diff options
Diffstat (limited to 'src/main/java/org/pdfbox/pdmodel/common/COSArrayList.java')
| -rw-r--r-- | src/main/java/org/pdfbox/pdmodel/common/COSArrayList.java | 643 |
1 files changed, 0 insertions, 643 deletions
diff --git a/src/main/java/org/pdfbox/pdmodel/common/COSArrayList.java b/src/main/java/org/pdfbox/pdmodel/common/COSArrayList.java deleted file mode 100644 index bb3648a..0000000 --- a/src/main/java/org/pdfbox/pdmodel/common/COSArrayList.java +++ /dev/null @@ -1,643 +0,0 @@ -/**
- * Copyright (c) 2003-2004, www.pdfbox.org
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- *
- * 1. Redistributions of source code must retain the above copyright notice,
- * this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright notice,
- * this list of conditions and the following disclaimer in the documentation
- * and/or other materials provided with the distribution.
- * 3. Neither the name of pdfbox; nor the names of its
- * contributors may be used to endorse or promote products derived from this
- * software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
- * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
- * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
- * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
- * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- * http://www.pdfbox.org
- *
- */
-package org.pdfbox.pdmodel.common;
-
-import org.pdfbox.cos.COSArray;
-import org.pdfbox.cos.COSBase;
-import org.pdfbox.cos.COSDictionary;
-import org.pdfbox.cos.COSInteger;
-import org.pdfbox.cos.COSFloat;
-import org.pdfbox.cos.COSString;
-import org.pdfbox.cos.COSName;
-import org.pdfbox.cos.COSNull;
-import org.pdfbox.cos.COSNumber;
-
-import java.util.ArrayList;
-import java.util.Collection;
-import java.util.Iterator;
-import java.util.List;
-import java.util.ListIterator;
-
-/**
- * This is an implementation of a List that will sync its contents to a COSArray.
- *
- * @author Ben Litchfield (ben@csh.rit.edu)
- * @version $Revision: 1.12 $
- */
-public class COSArrayList implements List
-{
- private COSArray array;
- private List actual;
-
- private COSDictionary parentDict;
- private String dictKey;
-
- /**
- * Constructor.
- *
- * @param actualList The list of standard java objects
- * @param cosArray The COS array object to sync to.
- */
- public COSArrayList( List actualList, COSArray cosArray )
- {
- actual = actualList;
- array = cosArray;
- }
-
- /**
- * This is a really special constructor. Sometimes the PDF spec says
- * that a dictionary entry can either be a single item or an array of those
- * items. But in the PDModel interface we really just want to always return
- * a java.util.List. In the case were we get the list and never modify it
- * we don't want to convert to COSArray and put one element, unless we append
- * to the list. So here we are going to create this object with a single
- * item instead of a list, but allow more items to be added and then converted
- * to an array.
- *
- * @param actualObject The PDModel object.
- * @param item The COS Model object.
- * @param dictionary The dictionary that holds the item, and will hold the array if an item is added.
- * @param dictionaryKey The key into the dictionary to set the item.
- */
- public COSArrayList( Object actualObject, COSBase item, COSDictionary dictionary, String dictionaryKey )
- {
- array = new COSArray();
- array.add( item );
- actual = new ArrayList();
- actual.add( actualObject );
-
- parentDict = dictionary;
- dictKey = dictionaryKey;
- }
-
- /**
- * @see List#size()
- */
- public int size()
- {
- return actual.size();
- }
-
- /**
- * @see List#isEmpty()
- */
- public boolean isEmpty()
- {
- return actual.isEmpty();
- }
-
- /**
- * @see List#contains( Object )
- */
- public boolean contains(Object o)
- {
- return actual.contains(o);
- }
-
- /**
- * @see List#iterator()
- */
- public Iterator iterator()
- {
- return actual.iterator();
- }
-
- /**
- * @see List#toArray()
- */
- public Object[] toArray()
- {
- return actual.toArray();
- }
-
- /**
- * @see List#toArray( Object[] )
- */
- public Object[] toArray(Object[] a)
- {
- return actual.toArray(a);
-
- }
-
- /**
- * @see List#add( Object )
- */
- public boolean add(Object o)
- {
- //when adding if there is a parentDict then change the item
- //in the dictionary from a single item to an array.
- if( parentDict != null )
- {
- parentDict.setItem( dictKey, array );
- //clear the parent dict so it doesn't happen again, there might be
- //a usecase for keeping the parentDict around but not now.
- parentDict = null;
- }
- //string is a special case because we can't subclass to be COSObjectable
- if( o instanceof String )
- {
- array.add( new COSString( (String)o ) );
- }
- else if( o instanceof DualCOSObjectable )
- {
- DualCOSObjectable dual = (DualCOSObjectable)o;
- array.add( dual.getFirstCOSObject() );
- array.add( dual.getSecondCOSObject() );
- }
- else
- {
- array.add( ((COSObjectable)o).getCOSObject() );
- }
- return actual.add(o);
- }
-
- /**
- * @see List#remove( Object )
- */
- public boolean remove(Object o)
- {
- boolean retval = true;
- int index = actual.indexOf( o );
- if( index >= 0 )
- {
- actual.remove( index );
- array.remove( index );
- }
- else
- {
- retval = false;
- }
- return retval;
- }
-
- /**
- * @see List#containsAll( Collection )
- */
- public boolean containsAll(Collection c)
- {
- return actual.containsAll( c );
- }
-
- /**
- * @see List#addAll( Collection )
- */
- public boolean addAll(Collection c)
- {
- //when adding if there is a parentDict then change the item
- //in the dictionary from a single item to an array.
- if( parentDict != null && c.size() > 0)
- {
- parentDict.setItem( dictKey, array );
- //clear the parent dict so it doesn't happen again, there might be
- //a usecase for keeping the parentDict around but not now.
- parentDict = null;
- }
- array.addAll( toCOSObjectList( c ) );
- return actual.addAll( c );
- }
-
- /**
- * @see List#addAll( int, Collection )
- */
- public boolean addAll(int index, Collection c)
- {
- //when adding if there is a parentDict then change the item
- //in the dictionary from a single item to an array.
- if( parentDict != null && c.size() > 0)
- {
- parentDict.setItem( dictKey, array );
- //clear the parent dict so it doesn't happen again, there might be
- //a usecase for keeping the parentDict around but not now.
- parentDict = null;
- }
-
- if( c.size() >0 && c.toArray()[0] instanceof DualCOSObjectable )
- {
- array.addAll( index*2, toCOSObjectList( c ) );
- }
- else
- {
- array.addAll( index, toCOSObjectList( c ) );
- }
- return actual.addAll( index, c );
- }
-
- /**
- * This will take an array of COSNumbers and return a COSArrayList of
- * java.lang.Integer values.
- *
- * @param intArray The existing integer Array.
- *
- * @return A list that is part of the core Java collections.
- */
- public static List convertIntegerCOSArrayToList( COSArray intArray )
- {
- List numbers = new ArrayList();
- for( int i=0; i<intArray.size(); i++ )
- {
- numbers.add( new Integer( ((COSNumber)intArray.get( i )).intValue() ) );
- }
- return new COSArrayList( numbers, intArray );
- }
-
- /**
- * This will take an array of COSNumbers and return a COSArrayList of
- * java.lang.Float values.
- *
- * @param floatArray The existing float Array.
- *
- * @return The list of Float objects.
- */
- public static List convertFloatCOSArrayToList( COSArray floatArray )
- {
- List retval = null;
- if( floatArray != null )
- {
- List numbers = new ArrayList();
- for( int i=0; i<floatArray.size(); i++ )
- {
- numbers.add( new Float( ((COSNumber)floatArray.get( i )).floatValue() ) );
- }
- retval = new COSArrayList( numbers, floatArray );
- }
- return retval;
- }
-
- /**
- * This will take an array of COSName and return a COSArrayList of
- * java.lang.String values.
- *
- * @param nameArray The existing name Array.
- *
- * @return The list of String objects.
- */
- public static List convertCOSNameCOSArrayToList( COSArray nameArray )
- {
- List retval = null;
- if( nameArray != null )
- {
- List names = new ArrayList();
- for( int i=0; i<nameArray.size(); i++ )
- {
- names.add( ((COSName)nameArray.getObject( i )).getName() );
- }
- retval = new COSArrayList( names, nameArray );
- }
- return retval;
- }
-
- /**
- * This will take an array of COSString and return a COSArrayList of
- * java.lang.String values.
- *
- * @param stringArray The existing name Array.
- *
- * @return The list of String objects.
- */
- public static List convertCOSStringCOSArrayToList( COSArray stringArray )
- {
- List retval = null;
- if( stringArray != null )
- {
- List string = new ArrayList();
- for( int i=0; i<stringArray.size(); i++ )
- {
- string.add( ((COSString)stringArray.getObject( i )).getString() );
- }
- retval = new COSArrayList( string, stringArray );
- }
- return retval;
- }
-
- /**
- * This will take an list of string objects and return a COSArray of COSName
- * objects.
- *
- * @param strings A list of strings
- *
- * @return An array of COSName objects
- */
- public static COSArray convertStringListToCOSNameCOSArray( List strings )
- {
- COSArray retval = new COSArray();
- for( int i=0; i<strings.size(); i++ )
- {
- Object next = strings.get( i );
- if( next instanceof COSName )
- {
- retval.add( (COSName)next );
- }
- else
- {
- retval.add( COSName.getPDFName( (String)next ) );
- }
- }
- return retval;
- }
-
- /**
- * This will take an list of string objects and return a COSArray of COSName
- * objects.
- *
- * @param strings A list of strings
- *
- * @return An array of COSName objects
- */
- public static COSArray convertStringListToCOSStringCOSArray( List strings )
- {
- COSArray retval = new COSArray();
- for( int i=0; i<strings.size(); i++ )
- {
- retval.add( new COSString( (String)strings.get( i ) ) );
- }
- return retval;
- }
-
- /**
- * This will convert a list of COSObjectables to an
- * array list of COSBase objects.
- *
- * @param cosObjectableList A list of COSObjectable.
- *
- * @return A list of COSBase.
- */
- public static COSArray converterToCOSArray( List cosObjectableList )
- {
- COSArray array = null;
- if( cosObjectableList != null )
- {
- array = new COSArray();
- Iterator iter = cosObjectableList.iterator();
- while( iter.hasNext() )
- {
- Object next = iter.next();
- if( next instanceof String )
- {
- array.add( new COSString( (String)next ) );
- }
- else if( next instanceof Integer || next instanceof Long )
- {
- array.add( new COSInteger( ((Number)next).longValue() ) );
- }
- else if( next instanceof Float || next instanceof Double )
- {
- array.add( new COSFloat( ((Number)next).floatValue() ) );
- }
- else if( next instanceof COSObjectable )
- {
- COSObjectable object = (COSObjectable)next;
- array.add( object.getCOSObject() );
- }
- else if( next instanceof DualCOSObjectable )
- {
- DualCOSObjectable object = (DualCOSObjectable)next;
- array.add( object.getFirstCOSObject() );
- array.add( object.getSecondCOSObject() );
- }
- else if( next == null )
- {
- array.add( COSNull.NULL );
- }
- else
- {
- throw new RuntimeException( "Error: Don't know how to convert type to COSBase '" +
- next.getClass().getName() + "'" );
- }
- }
- }
- return array;
- }
-
- private List toCOSObjectList( Collection list )
- {
- List cosObjects = new ArrayList();
- Iterator iter = list.iterator();
- while( iter.hasNext() )
- {
- Object next = iter.next();
- if( next instanceof String )
- {
- cosObjects.add( new COSString( (String)next ) );
- }
- else if( next instanceof DualCOSObjectable )
- {
- DualCOSObjectable object = (DualCOSObjectable)next;
- array.add( object.getFirstCOSObject() );
- array.add( object.getSecondCOSObject() );
- }
- else
- {
- COSObjectable cos = (COSObjectable)next;
- cosObjects.add( cos.getCOSObject() );
- }
- }
- return cosObjects;
- }
-
- /**
- * @see List#removeAll( Collection )
- */
- public boolean removeAll(Collection c)
- {
- array.removeAll( toCOSObjectList( c ) );
- return actual.removeAll( c );
- }
-
- /**
- * @see List#retainAll( Collection )
- */
- public boolean retainAll(Collection c)
- {
- array.retainAll( toCOSObjectList( c ) );
- return actual.retainAll( c );
- }
-
- /**
- * @see List#clear()
- */
- public void clear()
- {
- //when adding if there is a parentDict then change the item
- //in the dictionary from a single item to an array.
- if( parentDict != null )
- {
- parentDict.setItem( dictKey, (COSBase)null );
- }
- actual.clear();
- array.clear();
- }
-
- /**
- * @see List#equals( Object )
- */
- public boolean equals(Object o)
- {
- return actual.equals( o );
- }
-
- /**
- * @see List#hashCode()
- */
- public int hashCode()
- {
- return actual.hashCode();
- }
-
- /**
- * @see List#get( int )
- */
- public Object get(int index)
- {
- return actual.get( index );
-
- }
-
- /**
- * @see List#set( int, Object )
- */
- public Object set(int index, Object element)
- {
- if( element instanceof String )
- {
- COSString item = new COSString( (String)element );
- if( parentDict != null && index == 0 )
- {
- parentDict.setItem( dictKey, item );
- }
- array.set( index, item );
- }
- else if( element instanceof DualCOSObjectable )
- {
- DualCOSObjectable dual = (DualCOSObjectable)element;
- array.set( index*2, dual.getFirstCOSObject() );
- array.set( index*2+1, dual.getSecondCOSObject() );
- }
- else
- {
- if( parentDict != null && index == 0 )
- {
- parentDict.setItem( dictKey, ((COSObjectable)element).getCOSObject() );
- }
- array.set( index, ((COSObjectable)element).getCOSObject() );
- }
- return actual.set( index, element );
- }
-
- /**
- * @see List#add( int, Object )
- */
- public void add(int index, Object element)
- {
- //when adding if there is a parentDict then change the item
- //in the dictionary from a single item to an array.
- if( parentDict != null )
- {
- parentDict.setItem( dictKey, array );
- //clear the parent dict so it doesn't happen again, there might be
- //a usecase for keeping the parentDict around but not now.
- parentDict = null;
- }
- actual.add( index, element );
- if( element instanceof String )
- {
- array.add( index, new COSString( (String)element ) );
- }
- else if( element instanceof DualCOSObjectable )
- {
- DualCOSObjectable dual = (DualCOSObjectable)element;
- array.add( index*2, dual.getFirstCOSObject() );
- array.add( index*2+1, dual.getSecondCOSObject() );
- }
- else
- {
- array.add( index, ((COSObjectable)element).getCOSObject() );
- }
- }
-
- /**
- * @see List#remove( int )
- */
- public Object remove(int index)
- {
- if( array.size() > index && array.get( index ) instanceof DualCOSObjectable )
- {
- //remove both objects
- array.remove( index );
- array.remove( index );
- }
- else
- {
- array.remove( index );
- }
- return actual.remove( index );
- }
-
- /**
- * @see List#indexOf( Object )
- */
- public int indexOf(Object o)
- {
- return actual.indexOf( o );
- }
-
- /**
- * @see List#lastIndexOf( Object )
- */
- public int lastIndexOf(Object o)
- {
- return actual.indexOf( o );
-
- }
-
- /**
- * @see List#listIterator()
- */
- public ListIterator listIterator()
- {
- return actual.listIterator();
- }
-
- /**
- * @see List#listIterator( int )
- */
- public ListIterator listIterator(int index)
- {
- return actual.listIterator( index );
- }
-
- /**
- * @see List#subList( int, int )
- */
- public List subList(int fromIndex, int toIndex)
- {
- return actual.subList( fromIndex, toIndex );
- }
-}
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