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FileInputCompletionStrategy.java
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FileInputCompletionStrategy.java
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/**
* Copyright 2013 Red Hat, Inc. and/or its affiliates.
*
* Licensed under the Eclipse Public License version 1.0, available at
* http://www.eclipse.org/legal/epl-v10.html
*/
package org.jboss.forge.addon.shell.aesh.completion;
import java.io.File;
import org.jboss.aesh.complete.CompleteOperation;
import org.jboss.aesh.parser.Parser;
import org.jboss.aesh.util.FileLister;
import org.jboss.aesh.util.FileLister.Filter;
import org.jboss.forge.addon.convert.ConverterFactory;
import org.jboss.forge.addon.resource.FileResource;
import org.jboss.forge.addon.shell.ui.ShellContext;
import org.jboss.forge.addon.ui.context.UISelection;
import org.jboss.forge.addon.ui.input.InputComponent;
import org.jboss.forge.addon.ui.util.InputComponents;
import org.jboss.forge.furnace.util.OperatingSystemUtils;
enum FileInputCompletionStrategy implements CompletionStrategy
{
DIRECTORY(Filter.DIRECTORY), FILE(Filter.FILE), ALL(Filter.ALL);
private final Filter filter;
private FileInputCompletionStrategy(Filter filter)
{
this.filter = filter;
}
@Override
public void complete(CompleteOperation completeOperation, InputComponent<?, Object> input, ShellContext context,
String typedValue, ConverterFactory converterFactory)
{
completeOperation.setOffset(completeOperation.getCursor());
final File cwd;
Object value = InputComponents.getValueFor(input);
if (value == null)
{
UISelection<FileResource<?>> selection = context.getInitialSelection();
cwd = selection.isEmpty() ? OperatingSystemUtils.getUserHomeDir() : selection.get()
.getUnderlyingResourceObject();
}
else
{
cwd = new File(value.toString());
}
FileLister fileLister = new FileLister(typedValue == null ? ""
: Parser.switchEscapedSpacesToSpacesInWord(typedValue), cwd, filter);
fileLister.findMatchingDirectories(completeOperation);
}
}