Attempting to rename dir: " + fromDir + " to " + toDir, verbosity);
                renamed = renameFile(fromDir, toDir, filtering, forceOverwrite);
            } catch (IOException ioe) {
                String msg = "Failed to rename dir " + fromDir + " to " + toDir + " due to " + ioe.getMessage();
                throw new BuildException(msg, ioe, getLocation());
            }
            if (!renamed) {
                FileSet fs = new FileSet();
                fs.setProject(getProject());
                fs.setDir(fromDir);
                addFileset(fs);
                DirectoryScanner ds = fs.getDirectoryScanner(getProject());
                String[] files = ds.getIncludedFiles();
                String[] dirs = ds.getIncludedDirectories();
                scan(fromDir, toDir, files, dirs);
            }
        }
    }
    int moveCount = fileCopyMap.size();
    if (moveCount > 0) {
        // files to move
        log("Moving " + moveCount + " file" + ((moveCount == 1) ? "" : "s") + " to " + destDir.getAbsolutePath());
        for (Map.Entry<String, String[]> entry : fileCopyMap.entrySet()) {
            String fromFile = entry.getKey();
            File f = new File(fromFile);
            boolean selfMove = false;
            if (f.exists()) {
                // Is this file still available to be moved?
                String[] toFiles = entry.getValue();
                for (int i = 0; i < toFiles.length; i++) {
                    String toFile = toFiles[i];
                    if (fromFile.equals(toFile)) {
                        log("Skipping self-move of " + fromFile, verbosity);
                        selfMove = true;
                        // move will not occur, but that's what we want
                        continue;
                    }
                    File d = new File(toFile);
                    if ((i + 1) == toFiles.length && !selfMove) {
                        // Only try to move if this is the last mapped file
                        // and one of the mappings isn't to itself
                        moveFile(f, d, filtering, forceOverwrite);
                    } else {
                        copyFile(f, d, filtering, forceOverwrite);
                    }
                }
            }
        }
    }
    if (includeEmpty) {
        int createCount = 0;
        for (Map.Entry<String, String[]> entry : dirCopyMap.entrySet()) {
            String fromDirName = entry.getKey();
            boolean selfMove = false;
            for (String toDirName : entry.getValue()) {
                if (fromDirName.equals(toDirName)) {
                    log("Skipping self-move of " + fromDirName, verbosity);
                    selfMove = true;
                    continue;
                }
                File d = new File(toDirName);
                if (!d.exists()) {
                    if (!d.mkdirs() && !d.exists()) {
                        log("Unable to create directory " + d.getAbsolutePath(), Project.MSG_ERR);
                    } else {
                        createCount++;
                    }
                }
            }
            File fromDir = new File(fromDirName);
            if (!selfMove && okToDelete(fromDir)) {
                deleteDir(fromDir);
            }
        }
        if (createCount > 0) {
            log("Moved " + dirCopyMap.size() + " empty director" + (dirCopyMap.size() == 1 ? "y" : "ies") + " to " + createCount + " empty director" + (createCount == 1 ? "y" : "ies") + " under " + destDir.getAbsolutePath());
        }
    }
}

Example 79 with BuildException

use of org.apache.tools.ant.BuildException in project ant by apache.

the class Move method copyFile.

/**
 * Copy fromFile to toFile.
 * @param fromFile File
 * @param toFile File
 * @param filtering boolean
 * @param overwrite boolean
 */
private void copyFile(File fromFile, File toFile, boolean filtering, boolean overwrite) {
    try {
        log("Copying " + fromFile + " to " + toFile, verbosity);
        FilterSetCollection executionFilters = new FilterSetCollection();
        if (filtering) {
            executionFilters.addFilterSet(getProject().getGlobalFilterSet());
        }
        getFilterSets().forEach(executionFilters::addFilterSet);
        getFileUtils().copyFile(fromFile, toFile, executionFilters, getFilterChains(), forceOverwrite, getPreserveLastModified(), /* append: */
        false, getEncoding(), getOutputEncoding(), getProject(), getForce());
    } catch (IOException ioe) {
        throw new BuildException("Failed to copy " + fromFile + " to " + toFile + " due to " + ioe.getMessage(), ioe, getLocation());
    }
}

Example 80 with BuildException

use of org.apache.tools.ant.BuildException in project ant by apache.

the class Nice method execute.

/**
 * Execute the task
 * @exception BuildException if something goes wrong with the build
 */
@Override
public void execute() throws BuildException {
    Thread self = Thread.currentThread();
    int priority = self.getPriority();
    if (currentPriority != null) {
        String current = Integer.toString(priority);
        getProject().setNewProperty(currentPriority, current);
    }
    // if there is a new priority, and it is different, change it
    if (newPriority != null && priority != newPriority) {
        try {
            self.setPriority(newPriority);
        } catch (SecurityException e) {
            // catch permissions denial and keep going
            log("Unable to set new priority -a security manager is in the way", Project.MSG_WARN);
        } catch (IllegalArgumentException iae) {
            throw new BuildException("Priority out of range", iae);
        }
    }
}