PDF.PDFTest.java Source code

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Here is the source code for PDF.PDFTest.java

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/*Copyright [2017] [Event Horizon Analytics]
* 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 PDF;

import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.StringReader;
import java.io.StringWriter;
import java.io.Writer;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.ArrayList;
import java.util.List;

import org.apache.pdfbox.text.TextPosition;
import org.apache.pdfbox.cos.COSDocument;
import org.apache.pdfbox.io.RandomAccessFile;
import org.apache.pdfbox.pdfparser.PDFParser;
import org.apache.pdfbox.pdmodel.PDDocument;
import org.apache.pdfbox.pdmodel.PDPage;
import org.apache.pdfbox.pdmodel.encryption.InvalidPasswordException;
import org.apache.pdfbox.pdmodel.interactive.documentnavigation.outline.PDDocumentOutline;
import org.apache.pdfbox.pdmodel.interactive.documentnavigation.outline.PDOutlineItem;
import org.apache.pdfbox.text.PDFTextStripper;
import org.apache.pdfbox.text.PDFTextStripperByArea;

import PDF.ConstraintStripper;

public class PDFTest {

    public static void constrainText(String start, String end, File file) throws IOException {
        PDDocument doc = PDDocument.load(file);
        PDFTextStripper stripper = new PDFTextStripper();
        String text = stripper.getText(doc); // we get the text of the entire
        // document into a String
        String[] split_on_start = text.split(start); // split on the start
        // parameter, take upper
        // bound
        String[] split_on_end = split_on_start[1].split(end); // split on end
        // parameter,
        // take lower
        // bound
        String constrained_string = start;
        constrained_string += split_on_end[0]; // the final string will be the
        // area in between start and end
        doc.close();
        System.out.print(constrained_string);
    }

    public static void main(String[] args) throws IOException {
        pullData("http://www.charlottesville.org/home/showdocument?id=49205");
        File file = new File("pdf");
        constrainText("1. CONSENT AGENDA", "2. REPORT", file);

    }

    public static void pullData(String apiCall) {
        URL url;
        try {
            url = new URL(apiCall);
            InputStream in = url.openStream();
            FileOutputStream fos = new FileOutputStream(new File("pdf"));

            System.out.println("reading from resource and writing to file...");
            int length = -1;
            byte[] buffer = new byte[1024];// buffer for portion of data from
            // connection
            while ((length = in.read(buffer)) > -1) {
                fos.write(buffer, 0, length);
            }
            fos.close();
            in.close();
        } catch (MalformedURLException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        } catch (IOException d) {
            d.printStackTrace();
        }

        System.out.println("File downloaded");
    }

}