/*
* Copyright 2010 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.drools.core.io.impl;
import org.drools.core.io.internal.InternalResource;
import org.kie.api.definition.KieDescr;
import org.kie.api.io.Resource;
import org.kie.api.io.ResourceType;
import java.io.Externalizable;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;
import java.io.ObjectInput;
import java.io.ObjectOutput;
import java.io.Reader;
import java.net.URL;
import java.util.Collection;
public class DescrResource extends BaseResource implements InternalResource, Externalizable {
private static final long serialVersionUID = 3931132608413160031L;
private KieDescr descr;
public DescrResource() { }
public DescrResource(KieDescr descr ) {
if ( descr == null ) {
throw new IllegalArgumentException( "descr cannot be null" );
}
this.descr = descr;
setResourceType( ResourceType.DESCR );
}
@Override
public void readExternal(ObjectInput in) throws IOException,
ClassNotFoundException {
super.readExternal( in );
descr = (KieDescr) in.readObject();
}
@Override
public void writeExternal(ObjectOutput out) throws IOException {
super.writeExternal( out );
out.writeObject( descr );
}
public String getEncoding() {
return null;
}
public URL getURL() throws IOException {
throw new FileNotFoundException( "descr cannot be resolved to URL");
}
public InputStream getInputStream() throws IOException {
throw new IOException( "descr does not support input streams");
}
public Reader getReader() throws IOException {
throw new IOException( "descr does not support readers");
}
public long getLastModified() {
throw new IllegalStateException( "descr does not have a modified date" );
}
public long getLastRead() {
throw new IllegalStateException( "descr does not have a modified date" );
}
public KieDescr getDescr() {
return this.descr;
}
public boolean isDirectory() {
return false;
}
public Collection<Resource> listResources() {
throw new RuntimeException( "This Resource cannot be listed, or is not a directory" );
}
public boolean hasURL() {
return false;
}
public String toString() {
return "DescrResource[resource=" + this.descr + "]";
}
}