/*
* Copyright 2017 Red Hat, Inc. and/or its affiliates.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.guvnor.common.services.backend.metadata.attribute;
import java.util.Map;
import org.uberfire.java.nio.IOException;
import org.uberfire.java.nio.base.AbstractBasicFileAttributeView;
import org.uberfire.java.nio.base.AbstractPath;
import org.uberfire.java.nio.base.NeedsPreloadedAttrs;
import org.uberfire.java.nio.file.attribute.BasicFileAttributeView;
import org.uberfire.java.nio.file.attribute.BasicFileAttributes;
import org.uberfire.java.nio.file.attribute.FileTime;
public class GeneratedAttributesView extends AbstractBasicFileAttributeView<AbstractPath> implements NeedsPreloadedAttrs {
public static final String GENERATED_VIEW_NAME = "generated";
public static final String GENERATED_ATTRIBUTE_NAME = GENERATED_VIEW_NAME + ".generated";
private GeneratedFileAttributes generatedFileAttributes;
public GeneratedAttributesView( AbstractPath path ) {
super( path );
final boolean generated = extractGenerated();
final BasicFileAttributes fileAttrs = path.getFileSystem().provider().getFileAttributeView( path,
BasicFileAttributeView.class ).readAttributes();
this.generatedFileAttributes = new GeneratedFileAttributes() {
@Override
public boolean isGenerated() {
return generated;
}
@Override
public FileTime lastModifiedTime() {
return fileAttrs.lastModifiedTime();
}
@Override
public FileTime lastAccessTime() {
return fileAttrs.lastAccessTime();
}
@Override
public FileTime creationTime() {
return fileAttrs.creationTime();
}
@Override
public boolean isRegularFile() {
return fileAttrs.isRegularFile();
}
@Override
public boolean isDirectory() {
return fileAttrs.isDirectory();
}
@Override
public boolean isSymbolicLink() {
return fileAttrs.isSymbolicLink();
}
@Override
public boolean isOther() {
return fileAttrs.isOther();
}
@Override
public long size() {
return fileAttrs.size();
}
@Override
public Object fileKey() {
return fileAttrs.fileKey();
}
};
}
private boolean extractGenerated() {
final Map<String, Object> content = path.getAttrStorage().getContent();
return Boolean.parseBoolean( String.valueOf( content.get( GENERATED_ATTRIBUTE_NAME ) ) );
}
@Override
public String name() {
return GENERATED_VIEW_NAME;
}
@Override
public Class[] viewTypes() {
return new Class[]{ GeneratedAttributesView.class };
}
@Override
public GeneratedFileAttributes readAttributes() throws IOException {
return generatedFileAttributes;
}
}