/*
* Copyright (c) 2006-2012 Nuxeo SA (http://nuxeo.com/) and others.
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Bogdan Stefanescu
* Florent Guillaume
*/
package org.nuxeo.ecm.core.schema.types.primitives;
import java.io.ByteArrayInputStream;
import java.io.InputStream;
import org.apache.commons.lang.StringUtils;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.nuxeo.common.utils.FileUtils;
import org.nuxeo.ecm.core.schema.types.PrimitiveType;
/**
* The binary type handles values of type InputStream.
*/
public final class BinaryType extends PrimitiveType {
private static final long serialVersionUID = 1L;
private static final Log log = LogFactory.getLog(BinaryType.class);
public static final String ID = "binary";
public static final BinaryType INSTANCE = new BinaryType();
private BinaryType() {
super(ID);
}
@Override
public boolean validate(Object object) {
return true;
}
@Override
public Object convert(Object value) {
if (value instanceof CharSequence) {
return new ByteArrayInputStream(value.toString().getBytes());
} else if (value instanceof byte[]) {
return new ByteArrayInputStream((byte[]) value);
} else if (value instanceof InputStream) {
return value;
}
return null;
}
public static Object parseString(String str) {
return new ByteArrayInputStream(str.getBytes());
}
protected Object readResolve() {
return INSTANCE;
}
@Override
public Object decode(String str) {
if (StringUtils.isEmpty(str)) {
return null;
}
return new ByteArrayInputStream(str.getBytes());
}
@Override
public String encode(Object object) {
if (object instanceof InputStream) {
try {
return FileUtils.read((InputStream) object);
} catch (Exception e) {
log.error(e, e);
return null;
}
}
return object.toString();
}
}