/*
* Copyright 2014 JBoss, by Red Hat, Inc
*
* 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.kie.workbench.common.services.refactoring.backend.server.util;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
import java.util.ArrayList;
import java.util.List;
import java.util.Set;
import org.uberfire.commons.data.Pair;
import org.uberfire.ext.metadata.model.KObject;
import org.uberfire.ext.metadata.model.KObjectKey;
import org.uberfire.ext.metadata.model.KProperty;
import org.uberfire.ext.metadata.model.schema.MetaType;
import org.uberfire.java.nio.base.FileSystemId;
import org.uberfire.java.nio.base.SegmentedPath;
import org.uberfire.java.nio.file.Path;
import static org.apache.commons.codec.binary.Base64.*;
public class KObjectUtil {
private static final MessageDigest DIGEST;
static {
try {
DIGEST = MessageDigest.getInstance( "SHA1" );
} catch ( final NoSuchAlgorithmException e ) {
throw new RuntimeException( e );
}
}
private static final MetaType META_TYPE = new MetaType() {
@Override
public String getName() {
return Path.class.getName();
}
};
private KObjectUtil() {
}
public static KObjectKey toKObjectKey( final Path path ) {
return new KObjectKey() {
@Override
public String getId() {
return sha1( getType().getName() + "|refactor-info|" + getKey() );
}
@Override
public MetaType getType() {
return META_TYPE;
}
@Override
public String getClusterId() {
return ( (FileSystemId) path.getFileSystem() ).id();
}
@Override
public String getSegmentId() {
return ( (SegmentedPath) path ).getSegmentId();
}
@Override
public String getKey() {
return path.toUri().toString();
}
@Override
public String toString() {
StringBuilder sb = new StringBuilder( "KObject{" +
", key='" + getKey() + '\'' +
", id='" + getId() + '\'' +
", type=" + getType() +
", clusterId='" + getClusterId() + '\'' +
", segmentId='" + getSegmentId() + '\'' );
sb.append( '}' );
return sb.toString();
}
};
}
public static KObject toKObject( final Path path,
final Set<Pair<String, String>> indexElements ) {
return new KObject() {
@Override
public String getId() {
return sha1( getType().getName() + "|refactor-info|" + getKey() );
}
@Override
public MetaType getType() {
return META_TYPE;
}
@Override
public String getClusterId() {
return ( (FileSystemId) path.getFileSystem() ).id();
}
@Override
public String getSegmentId() {
return ( (SegmentedPath) path ).getSegmentId();
}
@Override
public String getKey() {
return path.toUri().toString();
}
@Override
public Iterable<KProperty<?>> getProperties() {
final List<KProperty<?>> result = new ArrayList<KProperty<?>>();
for ( final Pair<String, String> indexElement : indexElements ) {
result.add( new KProperty<Object>() {
@Override
public String getName() {
return indexElement.getK1();
}
@Override
public Object getValue() {
return indexElement.getK2();
}
@Override
public boolean isSearchable() {
return true;
}
} );
}
return result;
}
@Override
public boolean fullText() {
return false;
}
@Override
public String toString() {
StringBuilder sb = new StringBuilder( "KObject{" +
", key='" + getKey() + '\'' +
", id='" + getId() + '\'' +
", type=" + getType() +
", clusterId='" + getClusterId() + '\'' +
", segmentId='" + getSegmentId() + '\'' );
for ( KProperty<?> xproperty : getProperties() ) {
sb.append( ", " + xproperty.getName() + "='" + xproperty.getValue() + '\'' );
}
sb.append( '}' );
return sb.toString();
}
};
}
private static String sha1( final String input ) {
if ( input == null || input.trim().length() == 0 ) {
return "--";
}
return encodeBase64String( DIGEST.digest( input.getBytes() ) );
}
}