TransformerFactoryImpl.java
| Index Score | ||
|---|---|---|
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net.sf.saxon |
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Saxon |
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 | |
| JAVA0034 | JAVA0034 Missing braces in if statement | |
| SIZE | Size of the file in bytes | |
| LINE_COMMENT | Number of line comments | |
| JAVA0126 | JAVA0126 Method declares unchecked exception in throws | |
| RETURNS | Number of return points from functions | |
| JAVA0108 | JAVA0108 Incorrect javadoc: no @param tag for 'parameter' | |
| INTERFACE_COMPLEXITY | Interface complexity | |
| LINES | Number of lines in the source file | |
| JAVA0117 | JAVA0117 Missing javadoc: method 'method' | |
| PROGRAM_VOLUME | Halstead program volume | |
| JAVA0136 | JAVA0136 N methods defined in class (maximum: M) | |
| EXEC_COMMENTS | Comments in executable code | |
| LOOPS | Number of loops | |
| COMPARISONS | Number of comparison operators | |
| JAVA0270 | JAVA0270 Use Java 5.0 enhanced for loop construct to iterate over all elements in an array | |
| JAVA0110 | JAVA0110 Incorrect javadoc: no @return tag | |
| JAVA0145 | JAVA0145 Tab character used in source file | |
package net.sf.saxon;
import net.sf.saxon.event.PIGrabber;
import net.sf.saxon.event.Sender;
import net.sf.saxon.om.NamespaceConstant;
import net.sf.saxon.trans.XPathException;
import net.sf.saxon.trans.CompilerInfo;
import org.xml.sax.InputSource;
import org.xml.sax.XMLFilter;
import javax.xml.transform.*;
import javax.xml.transform.dom.DOMResult;
import javax.xml.transform.dom.DOMSource;
import javax.xml.transform.sax.*;
import javax.xml.transform.stream.StreamResult;
import javax.xml.transform.stream.StreamSource;
import java.io.StringReader;
import java.util.List;
/**
* A TransformerFactoryImpl instance can be used to create Transformer and Template
* objects.
*
* <p>The system property that determines which Factory implementation
* to create is named "javax.xml.transform.TransformerFactory". This
* property names a concrete subclass of the TransformerFactory abstract
* class. If the property is not defined, a platform default is be used.</p>
*
* <p>This implementation class implements the abstract methods on both the
* javax.xml.transform.TransformerFactory and javax.xml.transform.sax.SAXTransformerFactory
* classes.
*/
public class TransformerFactoryImpl extends SAXTransformerFactory {
private Configuration config;
/**
* Default constructor.
*/
public TransformerFactoryImpl() {
config = new Configuration();
}
/**
* Construct a TransformerFactory using an existing Configuration.
*/
public TransformerFactoryImpl(Configuration config) {
this.config = config;
}
/**
* Set the configuration (en bloc)
*/
public void setConfiguration(Configuration config) {
this.config = config;
}
/**
* Get the configuration (en bloc)
*/
public Configuration getConfiguration() {
return config;
}
/**
* Process the Source into a Transformer object. Care must
* be given not to use this object in multiple threads running concurrently.
* Different TransformerFactories can be used concurrently by different
* threads.
*
* @param source An object that holds a URI, input stream, etc.
*
* @return A Transformer object that may be used to perform a transformation
* in a single thread, never null.
*
* @exception TransformerConfigurationException May throw this during the parse
* when it is constructing the Templates object and fails.
*/
public Transformer newTransformer(Source source)
throws TransformerConfigurationException {
Templates templates = newTemplates(source);
Transformer trans = templates.newTransformer();
return trans;
}
/**
* Create a new Transformer object that performs a copy
* of the source to the result.
*
* @return A Transformer object that may be used to perform a transformation
* in a single thread, never null.
*
* @exception TransformerConfigurationException May throw this during
* the parse when it is constructing the
* Templates object and fails.
*/
public Transformer newTransformer()
throws TransformerConfigurationException {
return new IdentityTransformer(config);
}
/**
* Process the Source into a Templates object, which is a
* a compiled representation of the source. This Templates object
* may then be used concurrently across multiple threads. Creating
* a Templates object allows the TransformerFactory to do detailed
* performance optimization of transformation instructions, without
* penalizing runtime transformation.
*
* @param source An object that holds a URL, input stream, etc.
*
* @return A Templates object capable of being used for transformation purposes,
* never null.
*
* @exception TransformerConfigurationException May throw this during the parse when it
* is constructing the Templates object and fails.
*/
public Templates newTemplates(Source source)
throws TransformerConfigurationException {
CompilerInfo info = new CompilerInfo();
info.setURIResolver(config.getURIResolver());
info.setErrorListener(config.getErrorListener());
PreparedStylesheet pss = new PreparedStylesheet(config, info);
pss.prepare(source);
return pss;
}
/**
* Process the Source into a Templates object, which is a
* a compiled representation of the source. This Templates object
* may then be used concurrently across multiple threads. Creating
* a Templates object allows the TransformerFactory to do detailed
* performance optimization of transformation instructions, without
* penalizing runtime transformation.
*
* @param source An object that holds a URL, input stream, etc.
*
* @return A Templates object capable of being used for transformation purposes,
* never null.
*
* @exception TransformerConfigurationException May throw this during the parse when it
* is constructing the Templates object and fails.
*/
public Templates newTemplates(Source source, CompilerInfo info)
throws TransformerConfigurationException {
PreparedStylesheet pss = new PreparedStylesheet(config, info);
pss.prepare(source);
return pss;
}
/**
* Get the stylesheet specification(s) associated
* via the xml-stylesheet processing instruction (see
* http://www.w3.org/TR/xml-stylesheet/) with the document
* document specified in the source parameter, and that match
* the given criteria. Note that it is possible to return several
* stylesheets, in which case they are applied as if they were
* a list of imports or cascades.
*
* @param source The XML source document.
* @param media The media attribute to be matched. May be null, in which
* case the prefered templates will be used (i.e. alternate = no).
* @param title The value of the title attribute to match. May be null.
* @param charset The value of the charset attribute to match. May be null.
*
* @return A Source object suitable for passing to the TransformerFactory.
*
* @throws TransformerConfigurationException if any problems occur
*/
public Source getAssociatedStylesheet(
Source source, String media, String title, String charset)
throws TransformerConfigurationException {
PIGrabber grabber = new PIGrabber();
grabber.setFactory(config);
grabber.setCriteria(media, title, charset);
grabber.setBaseURI(source.getSystemId());
grabber.setURIResolver(config.getURIResolver());
try {
new Sender(config.makePipelineConfiguration()).send(source, grabber);
// this parse will be aborted when the first start tag is found
} catch (XPathException err) {
if (grabber.isTerminated()) {
// do nothing
} else {
throw new TransformerConfigurationException(
"Failed while looking for xml-stylesheet PI", err);
}
}
try {
Source[] sources = grabber.getAssociatedStylesheets();
if (sources==null) {
throw new TransformerConfigurationException(
"No matching <?xml-stylesheet?> processing instruction found");
}
return compositeStylesheet(source.getSystemId(), sources);
} catch (TransformerException err) {
if (err instanceof TransformerConfigurationException) {
throw (TransformerConfigurationException)err;
} else {
throw new TransformerConfigurationException(err);
}
}
}
/**
* Process a series of stylesheet inputs, treating them in import or cascade
* order. This is mainly for support of the getAssociatedStylesheets
* method, but may be useful for other purposes.
*
* @param sources An array of Source objects representing individual stylesheets.
* @return A Source object representing a composite stylesheet.
*/
private Source compositeStylesheet(String baseURI, Source[] sources)
throws TransformerConfigurationException {
if (sources.length == 1) {
return sources[0];
} else if (sources.length == 0) {
throw new TransformerConfigurationException(
"No stylesheets were supplied");
}
// create a new top-level stylesheet that imports all the others
StringBuffer sb = new StringBuffer(250);
sb.append("<xsl:stylesheet version='1.0' ");
sb.append(" xmlns:xsl='" + NamespaceConstant.XSLT + "'>");
for (int i=0; i<sources.length; i++) {
sb.append("<xsl:import href='" + sources[i].getSystemId() + "'/>");
}
sb.append("</xsl:stylesheet>");
InputSource composite = new InputSource();
composite.setSystemId(baseURI);
composite.setCharacterStream(new StringReader(sb.toString()));
return new SAXSource(config.getSourceParser(), composite);
}
/**
* Set an object that is used by default during the transformation
* to resolve URIs used in xsl:import, or xsl:include.
*
* @param resolver An object that implements the URIResolver interface,
* or null.
*/
public void setURIResolver(URIResolver resolver) {
config.setURIResolver(resolver);
}
/**
* Get the object that is used by default during the transformation
* to resolve URIs used in document(), xsl:import, or xsl:include.
*
* @return The URIResolver that was set with setURIResolver.
*/
public URIResolver getURIResolver() {
return config.getURIResolver();
}
//======= CONFIGURATION METHODS =======
private static final String FEATURE_SECURE_PROCESSING =
//javax.xml.XMLConstants.FEATURE_SECURE_PROCESSING;
"http://javax.xml.XMLConstants/feature/secure-processing";
// Avoid reference to this JDK 1.5 constant
/**
* Look up the value of a feature.
*
* <p>The feature name is any absolute URI.</p>
* @param name The feature name, which is an absolute URI.
* @return The current state of the feature (true or false).
*/
public boolean getFeature(String name) {
if (name.equals(SAXSource.FEATURE)) return true;
if (name.equals(SAXResult.FEATURE)) return true;
if (name.equals(DOMSource.FEATURE)) return isDOMAvailable();
if (name.equals(DOMResult.FEATURE)) return isDOMAvailable();
if (name.equals(StreamSource.FEATURE)) return true;
if (name.equals(StreamResult.FEATURE)) return true;
if (name.equals(SAXTransformerFactory.FEATURE)) return true;
if (name.equals(SAXTransformerFactory.FEATURE_XMLFILTER)) return true;
if (name.equals(FEATURE_SECURE_PROCESSING)) {
return !config.isAllowExternalFunctions();
}
throw new IllegalArgumentException("Unknown feature " + name);
}
/**
* Test whether DOM processing is available
*/
private boolean isDOMAvailable() {
List models = config.getExternalObjectModels();
for (int i=0; i<models.size(); i++) {
if (models.get(i).getClass().getName().equals("net.sf.saxon.dom.DOMObjectModel")) {
return true;
}
}
return false;
}
/**
* Allows the user to set specific attributes on the underlying
* implementation. An attribute in this context is defined to
* be an option that the implementation provides.
*
* @param name The name of the attribute. This must be one of the constants
* defined in class {@link net.sf.saxon.FeatureKeys}.
* @param value The value of the attribute.
* @throws IllegalArgumentException thrown if Saxon
* doesn't recognize the attribute.
* @see net.sf.saxon.FeatureKeys
*/
public void setAttribute(String name, Object value)
throws IllegalArgumentException {
config.setConfigurationProperty(name, value);
}
/**
* Allows the user to retrieve specific attributes on the underlying
* implementation.
* @param name The name of the attribute.
* @return value The value of the attribute.
* @throws IllegalArgumentException thrown if the underlying
* implementation doesn't recognize the attribute.
*/
public Object getAttribute(String name) throws IllegalArgumentException{
return config.getConfigurationProperty(name);
}
/**
* Set the error event listener for the TransformerFactory, which
* is used for the processing of transformation instructions,
* and not for the transformation itself.
*
* @param listener The new error listener.
* @throws IllegalArgumentException if listener is null.
*/
public void setErrorListener(ErrorListener listener)
throws IllegalArgumentException {
config.setErrorListener(listener);
}
/**
* Get the error event handler for the TransformerFactory.
* @return The current error listener, which should never be null.
*/
public ErrorListener getErrorListener() {
return config.getErrorListener();
}
///////////////////////////////////////////////////////////////////////////////
// Methods defined in class javax.xml.transform.sax.SAXTransformerFactory
///////////////////////////////////////////////////////////////////////////////
/**
* Get a TransformerHandler object that can process SAX
* ContentHandler events into a Result, based on the transformation
* instructions specified by the argument.
*
* @param src The Source of the transformation instructions.
*
* @return TransformerHandler ready to transform SAX events.
*
* @throws TransformerConfigurationException If for some reason the
* TransformerHandler can not be created.
*/
public TransformerHandler newTransformerHandler(Source src)
throws TransformerConfigurationException {
Templates tmpl = newTemplates(src);
return newTransformerHandler(tmpl);
}
/**
* Get a TransformerHandler object that can process SAX
* ContentHandler events into a Result, based on the Templates argument.
*
* @param templates The compiled transformation instructions.
*
* @return TransformerHandler ready to transform SAX events.
*
* @throws TransformerConfigurationException If for some reason the
* TransformerHandler can not be created.
*/
public TransformerHandler newTransformerHandler(Templates templates)
throws TransformerConfigurationException {
if (!(templates instanceof PreparedStylesheet)) {
throw new TransformerConfigurationException("Templates object was not created by Saxon");
}
Controller controller = (Controller)templates.newTransformer();
TransformerHandlerImpl handler = new TransformerHandlerImpl(controller);
return handler;
}
/**
* Get a TransformerHandler object that can process SAX
* ContentHandler events into a Result. The transformation
* is defined as an identity (or copy) transformation, for example
* to copy a series of SAX parse events into a DOM tree.
*
* @return A non-null reference to a TransformerHandler, that may
* be used as a ContentHandler for SAX parse events.
*
* @throws TransformerConfigurationException If for some reason the
* TransformerHandler cannot be created.
*/
public TransformerHandler newTransformerHandler()
throws TransformerConfigurationException {
Controller controller = new IdentityTransformer(config);
return new IdentityTransformerHandler(controller);
}
/**
* Get a TemplatesHandler object that can process SAX
* ContentHandler events into a Templates object.
*
* @return A non-null reference to a TransformerHandler, that may
* be used as a ContentHandler for SAX parse events.
*
* @throws TransformerConfigurationException If for some reason the
* TemplatesHandler cannot be created.
*/
public TemplatesHandler newTemplatesHandler()
throws TransformerConfigurationException {
return new TemplatesHandlerImpl(config);
}
/**
* Create an XMLFilter that uses the given Source as the
* transformation instructions.
*
* @param src The Source of the transformation instructions.
*
* @return An XMLFilter object, or null if this feature is not supported.
*
* @throws TransformerConfigurationException If for some reason the
* XMLFilter cannot be created.
*/
public XMLFilter newXMLFilter(Source src)
throws TransformerConfigurationException {
Templates tmpl = newTemplates(src);
return newXMLFilter(tmpl);
}
/**
* Create an XMLFilter, based on the Templates argument..
*
* @param templates The compiled transformation instructions.
*
* @return An XMLFilter object, or null if this feature is not supported.
*
* @throws TransformerConfigurationException If for some reason the
* XMLFilter cannot be created.
*/
public XMLFilter newXMLFilter(Templates templates)
throws TransformerConfigurationException {
if (!(templates instanceof PreparedStylesheet)) {
throw new TransformerConfigurationException("Supplied Templates object was not created using Saxon");
}
Controller controller = (Controller)templates.newTransformer();
return new Filter(controller);
}
/**
* <p>Set a feature for this <code>TransformerFactory</code> and <code>Transformer</code>s
* or <code>Template</code>s created by this factory.</p>
* <p/>
* <p/>
* Feature names are fully qualified {@link java.net.URI}s.
* Implementations may define their own features.
* An {@link javax.xml.transform.TransformerConfigurationException} is thrown if this <code>TransformerFactory</code> or the
* <code>Transformer</code>s or <code>Template</code>s it creates cannot support the feature.
* It is possible for an <code>TransformerFactory</code> to expose a feature value but be unable to change its state.
* </p>
* <p/>
* <p>All implementations are required to support the FEATURE_SECURE_PROCESSING feature.
* When the feature is:</p>
* <ul>
* <li>
* <code>true</code>: the implementation will limit XML processing to conform to implementation limits
* and behave in a secure fashion as defined by the implementation.
* Examples include resolving user defined style sheets and functions.
* If XML processing is limited for security reasons, it will be reported via a call to the registered
* {@link javax.xml.transform.ErrorListener#fatalError(javax.xml.transform.TransformerException exception)}.
* See {@link #setErrorListener(javax.xml.transform.ErrorListener listener)}. In the Saxon implementation,
* this option causes calls on extension functions and extensions instructions to be disabled, and also
* disables the use of xsl:result-document to write to secondary output destinations.
* </li>
* <li>
* <code>false</code>: the implementation will processing XML according to the XML specifications without
* regard to possible implementation limits.
* </li>
* </ul>
*
* @param name Feature name.
* @param value Is feature state <code>true</code> or <code>false</code>.
* @throws javax.xml.transform.TransformerConfigurationException
* if this <code>TransformerFactory</code>
* or the <code>Transformer</code>s or <code>Template</code>s it creates cannot support this feature.
* @throws NullPointerException If the <code>name</code> parameter is null.
*/
public void setFeature(String name, boolean value) throws TransformerConfigurationException {
if (name.equals(FEATURE_SECURE_PROCESSING)) {
config.setAllowExternalFunctions(!value);
} else {
throw new TransformerConfigurationException("Unsupported TransformerFactory feature: " + name);
}
}
}
//
// The contents of this file are subject to the Mozilla Public License Version 1.0 (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: all this file.
//
// The Initial Developer of the Original Code is Michael H. Kay
//
// Portions created by (your name) are Copyright (C) (your legal entity). All Rights Reserved.
//
// Contributor(s): none.
//
The table below shows all metrics for TransformerFactoryImpl.java.
| Metric | Value | Description | |
|---|---|---|---|
| BLOCKS | 44.00 | Number of blocks | |
| BLOCK_COMMENT | 0.00 | Number of block comment lines | |
| COMMENTS | 294.00 | Comment lines | |
| COMMENT_DENSITY | 1.87 | Comment density | |
| COMPARISONS | 18.00 | Number of comparison operators | |
| CYCLOMATIC | 47.00 | Cyclomatic complexity | |
| DECL_COMMENTS | 47.00 | Comments in declarations | |
| DOC_COMMENT | 268.00 | Number of javadoc comment lines | |
| ELOC | 157.00 | Effective lines of code | |
| EXEC_COMMENTS | 3.00 | Comments in executable code | |
| EXITS | 37.00 | Procedure exits | |
| FUNCTIONS | 25.00 | Number of function declarations | |
| HALSTEAD_DIFFICULTY | 50.38 | Halstead difficulty | |
| HALSTEAD_EFFORT | 0.00 | Halstead effort | |
| INTERFACE_COMPLEXITY | 76.00 | 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 | 1.00 | 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 | 8.00 | 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 | 0.00 | 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 | 0.00 | 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 | 0.00 | 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 | 4.00 | JAVA0108 Incorrect javadoc: no @param tag for 'parameter' | |
| JAVA0109 | 0.00 | JAVA0109 Incorrect javadoc: no parameter 'parameter' | |
| JAVA0110 | 2.00 | 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 | 1.00 | 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 | 3.00 | 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 | 0.00 | 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 | 1.00 | JAVA0144 Line exceeds maximum M characters | |
| JAVA0145 | 31.00 | 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 | 1.00 | 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 | 565.00 | Number of lines in the source file | |
| LINE_COMMENT | 26.00 | Number of line comments | |
| LOC | 196.00 | Lines of code | |
| LOGICAL_LINES | 97.00 | Number of statements | |
| LOOPS | 2.00 | Number of loops | |
| NEST_DEPTH | 3.00 | Maximum nesting depth | |
| OPERANDS | 462.00 | Number of operands | |
| OPERATORS | 825.00 | Number of operators | |
| PARAMS | 24.00 | Number of formal parameter declarations | |
| PROGRAM_LENGTH | 1287.00 | Halstead program length | |
| PROGRAM_VOCAB | 229.00 | Halstead program vocabulary | |
| PROGRAM_VOLUME | 0.00 | Halstead program volume | |
| RETURNS | 52.00 | Number of return points from functions | |
| SIZE | 21904.00 | Size of the file in bytes | |
| UNIQUE_OPERANDS | 188.00 | Number of unique operands | |
| UNIQUE_OPERATORS | 41.00 | Number of unique operators | |
| WHITESPACE | 75.00 | Number of whitespace lines | |