Example usage for org.apache.commons.io FileDeleteStrategy FORCE

Introduction

In this page you can find the example usage for org.apache.commons.io FileDeleteStrategy FORCE.

Prototype

FileDeleteStrategy FORCE

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Document

The singleton instance for forced file deletion, which always deletes, even if the file represents a non-empty directory.

Usage

From source file:voldemort.store.configuration.ConfigurationStorageEngineTest.java

@Override
public void tearDown() throws Exception {
    super.tearDown();
    if (null != tempDir && tempDir.exists())
        FileDeleteStrategy.FORCE.delete(tempDir);
}

From source file:voldemort.store.filesystem.FilesystemStorageEngine.java

public synchronized void put(String key, Versioned<String> value) throws VoldemortException {
    ArrayList<String> deleteList = new ArrayList<String>();
    StoreUtils.assertValidKey(key);/*from  w w w .  j av  a  2  s .  com*/
    // Check for obsolete version
    File[] files = this.directory.listFiles();
    for (File file : files) {
        if (file.getName().startsWith(key)) {
            VectorClock clock = getVersion(file, key);
            if (null != clock) {
                if (clock.compare(value.getVersion()) == Occured.AFTER)
                    throw new ObsoleteVersionException("A successor version to this exists.");
                else if (clock.compare(value.getVersion()) == Occured.BEFORE) {
                    // Add the file to deleteList
                    deleteList.add(file.getAbsolutePath());
                }
            }
        }
    }

    VectorClock clock = (VectorClock) value.getVersion();
    String path = this.directory.getAbsolutePath() + File.separator + key + "-"
            + new String(Hex.encodeHex(clock.toBytes())) + ".version";
    File newFile = new File(path);
    try {
        if (!newFile.createNewFile())
            throw new ObsoleteVersionException("File " + path + " already exists.");
        FileUtils.writeStringToFile(newFile, value.getValue(), "UTF-8");
    } catch (IOException e) {
        throw new VoldemortException(e);
    }

    // if succceded remove the old value Object.
    for (String file : deleteList) {
        try {
            FileDeleteStrategy.FORCE.delete(new File(file));
        } catch (IOException e) {
            logger.warn("Failed to Delete File:" + file);
        }
    }
}

From source file:voldemort.store.filesystem.FilesystemStorageEngineTest.java

@Override
public void tearDown() throws Exception {
    super.tearDown();
    for (File file : tempDirs)
        FileDeleteStrategy.FORCE.delete(file);
}