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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
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PageObject (JHOVE Documentation)
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SUMMARY: NESTED | <A HREF="#fields_inherited_from_class_edu.harvard.hul.ois.jhove.module.pdf.DocNode">FIELD</A> | <A HREF="#constructor_summary">CONSTR</A> | <A HREF="#method_summary">METHOD</A></FONT></TD>
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edu.harvard.hul.ois.jhove.module.pdf</FONT>
<BR>
Class PageObject</H2>
<PRE>
java.lang.Object
<IMG SRC="../../../../../../../resources/inherit.gif" ALT="extended by "><A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/DocNode.html" title="class in edu.harvard.hul.ois.jhove.module.pdf">edu.harvard.hul.ois.jhove.module.pdf.DocNode</A>
<IMG SRC="../../../../../../../resources/inherit.gif" ALT="extended by "><B>edu.harvard.hul.ois.jhove.module.pdf.PageObject</B>
</PRE>
<HR>
<DL>
<DT><PRE>public class <B>PageObject</B><DT>extends <A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/DocNode.html" title="class in edu.harvard.hul.ois.jhove.module.pdf">DocNode</A></DL>
</PRE>
<P>
Class encapsulating a PDF page object node.
<P>
<P>
<HR>
<P>
<!-- =========== FIELD SUMMARY =========== -->
<A NAME="field_summary"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
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<B>Field Summary</B></FONT></TH>
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<A NAME="fields_inherited_from_class_edu.harvard.hul.ois.jhove.module.pdf.DocNode"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
<TH ALIGN="left"><B>Fields inherited from class edu.harvard.hul.ois.jhove.module.pdf.<A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/DocNode.html" title="class in edu.harvard.hul.ois.jhove.module.pdf">DocNode</A></B></TH>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/DocNode.html#_dict">_dict</A>, <A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/DocNode.html#_module">_module</A>, <A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/DocNode.html#_pageObjectFlag">_pageObjectFlag</A>, <A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/DocNode.html#_parent">_parent</A>, <A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/DocNode.html#_walkFinished">_walkFinished</A></CODE></TD>
</TR>
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<!-- ======== CONSTRUCTOR SUMMARY ======== -->
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<TD><CODE><B><A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/PageObject.html#PageObject(edu.harvard.hul.ois.jhove.module.PdfModule, edu.harvard.hul.ois.jhove.module.pdf.PageTreeNode, edu.harvard.hul.ois.jhove.module.pdf.PdfDictionary)">PageObject</A></B>(<A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/PdfModule.html" title="class in edu.harvard.hul.ois.jhove.module">PdfModule</A> module,
<A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/PageTreeNode.html" title="class in edu.harvard.hul.ois.jhove.module.pdf">PageTreeNode</A> parent,
<A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/PdfDictionary.html" title="class in edu.harvard.hul.ois.jhove.module.pdf">PdfDictionary</A> dict)</CODE>
<BR>
Superclass constructor.</TD>
</TR>
</TABLE>
<!-- ========== METHOD SUMMARY =========== -->
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<B>Method Summary</B></FONT></TH>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> <A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/PdfArray.html" title="class in edu.harvard.hul.ois.jhove.module.pdf">PdfArray</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/PageObject.html#getAnnotations()">getAnnotations</A></B>()</CODE>
<BR>
Return the page's Annots array of dictionaries, or null if none</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> <A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/PdfArray.html" title="class in edu.harvard.hul.ois.jhove.module.pdf">PdfArray</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/PageObject.html#getArtBox()">getArtBox</A></B>()</CODE>
<BR>
Returns the ArtBox for the page, or null if none.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> <A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/PdfArray.html" title="class in edu.harvard.hul.ois.jhove.module.pdf">PdfArray</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/PageObject.html#getBleedBox()">getBleedBox</A></B>()</CODE>
<BR>
Returns the BleedBox for the page, or null if none.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> java.util.List</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/PageObject.html#getContentStreams()">getContentStreams</A></B>()</CODE>
<BR>
Returns the List of content streams.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> <A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/PdfArray.html" title="class in edu.harvard.hul.ois.jhove.module.pdf">PdfArray</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/PageObject.html#getTrimBox()">getTrimBox</A></B>()</CODE>
<BR>
Returns the TrimBox for the page, or null if none.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/PageObject.html#loadContent(edu.harvard.hul.ois.jhove.module.PdfModule)">loadContent</A></B>(<A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/PdfModule.html" title="class in edu.harvard.hul.ois.jhove.module">PdfModule</A> module)</CODE>
<BR>
Find the content stream(s) for this page.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> <A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/DocNode.html" title="class in edu.harvard.hul.ois.jhove.module.pdf">DocNode</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/PageObject.html#nextDocNode()">nextDocNode</A></B>()</CODE>
<BR>
Called to walk through all page tree nodes and page objects.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> <A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/PageObject.html" title="class in edu.harvard.hul.ois.jhove.module.pdf">PageObject</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/PageObject.html#nextPageObject()">nextPageObject</A></B>()</CODE>
<BR>
Returns this object the first time it is called after startWalk
is called, then null when called again.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/PageObject.html#startWalk()">startWalk</A></B>()</CODE>
<BR>
Call this function when recursively walking through a document
tree.</TD>
</TR>
</TABLE>
<A NAME="methods_inherited_from_class_edu.harvard.hul.ois.jhove.module.pdf.DocNode"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
<TH ALIGN="left"><B>Methods inherited from class edu.harvard.hul.ois.jhove.module.pdf.<A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/DocNode.html" title="class in edu.harvard.hul.ois.jhove.module.pdf">DocNode</A></B></TH>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/DocNode.html#get(java.lang.String, boolean)">get</A>, <A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/DocNode.html#getDict()">getDict</A>, <A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/DocNode.html#getFontResources()">getFontResources</A>, <A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/DocNode.html#getMediaBox()">getMediaBox</A>, <A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/DocNode.html#getParent()">getParent</A>, <A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/DocNode.html#getResources()">getResources</A>, <A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/DocNode.html#isPageObject()">isPageObject</A></CODE></TD>
</TR>
</TABLE>
<A NAME="methods_inherited_from_class_java.lang.Object"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
<TH ALIGN="left"><B>Methods inherited from class java.lang.Object</B></TH>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE>clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait</CODE></TD>
</TR>
</TABLE>
<P>
<!-- ========= CONSTRUCTOR DETAIL ======== -->
<A NAME="constructor_detail"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
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<B>Constructor Detail</B></FONT></TH>
</TR>
</TABLE>
<A NAME="PageObject(edu.harvard.hul.ois.jhove.module.PdfModule, edu.harvard.hul.ois.jhove.module.pdf.PageTreeNode, edu.harvard.hul.ois.jhove.module.pdf.PdfDictionary)"><!-- --></A><H3>
PageObject</H3>
<PRE>
public <B>PageObject</B>(<A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/PdfModule.html" title="class in edu.harvard.hul.ois.jhove.module">PdfModule</A> module,
<A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/PageTreeNode.html" title="class in edu.harvard.hul.ois.jhove.module.pdf">PageTreeNode</A> parent,
<A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/PdfDictionary.html" title="class in edu.harvard.hul.ois.jhove.module.pdf">PdfDictionary</A> dict)</PRE>
<DL>
<DD>Superclass constructor.
<P>
<DL>
<DT><B>Parameters:</B><DD><CODE>module</CODE> - The module under which we're operating<DD><CODE>parent</CODE> - The parent node in the document tree;
may be null only for the root node<DD><CODE>dict</CODE> - The dictionary object on which this node
is based</DL>
</DL>
<!-- ============ METHOD DETAIL ========== -->
<A NAME="method_detail"><!-- --></A>
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<B>Method Detail</B></FONT></TH>
</TR>
</TABLE>
<A NAME="loadContent(edu.harvard.hul.ois.jhove.module.PdfModule)"><!-- --></A><H3>
loadContent</H3>
<PRE>
public void <B>loadContent</B>(<A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/PdfModule.html" title="class in edu.harvard.hul.ois.jhove.module">PdfModule</A> module)
throws <A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/PdfException.html" title="class in edu.harvard.hul.ois.jhove.module.pdf">PdfException</A></PRE>
<DL>
<DD>Find the content stream(s) for this page. This is
called when the page tree content stream is built
by PageTreeNode. <code>getContentStreams</code> may
subsequently be called to get the content.
<P>
<DD><DL>
<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/PdfException.html" title="class in edu.harvard.hul.ois.jhove.module.pdf">PdfException</A></CODE></DL>
</DD>
</DL>
<HR>
<A NAME="getContentStreams()"><!-- --></A><H3>
getContentStreams</H3>
<PRE>
public java.util.List <B>getContentStreams</B>()</PRE>
<DL>
<DD>Returns the List of content streams. The list elements are
of type PdfStream.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="getAnnotations()"><!-- --></A><H3>
getAnnotations</H3>
<PRE>
public <A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/PdfArray.html" title="class in edu.harvard.hul.ois.jhove.module.pdf">PdfArray</A> <B>getAnnotations</B>()
throws <A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/PdfException.html" title="class in edu.harvard.hul.ois.jhove.module.pdf">PdfException</A></PRE>
<DL>
<DD>Return the page's Annots array of dictionaries, or null if none
<P>
<DD><DL>
<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/PdfException.html" title="class in edu.harvard.hul.ois.jhove.module.pdf">PdfException</A></CODE></DL>
</DD>
</DL>
<HR>
<A NAME="startWalk()"><!-- --></A><H3>
startWalk</H3>
<PRE>
public void <B>startWalk</B>()</PRE>
<DL>
<DD>Call this function when recursively walking through a document
tree. This allows nextPageObject () to be return this object
exactly once.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/DocNode.html#startWalk()">startWalk</A></CODE> in class <CODE><A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/DocNode.html" title="class in edu.harvard.hul.ois.jhove.module.pdf">DocNode</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="nextPageObject()"><!-- --></A><H3>
nextPageObject</H3>
<PRE>
public <A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/PageObject.html" title="class in edu.harvard.hul.ois.jhove.module.pdf">PageObject</A> <B>nextPageObject</B>()</PRE>
<DL>
<DD>Returns this object the first time it is called after startWalk
is called, then null when called again. This allows a recursive
walk through a document tree to work properly.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/DocNode.html#nextPageObject()">nextPageObject</A></CODE> in class <CODE><A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/DocNode.html" title="class in edu.harvard.hul.ois.jhove.module.pdf">DocNode</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="nextDocNode()"><!-- --></A><H3>
nextDocNode</H3>
<PRE>
public <A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/DocNode.html" title="class in edu.harvard.hul.ois.jhove.module.pdf">DocNode</A> <B>nextDocNode</B>()</PRE>
<DL>
<DD>Called to walk through all page tree nodes and page objects.
Functionally identical with nextPageObject.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/DocNode.html#nextDocNode()">nextDocNode</A></CODE> in class <CODE><A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/DocNode.html" title="class in edu.harvard.hul.ois.jhove.module.pdf">DocNode</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="getArtBox()"><!-- --></A><H3>
getArtBox</H3>
<PRE>
public <A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/PdfArray.html" title="class in edu.harvard.hul.ois.jhove.module.pdf">PdfArray</A> <B>getArtBox</B>()
throws <A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/PdfException.html" title="class in edu.harvard.hul.ois.jhove.module.pdf">PdfException</A></PRE>
<DL>
<DD>Returns the ArtBox for the page, or null if none. Throws a
PDFException if there is an ArtBox but it is not a rectangle.
<P>
<DD><DL>
<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/PdfException.html" title="class in edu.harvard.hul.ois.jhove.module.pdf">PdfException</A></CODE></DL>
</DD>
</DL>
<HR>
<A NAME="getTrimBox()"><!-- --></A><H3>
getTrimBox</H3>
<PRE>
public <A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/PdfArray.html" title="class in edu.harvard.hul.ois.jhove.module.pdf">PdfArray</A> <B>getTrimBox</B>()
throws <A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/PdfException.html" title="class in edu.harvard.hul.ois.jhove.module.pdf">PdfException</A></PRE>
<DL>
<DD>Returns the TrimBox for the page, or null if none. Throws a
PDFException if there is an TrimBox but it is not a rectangle.
<P>
<DD><DL>
<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/PdfException.html" title="class in edu.harvard.hul.ois.jhove.module.pdf">PdfException</A></CODE></DL>
</DD>
</DL>
<HR>
<A NAME="getBleedBox()"><!-- --></A><H3>
getBleedBox</H3>
<PRE>
public <A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/PdfArray.html" title="class in edu.harvard.hul.ois.jhove.module.pdf">PdfArray</A> <B>getBleedBox</B>()
throws <A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/PdfException.html" title="class in edu.harvard.hul.ois.jhove.module.pdf">PdfException</A></PRE>
<DL>
<DD>Returns the BleedBox for the page, or null if none. Throws a
PDFException if there is an BleedBox but it is not a rectangle.
<P>
<DD><DL>
<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../../../../../edu/harvard/hul/ois/jhove/module/pdf/PdfException.html" title="class in edu.harvard.hul.ois.jhove.module.pdf">PdfException</A></CODE></DL>
</DD>
</DL>
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