DN.java
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|---|---|---|
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com.ca.commons.naming |
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JXplorer |
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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 |  |
| JAVA0034 | JAVA0034 Missing braces in if statement | |
| LOOPS | Number of loops | |
| COMMENTS | Comment lines | |
| RETURNS | Number of return points from functions | |
| JAVA0110 | JAVA0110 Incorrect javadoc: no @return tag | |
| JAVA0081 | JAVA0081 Boolean literal in comparison | |
| LINES | Number of lines in the source file | |
| CYCLOMATIC | Cyclomatic complexity | |
| LINE_COMMENT | Number of line comments | |
| INTERFACE_COMPLEXITY | Interface complexity | |
| DOC_COMMENT | Number of javadoc comment lines | |
| JAVA0035 | JAVA0035 Missing braces in for statement | |
| FUNCTIONS | Number of function declarations | |
| JAVA0036 | JAVA0036 Missing braces in while statement | |
| COMPARISONS | Number of comparison operators | |
| SIZE | Size of the file in bytes | |
| WHITESPACE | Number of whitespace lines | |
| JAVA0108 | JAVA0108 Incorrect javadoc: no @param tag for 'parameter' | |
| BLOCK_COMMENT | Number of block comment lines | |
| LOC | Lines of code | |
| BLOCKS | Number of blocks | |
| PARAMS | Number of formal parameter declarations | |
| JAVA0266 | JAVA0266 Use of System.out | |
| EXITS | Procedure exits | |
| LOGICAL_LINES | Number of statements | |
| OPERATORS | Number of operators | |
| PROGRAM_LENGTH | Halstead program length | |
| JAVA0115 | JAVA0115 Incorrect javadoc: no @throws or @exception tag for 'exception' | |
| UNIQUE_OPERATORS | Number of unique operators | |
| PROGRAM_VOCAB | Halstead program vocabulary | |
| JAVA0283 | JAVA0283 Control variable not updated in loop body | |
| ELOC | Effective lines of code | |
| PROGRAM_VOLUME | Halstead program volume | |
| JAVA0136 | JAVA0136 N methods defined in class (maximum: M) | |
| JAVA0160 | JAVA0160 Method does not throw specified exception | |
| UNIQUE_OPERANDS | Number of unique operands | |
| JAVA0126 | JAVA0126 Method declares unchecked exception in throws | |
| JAVA0132 | JAVA0132 Method overload with compatible signature | |
| OPERANDS | Number of operands | |
| JAVA0117 | JAVA0117 Missing javadoc: method 'method' | |
| JAVA0267 | JAVA0267 Use of System.err | |
| EXEC_COMMENTS | Comments in executable code | |
| JAVA0145 | JAVA0145 Tab character used in source file | |
package com.ca.commons.naming;
import java.lang.String;
import java.util.Vector;
import java.util.Enumeration;
import javax.naming.*;
//import com.ca.commons.cbutil.CBIntText;
/**
* A Data class that encapsulated the idea of an
* ldap Distinguished Name of the form:
* ou=frog farmers,o=frogcorp,c=au
* - and provides a bunch of utility methods for modifying
* and reading these values, especially the various bits
* of each rdn in various ways. <p>
*
* implements javax.naming.Name.<p>
*
* Why don't we just use CompoundName or CompositeName?<br>
*
* - basically because we're not supporting multiple
* naming systems - we're *only* supporting ldap. So Name is implemented
* for support with existing jndi ftns, but also a lot of other stuff
* is needed for rdns, and multi-value rdns. This could be architected
* as, say, compound name with another helper class, but that seems
* clumsy.<p>
*
*/
//
// Can be used stand alone with com.ca.commons.naming.RDN, com.ca.commons.naming.NameUtility, com.ca.commons.cbutil.CBParse
//
//
//
public class DN implements Name
{
// these variables are all there is! Basically the magic is in the vector of
// rdns - all the code below is simply utility stuff for parsing and manipulating
// those rdns.
private Vector RDNs; // a list of segment RDNs, as strings, e.g. 'ou=frog farmers'
// element 0 is the 'root' RDN (i.e. 'c=au')
// element (RDNs.size()-1) is the lowest RDN (i.e. 'cn=fred').
boolean binary = false; // whether the dn contains isNonString data, and should
// be base64 encoded before being written out...
// XXX Candidate for refactoring!
// Rather than throwing errors (which they probably should) some methods
// cache error information and expect the caller to check the error status
// what can I say. I was young. - CB
String errorString = "";
// the cached root exception.
NamingException rootException = null;
// boolean empty = false; // whether this is the blank DN "".
/**
* Default constructor creates a DN with no value set.
*/
public static String BLANKBASEDN = "World";
public DN()
{
RDNs = new Vector();
}
/**
* Copy constructor creates a new DN with an item by item
* <i>copy</i> of the parameter DN.
*
* @param copyMe the DN to be copied
*/
public DN(DN copyMe)
{
try
{
RDNs = new Vector();
if (copyMe != null)
{
for (int i=0; i<copyMe.size(); i++)
{
add(new String(copyMe.get(i)));
}
}
}
catch (InvalidNameException e) // 'impossible' error - if copyMe is DN, how can this fail?
{
setError("error cloningDN " + copyMe.toString(), e);
clear();
}
}
/**
* Main Constructor takes an ldap Distinguished Name string
* (e.g. 'ou=wombat botherers,o=nutters inc,c=au') and
* breaks it up into a vector of RDNs
*
* @param ldapDN the ldap distinguished name to be parsed.
*/
public DN(String ldapDN)
{
try
{
RDNs = new Vector();
if ("".equals(ldapDN) || BLANKBASEDN.equals(ldapDN))
{
return;
}
int start = 0;
int end = NameUtility.next(ldapDN, 0, ',');
// get the RDNs in the form xxx=xxx,xxx=xxx,xxx=xxx
while (end!=-1)
{
String rdn = ldapDN.substring(start,end);
add(0,rdn);
start = end+1;
end = NameUtility.next(ldapDN, start, ',');
}
// ... and the last bit...
add(0,ldapDN.substring(start).trim());
}
catch (InvalidNameException e)
{
setError("unable to make DN from " + ldapDN ,e);
clear();
}
}
/**
* This Constructor takes an existing jndi Name,
* And initialises itself by taking that Name's rdn elements
* an element at a time, and converting them to RDN objects.
*
* @param name the ldap distinguished name to be parsed.
*/
public DN(Name name)
{
try
{
RDNs = new Vector();
if (name.isEmpty()) return;
for (int i=0; i<name.size(); i++)
{
add(i,name.get(i));
}
}
catch (InvalidNameException e)
{
setError("unable to create DN from name: " + name.toString(), e);
clear();
}
}
/*
public DN(byte[] name)
{
setError("Binary Distinguished Names not yet implemented ");
}
*/
/**
* Spits back the DN as an escaped ldap DN string
*
* @return ldap DN in normal form (e.g. 'ou=linux fanatics,o=penguin fanciers pty. ltd.,c=us')
*/
public String toString()
{
String ldapDN = "";
for (int i=0; i<RDNs.size(); i++)
ldapDN = get(i) + (i!=0?",":"") + ldapDN;
if (ldapDN.endsWith(","))
{
if (ldapDN.charAt(ldapDN.length()-2) != '\\')
{
ldapDN = ldapDN.substring(0,ldapDN.length()-1);
}
}
return ldapDN;
}
/**
* Spits back the DN as a tree-level formatted string (mainly for debugging)
*
* @return ldap DN in level form (e.g. <pre>\nou=linux fanatics \no=penguin fanciers pty. ltd.\n c=us\n</pre>)
*/
public String toFormattedString()
{
String ldapDN = "";
for (int i=0; i<RDNs.size(); i++)
ldapDN += get(i) + "\n";
return ldapDN;
}
/**
* a synonym for 'toString()' this returns the full ldap DN.
* @deprecated - use toString().
* @return the full ldap Distinguished Name
*/
public String getDN() { return toString(); }
/**
* gets the ldap 'class' (e.g. 'c' or 'cn') for a particular
* RDN. If there are multiple attributes (for a multi-valued
* rdn) only the first is returned (XXX).
*
* @param i the index of the RDN class to return.
* @return the ldap class name for the specified RDN
*/
public String getRDNAttribute(int i)
{
if (isEmpty()) return "";
if (i >= size()) return "";
if (i < 0) return "";
return getRDN(i).getAtt();
}
/**
* gets the ldap value (e.g. 'au' or 'Silverstone, Alicia') for a particular
* RDN. If there are multiple values, only the first is
* returned (XXX).
*
* @param i the index of the RDN value to return.
* @return the actual value for the specified RDN.
*/
public String getRDNValue(int i)
{
if (isEmpty()) return "";
if (i >= size()) return "";
if (i < 0) return "";
return getRDN(i).getRawVal();
}
/**
* dumps the dn in a structured form, demonstrating parsing.
*/
public void debugPrint()
{
System.out.print("\n");
for (int i=0; i<size(); i++)
{
System.out.print("element [" + i + "] = " + get(i).toString() + "\n");
getRDN(i).dump();
}
}
/**
* gets the full RDN (e.g. 'c=au' or 'cn=Englebert Humperdink') for a particular
* indexed RDN.
*
* @param rdn the ldap RDN string name for the specified index
* @param i the index of the RDN to set.
*/
public void setRDN(RDN rdn, int i)
{
if (i<size() && i>= 0)
RDNs.setElementAt(rdn, i);
}
/**
* gets the full RDN (e.g. 'c=au' or 'cn=Englebert Humperdink') for a particular
* indexed RDN.
*
* @param i the index of the RDN to return.
* @return the ldap RDN string name for the specified index
*/
public RDN getRDN(int i)
{
if (i==0 && isEmpty()) return new RDN(); // return empty RDN for empty DN
if (i<0) return new RDN();
if (i >= size()) new RDN();
return (RDN) RDNs.elementAt(i);
}
/**
* Returns the root RDN as a string (e.g. 'c=au')
*
* @return the root RDN string.
*/
public RDN getRootRDN()
{
if (isEmpty())
return new RDN("");
else
return getRDN(0);
}
/**
* Gets the value of the lowest LDAP RDN.
* That is, the furthest-from-the-root class value of the DN.
* For example, 'ou=frog fanciers' in 'ou=frog fanciers,o=nutters,c=uk'
*
* @return the lowest level ldap value for the DN
*/
public RDN getLowestRDN()
{
return getRDN(size()-1);
}
/**
* Adds an RDN to an existing DN at the highest level
* - mainly used internally
* while parsing a DN.
*
* @param rdn the RDN string to apend to the DN
*/
public void addParentRDN(String rdn)
{
try
{
add(0,rdn);
}
catch (InvalidNameException e)
{
setError("Error adding RDN in DN.addParentRDN()", e);
}
}
/**
* Adds a new 'deepest level' RDN to a DN
*
* @param rdn the RDN to append to the end of the DN
*/
public void addChildRDN(String rdn)
throws InvalidNameException
{
add(rdn);
}
/**
* Adds a new 'deepest level' RDN to a DN
*
* @param rdn the RDN to append to the end of the DN
*/
public void addChildRDN(RDN rdn)
throws InvalidNameException
{
add(rdn);
}
/**
* sets (or more often <i>re</i>sets) the lowest (furthest-from-root)
* value of the DN
*
* @param value the (raw, unescaped) new lowest RDN value to overwrite the existing lowest RDN value with
*/
// XXX code should be turned into wrapper for add(0,...) when that handles multi-val rdns properly
public void setLowestRDNRawValue(String value)
{
try
{
RDN rdn = getRDN(size()-1);
rdn.setRawVal(value);
}
catch (InvalidNameException e)
{
setError("Error setting DN.setLowestRDNRawValue: to " + value, e);
}
}
/**
* Exchanges the value of an rdn att=val element, and returns
*/
protected String exchangeRDNelementValue(String rdn, String value)
{
return rdn.substring(0,NameUtility.next(rdn,0,'=')) + "=" + value;
}
/**
* Check whether this DN is equal to another DN...
*
* @param testDN the DN to compare against this DN
*/
public boolean equals(DN testDN)
{
//XXX return (toString().equals(testDN.toString()));
if (testDN == null) return false;
if (testDN.size()!= size()) return false;
for (int i=0; i<size(); i++)
{
if (getRDN(i).equals(testDN.getRDN(i)) == false)
return false;
}
return true;
}
/**
* implement the object.equals(object) method for genericity and unit testing.
* Note that this is slower than DN.equals(DN), since it requires instanceof checks.
* @param o a DN or Name object to test against
*/
public boolean equals(Object o)
{
if (o == null)
return false;
if (o instanceof DN)
return equals((DN)o);
else if (o instanceof Name)
return (compareTo((Name)o) == 0);
else
return false; // cannot be equal in any sense if not a name
}
/**
* Checks whether the testDN is a subset of the current DN,
* starting from the root. Currently case insensitive.
*
* @param testDN the subset DN to test against
*/
public boolean startsWith(DN testDN)
{
return startsWith((Name)testDN);
}
/**
* Test if the DNs are identical except for the
* lowest RDN.
* In other words, test if they are leaves on the same branch.
*
* @param testDN the putatitive sibling DN
*/
public boolean sharesParent(DN testDN)
{
if (testDN.size()!= size()) return false;
for (int i=0; i<size()-1; i++)
{
if ((testDN.getRDN(i).equals(getRDN(i)))==false)
return false;
}
return true;
}
/**
* Return the full DN of this DN's immediate parent.
* In other words, return this DN after removing the lowest RDN.
*
* @return the parent of this DN, or an empty DN if this is the top level DN.
*/
public DN parentDN()
{
// XXX what to do if this is already an empty DN? The same?
if (size()<=1) return new DN(); // return empty DN for top level DNs
DN newDN = new DN(this);
newDN.RDNs.removeElementAt(size()-1);
return newDN;
}
/**
* reverse the order of elements in a DN...
*/
public void reverse()
{
Vector rev = new Vector();
for (int i=RDNs.size()-1; i>=0; i--)
rev.add(RDNs.elementAt(i));
RDNs = rev;
}
/**
* Empties the DN of all RDNs.
*/
public void clear()
{
RDNs.clear();
errorString = null;
}
/**
* Overload this method for app specific error handling.
*/
public void setError(String msg, NamingException e)
{
errorString = msg;
rootException = e;
System.out.println(e);
}
/**
* Whether there was an error using this DN (i.e. when creating it).
*/
public boolean error()
{
return (errorString == null);
}
/**
* Gets the error message (if any) associated with this DN.
*/
public String getError()
{
return errorString;
}
/**
* Gets the root exception (if any) associated with this DN
*/
public NamingException getNamingException()
{
return rootException;
}
/**
* Prepare a dn for jndi transmission
*/
/*
public void escape()
{
for (int i=0; i<size(); i++)
{
getRDN(i).escape();
}
}
*/
/**
* Unescape a dn that has been *normally* escaped using ldap v3 (i.e. by the
* preceeding ftn.).
*/
/*
public void unescape()
throws InvalidNameException
{
for (int i=0; i<size(); i++)
{
getRDN(i).unescape();
}
}
*/
/** (Obsolete)
* Unescape a dn that has been returned by jndi, that may contain either
* ldap v2 escaping, or the multiple-slash wierdness bug.
*/
/*
public void unescapeJndiReturn()
throws InvalidNameException // shouldn't happen...
{
for (int i=0; i<size(); i++)
{
getRDN(i).unescapeJndiReturn();
}
}
*/
/**
* Add an RDN to the end of the DN.
*/
public Name add(RDN rdn)
{
//RDNs.insertElementAt(rdn,size());
add(size(), rdn);
return this;
}
/**
* The core method for adding RDN objects to the name.
* Called by all add methods.
* @param posn the position in the DN to add the RDN at (0 = root)
* @param rdn the RDN to add (may be multi-valued).
*/
public Name add(int posn, RDN rdn)
{
RDNs.insertElementAt(rdn,posn);
return this;
}
// NN N A MM MM EEEEEE
// NNN N A A M MMM M EE
// N NN N A A M M M EEEE (Interface Def.)
// N NNN AAAAAAA M M M EE
// N NN AA AA M M M EEEEEE
/*
* Adds a single component at a specified position within this name.
*/
// These two ftns should be used by all code to add rdns... the RDN array
// should not be accessed directly.
public Name add(int posn, String rdn)
throws InvalidNameException
{
RDN r = new RDN(rdn); // may throw invalidName Exception
add(posn, r);
return this;
}
/*
* Adds a single component to the end of this name.
*/
public Name add(String rdn)
throws InvalidNameException
{
RDN r = new RDN(rdn); // may throw invalidName Exception
add(size(), r);
return this;
}
/*
* Adds the components of a name -- in order -- at a specified position within this name.
*/
public Name addAll(int posn, Name n)
throws InvalidNameException
{
Enumeration e = n.getAll();
while (e.hasMoreElements())
add(posn++, e.nextElement().toString());
return this;
}
/*
* Adds the components of a name -- in order -- to the end of this name.
*/
public Name addAll(Name suffix)
throws InvalidNameException
{
Enumeration e = suffix.getAll();
while (e.hasMoreElements())
add(e.nextElement().toString());
return this;
}
/*
* Generates a new copy of this name.
*/
public Object clone()
{
return new DN(this);
}
/*
* Compares this name with another name for order.
* ... for the time being, ordering is alphabetical by rdns ordered
* right to left. Damn but the ldap rdn ordering system is screwed.
*/
public int compareTo(Object obj)
{
int val = 0;
int pos = 1;
if (obj instanceof Name)
{
Name compareMe = (Name)obj;
int size = size();
int compSize = compareMe.size();
while (val == 0)
{
String RDN = get(size-pos);
String compRDN = compareMe.get(compSize-pos);
int rdnOrder = RDN.compareTo(compRDN);
if (rdnOrder != 0)
return rdnOrder; // return alphabetic order of rdn.
pos++;
if (pos>size || pos>compSize)
{
if (size==compSize)
return 0; // names are equal
if (pos>size)
return -1; // shorter dns first
else
return 1;
}
}
}
else
throw new ClassCastException("non Name object in DN.compareTo - object was " + obj.getClass());
return 0; // never reached.
}
/*
* Determines whether this name ends with a specified suffix.
*/
public boolean endsWith(Name n)
{
return false;
}
/*
* Retrieves a component of this name. Returns zero length string for
* an empty DN's first element - otherwise throws a ArrayIndexException.
* (is this correct behaviour?).
*/
public String get(int posn)
{
if (posn==0 && isEmpty()) return ""; // return empty string for empty DN
return RDNs.elementAt(posn).toString();
}
/*
* Retrieves the components of this name as an enumeration of strings.
*/
public java.util.Enumeration getAll()
{
DXNamingEnumeration ret = new DXNamingEnumeration();
for (int i=0; i<size(); i++)
ret.add(get(i));
return ret;
}
/*
* Creates a name whose components consist of a prefix of the components of this name.
*/
public Name getPrefix(int posn)
{
DN returnMe = new DN();
try
{
for (int i=0; i<posn; i++)
returnMe.add(get(i));
return returnMe;
}
catch (InvalidNameException e)
{
System.err.println("unexpected error in DN:\n " + e);
return new DN();
}
}
/*
* Creates a name whose components consist of a suffix of the components in this name.
*/
public Name getSuffix(int posn)
{
DN returnMe = new DN();
for (int i=posn; i<size(); i++)
{
returnMe.add(new RDN(getRDN(i)));
}
return returnMe;
}
/**
* returns true if this is an 'empty', or root DN (i.e. \"\")
* @return empty status
*/
public boolean isEmpty()
{
return (size()==0);
}
/*
* Removes a component from this name.
*/
public Object remove(int posn)
{
return RDNs.remove(posn);
}
/*
* Returns the number of components in this name,
* and hence the level (the number
* of nodes from root) of the DN.
*/
public int size()
{
return RDNs.size();
}
/*
* Returns the number of components in this name,
* and hence the level (the number
* of nodes from root) of the DN.
* (synonym of 'size()'. Why java didn't standardise on just one...)
*/
/*
public int length()
{
return RDNs.size();
}
*/
/*
* Determines whether this name starts with a specified prefix.
*/
public boolean startsWith(Name n)
{
int pos = 0;
Enumeration e = n.getAll();
while (e.hasMoreElements())
if (e.nextElement().toString().equalsIgnoreCase(get(pos++).toString())==false)
return false;
return true; // falls through - all tested components must be equal!
}
}
The table below shows all metrics for DN.java.
| Metric | Value | Description | |
|---|---|---|---|
| BLOCKS | 73.00 | Number of blocks | |
| BLOCK_COMMENT | 95.00 | Number of block comment lines | |
| COMMENTS | 326.00 | Comment lines | |
| COMMENT_DENSITY | 1.31 | Comment density | |
| COMPARISONS | 68.00 | Number of comparison operators | |
| CYCLOMATIC | 107.00 | Cyclomatic complexity | |
| DECL_COMMENTS | 72.00 | Comments in declarations | |
| DOC_COMMENT | 200.00 | Number of javadoc comment lines | |
| ELOC | 248.00 | Effective lines of code | |
| EXEC_COMMENTS | 5.00 | Comments in executable code | |
| EXITS | 50.00 | Procedure exits | |
| FUNCTIONS | 47.00 | Number of function declarations | |
| HALSTEAD_DIFFICULTY | 81.82 | Halstead difficulty | |
| HALSTEAD_EFFORT | 0.00 | Halstead effort | |
| INTERFACE_COMPLEXITY | 114.00 | 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 | 1.00 | JAVA0004 Unnecessary import from java.lang | |
| JAVA0005 | 1.00 | JAVA0005 Imports not in specified order | |
| JAVA0006 | 0.00 | JAVA0006 Empty finally block | |
| JAVA0007 | 1.00 | 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 | 30.00 | JAVA0034 Missing braces in if statement | |
| JAVA0035 | 5.00 | JAVA0035 Missing braces in for statement | |
| JAVA0036 | 3.00 | 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 | 1.00 | 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 | 3.00 | JAVA0081 Boolean literal in comparison | |
| JAVA0082 | 1.00 | 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 | 5.00 | JAVA0108 Incorrect javadoc: no @param tag for 'parameter' | |
| JAVA0109 | 0.00 | JAVA0109 Incorrect javadoc: no parameter 'parameter' | |
| JAVA0110 | 10.00 | 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 | 2.00 | JAVA0115 Incorrect javadoc: no @throws or @exception tag for 'exception' | |
| JAVA0116 | 0.00 | JAVA0116 Missing javadoc: field 'field' | |
| JAVA0117 | 1.00 | 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 | 2.00 | JAVA0132 Method overload with compatible signature | |
| JAVA0133 | 0.00 | JAVA0133 Non-synchronized method overrides synchronized method | |
| JAVA0135 | 1.00 | 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 | 0.00 | JAVA0144 Line exceeds maximum M characters | |
| JAVA0145 | 0.00 | 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 | 1.00 | 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 | 1.00 | 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 | 1.00 | 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 | 3.00 | JAVA0266 Use of System.out | |
| JAVA0267 | 1.00 | 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 | 1.00 | 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 | 1.00 | 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 | 885.00 | Number of lines in the source file | |
| LINE_COMMENT | 31.00 | Number of line comments | |
| LOC | 394.00 | Lines of code | |
| LOGICAL_LINES | 168.00 | Number of statements | |
| LOOPS | 16.00 | Number of loops | |
| NEST_DEPTH | 4.00 | Maximum nesting depth | |
| OPERANDS | 684.00 | Number of operands | |
| OPERATORS | 1408.00 | Number of operators | |
| PARAMS | 36.00 | Number of formal parameter declarations | |
| PROGRAM_LENGTH | 2092.00 | Halstead program length | |
| PROGRAM_VOCAB | 259.00 | Halstead program vocabulary | |
| PROGRAM_VOLUME | 0.00 | Halstead program volume | |
| RETURNS | 78.00 | Number of return points from functions | |
| SIZE | 21850.00 | Size of the file in bytes | |
| UNIQUE_OPERANDS | 209.00 | Number of unique operands | |
| UNIQUE_OPERATORS | 50.00 | Number of unique operators | |
| WHITESPACE | 165.00 | Number of whitespace lines | |