package org.drools.guvnor.server.contenthandler;
/*
* Copyright 2005 JBoss 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.
*/
import java.io.IOException;
import java.io.StringReader;
import org.drools.compiler.DroolsParserException;
import org.drools.decisiontable.InputType;
import org.drools.decisiontable.SpreadsheetCompiler;
import org.drools.guvnor.client.rpc.RuleAsset;
import org.drools.guvnor.server.builder.BRMSPackageBuilder;
import org.drools.guvnor.server.builder.ContentPackageAssembler.ErrorLogger;
import org.drools.repository.AssetItem;
import org.drools.repository.PackageItem;
import com.google.gwt.user.client.rpc.SerializableException;
/**
* This is for handling XLS content (classic decision tables).
*
* @author Michael Neale
*/
public class DecisionTableXLSHandler extends ContentHandler implements IRuleAsset {
public void retrieveAssetContent(RuleAsset asset,
PackageItem pkg,
AssetItem item) throws SerializableException {
//do nothing, as we have an attachment
}
public void storeAssetContent(RuleAsset asset,
AssetItem repoAsset) throws SerializableException {
//do nothing, as we have an attachment
}
public void assembleDRL(BRMSPackageBuilder builder, AssetItem asset, StringBuffer buf) {
SpreadsheetCompiler comp = new SpreadsheetCompiler();
String drl = comp.compile( false, asset.getBinaryContentAttachment(), InputType.XLS );
buf.append( drl );
}
public void compile(BRMSPackageBuilder builder, AssetItem asset, ErrorLogger logger) throws DroolsParserException,
IOException {
StringBuffer buf = new StringBuffer();
assembleDRL(builder, asset, buf);
builder.addPackageFromDrl( new StringReader(buf.toString()) );
}
}