diff options
Diffstat (limited to 'src/main/java/org/pdfbox/encoding/Encoding.java')
| -rw-r--r-- | src/main/java/org/pdfbox/encoding/Encoding.java | 268 |
1 files changed, 0 insertions, 268 deletions
diff --git a/src/main/java/org/pdfbox/encoding/Encoding.java b/src/main/java/org/pdfbox/encoding/Encoding.java deleted file mode 100644 index dc6387d..0000000 --- a/src/main/java/org/pdfbox/encoding/Encoding.java +++ /dev/null @@ -1,268 +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.encoding;
-
-import java.io.BufferedReader;
-import java.io.InputStream;
-import java.io.InputStreamReader;
-import java.io.IOException;
-
-import java.util.HashMap;
-import java.util.Iterator;
-import java.util.Map;
-import java.util.StringTokenizer;
-
-import org.pdfbox.cos.COSName;
-
-import org.pdfbox.util.ResourceLoader;
-
-import org.apache.log4j.Logger;
-
-import org.pdfbox.pdmodel.common.COSObjectable;
-
-/**
- * This is an interface to a text encoder.
- *
- * @author Ben Litchfield
- * @version $Revision: 1.13 $
- */
-public abstract class Encoding implements COSObjectable
-{
-
-
- /**
- * This is a mapping from a character code to a character name.
- */
- protected Map codeToName = new HashMap();
- /**
- * This is a mapping from a character name to a character code.
- */
- protected Map nameToCode = new HashMap();
-
- private static final Map NAME_TO_CHARACTER = new HashMap();
- private static final Map CHARACTER_TO_NAME = new HashMap();
-
- private static Logger log = Logger.getLogger( Encoding.class );
-
- static
- {
- BufferedReader glyphStream = null;
- try
- {
- InputStream resource = ResourceLoader.loadResource( "Resources/glyphlist.txt" );
- glyphStream = new BufferedReader( new InputStreamReader( resource ) );
- String line = null;
- while( (line = glyphStream.readLine()) != null )
- {
- line = line.trim();
- //lines starting with # are comments which we can ignore.
- if( !line.startsWith("#" ) )
- {
- int semicolonIndex = line.indexOf( ';' );
- if( semicolonIndex >= 0 )
- {
- try
- {
- String characterName = line.substring( 0, semicolonIndex );
- String unicodeValue = line.substring( semicolonIndex+1, line.length() );
- StringTokenizer tokenizer = new StringTokenizer( unicodeValue, " ", false );
- String value = "";
- while(tokenizer.hasMoreTokens())
- {
- int characterCode = Integer.parseInt( tokenizer.nextToken(), 16 );
- value += (char)characterCode;
- }
-
- NAME_TO_CHARACTER.put( COSName.getPDFName( characterName ), value );
- }
- catch( NumberFormatException nfe )
- {
- log.error( "Error parsing line '" + line + "' ", nfe );
- }
- }
- }
- }
- }
- catch( IOException io )
- {
- log.error( "Error reading Resources/glyphlist.txt", io );
- }
- finally
- {
- if( glyphStream != null )
- {
- try
- {
- glyphStream.close();
- }
- catch( IOException e )
- {
- log.warn( "Error closing stream", e );
- }
-
- }
- }
-
-
- NAME_TO_CHARACTER.put( COSName.getPDFName( ".notdef" ), "" );
- NAME_TO_CHARACTER.put( COSName.getPDFName( "fi" ), "fi" );
- NAME_TO_CHARACTER.put( COSName.getPDFName( "fl" ), "fl" );
- NAME_TO_CHARACTER.put( COSName.getPDFName( "ffi" ), "ffi" );
- NAME_TO_CHARACTER.put( COSName.getPDFName( "ff" ), "ff" );
- NAME_TO_CHARACTER.put( COSName.getPDFName( "pi" ), "pi" );
-
- Iterator keys = NAME_TO_CHARACTER.keySet().iterator();
- while( keys.hasNext() )
- {
- Object key = keys.next();
- Object value = NAME_TO_CHARACTER.get( key );
- CHARACTER_TO_NAME.put( value, key );
- }
- }
-
-
- /**
- * This will add a character encoding.
- *
- * @param code The character code that matches the character.
- * @param name The name of the character.
- */
- protected void addCharacterEncoding( int code, COSName name )
- {
- Integer intCode = new Integer( code );
- codeToName.put( intCode, name );
- nameToCode.put( name, intCode );
- }
-
- /**
- * This will get the character code for the name.
- *
- * @param name The name of the character.
- *
- * @return The code for the character.
- *
- * @throws IOException If there is no character code for the name.
- */
- public int getCode( COSName name ) throws IOException
- {
- Integer code = (Integer)nameToCode.get( name );
- if( code == null )
- {
- throw new IOException( "No character code for character name '" + name.getName() + "'" );
- }
- return code.intValue();
- }
-
- /**
- * This will take a character code and get the name from the code.
- *
- * @param code The character code.
- *
- * @return The name of the character.
- *
- * @throws IOException If there is no name for the code.
- */
- public COSName getName( int code ) throws IOException
- {
- COSName name = (COSName)codeToName.get( new Integer( code ) );
- if( name == null )
- {
- //lets be forgiving for now
- name = COSName.getPDFName( "space" );
- //throw new IOException( getClass().getName() +
- // ": No name for character code '" + code + "'" );
- }
- if( log.isDebugEnabled() )
- {
- log.debug( "Encoding.getName( " + code + " )=" + name );
- }
- return name;
- }
-
- /**
- * This will take a character code and get the name from the code.
- *
- * @param c The character.
- *
- * @return The name of the character.
- *
- * @throws IOException If there is no name for the character.
- */
- public COSName getNameFromCharacter( char c ) throws IOException
- {
- COSName name = (COSName)CHARACTER_TO_NAME.get( "" + c );
- if( name == null )
- {
- throw new IOException( "No name for character '" + c + "'" );
- }
- return name;
- }
-
- /**
- * This will get the character from the code.
- *
- * @param code The character code.
- *
- * @return The printable character for the code.
- *
- * @throws IOException If there is not name for the character.
- */
- public String getCharacter( int code ) throws IOException
- {
- String character = getCharacter( getName( code ) );
- if( log.isDebugEnabled() )
- {
- log.debug( "Encoding.getCharacter( " + code + " )=" + character );
- }
- return character;
- }
-
- /**
- * This will get the character from the name.
- *
- * @param name The name of the character.
- *
- * @return The printable character for the code.
- */
- public static String getCharacter( COSName name )
- {
- String character = (String)NAME_TO_CHARACTER.get( name );
- if( character == null )
- {
- character = name.getName();
- }
- if( log.isDebugEnabled() )
- {
- log.debug( "Encoding.getCharacter(" + name + ")=" + character );
- }
- return character;
- }
-}
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