FetchException.java
| Index Score | ||
|---|---|---|
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freenet.client |
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Freenet |
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 | |
|---|---|---|
| JAVA0034 | JAVA0034 Missing braces in if statement |  |
| DECL_COMMENTS | Comments in declarations | |
| JAVA0117 | JAVA0117 Missing javadoc: method 'method' | |
| LOGICAL_LINES | Number of statements | |
| PARAMS | Number of formal parameter declarations | |
| CYCLOMATIC | Cyclomatic complexity | |
| JAVA0116 | JAVA0116 Missing javadoc: field 'field' | |
| ELOC | Effective lines of code | |
| COMPARISONS | Number of comparison operators | |
| PROGRAM_VOLUME | Halstead program volume | |
| JAVA0136 | JAVA0136 N methods defined in class (maximum: M) | |
| JAVA0126 | JAVA0126 Method declares unchecked exception in throws | |
| OPERATORS | Number of operators | |
| PROGRAM_LENGTH | Halstead program length | |
| INTERFACE_COMPLEXITY | Interface complexity | |
| LOOPS | Number of loops | |
| JAVA0108 | JAVA0108 Incorrect javadoc: no @param tag for 'parameter' | |
| COMMENTS | Comment lines | |
| BLOCKS | Number of blocks | |
| LINE_COMMENT | Number of line comments | |
| WHITESPACE | Number of whitespace lines | |
| DOC_COMMENT | Number of javadoc comment lines | |
| EXITS | Procedure exits | |
| JAVA0110 | JAVA0110 Incorrect javadoc: no @return tag | |
| OPERANDS | Number of operands | |
/* This code is part of Freenet. It is distributed under the GNU General
* Public License, version 2 (or at your option any later version). See
* http://www.gnu.org/ for further details of the GPL. */
package freenet.client;
import freenet.keys.FreenetURI;
import freenet.l10n.L10n;
import freenet.support.Logger;
/**
* Generic exception thrown by a Fetcher. All other exceptions are converted to one of
* these to tell the client.
*/
public class FetchException extends Exception {
private static final long serialVersionUID = -1106716067841151962L;
public final int mode;
public final FreenetURI newURI;
public final long expectedSize;
String expectedMimeType;
boolean finalizedSizeAndMimeType;
public String getExpectedMimeType() {
return expectedMimeType;
}
public boolean finalizedSize() {
return finalizedSizeAndMimeType;
}
/** For collection errors */
public final FailureCodeTracker errorCodes;
public final String extraMessage;
/** Get the failure mode. */
public int getMode() {
return mode;
}
public FetchException(int m) {
super(getMessage(m));
extraMessage = null;
mode = m;
errorCodes = null;
newURI = null;
expectedSize = -1;
if(Logger.shouldLog(Logger.MINOR, this))
Logger.minor(this, "FetchException("+getMessage(mode)+ ')', this);
}
public FetchException(int m, long expectedSize, boolean finalizedSize, String expectedMimeType) {
super(getMessage(m));
extraMessage = null;
this.finalizedSizeAndMimeType = finalizedSize;
mode = m;
errorCodes = null;
newURI = null;
this.expectedSize = expectedSize;
this.expectedMimeType = expectedMimeType;
if(Logger.shouldLog(Logger.MINOR, this))
Logger.minor(this, "FetchException("+getMessage(mode)+ ')', this);
}
public FetchException(int m, long expectedSize, boolean finalizedSize, String expectedMimeType, FreenetURI uri) {
super(getMessage(m));
extraMessage = null;
this.finalizedSizeAndMimeType = finalizedSize;
mode = m;
errorCodes = null;
newURI = uri;
this.expectedSize = expectedSize;
this.expectedMimeType = expectedMimeType;
if(Logger.shouldLog(Logger.MINOR, this))
Logger.minor(this, "FetchException("+getMessage(mode)+ ')', this);
}
public FetchException(MetadataParseException e) {
super(getMessage(INVALID_METADATA)+": "+e.getMessage());
extraMessage = e.getMessage();
mode = INVALID_METADATA;
errorCodes = null;
initCause(e);
newURI = null;
expectedSize = -1;
if(Logger.shouldLog(Logger.MINOR, this))
Logger.minor(this, "FetchException("+getMessage(mode)+"): "+e,e);
}
public FetchException(ArchiveFailureException e) {
super(getMessage(ARCHIVE_FAILURE)+": "+e.getMessage());
extraMessage = e.getMessage();
mode = ARCHIVE_FAILURE;
errorCodes = null;
newURI = null;
initCause(e);
expectedSize = -1;
if(Logger.shouldLog(Logger.MINOR, this))
Logger.minor(this, "FetchException("+getMessage(mode)+"): "+e,e);
}
public FetchException(ArchiveRestartException e) {
super(getMessage(ARCHIVE_RESTART)+": "+e.getMessage());
extraMessage = e.getMessage();
mode = ARCHIVE_FAILURE;
errorCodes = null;
initCause(e);
newURI = null;
expectedSize = -1;
if(Logger.shouldLog(Logger.MINOR, this))
Logger.minor(this, "FetchException("+getMessage(mode)+"): "+e,e); }
public FetchException(int mode, Throwable t) {
super(getMessage(mode)+": "+t.getMessage());
extraMessage = t.getMessage();
this.mode = mode;
errorCodes = null;
initCause(t);
newURI = null;
expectedSize = -1;
if(Logger.shouldLog(Logger.MINOR, this))
Logger.minor(this, "FetchException("+getMessage(mode)+"): "+t.getMessage(),t);
}
public FetchException(int mode, String reason, Throwable t) {
super(reason+" : "+getMessage(mode)+": "+t.getMessage());
extraMessage = t.getMessage();
this.mode = mode;
errorCodes = null;
initCause(t);
newURI = null;
expectedSize = -1;
if(Logger.shouldLog(Logger.MINOR, this))
Logger.minor(this, "FetchException("+getMessage(mode)+"): "+t.getMessage(),t);
}
public FetchException(int mode, FailureCodeTracker errorCodes) {
super(getMessage(mode));
extraMessage = null;
this.mode = mode;
this.errorCodes = errorCodes;
newURI = null;
expectedSize = -1;
if(Logger.shouldLog(Logger.MINOR, this))
Logger.minor(this, "FetchException("+getMessage(mode)+ ')');
}
public FetchException(int mode, String msg) {
super(getMessage(mode)+": "+msg);
extraMessage = msg;
errorCodes = null;
this.mode = mode;
newURI = null;
expectedSize = -1;
if(Logger.shouldLog(Logger.MINOR, this))
Logger.minor(this, "FetchException("+getMessage(mode)+"): "+msg,this);
}
public FetchException(int mode, FreenetURI newURI) {
super(getMessage(mode));
extraMessage = null;
this.mode = mode;
errorCodes = null;
this.newURI = newURI;
expectedSize = -1;
if(Logger.shouldLog(Logger.MINOR, this))
Logger.minor(this, "FetchException("+getMessage(mode)+") -> "+newURI, this);
}
public FetchException(int mode, String msg, FreenetURI uri) {
super(getMessage(mode)+": "+msg);
extraMessage = msg;
errorCodes = null;
this.mode = mode;
newURI = uri;
expectedSize = -1;
if(Logger.shouldLog(Logger.MINOR, this))
Logger.minor(this, "FetchException("+getMessage(mode)+"): "+msg,this);
}
public FetchException(FetchException e, int newMode) {
super(getMessage(newMode)+(e.extraMessage != null ? ": "+e.extraMessage : ""));
this.mode = newMode;
this.newURI = e.newURI;
this.errorCodes = e.errorCodes;
this.expectedMimeType = e.expectedMimeType;
this.expectedSize = e.expectedSize;
this.extraMessage = e.extraMessage;
this.finalizedSizeAndMimeType = e.finalizedSizeAndMimeType;
}
public FetchException(FetchException e, FreenetURI uri) {
super(e.getMessage());
initCause(e);
this.mode = e.mode;
this.newURI = uri;
this.errorCodes = e.errorCodes;
this.expectedMimeType = e.expectedMimeType;
this.expectedSize = e.expectedSize;
this.extraMessage = e.extraMessage;
this.finalizedSizeAndMimeType = e.finalizedSizeAndMimeType;
}
public static String getShortMessage(int mode) {
String ret = L10n.getString("FetchException.shortError."+mode);
if(ret == null)
return "Unknown code "+mode;
else return ret;
}
public String toString() {
StringBuffer sb = new StringBuffer(200);
sb.append("FetchException:");
sb.append(getShortMessage(mode));
sb.append(':');
sb.append(newURI);
sb.append(':');
sb.append(expectedSize);
sb.append(':');
sb.append(expectedMimeType);
sb.append(':');
sb.append(finalizedSizeAndMimeType);
sb.append(':');
sb.append(errorCodes);
sb.append(':');
sb.append(extraMessage);
return sb.toString();
}
public static String getMessage(int mode) {
String ret = L10n.getString("FetchException.longError."+mode);
if(ret == null)
return "Unknown fetch error code: "+mode;
else return ret;
}
// FIXME many of these are not used any more
/** Too many levels of recursion into archives */
public static final int TOO_DEEP_ARCHIVE_RECURSION = 1;
/** Don't know what to do with splitfile */
public static final int UNKNOWN_SPLITFILE_METADATA = 2;
/** Too many redirects */
public static final int TOO_MANY_REDIRECTS = 16;
/** Don't know what to do with metadata */
public static final int UNKNOWN_METADATA = 3;
/** Got a MetadataParseException */
public static final int INVALID_METADATA = 4;
/** Got an ArchiveFailureException */
public static final int ARCHIVE_FAILURE = 5;
/** Failed to decode a block */
public static final int BLOCK_DECODE_ERROR = 6;
/** Too many split metadata levels */
public static final int TOO_MANY_METADATA_LEVELS = 7;
/** Too many archive restarts */
public static final int TOO_MANY_ARCHIVE_RESTARTS = 8;
/** Too deep recursion */
public static final int TOO_MUCH_RECURSION = 9;
/** Tried to access an archive file but not in an archive */
public static final int NOT_IN_ARCHIVE = 10;
/** Too many meta strings. E.g. requesting CHK@blah,blah,blah as CHK@blah,blah,blah/filename.ext */
public static final int TOO_MANY_PATH_COMPONENTS = 11;
/** Failed to read from or write to a bucket; a kind of internal error */
public static final int BUCKET_ERROR = 12;
/** Data not found */
public static final int DATA_NOT_FOUND = 13;
/** Not all data was found; some DNFs but some successes */
public static final int ALL_DATA_NOT_FOUND = 28;
/** Route not found */
public static final int ROUTE_NOT_FOUND = 14;
/** Downstream overload */
public static final int REJECTED_OVERLOAD = 15;
/** An internal error occurred */
public static final int INTERNAL_ERROR = 17;
/** The node found the data but the transfer failed */
public static final int TRANSFER_FAILED = 18;
/** Splitfile error. This should be a SplitFetchException. */
public static final int SPLITFILE_ERROR = 19;
/** Invalid URI. */
public static final int INVALID_URI = 20;
/** Too big */
public static final int TOO_BIG = 21;
/** Metadata too big */
public static final int TOO_BIG_METADATA = 22;
/** Splitfile has too big segments */
public static final int TOO_MANY_BLOCKS_PER_SEGMENT = 23;
/** Not enough meta strings in URI given and no default document */
public static final int NOT_ENOUGH_PATH_COMPONENTS = 24;
/** Explicitly cancelled */
public static final int CANCELLED = 25;
/** Archive restart */
public static final int ARCHIVE_RESTART = 26;
/** There is a more recent version of the USK, ~= HTTP 301; FProxy will turn this into a 301 */
public static final int PERMANENT_REDIRECT = 27;
/** Requestor specified a list of allowed MIME types, and the key's type wasn't in the list */
public static final int WRONG_MIME_TYPE = 29;
/** A node killed the request because it had recently been tried and had DNFed */
public static final int RECENTLY_FAILED = 30;
/** Is an error fatal i.e. is there no point retrying? */
public boolean isFatal() {
return isFatal(mode);
}
public static boolean isFatal(int mode) {
switch(mode) {
// Problems with the data as inserted, or the URI given. No point retrying.
case ARCHIVE_FAILURE:
case BLOCK_DECODE_ERROR:
case TOO_MANY_PATH_COMPONENTS:
case NOT_ENOUGH_PATH_COMPONENTS:
case INVALID_METADATA:
case NOT_IN_ARCHIVE:
case TOO_DEEP_ARCHIVE_RECURSION:
case TOO_MANY_ARCHIVE_RESTARTS:
case TOO_MANY_METADATA_LEVELS:
case TOO_MANY_REDIRECTS:
case TOO_MUCH_RECURSION:
case UNKNOWN_METADATA:
case UNKNOWN_SPLITFILE_METADATA:
case INVALID_URI:
case TOO_BIG:
case TOO_BIG_METADATA:
case TOO_MANY_BLOCKS_PER_SEGMENT:
return true;
// Low level errors, can be retried
case DATA_NOT_FOUND:
case ROUTE_NOT_FOUND:
case REJECTED_OVERLOAD:
case TRANSFER_FAILED:
case ALL_DATA_NOT_FOUND:
case RECENTLY_FAILED: // wait a bit, but fine
// Not usually fatal
case SPLITFILE_ERROR:
return false;
case BUCKET_ERROR:
case INTERNAL_ERROR:
// Maybe fatal
return false;
// Wierd ones
case CANCELLED:
case ARCHIVE_RESTART:
case PERMANENT_REDIRECT:
case WRONG_MIME_TYPE:
// Fatal
return true;
default:
Logger.error(FetchException.class, "Do not know if error code is fatal: "+getMessage(mode));
return false; // assume it isn't
}
}
public void setNotFinalizedSize() {
this.finalizedSizeAndMimeType = false;
}
}
The table below shows all metrics for FetchException.java.
| Metric | Value | Description | |
|---|---|---|---|
| BLOCKS | 23.00 | Number of blocks | |
| BLOCK_COMMENT | 3.00 | Number of block comment lines | |
| COMMENTS | 47.00 | Comment lines | |
| COMMENT_DENSITY | 0.18 | Comment density | |
| COMPARISONS | 43.00 | Number of comparison operators | |
| CYCLOMATIC | 69.00 | Cyclomatic complexity | |
| DECL_COMMENTS | 36.00 | Comments in declarations | |
| DOC_COMMENT | 37.00 | Number of javadoc comment lines | |
| ELOC | 255.00 | Effective lines of code | |
| EXEC_COMMENTS | 6.00 | Comments in executable code | |
| EXITS | 16.00 | Procedure exits | |
| FUNCTIONS | 23.00 | Number of function declarations | |
| HALSTEAD_DIFFICULTY | 68.75 | Halstead difficulty | |
| HALSTEAD_EFFORT | 0.00 | Halstead effort | |
| INTERFACE_COMPLEXITY | 63.00 | Interface complexity | |
| JAVA0001 | 0.00 | JAVA0001 Package name does not contain only lower case letters | |
| JAVA0002 | 1.00 | 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 | 16.00 | 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 | 1.00 | 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 | 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 | 0.00 | JAVA0115 Incorrect javadoc: no @throws or @exception tag for 'exception' | |
| JAVA0116 | 4.00 | JAVA0116 Missing javadoc: field 'field' | |
| JAVA0117 | 20.00 | 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 | 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 | 559.00 | 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 | 365.00 | Number of lines in the source file | |
| LINE_COMMENT | 7.00 | Number of line comments | |
| LOC | 279.00 | Lines of code | |
| LOGICAL_LINES | 185.00 | Number of statements | |
| LOOPS | 0.00 | Number of loops | |
| NEST_DEPTH | 1.00 | Maximum nesting depth | |
| OPERANDS | 626.00 | Number of operands | |
| OPERATORS | 1270.00 | Number of operators | |
| PARAMS | 34.00 | Number of formal parameter declarations | |
| PROGRAM_LENGTH | 1896.00 | Halstead program length | |
| PROGRAM_VOCAB | 211.00 | Halstead program vocabulary | |
| PROGRAM_VOLUME | 0.00 | Halstead program volume | |
| RETURNS | 29.00 | Number of return points from functions | |
| SIZE | 11314.00 | Size of the file in bytes | |
| UNIQUE_OPERANDS | 173.00 | Number of unique operands | |
| UNIQUE_OPERATORS | 38.00 | Number of unique operators | |
| WHITESPACE | 39.00 | Number of whitespace lines | |