SpotBugs Bug Detector Report

The following document contains the results of SpotBugs

SpotBugs Version is 4.8.4

Threshold is medium

Effort is default

Summary

Classes Bugs Errors Missing Classes
125 63 0 0

Files

Class Bugs
org.sentrysoftware.jawk.Awk 1
org.sentrysoftware.jawk.Main 2
org.sentrysoftware.jawk.backend.AVM 9
org.sentrysoftware.jawk.ext.AbstractExtension 3
org.sentrysoftware.jawk.ext.CoreExtension 3
org.sentrysoftware.jawk.ext.StdinExtension$1 1
org.sentrysoftware.jawk.ext.StdinExtension$2 3
org.sentrysoftware.jawk.frontend.AwkParser 8
org.sentrysoftware.jawk.intermediate.AwkTuples 3
org.sentrysoftware.jawk.intermediate.AwkTuples$VersionManager 3
org.sentrysoftware.jawk.jrt.AssocArray 1
org.sentrysoftware.jawk.jrt.BlockManager 1
org.sentrysoftware.jawk.jrt.BlockManager$BlockThread 1
org.sentrysoftware.jawk.jrt.BlockObject 1
org.sentrysoftware.jawk.jrt.DataPump 2
org.sentrysoftware.jawk.jrt.JRT 11
org.sentrysoftware.jawk.util.AwkSettings 8
org.sentrysoftware.jawk.util.DestDirClassLoader 1
org.sentrysoftware.jawk.util.ScriptFileSource 1

org.sentrysoftware.jawk.Awk

Bug Category Details Line Priority
Found reliance on default encoding in org.sentrysoftware.jawk.Awk.invoke(AwkSettings): new java.io.PrintStream(OutputStream) I18N DM_DEFAULT_ENCODING 151 High

org.sentrysoftware.jawk.Main

Bug Category Details Line Priority
Exception thrown in class org.sentrysoftware.jawk.Main at new org.sentrysoftware.jawk.Main(String[], InputStream, PrintStream, PrintStream) will leave the constructor. The object under construction remains partially initialized and may be vulnerable to Finalizer attacks. BAD_PRACTICE CT_CONSTRUCTOR_THROW 67 Medium
Format string should use %n rather than \n in org.sentrysoftware.jawk.Main.main(String[]) BAD_PRACTICE VA_FORMAT_STRING_USES_NEWLINE 92 Medium

org.sentrysoftware.jawk.backend.AVM

Bug Category Details Line Priority
Exception thrown in class org.sentrysoftware.jawk.backend.AVM at new org.sentrysoftware.jawk.backend.AVM(AwkSettings, Map) will leave the constructor. The object under construction remains partially initialized and may be vulnerable to Finalizer attacks. BAD_PRACTICE CT_CONSTRUCTOR_THROW 158 Medium
Random object created and used only once in org.sentrysoftware.jawk.backend.AVM.interpret(AwkTuples) BAD_PRACTICE DMI_RANDOM_USED_ONLY_ONCE 946 High
Found reliance on default encoding in org.sentrysoftware.jawk.backend.AVM.interpret(AwkTuples): new java.io.PrintStream(OutputStream, boolean) I18N DM_DEFAULT_ENCODING 334 High
Found reliance on default encoding in org.sentrysoftware.jawk.backend.AVM.interpret(AwkTuples): new String(byte[]) I18N DM_DEFAULT_ENCODING 1598 High
new org.sentrysoftware.jawk.backend.AVM(AwkSettings, Map) may expose internal representation by storing an externally mutable object into AVM.extensions MALICIOUS_CODE EI_EXPOSE_REP2 168 Medium
new org.sentrysoftware.jawk.backend.AVM(AwkSettings, Map) may expose internal representation by storing an externally mutable object into AVM.settings MALICIOUS_CODE EI_EXPOSE_REP2 160 Medium
Test for floating point equality in org.sentrysoftware.jawk.backend.AVM.interpret(AwkTuples) STYLE FE_FLOATING_POINT_EQUALITY 641 High
org.sentrysoftware.jawk.backend.AVM.avmDump(AssocArray[]) makes inefficient use of keySet iterator instead of entrySet iterator PERFORMANCE WMI_WRONG_MAP_ITERATOR 2045 Medium
org.sentrysoftware.jawk.backend.AVM.interpret(AwkTuples) makes inefficient use of keySet iterator instead of entrySet iterator PERFORMANCE WMI_WRONG_MAP_ITERATOR 1742 Medium

org.sentrysoftware.jawk.ext.AbstractExtension

Bug Category Details Line Priority
org.sentrysoftware.jawk.ext.AbstractExtension.init(VariableManager, JRT, AwkSettings) may expose internal representation by storing an externally mutable object into AbstractExtension.jrt MALICIOUS_CODE EI_EXPOSE_REP2 49 Medium
org.sentrysoftware.jawk.ext.AbstractExtension.init(VariableManager, JRT, AwkSettings) may expose internal representation by storing an externally mutable object into AbstractExtension.settings MALICIOUS_CODE EI_EXPOSE_REP2 50 Medium
org.sentrysoftware.jawk.ext.AbstractExtension.init(VariableManager, JRT, AwkSettings) may expose internal representation by storing an externally mutable object into AbstractExtension.vm MALICIOUS_CODE EI_EXPOSE_REP2 48 Medium

org.sentrysoftware.jawk.ext.CoreExtension

Bug Category Details Line Priority
instanceof will always return true for all non-null values in org.sentrysoftware.jawk.ext.CoreExtension.newReference(Object), since all org.sentrysoftware.jawk.jrt.AssocArray are instances of org.sentrysoftware.jawk.jrt.AssocArray STYLE BC_VACUOUS_INSTANCEOF 422 Medium
Check for oddness that won't work for negative numbers in org.sentrysoftware.jawk.ext.CoreExtension.getAssocArrayParameterPositions(String, int) STYLE IM_BAD_CHECK_FOR_ODD 286 Medium
org.sentrysoftware.jawk.ext.CoreExtension.inref(Object, VariableManager) makes inefficient use of keySet iterator instead of entrySet iterator PERFORMANCE WMI_WRONG_MAP_ITERATOR 539 Medium

org.sentrysoftware.jawk.ext.StdinExtension$1

Bug Category Details Line Priority
Wait not in loop in org.sentrysoftware.jawk.ext.StdinExtension$1.block() MT_CORRECTNESS WA_NOT_IN_LOOP 122 Medium

org.sentrysoftware.jawk.ext.StdinExtension$2

Bug Category Details Line Priority
Found reliance on default encoding in org.sentrysoftware.jawk.ext.StdinExtension$2.run(): new java.io.InputStreamReader(InputStream) I18N DM_DEFAULT_ENCODING 140 High
org.sentrysoftware.jawk.ext.StdinExtension$2.run() invokes System.exit(...), which shuts down the entire virtual machine BAD_PRACTICE DM_EXIT 159 Medium
org.sentrysoftware.jawk.ext.StdinExtension$2.run() may fail to close stream BAD_PRACTICE OS_OPEN_STREAM 139 Medium

org.sentrysoftware.jawk.frontend.AwkParser

Bug Category Details Line Priority
Exception thrown in class org.sentrysoftware.jawk.frontend.AwkParser at new org.sentrysoftware.jawk.frontend.AwkParser(boolean, boolean, Map) will leave the constructor. The object under construction remains partially initialized and may be vulnerable to Finalizer attacks. BAD_PRACTICE CT_CONSTRUCTOR_THROW 289 Medium
new org.sentrysoftware.jawk.frontend.AwkParser(boolean, boolean, Map) may expose internal representation by storing an externally mutable object into AwkParser.extensions MALICIOUS_CODE EI_EXPOSE_REP2 310 Medium
org.sentrysoftware.jawk.frontend.AwkParser.parse(List) may expose internal representation by storing an externally mutable object into AwkParser.scriptSources MALICIOUS_CODE EI_EXPOSE_REP2 384 Medium
Load of known null value in org.sentrysoftware.jawk.frontend.AwkParser.GETLINE_EXPRESSION(AwkParser$AST, boolean, boolean) STYLE NP_LOAD_OF_KNOWN_NULL_VALUE 1952 Medium
Redundant nullcheck of expr1, which is known to be non-null in org.sentrysoftware.jawk.frontend.AwkParser.FOR_STATEMENT() STYLE RCN_REDUNDANT_NULLCHECK_OF_NONNULL_VALUE 1779 Medium
Redundant nullcheck of rule_or_function, which is known to be non-null in org.sentrysoftware.jawk.frontend.AwkParser.RULE_LIST() STYLE RCN_REDUNDANT_NULLCHECK_OF_NONNULL_VALUE 913 Medium
Write to static field org.sentrysoftware.jawk.frontend.AwkParser.f_idx from instance method new org.sentrysoftware.jawk.frontend.AwkParser(boolean, boolean, Map) STYLE ST_WRITE_TO_STATIC_FROM_INSTANCE_METHOD 293 Medium
Write to static field org.sentrysoftware.jawk.frontend.AwkParser.s_idx from instance method new org.sentrysoftware.jawk.frontend.AwkParser(boolean, boolean, Map) STYLE ST_WRITE_TO_STATIC_FROM_INSTANCE_METHOD 291 Medium

org.sentrysoftware.jawk.intermediate.AwkTuples

Bug Category Details Line Priority
org.sentrysoftware.jawk.intermediate.AwkTuples.getFunctionNameSet() may expose internal representation by returning AwkTuples.function_names MALICIOUS_CODE EI_EXPOSE_REP 3152 Medium
org.sentrysoftware.jawk.intermediate.AwkTuples.getGlobalVariableAarrayMap() may expose internal representation by returning AwkTuples.global_var_aarray_map MALICIOUS_CODE EI_EXPOSE_REP 3142 Medium
org.sentrysoftware.jawk.intermediate.AwkTuples.getGlobalVariableOffsetMap() may expose internal representation by returning AwkTuples.global_var_offset_map MALICIOUS_CODE EI_EXPOSE_REP 3133 Medium

org.sentrysoftware.jawk.intermediate.AwkTuples$VersionManager

Bug Category Details Line Priority
Overridable method append is called from readObject. MALICIOUS_CODE MC_OVERRIDABLE_METHOD_CALL_IN_READ_OBJECT 3228 Medium
Overridable method readInt is called from readObject. MALICIOUS_CODE MC_OVERRIDABLE_METHOD_CALL_IN_READ_OBJECT 3226 Medium
Overridable method toString is called from readObject. MALICIOUS_CODE MC_OVERRIDABLE_METHOD_CALL_IN_READ_OBJECT 3228 Medium

org.sentrysoftware.jawk.jrt.AssocArray

Bug Category Details Line Priority
org.sentrysoftware.jawk.jrt.AssocArray.mapString() makes inefficient use of keySet iterator instead of entrySet iterator PERFORMANCE WMI_WRONG_MAP_ITERATOR 128 Medium

org.sentrysoftware.jawk.jrt.BlockManager

Bug Category Details Line Priority
Wait not in loop in org.sentrysoftware.jawk.jrt.BlockManager.block(BlockObject) MT_CORRECTNESS WA_NOT_IN_LOOP 102 Medium

org.sentrysoftware.jawk.jrt.BlockManager$BlockThread

Bug Category Details Line Priority
org.sentrysoftware.jawk.jrt.BlockManager$BlockThread.run() invokes System.exit(...), which shuts down the entire virtual machine BAD_PRACTICE DM_EXIT 144 Medium

org.sentrysoftware.jawk.jrt.BlockObject

Bug Category Details Line Priority
org.sentrysoftware.jawk.jrt.BlockObject.setNextBlockObject(BlockObject) may expose internal representation by storing an externally mutable object into BlockObject.nextBlockObject MALICIOUS_CODE EI_EXPOSE_REP2 98 Medium

org.sentrysoftware.jawk.jrt.DataPump

Bug Category Details Line Priority
org.sentrysoftware.jawk.jrt.DataPump.run() might ignore java.io.IOException BAD_PRACTICE DE_MIGHT_IGNORE 89 Medium
new org.sentrysoftware.jawk.jrt.DataPump(InputStream, PrintStream) may expose internal representation by storing an externally mutable object into DataPump.os MALICIOUS_CODE EI_EXPOSE_REP2 53 Medium

org.sentrysoftware.jawk.jrt.JRT

Bug Category Details Line Priority
Found reliance on default encoding in org.sentrysoftware.jawk.jrt.JRT.jrtConsumeCommandInput(String): new java.io.InputStreamReader(InputStream) I18N DM_DEFAULT_ENCODING 1010 High
Found reliance on default encoding in org.sentrysoftware.jawk.jrt.JRT.jrtConsumeFileInput(String): new java.io.FileReader(String) I18N DM_DEFAULT_ENCODING 958 High
Found reliance on default encoding in org.sentrysoftware.jawk.jrt.JRT.jrtConsumeInput(InputStream, boolean, Locale): new java.io.FileReader(String) I18N DM_DEFAULT_ENCODING 648 High
Found reliance on default encoding in org.sentrysoftware.jawk.jrt.JRT.jrtConsumeInput(InputStream, boolean, Locale): new java.io.InputStreamReader(InputStream) I18N DM_DEFAULT_ENCODING 655 High
Found reliance on default encoding in org.sentrysoftware.jawk.jrt.JRT.jrtGetPrintStream(String, boolean): new java.io.PrintStream(OutputStream, boolean) I18N DM_DEFAULT_ENCODING 938 High
Found reliance on default encoding in org.sentrysoftware.jawk.jrt.JRT.jrtSpawnForOutput(String): new java.io.PrintStream(OutputStream, boolean) I18N DM_DEFAULT_ENCODING 1055 High
org.sentrysoftware.jawk.jrt.JRT.getOutputFiles() may expose internal representation by returning JRT.outputFiles MALICIOUS_CODE EI_EXPOSE_REP 923 Medium
org.sentrysoftware.jawk.jrt.JRT.getPartitioningReader() may expose internal representation by returning JRT.partitioningReader MALICIOUS_CODE EI_EXPOSE_REP 566 Medium
new org.sentrysoftware.jawk.jrt.JRT(VariableManager) may expose internal representation by storing an externally mutable object into JRT.vm MALICIOUS_CODE EI_EXPOSE_REP2 130 Medium
Test for floating point equality in org.sentrysoftware.jawk.jrt.JRT.dec(Object) STYLE FE_FLOATING_POINT_EQUALITY 461 High
Test for floating point equality in org.sentrysoftware.jawk.jrt.JRT.inc(Object) STYLE FE_FLOATING_POINT_EQUALITY 429 High

org.sentrysoftware.jawk.util.AwkSettings

Bug Category Details Line Priority
org.sentrysoftware.jawk.util.AwkSettings.getNameValueOrFileNames() may expose internal representation by returning AwkSettings.nameValueOrFileNames MALICIOUS_CODE EI_EXPOSE_REP 350 Medium
org.sentrysoftware.jawk.util.AwkSettings.getOutputStream() may expose internal representation by returning AwkSettings.outputStream MALICIOUS_CODE EI_EXPOSE_REP 567 Medium
org.sentrysoftware.jawk.util.AwkSettings.getScriptSources() may expose internal representation by returning AwkSettings.scriptSources MALICIOUS_CODE EI_EXPOSE_REP 286 Medium
org.sentrysoftware.jawk.util.AwkSettings.getVariables() may expose internal representation by returning AwkSettings.variables MALICIOUS_CODE EI_EXPOSE_REP 327 Medium
org.sentrysoftware.jawk.util.AwkSettings.setNameValueOrFileNames(List) may expose internal representation by storing an externally mutable object into AwkSettings.nameValueOrFileNames MALICIOUS_CODE EI_EXPOSE_REP2 361 Medium
org.sentrysoftware.jawk.util.AwkSettings.setOutputStream(PrintStream) may expose internal representation by storing an externally mutable object into AwkSettings.outputStream MALICIOUS_CODE EI_EXPOSE_REP2 576 Medium
org.sentrysoftware.jawk.util.AwkSettings.setScriptSources(List) may expose internal representation by storing an externally mutable object into AwkSettings.scriptSources MALICIOUS_CODE EI_EXPOSE_REP2 374 Medium
org.sentrysoftware.jawk.util.AwkSettings.setVariables(Map) may expose internal representation by storing an externally mutable object into AwkSettings.variables MALICIOUS_CODE EI_EXPOSE_REP2 339 Medium

org.sentrysoftware.jawk.util.DestDirClassLoader

Bug Category Details Line Priority
org.sentrysoftware.jawk.util.DestDirClassLoader.loadClassData(String) may fail to clean up java.io.InputStream on checked exception EXPERIMENTAL OBL_UNSATISFIED_OBLIGATION_EXCEPTION_EDGE 71 Medium

org.sentrysoftware.jawk.util.ScriptFileSource

Bug Category Details Line Priority
Found reliance on default encoding in org.sentrysoftware.jawk.util.ScriptFileSource.getReader(): new java.io.FileReader(String) I18N DM_DEFAULT_ENCODING 73 High
Keywords:
awk
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