Example usage for org.apache.pdfbox.pdmodel PDPageTree indexOf

Introduction

In this page you can find the example usage for org.apache.pdfbox.pdmodel PDPageTree indexOf.

Prototype

public int indexOf(PDPage page) 

Source Link

Document

Returns the index of the given page, or -1 if it does not exist.

Usage

From source file:com.repeatability.pdf.PDFTextStripper.java

License:Apache License

/**
 * This will process all of the pages and the text that is in them.
 *
 * @param pages The pages object in the document.
 *
 * @throws IOException If there is an error parsing the text.
 *//*from  w w  w . j  a v a2 s  .  c o m*/
protected void processPages(PDPageTree pages) throws IOException {
    PDPage startBookmarkPage = startBookmark == null ? null : startBookmark.findDestinationPage(document);
    if (startBookmarkPage != null) {
        startBookmarkPageNumber = pages.indexOf(startBookmarkPage) + 1;
    } else {
        // -1 = undefined
        startBookmarkPageNumber = -1;
    }

    PDPage endBookmarkPage = endBookmark == null ? null : endBookmark.findDestinationPage(document);
    if (endBookmarkPage != null) {
        endBookmarkPageNumber = pages.indexOf(endBookmarkPage) + 1;
    } else {
        // -1 = undefined
        endBookmarkPageNumber = -1;
    }

    if (startBookmarkPageNumber == -1 && startBookmark != null && endBookmarkPageNumber == -1
            && endBookmark != null && startBookmark.getCOSObject() == endBookmark.getCOSObject()) {
        // this is a special case where both the start and end bookmark
        // are the same but point to nothing. In this case
        // we will not extract any text.
        startBookmarkPageNumber = 0;
        endBookmarkPageNumber = 0;
    }

    for (PDPage page : pages) {
        currentPageNo++;
        if (page.hasContents()) {
            processPage(page);
        }
    }
}

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From source file:org.pdfmetamodifier.OutlineHelper.java

License:Apache License

private static Integer getOutlinesPageNumber(final PDPageDestination pageDestination, final PDPageTree pages) {
    return pages.indexOf(pageDestination.getPage()) + 1;
}

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From source file:org.pdfmetamodifier.OutlineHelperTest.java

License:Apache License

/**
 * Test for {@link OutlineHelper#lineListToOutlines(org.apache.pdfbox.pdmodel.PDPageTree, java.util.List)} and
 * {@link OutlineHelper#outlinesToLineList(org.apache.pdfbox.pdmodel.interactive.documentnavigation.outline.PDDocumentOutline, org.apache.pdfbox.pdmodel.PDPageTree, org.apache.pdfbox.pdmodel.PDDestinationNameTreeNode)}.
 * //from   ww w.j a  v a  2 s .c om
 * @throws IOException
 */
@Test
public void lineListToOutlinesAndBack() throws IOException {
    final List<String> lineList = new ArrayList<>();
    lineList.add("Bookmarks");
    lineList.add("    Title 1|1");
    lineList.add("        Title 1.1|2");
    lineList.add("        Title 1.2|3");
    lineList.add("");
    lineList.add("    Title 2|5");
    lineList.add("        Title 2.1|6");
    lineList.add("        Title 2.2|7");
    lineList.add("");
    lineList.add("    Title 3|9");
    lineList.add("        Title 3.1|10");
    lineList.add("        Title 3.2|11");
    lineList.add("");

    final List<String> cleanLineList = new ArrayList<>();
    for (String line : lineList) {
        if (!line.isEmpty()) {
            cleanLineList.add(line);
        }
    }

    final PDPageTree pageTree = mock(PDPageTree.class);
    final List<PDPage> mockPages = new ArrayList<>();
    when(pageTree.get(anyInt())).then(new Answer<PDPage>() {
        @Override
        public PDPage answer(final InvocationOnMock invocation) throws Throwable {
            final int idx = (int) invocation.getArguments()[0];
            for (int i = mockPages.size(); i <= idx; ++i) {
                mockPages.add(new PDPage());
            }
            return mockPages.get(idx);
        }
    });
    when(pageTree.indexOf(any(PDPage.class))).then(new Answer<Integer>() {
        @Override
        public Integer answer(final InvocationOnMock invocation) throws Throwable {
            final PDPage page = (PDPage) invocation.getArguments()[0];
            return mockPages.indexOf(page);
        }
    });

    final PDDocumentOutline documentOutline = OutlineHelper.lineListToOutlines(pageTree, lineList);

    final List<String> resultLineList = OutlineHelper.outlinesToLineList(documentOutline, pageTree, null);

    assertEquals(cleanLineList.size(), resultLineList.size());
    for (int i = 0; i < cleanLineList.size(); ++i) {
        assertEquals(cleanLineList.get(i), resultLineList.get(i));
    }
}

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