org.apache.mahout.classifier.sgd.PrintResourceOrFile.java Source code

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Here is the source code for org.apache.mahout.classifier.sgd.PrintResourceOrFile.java

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/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.apache.mahout.classifier.sgd;

import com.google.common.base.Preconditions;
import com.google.common.io.Closeables;

import java.io.BufferedReader;

/**
 * Uses the same logic as TrainLogistic and RunLogistic for finding an input, but instead
 * of processing the input, this class just prints the input to standard out.
 */
public final class PrintResourceOrFile {

    private PrintResourceOrFile() {
    }

    public static void main(String[] args) throws Exception {
        Preconditions.checkArgument(args.length == 1, "Must have a single argument that names a file or resource.");
        BufferedReader in = TrainLogistic.open(args[0]);
        try {
            String line;
            while ((line = in.readLine()) != null) {
                System.out.println(line);
            }
        } finally {
            Closeables.close(in, true);
        }
    }
}