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/*
 * 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.verifier.report;

import java.io.IOException;
import java.io.OutputStream;
import java.util.Collection;

import org.drools.core.util.IoUtils;
import org.drools.verifier.data.VerifierReport;
import org.drools.verifier.report.components.Severity;
import org.drools.verifier.report.components.VerifierMessageBase;

public class PlainTextReportWriter
    implements
    VerifierReportWriter {

    public void writeReport(OutputStream out,
                            VerifierReport result) throws IOException {

        StringBuffer str = new StringBuffer();

        for ( Severity severity : Severity.values() ) {
            Collection messages = result.getBySeverity( severity );

            str.append( "************* " );
            str.append( severity.getTuple() );
            str.append( " " );

            str.append( messages.size() );
            str.append( " ******************\n" );
            for ( VerifierMessageBase message : messages ) {
                str.append( message );
                str.append( "\n" );
            }
            str.append( "\n" );
        }

        out.write( str.toString().getBytes( IoUtils.UTF8_CHARSET ) );
    }

}