Chunk.java
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com.lowagie.text |
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iText |
View: Reasons, Metrics, Source Code
These are the metrics that contribute to the Enerjy Score for this file, ranked by impact. So the metrics listed at the top influence the score to a greater extent that the metrics listed at the bottom.
| Metric | Description | |
|---|---|---|
| DECL_COMMENTS | Comments in declarations |  |
| DOC_COMMENT | Number of javadoc comment lines | |
| COMMENTS | Comment lines | |
| PARAMS | Number of formal parameter declarations | |
| INTERFACE_COMPLEXITY | Interface complexity | |
| FUNCTIONS | Number of function declarations | |
| LINES | Number of lines in the source file | |
| JAVA0034 | JAVA0034 Missing braces in if statement | |
| SIZE | Size of the file in bytes | |
| RETURNS | Number of return points from functions | |
| JAVA0064 | JAVA0064 N variations of identifier name (maximum: M) | |
| JAVA0067 | JAVA0067 Array descriptor on identifier name | |
| UNIQUE_OPERANDS | Number of unique operands | |
| PROGRAM_VOCAB | Halstead program vocabulary | |
| JAVA0110 | JAVA0110 Incorrect javadoc: no @return tag | |
| CYCLOMATIC | Cyclomatic complexity | |
| JAVA0117 | JAVA0117 Missing javadoc: method 'method' | |
| BLOCKS | Number of blocks | |
| PROGRAM_VOLUME | Halstead program volume | |
| JAVA0136 | JAVA0136 N methods defined in class (maximum: M) | |
| EXEC_COMMENTS | Comments in executable code | |
| JAVA0126 | JAVA0126 Method declares unchecked exception in throws | |
| OPERATORS | Number of operators | |
| PROGRAM_LENGTH | Halstead program length | |
| LOOPS | Number of loops | |
| JAVA0108 | JAVA0108 Incorrect javadoc: no @param tag for 'parameter' | |
| WHITESPACE | Number of whitespace lines | |
| UNIQUE_OPERATORS | Number of unique operators | |
/*
* $Id: Chunk.java 3427 2008-05-24 18:32:31Z xlv $
*
* Copyright 1999, 2000, 2001, 2002 by Bruno Lowagie.
*
* The contents of this file are subject to the Mozilla Public License Version 1.1
* (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.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the License.
*
* The Original Code is 'iText, a free JAVA-PDF library'.
*
* The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
* the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
* All Rights Reserved.
* Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
* are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
*
* Contributor(s): all the names of the contributors are added in the source code
* where applicable.
*
* Alternatively, the contents of this file may be used under the terms of the
* LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the
* provisions of LGPL are applicable instead of those above. If you wish to
* allow use of your version of this file only under the terms of the LGPL
* License and not to allow others to use your version of this file under
* the MPL, indicate your decision by deleting the provisions above and
* replace them with the notice and other provisions required by the LGPL.
* If you do not delete the provisions above, a recipient may use your version
* of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
*
* This library is free software; you can redistribute it and/or modify it
* under the terms of the MPL as stated above or under the terms of the GNU
* Library General Public License as published by the Free Software Foundation;
* either version 2 of the License, or any later version.
*
* This library is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU Library general Public License for more
* details.
*
* If you didn't download this code from the following link, you should check if
* you aren't using an obsolete version:
* http://www.lowagie.com/iText/
*/
package com.lowagie.text;
import java.awt.Color;
import java.net.URL;
import java.util.ArrayList;
import java.util.HashMap;
import com.lowagie.text.pdf.HyphenationEvent;
import com.lowagie.text.pdf.PdfAction;
import com.lowagie.text.pdf.PdfAnnotation;
import com.lowagie.text.pdf.PdfContentByte;
import com.lowagie.text.pdf.draw.DrawInterface;
/**
* This is the smallest significant part of text that can be added to a
* document.
* <P>
* Most elements can be divided in one or more <CODE>Chunk</CODE>s. A chunk
* is a <CODE>String</CODE> with a certain <CODE>Font</CODE>. All other
* layout parameters should be defined in the object to which this chunk of text
* is added.
* <P>
* Example: <BLOCKQUOTE>
*
* <PRE>
*
* <STRONG>Chunk chunk = new Chunk("Hello world",
* FontFactory.getFont(FontFactory.COURIER, 20, Font.ITALIC, new Color(255, 0,
* 0))); </STRONG> document.add(chunk);
*
* </PRE>
*
* </BLOCKQUOTE>
*/
public class Chunk implements Element {
// public static membervariables
/** The character stand in for an image or a separator. */
public static final String OBJECT_REPLACEMENT_CHARACTER = "\ufffc";
/** This is a Chunk containing a newline. */
public static final Chunk NEWLINE = new Chunk("\n");
/** This is a Chunk containing a newpage. */
public static final Chunk NEXTPAGE = new Chunk("");
static {
NEXTPAGE.setNewPage();
}
// member variables
/** This is the content of this chunk of text. */
protected StringBuffer content = null;
/** This is the <CODE>Font</CODE> of this chunk of text. */
protected Font font = null;
/** Contains some of the attributes for this Chunk. */
protected HashMap attributes = null;
// constructors
/**
* Empty constructor.
*/
public Chunk() {
this.content = new StringBuffer();
this.font = new Font();
}
/**
* A <CODE>Chunk</CODE> copy constructor.
* @param ck the <CODE>Chunk</CODE> to be copied
*/
public Chunk(Chunk ck) {
if (ck.content != null) {
content = new StringBuffer(ck.content.toString());
}
if (ck.font != null) {
font = new Font(ck.font);
}
if (ck.attributes != null) {
attributes = new HashMap(ck.attributes);
}
}
/**
* Constructs a chunk of text with a certain content and a certain <CODE>
* Font</CODE>.
*
* @param content
* the content
* @param font
* the font
*/
public Chunk(String content, Font font) {
this.content = new StringBuffer(content);
this.font = font;
}
/**
* Constructs a chunk of text with a certain content, without specifying a
* <CODE>Font</CODE>.
*
* @param content
* the content
*/
public Chunk(String content) {
this(content, new Font());
}
/**
* Constructs a chunk of text with a char and a certain <CODE>Font</CODE>.
*
* @param c
* the content
* @param font
* the font
*/
public Chunk(char c, Font font) {
this.content = new StringBuffer();
this.content.append(c);
this.font = font;
}
/**
* Constructs a chunk of text with a char, without specifying a <CODE>Font
* </CODE>.
*
* @param c
* the content
*/
public Chunk(char c) {
this(c, new Font());
}
/**
* Constructs a chunk containing an <CODE>Image</CODE>.
*
* @param image
* the image
* @param offsetX
* the image offset in the x direction
* @param offsetY
* the image offset in the y direction
*/
public Chunk(Image image, float offsetX, float offsetY) {
this(OBJECT_REPLACEMENT_CHARACTER, new Font());
Image copyImage = Image.getInstance(image);
copyImage.setAbsolutePosition(Float.NaN, Float.NaN);
setAttribute(IMAGE, new Object[] { copyImage, new Float(offsetX),
new Float(offsetY), Boolean.FALSE });
}
/**
* Key for drawInterface of the Separator.
* @since 2.1.2
*/
public static final String SEPARATOR = "SEPARATOR";
/**
* Creates a separator Chunk.
* Note that separator chunks can't be used in combination with tab chunks!
* @param separator the drawInterface to use to draw the separator.
* @since 2.1.2
*/
public Chunk(DrawInterface separator) {
this(separator, false);
}
/**
* Creates a separator Chunk.
* Note that separator chunks can't be used in combination with tab chunks!
* @param separator the drawInterface to use to draw the separator.
* @param vertical true if this is a vertical separator
* @since 2.1.2
*/
public Chunk(DrawInterface separator, boolean vertical) {
this(OBJECT_REPLACEMENT_CHARACTER, new Font());
setAttribute(SEPARATOR, new Object[] {separator, Boolean.valueOf(vertical)});
}
/**
* Key for drawInterface of the tab.
* @since 2.1.2
*/
public static final String TAB = "TAB";
/**
* Creates a tab Chunk.
* Note that separator chunks can't be used in combination with tab chunks!
* @param separator the drawInterface to use to draw the tab.
* @param tabPosition an X coordinate that will be used as start position for the next Chunk.
* @since 2.1.2
*/
public Chunk(DrawInterface separator, float tabPosition) {
this(separator, tabPosition, false);
}
/**
* Creates a tab Chunk.
* Note that separator chunks can't be used in combination with tab chunks!
* @param separator the drawInterface to use to draw the tab.
* @param tabPosition an X coordinate that will be used as start position for the next Chunk.
* @param newline if true, a newline will be added if the tabPosition has already been reached.
* @since 2.1.2
*/
public Chunk(DrawInterface separator, float tabPosition, boolean newline) {
this(OBJECT_REPLACEMENT_CHARACTER, new Font());
if (tabPosition < 0) {
throw new IllegalArgumentException("A tab position may not be lower than 0; yours is " + tabPosition);
}
setAttribute(TAB, new Object[] {separator, new Float(tabPosition), Boolean.valueOf(newline), new Float(0)});
}
/**
* Constructs a chunk containing an <CODE>Image</CODE>.
*
* @param image
* the image
* @param offsetX
* the image offset in the x direction
* @param offsetY
* the image offset in the y direction
* @param changeLeading
* true if the leading has to be adapted to the image
*/
public Chunk(Image image, float offsetX, float offsetY,
boolean changeLeading) {
this(OBJECT_REPLACEMENT_CHARACTER, new Font());
setAttribute(IMAGE, new Object[] { image, new Float(offsetX),
new Float(offsetY), Boolean.valueOf(changeLeading) });
}
// implementation of the Element-methods
/**
* Processes the element by adding it (or the different parts) to an <CODE>
* ElementListener</CODE>.
*
* @param listener
* an <CODE>ElementListener</CODE>
* @return <CODE>true</CODE> if the element was processed successfully
*/
public boolean process(ElementListener listener) {
try {
return listener.add(this);
} catch (DocumentException de) {
return false;
}
}
/**
* Gets the type of the text element.
*
* @return a type
*/
public int type() {
return Element.CHUNK;
}
/**
* Gets all the chunks in this element.
*
* @return an <CODE>ArrayList</CODE>
*/
public ArrayList getChunks() {
ArrayList tmp = new ArrayList();
tmp.add(this);
return tmp;
}
// methods that change the member variables
/**
* appends some text to this <CODE>Chunk</CODE>.
*
* @param string
* <CODE>String</CODE>
* @return a <CODE>StringBuffer</CODE>
*/
public StringBuffer append(String string) {
return content.append(string);
}
/**
* Sets the font of this <CODE>Chunk</CODE>.
*
* @param font
* a <CODE>Font</CODE>
*/
public void setFont(Font font) {
this.font = font;
}
// methods to retrieve information
/**
* Gets the font of this <CODE>Chunk</CODE>.
*
* @return a <CODE>Font</CODE>
*/
public Font getFont() {
return font;
}
/**
* Returns the content of this <CODE>Chunk</CODE>.
*
* @return a <CODE>String</CODE>
*/
public String getContent() {
return content.toString();
}
/**
* Returns the content of this <CODE>Chunk</CODE>.
*
* @return a <CODE>String</CODE>
*/
public String toString() {
return getContent();
}
/**
* Checks is this <CODE>Chunk</CODE> is empty.
*
* @return <CODE>false</CODE> if the Chunk contains other characters than
* space.
*/
public boolean isEmpty() {
return (content.toString().trim().length() == 0)
&& (content.toString().indexOf("\n") == -1)
&& (attributes == null);
}
/**
* Gets the width of the Chunk in points.
*
* @return a width in points
*/
public float getWidthPoint() {
if (getImage() != null) {
return getImage().getScaledWidth();
}
return font.getCalculatedBaseFont(true).getWidthPoint(getContent(),
font.getCalculatedSize())
* getHorizontalScaling();
}
// attributes
/**
* Checks the attributes of this <CODE>Chunk</CODE>.
*
* @return false if there aren't any.
*/
public boolean hasAttributes() {
return attributes != null;
}
/**
* Gets the attributes for this <CODE>Chunk</CODE>.
* <P>
* It may be null.
*
* @return the attributes for this <CODE>Chunk</CODE>
*/
public HashMap getAttributes() {
return attributes;
}
/**
* Sets the attributes all at once.
* @param attributes the attributes of a Chunk
*/
public void setAttributes(HashMap attributes) {
this.attributes = attributes;
}
/**
* Sets an arbitrary attribute.
*
* @param name
* the key for the attribute
* @param obj
* the value of the attribute
* @return this <CODE>Chunk</CODE>
*/
private Chunk setAttribute(String name, Object obj) {
if (attributes == null)
attributes = new HashMap();
attributes.put(name, obj);
return this;
}
// the attributes are ordered as they appear in the book 'iText in Action'
/** Key for text horizontal scaling. */
public static final String HSCALE = "HSCALE";
/**
* Sets the text horizontal scaling. A value of 1 is normal and a value of
* 0.5f shrinks the text to half it's width.
*
* @param scale
* the horizontal scaling factor
* @return this <CODE>Chunk</CODE>
*/
public Chunk setHorizontalScaling(float scale) {
return setAttribute(HSCALE, new Float(scale));
}
/**
* Gets the horizontal scaling.
*
* @return a percentage in float
*/
public float getHorizontalScaling() {
if (attributes == null)
return 1f;
Float f = (Float) attributes.get(HSCALE);
if (f == null)
return 1f;
return f.floatValue();
}
/** Key for underline. */
public static final String UNDERLINE = "UNDERLINE";
/**
* Sets an horizontal line that can be an underline or a strikethrough.
* Actually, the line can be anywhere vertically and has always the <CODE>
* Chunk</CODE> width. Multiple call to this method will produce multiple
* lines.
*
* @param thickness
* the absolute thickness of the line
* @param yPosition
* the absolute y position relative to the baseline
* @return this <CODE>Chunk</CODE>
*/
public Chunk setUnderline(float thickness, float yPosition) {
return setUnderline(null, thickness, 0f, yPosition, 0f,
PdfContentByte.LINE_CAP_BUTT);
}
/**
* Sets an horizontal line that can be an underline or a strikethrough.
* Actually, the line can be anywhere vertically and has always the <CODE>
* Chunk</CODE> width. Multiple call to this method will produce multiple
* lines.
*
* @param color
* the color of the line or <CODE>null</CODE> to follow the
* text color
* @param thickness
* the absolute thickness of the line
* @param thicknessMul
* the thickness multiplication factor with the font size
* @param yPosition
* the absolute y position relative to the baseline
* @param yPositionMul
* the position multiplication factor with the font size
* @param cap
* the end line cap. Allowed values are
* PdfContentByte.LINE_CAP_BUTT, PdfContentByte.LINE_CAP_ROUND
* and PdfContentByte.LINE_CAP_PROJECTING_SQUARE
* @return this <CODE>Chunk</CODE>
*/
public Chunk setUnderline(Color color, float thickness, float thicknessMul,
float yPosition, float yPositionMul, int cap) {
if (attributes == null)
attributes = new HashMap();
Object obj[] = {
color,
new float[] { thickness, thicknessMul, yPosition, yPositionMul, cap } };
Object unders[][] = Utilities.addToArray((Object[][]) attributes.get(UNDERLINE),
obj);
return setAttribute(UNDERLINE, unders);
}
/** Key for sub/superscript. */
public static final String SUBSUPSCRIPT = "SUBSUPSCRIPT";
/**
* Sets the text displacement relative to the baseline. Positive values rise
* the text, negative values lower the text.
* <P>
* It can be used to implement sub/superscript.
*
* @param rise
* the displacement in points
* @return this <CODE>Chunk</CODE>
*/
public Chunk setTextRise(float rise) {
return setAttribute(SUBSUPSCRIPT, new Float(rise));
}
/**
* Gets the text displacement relative to the baseline.
*
* @return a displacement in points
*/
public float getTextRise() {
if (attributes != null && attributes.containsKey(SUBSUPSCRIPT)) {
Float f = (Float) attributes.get(SUBSUPSCRIPT);
return f.floatValue();
}
return 0.0f;
}
/** Key for text skewing. */
public static final String SKEW = "SKEW";
/**
* Skews the text to simulate italic and other effects. Try <CODE>alpha=0
* </CODE> and <CODE>beta=12</CODE>.
*
* @param alpha
* the first angle in degrees
* @param beta
* the second angle in degrees
* @return this <CODE>Chunk</CODE>
*/
public Chunk setSkew(float alpha, float beta) {
alpha = (float) Math.tan(alpha * Math.PI / 180);
beta = (float) Math.tan(beta * Math.PI / 180);
return setAttribute(SKEW, new float[] { alpha, beta });
}
/** Key for background. */
public static final String BACKGROUND = "BACKGROUND";
/**
* Sets the color of the background <CODE>Chunk</CODE>.
*
* @param color
* the color of the background
* @return this <CODE>Chunk</CODE>
*/
public Chunk setBackground(Color color) {
return setBackground(color, 0, 0, 0, 0);
}
/**
* Sets the color and the size of the background <CODE>Chunk</CODE>.
*
* @param color
* the color of the background
* @param extraLeft
* increase the size of the rectangle in the left
* @param extraBottom
* increase the size of the rectangle in the bottom
* @param extraRight
* increase the size of the rectangle in the right
* @param extraTop
* increase the size of the rectangle in the top
* @return this <CODE>Chunk</CODE>
*/
public Chunk setBackground(Color color, float extraLeft, float extraBottom,
float extraRight, float extraTop) {
return setAttribute(BACKGROUND, new Object[] { color,
new float[] { extraLeft, extraBottom, extraRight, extraTop } });
}
/** Key for text rendering mode. */
public static final String TEXTRENDERMODE = "TEXTRENDERMODE";
/**
* Sets the text rendering mode. It can outline text, simulate bold and make
* text invisible.
*
* @param mode
* the text rendering mode. It can be <CODE>
* PdfContentByte.TEXT_RENDER_MODE_FILL</CODE>,<CODE>
* PdfContentByte.TEXT_RENDER_MODE_STROKE</CODE>,<CODE>
* PdfContentByte.TEXT_RENDER_MODE_FILL_STROKE</CODE> and <CODE>
* PdfContentByte.TEXT_RENDER_MODE_INVISIBLE</CODE>.
* @param strokeWidth
* the stroke line width for the modes <CODE>
* PdfContentByte.TEXT_RENDER_MODE_STROKE</CODE> and <CODE>
* PdfContentByte.TEXT_RENDER_MODE_FILL_STROKE</CODE>.
* @param strokeColor
* the stroke color or <CODE>null</CODE> to follow the text
* color
* @return this <CODE>Chunk</CODE>
*/
public Chunk setTextRenderMode(int mode, float strokeWidth,
Color strokeColor) {
return setAttribute(TEXTRENDERMODE, new Object[] { new Integer(mode),
new Float(strokeWidth), strokeColor });
}
/** Key for split character. */
public static final String SPLITCHARACTER = "SPLITCHARACTER";
/**
* Sets the split characters.
*
* @param splitCharacter
* the <CODE>SplitCharacter</CODE> interface
* @return this <CODE>Chunk</CODE>
*/
public Chunk setSplitCharacter(SplitCharacter splitCharacter) {
return setAttribute(SPLITCHARACTER, splitCharacter);
}
/** Key for hyphenation. */
public static final String HYPHENATION = "HYPHENATION";
/**
* sets the hyphenation engine to this <CODE>Chunk</CODE>.
*
* @param hyphenation
* the hyphenation engine
* @return this <CODE>Chunk</CODE>
*/
public Chunk setHyphenation(HyphenationEvent hyphenation) {
return setAttribute(HYPHENATION, hyphenation);
}
/** Key for remote goto. */
public static final String REMOTEGOTO = "REMOTEGOTO";
/**
* Sets a goto for a remote destination for this <CODE>Chunk</CODE>.
*
* @param filename
* the file name of the destination document
* @param name
* the name of the destination to go to
* @return this <CODE>Chunk</CODE>
*/
public Chunk setRemoteGoto(String filename, String name) {
return setAttribute(REMOTEGOTO, new Object[] { filename, name });
}
/**
* Sets a goto for a remote destination for this <CODE>Chunk</CODE>.
*
* @param filename
* the file name of the destination document
* @param page
* the page of the destination to go to. First page is 1
* @return this <CODE>Chunk</CODE>
*/
public Chunk setRemoteGoto(String filename, int page) {
return setAttribute(REMOTEGOTO, new Object[] { filename,
new Integer(page) });
}
/** Key for local goto. */
public static final String LOCALGOTO = "LOCALGOTO";
/**
* Sets a local goto for this <CODE>Chunk</CODE>.
* <P>
* There must be a local destination matching the name.
*
* @param name
* the name of the destination to go to
* @return this <CODE>Chunk</CODE>
*/
public Chunk setLocalGoto(String name) {
return setAttribute(LOCALGOTO, name);
}
/** Key for local destination. */
public static final String LOCALDESTINATION = "LOCALDESTINATION";
/**
* Sets a local destination for this <CODE>Chunk</CODE>.
*
* @param name
* the name for this destination
* @return this <CODE>Chunk</CODE>
*/
public Chunk setLocalDestination(String name) {
return setAttribute(LOCALDESTINATION, name);
}
/** Key for generic tag. */
public static final String GENERICTAG = "GENERICTAG";
/**
* Sets the generic tag <CODE>Chunk</CODE>.
* <P>
* The text for this tag can be retrieved with <CODE>PdfPageEvent</CODE>.
*
* @param text
* the text for the tag
* @return this <CODE>Chunk</CODE>
*/
public Chunk setGenericTag(String text) {
return setAttribute(GENERICTAG, text);
}
/** Key for image. */
public static final String IMAGE = "IMAGE";
/**
* Returns the image.
*
* @return the image
*/
public Image getImage() {
if (attributes == null)
return null;
Object obj[] = (Object[]) attributes.get(Chunk.IMAGE);
if (obj == null)
return null;
else {
return (Image) obj[0];
}
}
/** Key for Action. */
public static final String ACTION = "ACTION";
/**
* Sets an action for this <CODE>Chunk</CODE>.
*
* @param action
* the action
* @return this <CODE>Chunk</CODE>
*/
public Chunk setAction(PdfAction action) {
return setAttribute(ACTION, action);
}
/**
* Sets an anchor for this <CODE>Chunk</CODE>.
*
* @param url
* the <CODE>URL</CODE> to link to
* @return this <CODE>Chunk</CODE>
*/
public Chunk setAnchor(URL url) {
return setAttribute(ACTION, new PdfAction(url.toExternalForm()));
}
/**
* Sets an anchor for this <CODE>Chunk</CODE>.
*
* @param url
* the url to link to
* @return this <CODE>Chunk</CODE>
*/
public Chunk setAnchor(String url) {
return setAttribute(ACTION, new PdfAction(url));
}
/** Key for newpage. */
public static final String NEWPAGE = "NEWPAGE";
/**
* Sets a new page tag..
*
* @return this <CODE>Chunk</CODE>
*/
public Chunk setNewPage() {
return setAttribute(NEWPAGE, null);
}
/** Key for annotation. */
public static final String PDFANNOTATION = "PDFANNOTATION";
/**
* Sets a generic annotation to this <CODE>Chunk</CODE>.
*
* @param annotation
* the annotation
* @return this <CODE>Chunk</CODE>
*/
public Chunk setAnnotation(PdfAnnotation annotation) {
return setAttribute(PDFANNOTATION, annotation);
}
/**
* @see com.lowagie.text.Element#isContent()
* @since iText 2.0.8
*/
public boolean isContent() {
return true;
}
/**
* @see com.lowagie.text.Element#isNestable()
* @since iText 2.0.8
*/
public boolean isNestable() {
return true;
}
/**
* Returns the hyphenation (if present).
* @since 2.1.2
*/
public HyphenationEvent getHyphenation() {
if (attributes == null) return null;
return (HyphenationEvent) attributes.get(Chunk.HYPHENATION);
}
// keys used in PdfChunk
/** Key for color. */
public static final String COLOR = "COLOR";
/** Key for encoding. */
public static final String ENCODING = "ENCODING";
}
The table below shows all metrics for Chunk.java.
| Metric | Value | Description | |
|---|---|---|---|
| BLOCKS | 62.00 | Number of blocks | |
| BLOCK_COMMENT | 48.00 | Number of block comment lines | |
| COMMENTS | 501.00 | Comment lines | |
| COMMENT_DENSITY | 2.40 | Comment density | |
| COMPARISONS | 20.00 | Number of comparison operators | |
| CYCLOMATIC | 68.00 | Cyclomatic complexity | |
| DECL_COMMENTS | 89.00 | Comments in declarations | |
| DOC_COMMENT | 444.00 | Number of javadoc comment lines | |
| ELOC | 209.00 | Effective lines of code | |
| EXEC_COMMENTS | 0.00 | Comments in executable code | |
| EXITS | 29.00 | Procedure exits | |
| FUNCTIONS | 52.00 | Number of function declarations | |
| HALSTEAD_DIFFICULTY | 55.31 | Halstead difficulty | |
| HALSTEAD_EFFORT | 0.00 | Halstead effort | |
| INTERFACE_COMPLEXITY | 123.00 | Interface complexity | |
| JAVA0001 | 0.00 | JAVA0001 Package name does not contain only lower case letters | |
| JAVA0002 | 0.00 | JAVA0002 Package name does not begin with a top level domain name or country code | |
| JAVA0003 | 0.00 | JAVA0003 Minimize use of on-demand (.*) imports | |
| JAVA0004 | 0.00 | JAVA0004 Unnecessary import from java.lang | |
| JAVA0005 | 0.00 | JAVA0005 Imports not in specified order | |
| JAVA0006 | 0.00 | JAVA0006 Empty finally block | |
| JAVA0007 | 0.00 | JAVA0007 Should not declare public field | |
| JAVA0008 | 0.00 | JAVA0008 Empty catch block | |
| JAVA0009 | 0.00 | JAVA0009 Protected member in final class | |
| JAVA0010 | 0.00 | JAVA0010 Non-instantiable class does not contain a non-private static member | |
| JAVA0011 | 0.00 | JAVA0011 Abstract class does not contain an abstract method | |
| JAVA0012 | 0.00 | JAVA0012 Non-constructor method with same name as declaring class | |
| JAVA0013 | 0.00 | JAVA0013 Non-blank final field is not static | |
| JAVA0014 | 0.00 | JAVA0014 Class with only static members has non-private constructor | |
| JAVA0015 | 0.00 | JAVA0015 Package class contains public nested type | |
| JAVA0016 | 0.00 | JAVA0016 Abstract class contains public constructor | |
| JAVA0017 | 0.00 | JAVA0017 Class name does not have required form | |
| JAVA0018 | 0.00 | JAVA0018 Method name does not have required form | |
| JAVA0019 | 0.00 | JAVA0019 Interface name does not have required form | |
| JAVA0020 | 0.00 | JAVA0020 Field name does not have required form | |
| JAVA0021 | 0.00 | JAVA0021 Interface method name does not have required form | |
| JAVA0022 | 0.00 | JAVA0022 Static final field name does not have required form | |
| JAVA0023 | 0.00 | JAVA0023 Empty finalize method | |
| JAVA0024 | 0.00 | JAVA0024 Empty class | |
| JAVA0025 | 0.00 | JAVA0025 Method override is empty | |
| JAVA0026 | 0.00 | JAVA0026 Finalize method with parameters | |
| JAVA0029 | 0.00 | JAVA0029 Private method not used | |
| JAVA0030 | 0.00 | JAVA0030 Private field not used | |
| JAVA0031 | 0.00 | JAVA0031 Case statement not properly closed | |
| JAVA0032 | 0.00 | JAVA0032 Switch statement missing default | |
| JAVA0033 | 0.00 | JAVA0033 default: not last case in switch statement | |
| JAVA0034 | 7.00 | JAVA0034 Missing braces in if statement | |
| JAVA0035 | 0.00 | JAVA0035 Missing braces in for statement | |
| JAVA0036 | 0.00 | JAVA0036 Missing braces in while statement | |
| JAVA0038 | 0.00 | JAVA0038 Non-case label in switch statement | |
| JAVA0039 | 0.00 | JAVA0039 Break statement with label | |
| JAVA0040 | 0.00 | JAVA0040 Switch statement contains N cases (maximum: M) | |
| JAVA0041 | 0.00 | JAVA0041 Nested synchronized block | |
| JAVA0042 | 0.00 | JAVA0042 Empty synchronized statement | |
| JAVA0043 | 0.00 | JAVA0043 Inner class does not use outer class | |
| JAVA0044 | 0.00 | JAVA0044 Serializable class with no instance variables | |
| JAVA0045 | 0.00 | JAVA0045 Serializable class with only transient fields | |
| JAVA0046 | 0.00 | JAVA0046 Name of class not derived from Exception ends with 'Exception' | |
| JAVA0047 | 0.00 | JAVA0047 Serializable class derives from invalid base class | |
| JAVA0048 | 0.00 | JAVA0048 Name of class derived from Exception does not end with 'Exception' | |
| JAVA0049 | 0.00 | JAVA0049 Nested block at depth N (maximum: M) | |
| JAVA0050 | 0.00 | JAVA0050 Class derives from java.lang.Error | |
| JAVA0051 | 0.00 | JAVA0051 Class derives from java.lang.RuntimeException | |
| JAVA0052 | 0.00 | JAVA0052 Class derives from java.lang.Throwable | |
| JAVA0053 | 0.00 | JAVA0053 Unused label | |
| JAVA0054 | 0.00 | JAVA0054 Inheritance depth N exceeds maximum M | |
| JAVA0055 | 0.00 | JAVA0055 Class should be interface | |
| JAVA0056 | 0.00 | JAVA0056 Unnecessary abstract modifier for interface or annotation | |
| JAVA0057 | 0.00 | JAVA0057 Unnecessary default constructor | |
| JAVA0058 | 0.00 | JAVA0058 Constructor calls super() | |
| JAVA0059 | 0.00 | JAVA0059 Method override only calls super() | |
| JAVA0061 | 0.00 | JAVA0061 Inaccessible member in anonymous class | |
| JAVA0062 | 0.00 | JAVA0062 Public class missing public member or protected constructor | |
| JAVA0063 | 0.00 | JAVA0063 Identifier name should not contain '$' | |
| JAVA0064 | 7.00 | JAVA0064 N variations of identifier name (maximum: M) | |
| JAVA0065 | 0.00 | JAVA0065 Unnecessary final modifier for method in final class | |
| JAVA0066 | 0.00 | JAVA0066 Unnecessary modifier for interface nested type | |
| JAVA0067 | 3.00 | JAVA0067 Array descriptor on identifier name | |
| JAVA0068 | 0.00 | JAVA0068 Modifiers not declared in recommended order | |
| JAVA0071 | 0.00 | JAVA0071 Strings compared with == | |
| JAVA0073 | 0.00 | JAVA0073 Integer division in floating-point context | |
| JAVA0074 | 0.00 | JAVA0074 Use of Object.notify() | |
| JAVA0075 | 0.00 | JAVA0075 Method parameter hides field | |
| JAVA0076 | 2.00 | JAVA0076 Use of magic number | |
| JAVA0077 | 0.00 | JAVA0077 Private field not used in declaring class | |
| JAVA0078 | 0.00 | JAVA0078 Floating point values compared with == | |
| JAVA0079 | 0.00 | JAVA0079 Use of instance to reference static member | |
| JAVA0080 | 0.00 | JAVA0080 Import declaration not used | |
| JAVA0081 | 0.00 | JAVA0081 Boolean literal in comparison | |
| JAVA0082 | 0.00 | JAVA0082 Unnecessary widening cast | |
| JAVA0083 | 0.00 | JAVA0083 Unnecessary instanceof test | |
| JAVA0084 | 0.00 | JAVA0084 Should use compound assignment operator | |
| JAVA0085 | 0.00 | JAVA0085 Use of sun.* class | |
| JAVA0087 | 0.00 | JAVA0087 Use of Thread.sleep() | |
| JAVA0089 | 0.00 | JAVA0089 Use of restricted package | |
| JAVA0092 | 0.00 | JAVA0092 Use of restricted type | |
| JAVA0093 | 0.00 | JAVA0093 Redundant assignment | |
| JAVA0094 | 0.00 | JAVA0094 Field hides a superclass field | |
| JAVA0095 | 0.00 | JAVA0095 Uninitialized private field | |
| JAVA0096 | 0.00 | JAVA0096 Field in nested class hides outer field | |
| JAVA0098 | 0.00 | JAVA0098 Minimize use of implicit field initializers | |
| JAVA0100 | 0.00 | JAVA0100 Class contains N non-final fields (maximum: M) | |
| JAVA0101 | 0.00 | JAVA0101 Unnecessary modifier for field in interface | |
| JAVA0102 | 0.00 | JAVA0102 Last statement in finalize() not super.finalize() | |
| JAVA0103 | 0.00 | JAVA0103 Explicit call to finalize() | |
| JAVA0104 | 0.00 | JAVA0104 finalize() only calls super.finalize() | |
| JAVA0105 | 0.00 | JAVA0105 Duplicate import declaration | |
| JAVA0106 | 0.00 | JAVA0106 Unnecessary import from current package | |
| JAVA0108 | 0.00 | JAVA0108 Incorrect javadoc: no @param tag for 'parameter' | |
| JAVA0109 | 0.00 | JAVA0109 Incorrect javadoc: no parameter 'parameter' | |
| JAVA0110 | 3.00 | JAVA0110 Incorrect javadoc: no @return tag | |
| JAVA0111 | 0.00 | JAVA0111 Incorrect javadoc: @return tag for void method | |
| JAVA0112 | 0.00 | JAVA0112 Incorrect javadoc: no exception 'exception' in throws | |
| JAVA0113 | 1.00 | JAVA0113 Incorrect javadoc: no @author tag | |
| JAVA0114 | 1.00 | JAVA0114 Incorrect javadoc: no @version tag | |
| JAVA0115 | 0.00 | JAVA0115 Incorrect javadoc: no @throws or @exception tag for 'exception' | |
| JAVA0116 | 0.00 | JAVA0116 Missing javadoc: field 'field' | |
| JAVA0117 | 0.00 | JAVA0117 Missing javadoc: method 'method' | |
| JAVA0118 | 0.00 | JAVA0118 Missing javadoc: type 'type' | |
| JAVA0119 | 0.00 | JAVA0119 Control variable changed within body of for loop | |
| JAVA0123 | 0.00 | JAVA0123 Use all three components of for loop | |
| JAVA0125 | 0.00 | JAVA0125 Continue statement with label | |
| JAVA0126 | 0.00 | JAVA0126 Method declares unchecked exception in throws | |
| JAVA0128 | 0.00 | JAVA0128 Public constructor in non-public class | |
| JAVA0130 | 0.00 | JAVA0130 Non-static method does not use instance fields | |
| JAVA0131 | 0.00 | JAVA0131 Compatible method does not override base | |
| JAVA0132 | 0.00 | JAVA0132 Method overload with compatible signature | |
| JAVA0133 | 0.00 | JAVA0133 Non-synchronized method overrides synchronized method | |
| JAVA0135 | 0.00 | JAVA0135 Only one of Object.equals and Object.hashCode defined: missing 'method' | |
| JAVA0136 | 1.00 | JAVA0136 N methods defined in class (maximum: M) | |
| JAVA0137 | 0.00 | JAVA0137 Non-abstract class missing constructor | |
| JAVA0138 | 1.00 | JAVA0138 N parameters defined for method (maximum: M) | |
| JAVA0139 | 0.00 | JAVA0139 Definition of main other than public static void main(java.lang.String[]) | |
| JAVA0141 | 0.00 | JAVA0141 Unnecessary modifier for method in interface | |
| JAVA0143 | 0.00 | JAVA0143 Synchronized method | |
| JAVA0144 | 0.00 | JAVA0144 Line exceeds maximum M characters | |
| JAVA0145 | 867.00 | JAVA0145 Tab character used in source file | |
| JAVA0150 | 0.00 | JAVA0150 java.lang.Error (or subclass) thrown | |
| JAVA0153 | 0.00 | JAVA0153 Inefficient conversion of integer to string | |
| JAVA0159 | 0.00 | JAVA0159 Inefficient conversion of string to integer | |
| JAVA0160 | 0.00 | JAVA0160 Method does not throw specified exception | |
| JAVA0161 | 0.00 | JAVA0161 Conditional wait() not in loop | |
| JAVA0163 | 0.00 | JAVA0163 Empty statement | |
| JAVA0165 | 0.00 | JAVA0165 Conflicting return statement in finally block | |
| JAVA0166 | 0.00 | JAVA0166 Generic exception caught | |
| JAVA0167 | 0.00 | JAVA0167 ThreadDeath not rethrown | |
| JAVA0169 | 0.00 | JAVA0169 Unnecessary catch block: exception 'exception' | |
| JAVA0170 | 0.00 | JAVA0170 Caught exception not derived from java.lang.Exception | |
| JAVA0171 | 0.00 | JAVA0171 Unused local variable | |
| JAVA0173 | 0.00 | JAVA0173 Unused method parameter | |
| JAVA0174 | 0.00 | JAVA0174 Assigned local variable never used | |
| JAVA0175 | 0.00 | JAVA0175 Successive assignment to variable | |
| JAVA0176 | 0.00 | JAVA0176 Local variable name does not have required form | |
| JAVA0177 | 0.00 | JAVA0177 Variable declaration missing initializer | |
| JAVA0179 | 0.00 | JAVA0179 Local variable hides visible field | |
| JAVA0233 | 0.00 | JAVA0233 Definition of serialVersionUID other than 'private static final long serialVersionUID' | |
| JAVA0234 | 0.00 | JAVA0234 Class is Serializable but does not define serialVersionUID | |
| JAVA0235 | 0.00 | JAVA0235 Class defines serialVersionUID but does not implement Serializable | |
| JAVA0236 | 0.00 | JAVA0236 Attempt to clone an object which does not implement Cloneable | |
| JAVA0237 | 0.00 | JAVA0237 Class implements Cloneable but does not have public clone method | |
| JAVA0238 | 0.00 | JAVA0238 Clone method does not call super.clone() | |
| JAVA0239 | 0.00 | JAVA0239 Class declares 'readObject' or 'writeObject' but does not implement Serializable | |
| JAVA0240 | 0.00 | JAVA0240 Serializable class which declares readObject or writeObject but not both | |
| JAVA0241 | 0.00 | JAVA0241 'readObject' or 'writeObject' should be declared private in Serializable class | |
| JAVA0242 | 0.00 | JAVA0242 Transient field in non-Serializable class | |
| JAVA0243 | 0.00 | JAVA0243 'readResolve' or 'writeReplace' should be declared private or protected | |
| JAVA0244 | 0.00 | JAVA0244 Field or method name in subclass differs only by case from inherited field or method | |
| JAVA0245 | 0.00 | JAVA0245 JUnit TestCase with non-trivial constructor | |
| JAVA0246 | 0.00 | JAVA0246 JUnit assertXXX statement missing message parameter | |
| JAVA0247 | 0.00 | JAVA0247 JUnit 'setUp()' and 'tearDown()' should call super method | |
| JAVA0248 | 0.00 | JAVA0248 JUnit method 'setUp' or 'tearDown' with incorrect signature | |
| JAVA0249 | 0.00 | JAVA0249 JUnit TestCase 'suite()' should be declared static | |
| JAVA0250 | 0.00 | JAVA0250 JUnit TestCase declares testXXX method with incorrect signature | |
| JAVA0251 | 0.00 | JAVA0251 Use '%n' for line breaks in printf/format for platform independence | |
| JAVA0252 | 0.00 | JAVA0252 'enum' is a Java 1.5 reserved word | |
| JAVA0253 | 0.00 | JAVA0253 Not all enum constants consumed in switch statement | |
| JAVA0254 | 0.00 | JAVA0254 Use enhanced for loop construct instead of Iterator | |
| JAVA0255 | 0.00 | JAVA0255 Result of method invocation not used | |
| JAVA0256 | 0.00 | JAVA0256 Assignment of external collection/array to field | |
| JAVA0257 | 0.00 | JAVA0257 Use of 'Constant Interface' anti-pattern | |
| JAVA0258 | 0.00 | JAVA0258 Implement Iterable for foreach compatibility | |
| JAVA0259 | 0.00 | JAVA0259 Return of collection/array field | |
| JAVA0260 | 0.00 | JAVA0260 Use 'enum' instead of Enumerated Type pattern | |
| JAVA0261 | 0.00 | JAVA0261 Use specialized Enum collection types | |
| JAVA0262 | 0.00 | JAVA0262 Use of char in integer context | |
| JAVA0263 | 0.00 | JAVA0263 Long literal ends with 'l' instead of 'L' | |
| JAVA0264 | 0.00 | JAVA0264 Integer math in long context - check for overflow | |
| JAVA0265 | 0.00 | JAVA0265 Use of Throwable.printStackTrace() | |
| JAVA0266 | 0.00 | JAVA0266 Use of System.out | |
| JAVA0267 | 0.00 | JAVA0267 Use of System.err | |
| JAVA0269 | 0.00 | JAVA0269 Contents of StringBuffer never used | |
| JAVA0270 | 0.00 | JAVA0270 Use Java 5.0 enhanced for loop construct to iterate over all elements in an array | |
| JAVA0271 | 0.00 | JAVA0271 Minimize use of on-demand (.*) static imports | |
| JAVA0272 | 0.00 | JAVA0272 Thread.run() called | |
| JAVA0273 | 0.00 | JAVA0273 Non-final derivative of Thread calls start() in constructor | |
| JAVA0274 | 0.00 | JAVA0274 Serializable class has a synchronized readObject() | |
| JAVA0275 | 0.00 | JAVA0275 Serializable class has a synchronized writeObject() and no other synchronized methods | |
| JAVA0276 | 0.00 | JAVA0276 Unnecessary use of String constructor | |
| JAVA0277 | 0.00 | JAVA0277 Iterator.next() implementation does not throw NoSuchElementException | |
| JAVA0278 | 0.00 | JAVA0278 Unnecessary use of Boolean constructor | |
| JAVA0279 | 0.00 | JAVA0279 Serialization method readObject or readObjectNoData calls an overridable method | |
| JAVA0280 | 0.00 | JAVA0280 IllegalMonitorStateException caught | |
| JAVA0281 | 0.00 | JAVA0281 Iterator.next() not called in loop | |
| JAVA0282 | 0.00 | JAVA0282 Call to Iterator.next() in loop which does not test Iterator.hasNext() | |
| JAVA0283 | 0.00 | JAVA0283 Control variable not updated in loop body | |
| JAVA0284 | 0.00 | JAVA0284 Explicit garbage collection | |
| JAVA0285 | 0.00 | JAVA0285 Dereference of potentially null variable | |
| JAVA0286 | 0.00 | JAVA0286 Dereference of null variable | |
| JAVA0287 | 0.00 | JAVA0287 Unnecessary null check | |
| JAVA0288 | 0.00 | JAVA0288 Inconsistent null check | |
| LINES | 878.00 | Number of lines in the source file | |
| LINE_COMMENT | 9.00 | Number of line comments | |
| LOC | 270.00 | Lines of code | |
| LOGICAL_LINES | 122.00 | Number of statements | |
| LOOPS | 0.00 | Number of loops | |
| NEST_DEPTH | 2.00 | Maximum nesting depth | |
| OPERANDS | 620.00 | Number of operands | |
| OPERATORS | 1266.00 | Number of operators | |
| PARAMS | 62.00 | Number of formal parameter declarations | |
| PROGRAM_LENGTH | 1886.00 | Halstead program length | |
| PROGRAM_VOCAB | 284.00 | Halstead program vocabulary | |
| PROGRAM_VOLUME | 0.00 | Halstead program volume | |
| RETURNS | 61.00 | Number of return points from functions | |
| SIZE | 24121.00 | Size of the file in bytes | |
| UNIQUE_OPERANDS | 241.00 | Number of unique operands | |
| UNIQUE_OPERATORS | 43.00 | Number of unique operators | |
| WHITESPACE | 107.00 | Number of whitespace lines | |